octave-nkf: src/data.cc annotate

annotate src/data.cc @ 9585:06b8b51dca48

also handle user-defined graphics properties in new property name validation scheme

author	John W. Eaton <jwe@octave.org>
date	Fri, 28 Aug 2009 18:37:31 -0400
parents	b8db3595f706
children	3429c956de6f

rev	line source
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1 /*
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2
7017 a1dbe9d80eee [project @ 2007-10-12 21:27:11 by jwe] jwe parents: 7016 diff changeset	3 Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
9428 b317debeb828 data.cc (Fones, Fzeros, Ftrue, Ffalse): update docstring John W. Eaton <jwe@octave.org> parents: 9351 diff changeset	4 2003, 2004, 2005, 2006, 2007, 2008, 2009 John W. Eaton
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5 Copyright (C) 2009 Jaroslav Hajek
9513 9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6 Copyright (C) 2009 VZLU Prague
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	7
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	8 This file is part of Octave.
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	9
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	10 Octave is free software; you can redistribute it and/or modify it
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	11 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	12 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	13 option) any later version.
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	14
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	15 Octave is distributed in the hope that it will be useful, but WITHOUT
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	16 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	17 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	18 for more details.
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	19
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	20 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	21 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	22 <http://www.gnu.org/licenses/>.
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	23
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	24 */
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	25
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	26 #ifdef HAVE_CONFIG_H
1192 b6360f2d4fa6 [project @ 1995-03-30 21:38:35 by jwe] jwe parents: 1129 diff changeset	27 #include <config.h>
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	28 #endif
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	29
7078 405cf85b435c [project @ 2007-10-30 14:04:59 by jwe] jwe parents: 7065 diff changeset	30 #include "systime.h"
405cf85b435c [project @ 2007-10-30 14:04:59 by jwe] jwe parents: 7065 diff changeset	31
405cf85b435c [project @ 2007-10-30 14:04:59 by jwe] jwe parents: 7065 diff changeset	32 #ifdef HAVE_SYS_TYPES_H
405cf85b435c [project @ 2007-10-30 14:04:59 by jwe] jwe parents: 7065 diff changeset	33 #include <sys/types.h>
405cf85b435c [project @ 2007-10-30 14:04:59 by jwe] jwe parents: 7065 diff changeset	34 #endif
405cf85b435c [project @ 2007-10-30 14:04:59 by jwe] jwe parents: 7065 diff changeset	35
405cf85b435c [project @ 2007-10-30 14:04:59 by jwe] jwe parents: 7065 diff changeset	36 #ifdef HAVE_SYS_RESOURCE_H
405cf85b435c [project @ 2007-10-30 14:04:59 by jwe] jwe parents: 7065 diff changeset	37 #include <sys/resource.h>
405cf85b435c [project @ 2007-10-30 14:04:59 by jwe] jwe parents: 7065 diff changeset	38 #endif
405cf85b435c [project @ 2007-10-30 14:04:59 by jwe] jwe parents: 7065 diff changeset	39
2184 dbbbb3559ee8 [project @ 1996-05-14 02:18:22 by jwe] jwe parents: 2086 diff changeset	40 #include <cfloat>
dbbbb3559ee8 [project @ 1996-05-14 02:18:22 by jwe] jwe parents: 2086 diff changeset	41
1728 42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1572 diff changeset	42 #include <string>
42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1572 diff changeset	43
2184 dbbbb3559ee8 [project @ 1996-05-14 02:18:22 by jwe] jwe parents: 2086 diff changeset	44 #include "lo-ieee.h"
7231 2eb392d058bb [project @ 2007-11-30 18:53:29 by jwe] jwe parents: 7189 diff changeset	45 #include "lo-math.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	46 #include "str-vec.h"
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4114 diff changeset	47 #include "quit.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	48
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	49 #include "Cell.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1315 diff changeset	50 #include "defun.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1315 diff changeset	51 #include "error.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1315 diff changeset	52 #include "gripes.h"
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	53 #include "oct-map.h"
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	54 #include "oct-obj.h"
2366 c90105b99479 [project @ 1996-10-11 23:22:27 by jwe] jwe parents: 2305 diff changeset	55 #include "ov.h"
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	56 #include "ov-float.h"
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	57 #include "ov-complex.h"
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	58 #include "ov-flt-complex.h"
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	59 #include "ov-cx-mat.h"
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	60 #include "ov-flt-cx-mat.h"
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	61 #include "ov-cx-sparse.h"
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	62 #include "parse.h"
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	63 #include "pt-mat.h"
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	64 #include "utils.h"
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	65 #include "variables.h"
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	66 #include "pager.h"
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	67 #include "xnorm.h"
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	68
7914 e998e81224b5 Various compilation fixes for MSVC. John W. Eaton <jwe@octave.org> parents: 7815 diff changeset	69 #if ! defined (HAVE_HYPOTF) && defined (HAVE__HYPOTF)
e998e81224b5 Various compilation fixes for MSVC. John W. Eaton <jwe@octave.org> parents: 7815 diff changeset	70 #define hypotf _hypotf
e998e81224b5 Various compilation fixes for MSVC. John W. Eaton <jwe@octave.org> parents: 7815 diff changeset	71 #define HAVE_HYPOTF 1
e998e81224b5 Various compilation fixes for MSVC. John W. Eaton <jwe@octave.org> parents: 7815 diff changeset	72 #endif
e998e81224b5 Various compilation fixes for MSVC. John W. Eaton <jwe@octave.org> parents: 7815 diff changeset	73
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	74 #define ANY_ALL(FCN) \
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	75 \
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4176 diff changeset	76 octave_value retval; \
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	77 \
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	78 int nargin = args.length (); \
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	79 \
4021 963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	80 if (nargin == 1 \|\| nargin == 2) \
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	81 { \
4021 963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	82 int dim = (nargin == 1 ? -1 : args(1).int_value (true) - 1); \
963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	83 \
963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	84 if (! error_state) \
963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	85 { \
4556 773a21e4fce8 [project @ 2003-10-28 05:02:10 by jwe] jwe parents: 4554 diff changeset	86 if (dim >= -1) \
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	87 retval = args(0).FCN (dim); \
4021 963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	88 else \
963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	89 error (#FCN ": invalid dimension argument = %d", dim + 1); \
963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	90 } \
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	91 else \
4021 963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	92 error (#FCN ": expecting dimension argument to be an integer"); \
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	93 } \
4021 963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	94 else \
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	95 print_usage (); \
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	96 \
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	97 return retval
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	98
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	99 DEFUN (all, args, ,
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	100 "-- texinfo --\n\
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	101 @deftypefn {Built-in Function} {} all (@var{x}, @var{dim})\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	102 The function @code{all} behaves like the function @code{any}, except\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	103 that it returns true only if all the elements of a vector, or all the\n\
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	104 elements along dimension @var{dim} of a matrix, are nonzero.\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	105 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	106 {
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	107 ANY_ALL (all);
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	108 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	109
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	110 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	111
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	112 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	113 %! x = ones (3);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	114 %! x(1,1) = 0;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	115 %! assert((all (all (rand (3) + 1) == [1, 1, 1]) == 1
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	116 %! && all (all (x) == [0, 1, 1]) == 1
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	117 %! && all (x, 1) == [0, 1, 1]
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	118 %! && all (x, 2) == [0; 1; 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	119
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	120 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	121 %! x = ones (3, 'single');
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	122 %! x(1,1) = 0;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	123 %! assert((all (all (single (rand (3) + 1)) == [1, 1, 1]) == 1
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	124 %! && all (all (x) == [0, 1, 1]) == 1
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	125 %! && all (x, 1) == [0, 1, 1]
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	126 %! && all (x, 2) == [0; 1; 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	127
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	128 %!error <Invalid call to all.*> all ();
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	129 %!error <Invalid call to all.*> all (1, 2, 3);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	130
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	131 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	132
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	133 DEFUN (any, args, ,
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	134 "-- texinfo --\n\
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	135 @deftypefn {Built-in Function} {} any (@var{x}, @var{dim})\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	136 For a vector argument, return 1 if any element of the vector is\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	137 nonzero.\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	138 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	139 For a matrix argument, return a row vector of ones and\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	140 zeros with each element indicating whether any of the elements of the\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	141 corresponding column of the matrix are nonzero. For example,\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	142 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	143 @example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	144 @group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	145 any (eye (2, 4))\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	146 @result{} [ 1, 1, 0, 0 ]\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	147 @end group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	148 @end example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	149 \n\
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	150 If the optional argument @var{dim} is supplied, work along dimension\n\
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	151 @var{dim}. For example,\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	152 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	153 @example\n\
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	154 @group\n\
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	155 any (eye (2, 4), 2)\n\
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	156 @result{} [ 1; 1 ]\n\
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	157 @end group\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	158 @end example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	159 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	160 {
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	161 ANY_ALL (any);
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	162 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	163
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	164 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	165
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	166 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	167 %! x = zeros (3);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	168 %! x(3,3) = 1;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	169 %! assert((all (any (x) == [0, 0, 1]) == 1
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	170 %! && all (any (ones (3)) == [1, 1, 1]) == 1
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	171 %! && any (x, 1) == [0, 0, 1]
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	172 %! && any (x, 2) == [0; 0; 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	173
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	174 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	175 %! x = zeros (3,'single');
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	176 %! x(3,3) = 1;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	177 %! assert((all (any (x) == [0, 0, 1]) == 1
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	178 %! && all (any (ones (3, 'single')) == [1, 1, 1]) == 1
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	179 %! && any (x, 1) == [0, 0, 1]
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	180 %! && any (x, 2) == [0; 0; 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	181
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	182 %!error <Invalid call to any.*> any ();
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	183 %!error <Invalid call to any.*> any (1, 2, 3);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	184
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	185 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	186
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	187 // These mapping functions may also be useful in other places, eh?
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	188
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	189 typedef double (*d_dd_fcn) (double, double);
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	190 typedef float (*f_ff_fcn) (float, float);
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	191
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	192 static NDArray
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	193 map_d_m (d_dd_fcn f, double x, const NDArray& y)
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	194 {
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	195 NDArray retval (y.dims ());
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	196 double *r_data = retval.fortran_vec ();
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	197
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	198 const double *y_data = y.data ();
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	199
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	200 octave_idx_type nel = y.numel ();
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	201
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	202 for (octave_idx_type i = 0; i < nel; i++)
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	203 {
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	204 OCTAVE_QUIT;
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	205 r_data[i] = f (x, y_data[i]);
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	206 }
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	207
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	208 return retval;
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	209 }
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	210
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	211 static FloatNDArray
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	212 map_f_fm (f_ff_fcn f, float x, const FloatNDArray& y)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	213 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	214 FloatNDArray retval (y.dims ());
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	215 float *r_data = retval.fortran_vec ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	216
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	217 const float *y_data = y.data ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	218
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	219 octave_idx_type nel = y.numel ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	220
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	221 for (octave_idx_type i = 0; i < nel; i++)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	222 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	223 OCTAVE_QUIT;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	224 r_data[i] = f (x, y_data[i]);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	225 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	226
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	227 return retval;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	228 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	229
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	230 static NDArray
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	231 map_m_d (d_dd_fcn f, const NDArray& x, double y)
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	232 {
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	233 NDArray retval (x.dims ());
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	234 double *r_data = retval.fortran_vec ();
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	235
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	236 const double *x_data = x.data ();
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	237
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	238 octave_idx_type nel = x.numel ();
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	239
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	240 for (octave_idx_type i = 0; i < nel; i++)
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	241 {
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	242 OCTAVE_QUIT;
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	243 r_data[i] = f (x_data[i], y);
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	244 }
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	245
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	246 return retval;
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	247 }
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	248
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	249 static FloatNDArray
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	250 map_fm_f (f_ff_fcn f, const FloatNDArray& x, float y)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	251 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	252 FloatNDArray retval (x.dims ());
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	253 float *r_data = retval.fortran_vec ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	254
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	255 const float *x_data = x.data ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	256
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	257 octave_idx_type nel = x.numel ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	258
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	259 for (octave_idx_type i = 0; i < nel; i++)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	260 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	261 OCTAVE_QUIT;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	262 r_data[i] = f (x_data[i], y);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	263 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	264
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	265 return retval;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	266 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	267
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	268 static NDArray
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	269 map_m_m (d_dd_fcn f, const NDArray& x, const NDArray& y)
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	270 {
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	271 assert (x.dims () == y.dims ());
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	272
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	273 NDArray retval (x.dims ());
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	274 double *r_data = retval.fortran_vec ();
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	275
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	276 const double *x_data = x.data ();
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	277 const double *y_data = y.data ();
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	278
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	279 octave_idx_type nel = x.numel ();
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	280
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	281 for (octave_idx_type i = 0; i < nel; i++)
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	282 {
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	283 OCTAVE_QUIT;
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	284 r_data[i] = f (x_data[i], y_data[i]);
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	285 }
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	286
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	287 return retval;
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	288 }
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	289
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	290 static FloatNDArray
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	291 map_fm_fm (f_ff_fcn f, const FloatNDArray& x, const FloatNDArray& y)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	292 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	293 assert (x.dims () == y.dims ());
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	294
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	295 FloatNDArray retval (x.dims ());
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	296 float *r_data = retval.fortran_vec ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	297
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	298 const float *x_data = x.data ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	299 const float *y_data = y.data ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	300
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	301 octave_idx_type nel = x.numel ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	302
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	303 for (octave_idx_type i = 0; i < nel; i++)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	304 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	305 OCTAVE_QUIT;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	306 r_data[i] = f (x_data[i], y_data[i]);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	307 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	308
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	309 return retval;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	310 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	311
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	312 static SparseMatrix
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	313 map_d_s (d_dd_fcn f, double x, const SparseMatrix& y)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	314 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	315 octave_idx_type nr = y.rows ();
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	316 octave_idx_type nc = y.columns ();
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	317 SparseMatrix retval;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	318 double f_zero = f (x, 0.);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	319
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	320 if (f_zero != 0)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	321 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	322 retval = SparseMatrix (nr, nc, f_zero);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	323
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	324 for (octave_idx_type j = 0; j < nc; j++)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	325 for (octave_idx_type i = y.cidx (j); i < y.cidx (j+1); i++)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	326 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	327 OCTAVE_QUIT;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	328 retval.data (y.ridx(i) + j * nr) = f (x, y.data (i));
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	329 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	330
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	331 retval.maybe_compress (true);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	332 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	333 else
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	334 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	335 octave_idx_type nz = y.nnz ();
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	336 retval = SparseMatrix (nr, nc, nz);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	337 octave_idx_type ii = 0;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	338 retval.cidx (ii) = 0;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	339
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	340 for (octave_idx_type j = 0; j < nc; j++)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	341 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	342 for (octave_idx_type i = y.cidx (j); i < y.cidx (j+1); i++)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	343 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	344 OCTAVE_QUIT;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	345 double val = f (x, y.data (i));
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	346
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	347 if (val != 0.0)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	348 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	349 retval.data (ii) = val;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	350 retval.ridx (ii++) = y.ridx (i);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	351 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	352 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	353 retval.cidx (j + 1) = ii;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	354 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	355
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	356 retval.maybe_compress (false);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	357 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	358
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	359 return retval;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	360 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	361
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	362 static SparseMatrix
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	363 map_s_d (d_dd_fcn f, const SparseMatrix& x, double y)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	364 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	365 octave_idx_type nr = x.rows ();
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	366 octave_idx_type nc = x.columns ();
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	367 SparseMatrix retval;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	368 double f_zero = f (0., y);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	369
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	370 if (f_zero != 0)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	371 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	372 retval = SparseMatrix (nr, nc, f_zero);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	373
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	374 for (octave_idx_type j = 0; j < nc; j++)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	375 for (octave_idx_type i = x.cidx (j); i < x.cidx (j+1); i++)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	376 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	377 OCTAVE_QUIT;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	378 retval.data (x.ridx(i) + j * nr) = f (x.data (i), y);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	379 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	380
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	381 retval.maybe_compress (true);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	382 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	383 else
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	384 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	385 octave_idx_type nz = x.nnz ();
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	386 retval = SparseMatrix (nr, nc, nz);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	387 octave_idx_type ii = 0;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	388 retval.cidx (ii) = 0;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	389
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	390 for (octave_idx_type j = 0; j < nc; j++)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	391 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	392 for (octave_idx_type i = x.cidx (j); i < x.cidx (j+1); i++)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	393 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	394 OCTAVE_QUIT;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	395 double val = f (x.data (i), y);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	396
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	397 if (val != 0.0)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	398 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	399 retval.data (ii) = val;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	400 retval.ridx (ii++) = x.ridx (i);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	401 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	402 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	403 retval.cidx (j + 1) = ii;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	404 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	405
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	406 retval.maybe_compress (false);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	407 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	408
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	409 return retval;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	410 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	411
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	412 static SparseMatrix
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	413 map_s_s (d_dd_fcn f, const SparseMatrix& x, const SparseMatrix& y)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	414 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	415 octave_idx_type nr = x.rows ();
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	416 octave_idx_type nc = x.columns ();
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	417
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	418 octave_idx_type y_nr = y.rows ();
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	419 octave_idx_type y_nc = y.columns ();
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	420
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	421 assert (nr == y_nr && nc == y_nc);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	422
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	423 SparseMatrix retval;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	424 double f_zero = f (0., 0.);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	425
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	426 if (f_zero != 0)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	427 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	428 retval = SparseMatrix (nr, nc, f_zero);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	429 octave_idx_type k1 = 0, k2 = 0;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	430
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	431 for (octave_idx_type j = 0; j < nc; j++)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	432 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	433 while (k1 < x.cidx(j+1) && k2 < y.cidx(j+1))
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	434 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	435 OCTAVE_QUIT;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	436 if (k1 >= x.cidx(j+1))
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	437 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	438 retval.data (y.ridx(k2) + j * nr) = f (0.0, y.data (k2));
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	439 k2++;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	440 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	441 else if (k2 >= y.cidx(j+1))
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	442 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	443 retval.data (x.ridx(k1) + j * nr) = f (x.data (k1), 0.0);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	444 k1++;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	445 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	446 else
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	447 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	448 octave_idx_type rx = x.ridx(k1);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	449 octave_idx_type ry = y.ridx(k2);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	450
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	451 if (rx < ry)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	452 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	453 retval.data (rx + j * nr) = f (x.data (k1), 0.0);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	454 k1++;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	455 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	456 else if (rx > ry)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	457 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	458 retval.data (ry + j * nr) = f (0.0, y.data (k2));
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	459 k2++;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	460 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	461 else
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	462 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	463 retval.data (ry + j * nr) = f (x.data (k1), y.data (k2));
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	464 k1++;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	465 k2++;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	466 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	467 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	468 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	469 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	470
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	471 retval.maybe_compress (true);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	472 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	473 else
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	474 {
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	475 octave_idx_type nz = x.nnz () + y.nnz ();
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	476 retval = SparseMatrix (nr, nc, nz);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	477 octave_idx_type ii = 0;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	478 retval.cidx (ii) = 0;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	479 octave_idx_type k1 = 0, k2 = 0;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	480
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	481 for (octave_idx_type j = 0; j < nc; j++)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	482 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	483 while (k1 < x.cidx(j+1) && k2 < y.cidx(j+1))
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	484 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	485 OCTAVE_QUIT;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	486 double val;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	487 octave_idx_type r;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	488 if (k1 >= x.cidx(j+1))
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	489 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	490 r = y.ridx (k2);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	491 val = f (0.0, y.data (k2++));
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	492 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	493 else if (k2 >= y.cidx(j+1))
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	494 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	495 r = x.ridx (k1);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	496 val = f (x.data (k1++), 0.0);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	497 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	498 else
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	499 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	500 octave_idx_type rx = x.ridx(k1);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	501 octave_idx_type ry = y.ridx(k2);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	502
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	503 if (rx < ry)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	504 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	505 r = x.ridx (k1);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	506 val = f (x.data (k1++), 0.0);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	507 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	508 else if (rx > ry)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	509 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	510 r = y.ridx (k2);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	511 val = f (0.0, y.data (k2++));
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	512 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	513 else
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	514 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	515 r = y.ridx (k2);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	516 val = f (x.data (k1++), y.data (k2++));
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	517 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	518 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	519 if (val != 0.0)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	520 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	521 retval.data (ii) = val;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	522 retval.ridx (ii++) = r;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	523 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	524 }
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	525 retval.cidx (j + 1) = ii;
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	526 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	527
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	528 retval.maybe_compress (false);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	529 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	530
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	531 return retval;
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	532 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	533
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	534 DEFUN (atan2, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	535 "-- texinfo --\n\
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	536 @deftypefn {Mapping Function} {} atan2 (@var{y}, @var{x})\n\
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	537 Compute atan (@var{y} / @var{x}) for corresponding elements of @var{y}\n\
9155 ad20b967e1c9 Update section 17.3 (Trigonometry) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9142 diff changeset	538 and @var{x}. Signal an error if @var{y} and @var{x} do not match in size\n\
ad20b967e1c9 Update section 17.3 (Trigonometry) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9142 diff changeset	539 and orientation.\n\
3439 3234a698073a [project @ 2000-01-14 09:51:14 by jwe] jwe parents: 3428 diff changeset	540 @end deftypefn")
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	541 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4176 diff changeset	542 octave_value retval;
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	543
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	544 int nargin = args.length ();
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	545
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	546 if (nargin == 2 && args(0).is_defined () && args(1).is_defined ())
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	547 {
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	548 if (args(0).is_integer_type () \|\| args(1).is_integer_type ())
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	549 error ("atan2: not defined for integer types");
bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	550 else
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	551 {
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	552 octave_value arg_y = args(0);
bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	553 octave_value arg_x = args(1);
bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	554
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	555 dim_vector y_dims = arg_y.dims ();
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	556 dim_vector x_dims = arg_x.dims ();
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	557
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	558 bool y_is_scalar = y_dims.all_ones ();
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	559 bool x_is_scalar = x_dims.all_ones ();
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	560
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	561 bool is_float = arg_y.is_single_type () \|\| arg_x.is_single_type ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	562
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	563 if (y_is_scalar && x_is_scalar)
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	564 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	565 if (is_float)
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	566 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	567 float y = arg_y.float_value ();
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	568
bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	569 if (! error_state)
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	570 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	571 float x = arg_x.float_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	572
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	573 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	574 retval = atan2f (y, x);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	575 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	576 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	577 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	578 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	579 double y = arg_y.double_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	580
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	581 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	582 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	583 double x = arg_x.double_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	584
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	585 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	586 retval = atan2 (y, x);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	587 }
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	588 }
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	589 }
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	590 else if (y_is_scalar)
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	591 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	592 if (is_float)
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	593 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	594 float y = arg_y.float_value ();
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	595
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	596 if (! error_state)
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	597 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	598 // Even if x is sparse return a full matrix here
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	599 FloatNDArray x = arg_x.float_array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	600
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	601 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	602 retval = map_f_fm (atan2f, y, x);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	603 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	604 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	605 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	606 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	607 double y = arg_y.double_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	608
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	609 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	610 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	611 // Even if x is sparse return a full matrix here
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	612 NDArray x = arg_x.array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	613
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	614 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	615 retval = map_d_m (atan2, y, x);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	616 }
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	617 }
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	618 }
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	619 else if (x_is_scalar)
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	620 {
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	621 if (arg_y.is_sparse_type ())
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	622 {
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	623 SparseMatrix y = arg_y.sparse_matrix_value ();
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	624
bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	625 if (! error_state)
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	626 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	627 double x = arg_x.double_value ();
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	628
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	629 if (! error_state)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	630 retval = map_s_d (atan2, y, x);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	631 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	632 }
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	633 else if (is_float)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	634 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	635 FloatNDArray y = arg_y.float_array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	636
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	637 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	638 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	639 float x = arg_x.float_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	640
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	641 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	642 retval = map_fm_f (atan2f, y, x);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	643 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	644 }
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	645 else
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	646 {
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	647 NDArray y = arg_y.array_value ();
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	648
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	649 if (! error_state)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	650 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	651 double x = arg_x.double_value ();
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	652
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	653 if (! error_state)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	654 retval = map_m_d (atan2, y, x);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	655 }
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	656 }
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	657 }
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	658 else if (y_dims == x_dims)
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	659 {
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	660 // Even if y is sparse return a full matrix here
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	661 if (arg_x.is_sparse_type ())
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	662 {
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	663 SparseMatrix y = arg_y.sparse_matrix_value ();
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	664
bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	665 if (! error_state)
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	666 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	667 SparseMatrix x = arg_x.sparse_matrix_value ();
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	668
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	669 if (! error_state)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	670 retval = map_s_s (atan2, y, x);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	671 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	672 }
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	673 else if (is_float)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	674 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	675 FloatNDArray y = arg_y.array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	676
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	677 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	678 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	679 FloatNDArray x = arg_x.array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	680
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	681 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	682 retval = map_fm_fm (atan2f, y, x);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	683 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	684 }
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	685 else
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	686 {
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	687 NDArray y = arg_y.array_value ();
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	688
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	689 if (! error_state)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	690 {
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	691 NDArray x = arg_x.array_value ();
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	692
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	693 if (! error_state)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	694 retval = map_m_m (atan2, y, x);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	695 }
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	696 }
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	697 }
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	698 else
bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	699 error ("atan2: nonconformant matrices");
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	700 }
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	701 }
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	702 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	703 print_usage ();
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	704
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	705 return retval;
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	706 }
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	707
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	708 /*
7741 72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	709 %!assert (size (atan2 (zeros (0, 2), zeros (0, 2))), [0, 2])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	710 %!assert (size (atan2 (rand (2, 3, 4), zeros (2, 3, 4))), [2, 3, 4])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	711 %!assert (size (atan2 (rand (2, 3, 4), 1)), [2, 3, 4])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	712 %!assert (size (atan2 (1, rand (2, 3, 4))), [2, 3, 4])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	713 %!assert (size (atan2 (1, 2)), [1, 1])
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	714
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	715 %!test
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	716 %! rt2 = sqrt (2);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	717 %! rt3 = sqrt (3);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	718 %! v = [0, pi/6, pi/4, pi/3, -pi/3, -pi/4, -pi/6, 0];
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	719 %! y = [0, rt3, 1, rt3, -rt3, -1, -rt3, 0];
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	720 %! x = [1, 3, 1, 1, 1, 1, 3, 1];
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	721 %! assert(atan2 (y, x), v, sqrt (eps));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	722
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	723 %!test
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	724 %! rt2 = sqrt (2);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	725 %! rt3 = sqrt (3);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	726 %! v = single([0, pi/6, pi/4, pi/3, -pi/3, -pi/4, -pi/6, 0]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	727 %! y = single([0, rt3, 1, rt3, -rt3, -1, -rt3, 0]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	728 %! x = single([1, 3, 1, 1, 1, 1, 3, 1]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	729 %! assert(atan2 (y, x), v, sqrt (eps('single')));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	730
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	731 %!error <Invalid call to atan2.*> atan2 ();
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	732 %!error <Invalid call to atan2.*> atan2 (1, 2, 3);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	733
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	734 */
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	735
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	736
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	737
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	738 DEFUN (hypot, args, ,
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	739 "-- texinfo --\n\
9141 c1fff751b5a8 Update section 17.1 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9066 diff changeset	740 @deftypefn {Built-in Function} {} hypot (@var{x}, @var{y})\n\
9165 8c71a86c4bf4 Update section 17.5 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9163 diff changeset	741 Compute the element-by-element square root of the sum of the squares of\n\
8c71a86c4bf4 Update section 17.5 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9163 diff changeset	742 @var{x} and @var{y}. This is equivalent to\n\
8c71a86c4bf4 Update section 17.5 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9163 diff changeset	743 @code{sqrt (@var{x}.^2 + @var{y}.^2)}, but calculated in a manner that\n\
8c71a86c4bf4 Update section 17.5 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9163 diff changeset	744 avoids overflows for large values of @var{x} or @var{y}.\n\
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	745 @end deftypefn")
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	746 {
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	747 octave_value retval;
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	748
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	749 int nargin = args.length ();
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	750
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	751 if (nargin == 2 && args(0).is_defined () && args(1).is_defined ())
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	752 {
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	753 if (args(0).is_integer_type () \|\| args(1).is_integer_type ())
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	754 error ("hypot: not defined for integer types");
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	755 else
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	756 {
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	757 octave_value arg_x = args(0);
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	758 octave_value arg_y = args(1);
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	759
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	760 dim_vector x_dims = arg_x.dims ();
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	761 dim_vector y_dims = arg_y.dims ();
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	762
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	763 bool x_is_scalar = x_dims.all_ones ();
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	764 bool y_is_scalar = y_dims.all_ones ();
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	765
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	766 bool is_float = arg_y.is_single_type () \|\| arg_x.is_single_type ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	767
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	768 if (y_is_scalar && x_is_scalar)
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	769 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	770 if (is_float)
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	771 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	772 float x;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	773 if (arg_x.is_complex_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	774 x = abs (arg_x.float_complex_value ());
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	775 else
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	776 x = arg_x.float_value ();
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	777
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	778 if (! error_state)
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	779 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	780 float y;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	781 if (arg_y.is_complex_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	782 y = abs (arg_y.float_complex_value ());
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	783 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	784 y = arg_y.float_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	785
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	786 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	787 retval = hypotf (x, y);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	788 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	789 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	790 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	791 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	792 double x;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	793 if (arg_x.is_complex_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	794 x = abs (arg_x.complex_value ());
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	795 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	796 x = arg_x.double_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	797
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	798 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	799 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	800 double y;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	801 if (arg_y.is_complex_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	802 y = abs (arg_y.complex_value ());
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	803 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	804 y = arg_y.double_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	805
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	806 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	807 retval = hypot (x, y);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	808 }
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	809 }
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	810 }
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	811 else if (y_is_scalar)
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	812 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	813 if (is_float)
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	814 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	815 FloatNDArray x;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	816 if (arg_x.is_complex_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	817 x = arg_x.float_complex_array_value ().abs ();
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	818 else
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	819 x = arg_x.float_array_value ();
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	820
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	821 if (! error_state)
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	822 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	823 float y;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	824 if (arg_y.is_complex_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	825 y = abs (arg_y.float_complex_value ());
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	826 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	827 y = arg_y.float_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	828
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	829 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	830 retval = map_fm_f (hypotf, x, y);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	831 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	832 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	833 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	834 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	835 NDArray x;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	836 if (arg_x.is_complex_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	837 x = arg_x.complex_array_value ().abs ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	838 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	839 x = arg_x.array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	840
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	841 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	842 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	843 double y;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	844 if (arg_y.is_complex_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	845 y = abs (arg_y.complex_value ());
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	846 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	847 y = arg_y.double_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	848
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	849 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	850 retval = map_m_d (hypot, x, y);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	851 }
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	852 }
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	853 }
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	854 else if (x_is_scalar)
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	855 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	856 if (is_float)
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	857 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	858 float x;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	859 if (arg_x.is_complex_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	860 x = abs (arg_x.float_complex_value ());
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	861 else
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	862 x = arg_x.float_value ();
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	863
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	864 if (! error_state)
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	865 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	866 FloatNDArray y;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	867 if (arg_y.is_complex_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	868 y = arg_y.float_complex_array_value ().abs ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	869 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	870 y = arg_y.float_array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	871
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	872 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	873 retval = map_f_fm (hypotf, x, y);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	874 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	875 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	876 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	877 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	878 double x;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	879 if (arg_x.is_complex_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	880 x = abs (arg_x.complex_value ());
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	881 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	882 x = arg_x.double_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	883
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	884 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	885 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	886 NDArray y;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	887 if (arg_y.is_complex_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	888 y = arg_y.complex_array_value ().abs ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	889 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	890 y = arg_y.array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	891
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	892 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	893 retval = map_d_m (hypot, x, y);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	894 }
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	895 }
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	896 }
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	897 else if (y_dims == x_dims)
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	898 {
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	899 if (arg_x.is_sparse_type () && arg_y.is_sparse_type ())
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	900 {
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	901 SparseMatrix x;
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	902 if (arg_x.is_complex_type ())
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	903 x = arg_x.sparse_complex_matrix_value ().abs ();
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	904 else
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	905 x = arg_x.sparse_matrix_value ();
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	906
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	907 if (! error_state)
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	908 {
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	909 SparseMatrix y;
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	910 if (arg_y.is_complex_type ())
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	911 y = arg_y.sparse_complex_matrix_value ().abs ();
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	912 else
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	913 y = arg_y.sparse_matrix_value ();
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	914
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	915 if (! error_state)
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	916 retval = map_s_s (hypot, x, y);
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	917 }
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	918 }
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	919 else if (is_float)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	920 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	921 FloatNDArray x;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	922 if (arg_x.is_complex_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	923 x = arg_x.float_complex_array_value ().abs ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	924 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	925 x = arg_x.float_array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	926
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	927 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	928 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	929 FloatNDArray y;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	930 if (arg_y.is_complex_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	931 y = arg_y.float_complex_array_value ().abs ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	932 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	933 y = arg_y.float_array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	934
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	935 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	936 retval = map_fm_fm (hypotf, x, y);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	937 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	938 }
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	939 else
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	940 {
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	941 NDArray x;
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	942 if (arg_x.is_complex_type ())
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	943 x = arg_x.complex_array_value ().abs ();
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	944 else
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	945 x = arg_x.array_value ();
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	946
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	947 if (! error_state)
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	948 {
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	949 NDArray y;
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	950 if (arg_y.is_complex_type ())
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	951 y = arg_y.complex_array_value ().abs ();
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	952 else
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	953 y = arg_y.array_value ();
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	954
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	955 if (! error_state)
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	956 retval = map_m_m (hypot, x, y);
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	957 }
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	958 }
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	959 }
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	960 else
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	961 error ("hypot: nonconformant matrices");
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	962 }
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	963 }
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	964 else
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	965 print_usage ();
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	966
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	967 return retval;
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	968 }
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	969
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	970 /*
7741 72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	971 %!assert (size (hypot (zeros (0, 2), zeros (0, 2))), [0, 2])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	972 %!assert (size (hypot (rand (2, 3, 4), zeros (2, 3, 4))), [2, 3, 4])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	973 %!assert (size (hypot (rand (2, 3, 4), 1)), [2, 3, 4])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	974 %!assert (size (hypot (1, rand (2, 3, 4))), [2, 3, 4])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	975 %!assert (size (hypot (1, 2)), [1, 1])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	976 %!assert (hypot (1:10, 1:10), sqrt(2) * [1:10], 16*eps)
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	977 %!assert (hypot (single(1:10), single(1:10)), single(sqrt(2) * [1:10]));
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	978 */
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	979
7740 39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	980 template<typename T, typename ET>
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	981 void
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	982 map_2_xlog2 (const Array<T>& x, Array<T>& f, Array<ET>& e)
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	983 {
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	984 f = Array<T>(x.dims ());
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	985 e = Array<ET>(x.dims ());
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	986 for (octave_idx_type i = 0; i < x.numel (); i++)
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	987 {
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	988 int exp;
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	989 f.xelem (i) = xlog2 (x(i), exp);
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	990 e.xelem (i) = exp;
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	991 }
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	992 }
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	993
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	994 DEFUN (log2, args, nargout,
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	995 "-- texinfo --\n\
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	996 @deftypefn {Mapping Function} {} log2 (@var{x})\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	997 @deftypefnx {Mapping Function} {[@var{f}, @var{e}] =} log2 (@var{x})\n\
9141 c1fff751b5a8 Update section 17.1 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9066 diff changeset	998 Compute the base-2 logarithm of each element of @var{x}.\n\
c1fff751b5a8 Update section 17.1 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9066 diff changeset	999 \n\
c1fff751b5a8 Update section 17.1 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9066 diff changeset	1000 If called with two output arguments, split @var{x} into\n\
c1fff751b5a8 Update section 17.1 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9066 diff changeset	1001 binary mantissa and exponent so that\n\
c1fff751b5a8 Update section 17.1 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9066 diff changeset	1002 @tex\n\
c1fff751b5a8 Update section 17.1 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9066 diff changeset	1003 ${1 \\over 2} \\le \\left\| f \\right\| < 1$\n\
c1fff751b5a8 Update section 17.1 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9066 diff changeset	1004 @end tex\n\
c1fff751b5a8 Update section 17.1 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9066 diff changeset	1005 @ifnottex\n\
9142 b38c45d1fc08 Remove trailing space from two doc strings to eliminate compile warning Rik <rdrider0-list@yahoo.com> parents: 9141 diff changeset	1006 @code{1/2 <= abs(f) < 1}\n\
9141 c1fff751b5a8 Update section 17.1 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9066 diff changeset	1007 @end ifnottex\n\
9167 1231b1762a9a Simplify TeXinfo and eliminate use of @iftex in arith.txi Rik <rdrider0-list@yahoo.com> parents: 9165 diff changeset	1008 and @var{e} is an integer. If\n\
1231b1762a9a Simplify TeXinfo and eliminate use of @iftex in arith.txi Rik <rdrider0-list@yahoo.com> parents: 9165 diff changeset	1009 @tex\n\
1231b1762a9a Simplify TeXinfo and eliminate use of @iftex in arith.txi Rik <rdrider0-list@yahoo.com> parents: 9165 diff changeset	1010 $x = 0$, $f = e = 0$.\n\
1231b1762a9a Simplify TeXinfo and eliminate use of @iftex in arith.txi Rik <rdrider0-list@yahoo.com> parents: 9165 diff changeset	1011 @end tex\n\
1231b1762a9a Simplify TeXinfo and eliminate use of @iftex in arith.txi Rik <rdrider0-list@yahoo.com> parents: 9165 diff changeset	1012 @ifnottex\n\
1231b1762a9a Simplify TeXinfo and eliminate use of @iftex in arith.txi Rik <rdrider0-list@yahoo.com> parents: 9165 diff changeset	1013 @code{x = 0}, @code{f = e = 0}.\n\
1231b1762a9a Simplify TeXinfo and eliminate use of @iftex in arith.txi Rik <rdrider0-list@yahoo.com> parents: 9165 diff changeset	1014 @end ifnottex\n\
9141 c1fff751b5a8 Update section 17.1 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9066 diff changeset	1015 @seealso{pow2, log, log10, exp}\n\
7740 39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1016 @end deftypefn")
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1017 {
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1018 octave_value_list retval;
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1019
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1020 if (args.length () == 1)
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1021 {
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1022 if (nargout < 2)
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1023 retval(0) = args(0).log2 ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1024 else if (args(0).is_single_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1025 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1026 if (args(0).is_real_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1027 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1028 FloatNDArray f;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1029 FloatNDArray x = args(0).float_array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1030 // FIXME -- should E be an int value?
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1031 FloatMatrix e;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1032 map_2_xlog2 (x, f, e);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1033 retval (1) = e;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1034 retval (0) = f;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1035 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1036 else if (args(0).is_complex_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1037 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1038 FloatComplexNDArray f;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1039 FloatComplexNDArray x = args(0).float_complex_array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1040 // FIXME -- should E be an int value?
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1041 FloatNDArray e;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1042 map_2_xlog2 (x, f, e);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1043 retval (1) = e;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1044 retval (0) = f;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1045 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1046 }
7740 39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1047 else if (args(0).is_real_type ())
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1048 {
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1049 NDArray f;
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1050 NDArray x = args(0).array_value ();
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1051 // FIXME -- should E be an int value?
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1052 Matrix e;
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1053 map_2_xlog2 (x, f, e);
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1054 retval (1) = e;
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1055 retval (0) = f;
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1056 }
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1057 else if (args(0).is_complex_type ())
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1058 {
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1059 ComplexNDArray f;
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1060 ComplexNDArray x = args(0).complex_array_value ();
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1061 // FIXME -- should E be an int value?
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1062 NDArray e;
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1063 map_2_xlog2 (x, f, e);
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1064 retval (1) = e;
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1065 retval (0) = f;
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1066 }
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1067 else
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1068 gripe_wrong_type_arg ("log2", args(0));
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1069 }
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1070 else
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1071 print_usage ();
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1072
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1073 return retval;
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1074 }
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1075
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1076 /*
7741 72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	1077 %!assert(log2 ([1/4, 1/2, 1, 2, 4]), [-2, -1, 0, 1, 2]);
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	1078 %!assert(log2(Inf), Inf);
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	1079 %!assert(isnan(log2(NaN)));
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	1080 %!assert(log2(4i), 2 + log2(1i));
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	1081 %!assert(log2(complex(0,Inf)), Inf + log2(i));
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	1082
7740 39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1083 %!test
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1084 %! [f, e] = log2 ([0,-1; 2,-4; Inf,-Inf]);
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1085 %! assert (f, [0,-0.5; 0.5,-0.5; Inf,-Inf]);
9319 0d9178575dd7 fix log2 with 2 outargs, loosen tests to meet IEEE Jaroslav Hajek <highegg@gmail.com> parents: 9309 diff changeset	1086 %! assert (e(1:2,:), [0,1;2,3])
7741 72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	1087
7740 39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1088 %!test
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1089 %! [f, e] = log2 (complex (zeros (3, 2), [0,-1; 2,-4; Inf,-Inf]));
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1090 %! assert (f, complex (zeros (3, 2), [0,-0.5; 0.5,-0.5; Inf,-Inf]));
9319 0d9178575dd7 fix log2 with 2 outargs, loosen tests to meet IEEE Jaroslav Hajek <highegg@gmail.com> parents: 9309 diff changeset	1091 %! assert (e(1:2,:), [0,1; 2,3]);
7740 39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1092 */
39930366b709 implement builtin log2 Jaroslav Hajek <highegg@gmail.com> parents: 7631 diff changeset	1093
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1094 DEFUN (fmod, args, ,
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1095 "-- texinfo --\n\
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1096 @deftypefn {Mapping Function} {} fmod (@var{x}, @var{y})\n\
4685 14a1c9f42f67 [project @ 2004-01-06 17:20:02 by jwe] jwe parents: 4593 diff changeset	1097 Compute the floating point remainder of dividing @var{x} by @var{y}\n\
14a1c9f42f67 [project @ 2004-01-06 17:20:02 by jwe] jwe parents: 4593 diff changeset	1098 using the C library function @code{fmod}. The result has the same\n\
9141 c1fff751b5a8 Update section 17.1 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9066 diff changeset	1099 sign as @var{x}. If @var{y} is zero, the result is implementation-dependent.\n\
c1fff751b5a8 Update section 17.1 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9066 diff changeset	1100 @seealso{mod, rem}\n\
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1101 @end deftypefn")
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1102 {
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1103 octave_value retval;
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1104
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1105 int nargin = args.length ();
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1106
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1107 if (nargin == 2 && args(0).is_defined () && args(1).is_defined ())
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1108 {
9562 b8db3595f706 fix order of args in fmod Jaroslav Hajek <highegg@gmail.com> parents: 9555 diff changeset	1109 octave_value arg_x = args(0);
b8db3595f706 fix order of args in fmod Jaroslav Hajek <highegg@gmail.com> parents: 9555 diff changeset	1110 octave_value arg_y = args(1);
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	1111
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	1112 dim_vector y_dims = arg_y.dims ();
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	1113 dim_vector x_dims = arg_x.dims ();
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	1114
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	1115 bool y_is_scalar = y_dims.all_ones ();
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	1116 bool x_is_scalar = x_dims.all_ones ();
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1117
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1118 bool is_float = arg_y.is_single_type () \|\| arg_x.is_single_type ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1119
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1120 if (y_is_scalar && x_is_scalar)
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1121 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1122 if (is_float)
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1123 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1124 float y = arg_y.float_value ();
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1125
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1126 if (! error_state)
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1127 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1128 float x = arg_x.float_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1129
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1130 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1131 retval = fmod (x, y);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1132 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1133 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1134 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1135 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1136 double y = arg_y.double_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1137
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1138 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1139 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1140 double x = arg_x.double_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1141
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1142 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1143 retval = fmod (x, y);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1144 }
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1145 }
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1146 }
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1147 else if (y_is_scalar)
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1148 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1149 if (is_float)
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1150 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1151 float y = arg_y.float_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1152
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1153 if (! error_state)
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1154 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1155 FloatNDArray x = arg_x.float_array_value ();
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1156
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1157 if (! error_state)
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1158 retval = map_fm_f (fmodf, x, y);
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1159 }
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1160 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1161 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1162 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1163 double y = arg_y.double_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1164
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1165 if (! error_state)
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1166 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1167 if (arg_x.is_sparse_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1168 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1169 SparseMatrix x = arg_x.sparse_matrix_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1170
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1171 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1172 retval = map_s_d (fmod, x, y);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1173 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1174 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1175 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1176 NDArray x = arg_x.array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1177
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1178 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1179 retval = map_m_d (fmod, x, y);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1180 }
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1181 }
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1182 }
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1183 }
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1184 else if (x_is_scalar)
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1185 {
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1186 if (arg_y.is_sparse_type ())
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1187 {
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1188 SparseMatrix y = arg_y.sparse_matrix_value ();
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1189
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1190 if (! error_state)
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1191 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1192 double x = arg_x.double_value ();
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1193
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1194 if (! error_state)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1195 retval = map_d_s (fmod, x, y);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1196 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1197 }
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1198 else if (is_float)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1199 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1200 FloatNDArray y = arg_y.float_array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1201
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1202 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1203 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1204 float x = arg_x.float_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1205
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1206 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1207 retval = map_f_fm (fmodf, x, y);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1208 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1209 }
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1210 else
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1211 {
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	1212 NDArray y = arg_y.array_value ();
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1213
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1214 if (! error_state)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1215 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1216 double x = arg_x.double_value ();
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1217
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1218 if (! error_state)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1219 retval = map_d_m (fmod, x, y);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1220 }
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1221 }
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1222 }
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	1223 else if (y_dims == x_dims)
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1224 {
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1225 if (arg_y.is_sparse_type () \|\| arg_x.is_sparse_type ())
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1226 {
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1227 SparseMatrix y = arg_y.sparse_matrix_value ();
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1228
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1229 if (! error_state)
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1230 {
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1231 SparseMatrix x = arg_x.sparse_matrix_value ();
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1232
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1233 if (! error_state)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1234 retval = map_s_s (fmod, x, y);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1235 }
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1236 }
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1237 else if (is_float)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1238 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1239 FloatNDArray y = arg_y.float_array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1240
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1241 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1242 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1243 FloatNDArray x = arg_x.float_array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1244
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1245 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1246 retval = map_fm_fm (fmodf, x, y);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1247 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1248 }
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1249 else
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1250 {
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	1251 NDArray y = arg_y.array_value ();
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1252
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1253 if (! error_state)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1254 {
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	1255 NDArray x = arg_x.array_value ();
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1256
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1257 if (! error_state)
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1258 retval = map_m_m (fmod, x, y);
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7494 diff changeset	1259 }
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1260 }
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1261 }
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1262 else
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1263 error ("fmod: nonconformant matrices");
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1264 }
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1265 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	1266 print_usage ();
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1267
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1268 return retval;
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1269 }
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	1270
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	1271 /*
7741 72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	1272 %!assert (size (fmod (zeros (0, 2), zeros (0, 2))), [0, 2])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	1273 %!assert (size (fmod (rand (2, 3, 4), zeros (2, 3, 4))), [2, 3, 4])
7743 fbe27e477578 more tests fixed John W. Eaton <jwe@octave.org> parents: 7741 diff changeset	1274 %!assert (size (fmod (rand (2, 3, 4), 1)), [2, 3, 4])
fbe27e477578 more tests fixed John W. Eaton <jwe@octave.org> parents: 7741 diff changeset	1275 %!assert (size (fmod (1, rand (2, 3, 4))), [2, 3, 4])
fbe27e477578 more tests fixed John W. Eaton <jwe@octave.org> parents: 7741 diff changeset	1276 %!assert (size (fmod (1, 2)), [1, 1])
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	1277 */
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	1278
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1279 // FIXME Need to convert the reduction functions of this file for single precision
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1280
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1281 #define NATIVE_REDUCTION_1(FCN, TYPE, DIM) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1282 (arg.is_ ## TYPE ## _type ()) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1283 { \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1284 TYPE ## NDArray tmp = arg. TYPE ##_array_value (); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1285 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1286 if (! error_state) \
8780 ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1287 { \
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1288 octave_ ## TYPE::clear_conv_flags (); \
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1289 retval = tmp.FCN (DIM); \
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1290 if (octave_ ## TYPE::get_trunc_flag ()) \
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1291 { \
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1292 gripe_native_integer_math_truncated (#FCN, \
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1293 octave_ ## TYPE::type_name ()); \
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1294 octave_ ## TYPE::clear_conv_flags (); \
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1295 } \
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1296 } \
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1297 }
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1298
8780 ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1299 #define NATIVE_REDUCTION(FCN, BOOL_FCN) \
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1300 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1301 octave_value retval; \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1302 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1303 int nargin = args.length (); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1304 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1305 bool isnative = false; \
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1306 bool isdouble = false; \
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1307 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1308 if (nargin > 1 && args(nargin - 1).is_string ()) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1309 { \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1310 std::string str = args(nargin - 1).string_value (); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1311 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1312 if (! error_state) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1313 { \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1314 if (str == "native") \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1315 isnative = true; \
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1316 else if (str == "double") \
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1317 isdouble = true; \
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1318 else \
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1319 error ("sum: unrecognized string argument"); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1320 nargin --; \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1321 } \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1322 } \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1323 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1324 if (nargin == 1 \|\| nargin == 2) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1325 { \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1326 octave_value arg = args(0); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1327 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1328 int dim = (nargin == 1 ? -1 : args(1).int_value (true) - 1); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1329 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1330 if (! error_state) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1331 { \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1332 if (dim >= -1) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1333 { \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1334 if (arg.is_sparse_type ()) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1335 { \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1336 if (arg.is_real_type ()) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1337 { \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1338 SparseMatrix tmp = arg.sparse_matrix_value (); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1339 \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1340 if (! error_state) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1341 retval = tmp.FCN (dim); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1342 } \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1343 else \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1344 { \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1345 SparseComplexMatrix tmp = arg.sparse_complex_matrix_value (); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1346 \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1347 if (! error_state) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1348 retval = tmp.FCN (dim); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1349 } \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1350 } \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1351 else \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1352 { \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1353 if (isnative) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1354 { \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1355 if NATIVE_REDUCTION_1 (FCN, uint8, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1356 else if NATIVE_REDUCTION_1 (FCN, uint16, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1357 else if NATIVE_REDUCTION_1 (FCN, uint32, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1358 else if NATIVE_REDUCTION_1 (FCN, uint64, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1359 else if NATIVE_REDUCTION_1 (FCN, int8, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1360 else if NATIVE_REDUCTION_1 (FCN, int16, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1361 else if NATIVE_REDUCTION_1 (FCN, int32, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1362 else if NATIVE_REDUCTION_1 (FCN, int64, dim) \
8756 d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	1363 else if (arg.is_bool_type ()) \
d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	1364 { \
8780 ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1365 boolNDArray tmp = arg.bool_array_value (); \
8756 d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	1366 if (! error_state) \
8780 ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1367 retval = boolNDArray (tmp.BOOL_FCN (dim)); \
8756 d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	1368 } \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1369 else if (arg.is_char_matrix ()) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1370 { \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1371 error (#FCN, ": invalid char type"); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1372 } \
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1373 else if (!isdouble && arg.is_single_type ()) \
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1374 { \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1375 if (arg.is_complex_type ()) \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1376 { \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1377 FloatComplexNDArray tmp = \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1378 arg.float_complex_array_value (); \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1379 \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1380 if (! error_state) \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1381 retval = tmp.FCN (dim); \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1382 } \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1383 else if (arg.is_real_type ()) \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1384 { \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1385 FloatNDArray tmp = arg.float_array_value (); \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1386 \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1387 if (! error_state) \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1388 retval = tmp.FCN (dim); \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1389 } \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1390 } \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1391 else if (arg.is_complex_type ()) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1392 { \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1393 ComplexNDArray tmp = arg.complex_array_value (); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1394 \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1395 if (! error_state) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1396 retval = tmp.FCN (dim); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1397 } \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1398 else if (arg.is_real_type ()) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1399 { \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1400 NDArray tmp = arg.array_value (); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1401 \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1402 if (! error_state) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1403 retval = tmp.FCN (dim); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1404 } \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1405 else \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1406 { \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1407 gripe_wrong_type_arg (#FCN, arg); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1408 return retval; \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1409 } \
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1410 } \
8756 d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	1411 else if (arg.is_bool_type ()) \
d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	1412 { \
d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	1413 boolNDArray tmp = arg.bool_array_value (); \
d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	1414 if (! error_state) \
d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	1415 retval = tmp.FCN (dim); \
d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	1416 } \
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1417 else if (!isdouble && arg.is_single_type ()) \
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1418 { \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1419 if (arg.is_real_type ()) \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1420 { \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1421 FloatNDArray tmp = arg.float_array_value (); \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1422 \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1423 if (! error_state) \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1424 retval = tmp.FCN (dim); \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1425 } \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1426 else if (arg.is_complex_type ()) \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1427 { \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1428 FloatComplexNDArray tmp = \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1429 arg.float_complex_array_value (); \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1430 \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1431 if (! error_state) \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1432 retval = tmp.FCN (dim); \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1433 } \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1434 } \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1435 else if (arg.is_real_type ()) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1436 { \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1437 NDArray tmp = arg.array_value (); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1438 \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1439 if (! error_state) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1440 retval = tmp.FCN (dim); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1441 } \
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1442 else if (arg.is_complex_type ()) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1443 { \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1444 ComplexNDArray tmp = arg.complex_array_value (); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1445 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1446 if (! error_state) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1447 retval = tmp.FCN (dim); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1448 } \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1449 else \
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1450 { \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1451 gripe_wrong_type_arg (#FCN, arg); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1452 return retval; \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1453 } \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1454 } \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1455 } \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1456 else \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1457 error (#FCN ": invalid dimension argument = %d", dim + 1); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1458 } \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1459 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1460 } \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1461 else \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1462 print_usage (); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1463 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1464 return retval
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	1465
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1466 #define DATA_REDUCTION(FCN) \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1467 \
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4176 diff changeset	1468 octave_value retval; \
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1469 \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1470 int nargin = args.length (); \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1471 \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1472 if (nargin == 1 \|\| nargin == 2) \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1473 { \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1474 octave_value arg = args(0); \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1475 \
3864 e78705239df5 [project @ 2001-11-16 12:56:20 by jwe] jwe parents: 3797 diff changeset	1476 int dim = (nargin == 1 ? -1 : args(1).int_value (true) - 1); \
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1477 \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1478 if (! error_state) \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1479 { \
4556 773a21e4fce8 [project @ 2003-10-28 05:02:10 by jwe] jwe parents: 4554 diff changeset	1480 if (dim >= -1) \
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1481 { \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1482 if (arg.is_real_type ()) \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1483 { \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1484 if (arg.is_sparse_type ()) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1485 { \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1486 SparseMatrix tmp = arg.sparse_matrix_value (); \
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1487 \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1488 if (! error_state) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1489 retval = tmp.FCN (dim); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1490 } \
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1491 else if (arg.is_single_type ()) \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1492 { \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1493 FloatNDArray tmp = arg.float_array_value (); \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1494 \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1495 if (! error_state) \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1496 retval = tmp.FCN (dim); \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1497 } \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1498 else \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1499 { \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1500 NDArray tmp = arg.array_value (); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1501 \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1502 if (! error_state) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1503 retval = tmp.FCN (dim); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1504 } \
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1505 } \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1506 else if (arg.is_complex_type ()) \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1507 { \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1508 if (arg.is_sparse_type ()) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1509 { \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1510 SparseComplexMatrix tmp = arg.sparse_complex_matrix_value (); \
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1511 \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1512 if (! error_state) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1513 retval = tmp.FCN (dim); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1514 } \
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1515 else if (arg.is_single_type ()) \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1516 { \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1517 FloatComplexNDArray tmp = arg.float_complex_array_value (); \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1518 \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1519 if (! error_state) \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1520 retval = tmp.FCN (dim); \
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1521 } \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1522 else \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1523 { \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1524 ComplexNDArray tmp = arg.complex_array_value (); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1525 \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1526 if (! error_state) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1527 retval = tmp.FCN (dim); \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1528 } \
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1529 } \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1530 else \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1531 { \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1532 gripe_wrong_type_arg (#FCN, arg); \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1533 return retval; \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1534 } \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1535 } \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1536 else \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1537 error (#FCN ": invalid dimension argument = %d", dim + 1); \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1538 } \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1539 } \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1540 else \
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	1541 print_usage (); \
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1542 \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1543 return retval
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1544
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	1545 DEFUN (cumprod, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	1546 "-- texinfo --\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1547 @deftypefn {Built-in Function} {} cumprod (@var{x})\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1548 @deftypefnx {Built-in Function} {} cumprod (@var{x}, @var{dim})\n\
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1549 Cumulative product of elements along dimension @var{dim}. If\n\
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1550 @var{dim} is omitted, it defaults to 1 (column-wise cumulative\n\
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1551 products).\n\
5061 4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	1552 \n\
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	1553 As a special case, if @var{x} is a vector and @var{dim} is omitted,\n\
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	1554 return the cumulative product of the elements as a vector with the\n\
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	1555 same orientation as @var{x}.\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1556 @seealso{prod, cumsum}\n\
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	1557 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1558 {
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1559 DATA_REDUCTION (cumprod);
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1560 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1561
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1562 /*
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1563
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1564 %!assert (cumprod ([1, 2, 3]), [1, 2, 6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1565 %!assert (cumprod ([-1; -2; -3]), [-1; 2; -6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1566 %!assert (cumprod ([i, 2+i, -3+2i, 4]), [i, -1+2i, -1-8i, -4-32i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1567 %!assert (cumprod ([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i]), [1, 2, 3; i, 4i, 9i; -1+i, -8+8i, -27+27i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1568
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1569 %!assert (cumprod (single([1, 2, 3])), single([1, 2, 6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1570 %!assert (cumprod (single([-1; -2; -3])), single([-1; 2; -6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1571 %!assert (cumprod (single([i, 2+i, -3+2i, 4])), single([i, -1+2i, -1-8i, -4-32i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1572 %!assert (cumprod (single([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i])), single([1, 2, 3; i, 4i, 9i; -1+i, -8+8i, -27+27i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1573
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1574 %!error <Invalid call to cumprod.*> cumprod ();
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1575
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1576 %!assert (cumprod ([2, 3; 4, 5], 1), [2, 3; 8, 15]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1577 %!assert (cumprod ([2, 3; 4, 5], 2), [2, 6; 4, 20]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1578
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1579 %!assert (cumprod (single([2, 3; 4, 5]), 1), single([2, 3; 8, 15]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1580 %!assert (cumprod (single([2, 3; 4, 5]), 2), single([2, 6; 4, 20]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1581
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1582 */
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1583
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	1584 DEFUN (cumsum, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	1585 "-- texinfo --\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1586 @deftypefn {Built-in Function} {} cumsum (@var{x})\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1587 @deftypefnx {Built-in Function} {} cumsum (@var{x}, @var{dim})\n\
8780 ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1588 @deftypefnx {Built-in Function} {} cumsum (@dots{}, 'native')\n\
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1589 Cumulative sum of elements along dimension @var{dim}. If @var{dim}\n\
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1590 is omitted, it defaults to 1 (column-wise cumulative sums).\n\
5061 4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	1591 \n\
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	1592 As a special case, if @var{x} is a vector and @var{dim} is omitted,\n\
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	1593 return the cumulative sum of the elements as a vector with the\n\
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	1594 same orientation as @var{x}.\n\
8780 ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1595 \n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1596 The \"native\" argument implies the summation is performed in native type.\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1597 See @code{sum} for a complete description and example of the use of\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1598 \"native\".\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1599 @seealso{sum, cumprod}\n\
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	1600 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1601 {
8780 ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1602 NATIVE_REDUCTION (cumsum, cumsum);
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1603 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1604
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1605 /*
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1606
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1607 %!assert (cumsum ([1, 2, 3]), [1, 3, 6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1608 %!assert (cumsum ([-1; -2; -3]), [-1; -3; -6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1609 %!assert (cumsum ([i, 2+i, -3+2i, 4]), [i, 2+2i, -1+4i, 3+4i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1610 %!assert (cumsum ([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i]), [1, 2, 3; 1+i, 2+2i, 3+3i; 2+2i, 4+4i, 6+6i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1611
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1612 %!assert (cumsum (single([1, 2, 3])), single([1, 3, 6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1613 %!assert (cumsum (single([-1; -2; -3])), single([-1; -3; -6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1614 %!assert (cumsum (single([i, 2+i, -3+2i, 4])), single([i, 2+2i, -1+4i, 3+4i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1615 %!assert (cumsum (single([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i])), single([1, 2, 3; 1+i, 2+2i, 3+3i; 2+2i, 4+4i, 6+6i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1616
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1617 %!error <Invalid call to cumsum.*> cumsum ();
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1618
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1619 %!assert (cumsum ([1, 2; 3, 4], 1), [1, 2; 4, 6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1620 %!assert (cumsum ([1, 2; 3, 4], 2), [1, 3; 3, 7]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1621
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1622 %!assert (cumsum (single([1, 2; 3, 4]), 1), single([1, 2; 4, 6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1623 %!assert (cumsum (single([1, 2; 3, 4]), 2), single([1, 3; 3, 7]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1624
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1625 */
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1626
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	1627 DEFUN (diag, args, ,
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1628 "-- texinfo --\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1629 @deftypefn {Built-in Function} {} diag (@var{v}, @var{k})\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1630 Return a diagonal matrix with vector @var{v} on diagonal @var{k}. The\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1631 second argument is optional. If it is positive, the vector is placed on\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1632 the @var{k}-th super-diagonal. If it is negative, it is placed on the\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1633 @var{-k}-th sub-diagonal. The default value of @var{k} is 0, and the\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1634 vector is placed on the main diagonal. For example,\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1635 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1636 @example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1637 @group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1638 diag ([1, 2, 3], 1)\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1639 @result{} 0 1 0 0\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1640 0 0 2 0\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1641 0 0 0 3\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1642 0 0 0 0\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1643 @end group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1644 @end example\n\
6772 315bc7c8f9b5 [project @ 2007-07-10 09:51:39 by dbateman] dbateman parents: 6688 diff changeset	1645 \n\
315bc7c8f9b5 [project @ 2007-07-10 09:51:39 by dbateman] dbateman parents: 6688 diff changeset	1646 @noindent\n\
315bc7c8f9b5 [project @ 2007-07-10 09:51:39 by dbateman] dbateman parents: 6688 diff changeset	1647 Given a matrix argument, instead of a vector, @code{diag} extracts the\n\
6774 3b09c87d5165 [project @ 2007-07-13 13:27:36 by dbateman] dbateman parents: 6772 diff changeset	1648 @var{k}-th diagonal of the matrix.\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1649 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1650 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4176 diff changeset	1651 octave_value retval;
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1652
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1653 int nargin = args.length ();
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1654
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	1655 if (nargin == 1 && args(0).is_defined ())
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7618 diff changeset	1656 retval = args(0).diag();
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	1657 else if (nargin == 2 && args(0).is_defined () && args(1).is_defined ())
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7618 diff changeset	1658 {
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7618 diff changeset	1659 octave_idx_type k = args(1).int_value ();
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7618 diff changeset	1660
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7618 diff changeset	1661 if (error_state)
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7618 diff changeset	1662 error ("diag: invalid second argument");
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7618 diff changeset	1663 else
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7618 diff changeset	1664 retval = args(0).diag(k);
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7618 diff changeset	1665 }
8366 8b1a2555c4e2 implement diagonal matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8347 diff changeset	1666 else if (nargin == 3)
8b1a2555c4e2 implement diagonal matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8347 diff changeset	1667 {
8b1a2555c4e2 implement diagonal matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8347 diff changeset	1668 octave_value arg0 = args(0);
8b1a2555c4e2 implement diagonal matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8347 diff changeset	1669 if (arg0.ndims () == 2 && (args(0).rows () == 1 \|\| args(0).columns () == 1))
8b1a2555c4e2 implement diagonal matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8347 diff changeset	1670 {
8b1a2555c4e2 implement diagonal matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8347 diff changeset	1671 octave_idx_type m = args(1).int_value (), n = args(2).int_value ();
8b1a2555c4e2 implement diagonal matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8347 diff changeset	1672 if (! error_state)
8b1a2555c4e2 implement diagonal matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8347 diff changeset	1673 retval = arg0.diag ().resize (dim_vector (m, n));
8b1a2555c4e2 implement diagonal matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8347 diff changeset	1674 else
8b1a2555c4e2 implement diagonal matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8347 diff changeset	1675 error ("diag: invalid dimensions");
8b1a2555c4e2 implement diagonal matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8347 diff changeset	1676 }
8b1a2555c4e2 implement diagonal matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8347 diff changeset	1677 else
8b1a2555c4e2 implement diagonal matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8347 diff changeset	1678 error ("diag: first argument must be a vector");
8b1a2555c4e2 implement diagonal matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8347 diff changeset	1679 }
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1680 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	1681 print_usage ();
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1682
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1683 return retval;
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1684 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1685
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1686 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1687
8459 d17874a6f161 improve indexing of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8458 diff changeset	1688 %!assert(full (diag ([1; 2; 3])), [1, 0, 0; 0, 2, 0; 0, 0, 3]);
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1689 %!assert(diag ([1; 2; 3], 1), [0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1690 %!assert(diag ([1; 2; 3], 2), [0, 0, 1, 0, 0; 0, 0, 0, 2, 0; 0, 0, 0, 0, 3; 0, 0, 0, 0, 0; 0, 0, 0, 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1691 %!assert(diag ([1; 2; 3],-1), [0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1692 %!assert(diag ([1; 2; 3],-2), [0, 0, 0, 0, 0; 0, 0, 0, 0, 0; 1, 0, 0, 0, 0; 0, 2, 0, 0, 0; 0, 0, 3, 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1693
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1694 %!assert(diag ([1, 0, 0; 0, 2, 0; 0, 0, 3]), [1; 2; 3]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1695 %!assert(diag ([0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0], 1), [1; 2; 3]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1696 %!assert(diag ([0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0], -1), [1; 2; 3]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1697
8459 d17874a6f161 improve indexing of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8458 diff changeset	1698 %!assert(full (diag (single([1; 2; 3]))), single([1, 0, 0; 0, 2, 0; 0, 0, 3]));
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1699 %!assert(diag (single([1; 2; 3]), 1), single([0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1700 %!assert(diag (single([1; 2; 3]), 2), single([0, 0, 1, 0, 0; 0, 0, 0, 2, 0; 0, 0, 0, 0, 3; 0, 0, 0, 0, 0; 0, 0, 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1701 %!assert(diag (single([1; 2; 3]),-1), single([0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1702 %!assert(diag (single([1; 2; 3]),-2), single([0, 0, 0, 0, 0; 0, 0, 0, 0, 0; 1, 0, 0, 0, 0; 0, 2, 0, 0, 0; 0, 0, 3, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1703
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1704 %!assert(diag (single([1, 0, 0; 0, 2, 0; 0, 0, 3])), single([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1705 %!assert(diag (single([0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0]), 1), single([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1706 %!assert(diag (single([0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0]), -1), single([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1707
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1708 %!assert(diag (int8([1; 2; 3])), int8([1, 0, 0; 0, 2, 0; 0, 0, 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1709 %!assert(diag (int8([1; 2; 3]), 1), int8([0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1710 %!assert(diag (int8([1; 2; 3]), 2), int8([0, 0, 1, 0, 0; 0, 0, 0, 2, 0; 0, 0, 0, 0, 3; 0, 0, 0, 0, 0; 0, 0, 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1711 %!assert(diag (int8([1; 2; 3]),-1), int8([0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1712 %!assert(diag (int8([1; 2; 3]),-2), int8([0, 0, 0, 0, 0; 0, 0, 0, 0, 0; 1, 0, 0, 0, 0; 0, 2, 0, 0, 0; 0, 0, 3, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1713
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1714 %!assert(diag (int8([1, 0, 0; 0, 2, 0; 0, 0, 3])), int8([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1715 %!assert(diag (int8([0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0]), 1), int8([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1716 %!assert(diag (int8([0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0]), -1), int8([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1717
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1718 %!error <Invalid call to diag.*> diag ();
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1719
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1720 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1721
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	1722 DEFUN (prod, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	1723 "-- texinfo --\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1724 @deftypefn {Built-in Function} {} prod (@var{x})\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1725 @deftypefnx {Built-in Function} {} prod (@var{x}, @var{dim})\n\
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1726 Product of elements along dimension @var{dim}. If @var{dim} is\n\
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1727 omitted, it defaults to 1 (column-wise products).\n\
5061 4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	1728 \n\
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	1729 As a special case, if @var{x} is a vector and @var{dim} is omitted,\n\
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	1730 return the product of the elements.\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1731 @seealso{cumprod, sum}\n\
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	1732 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1733 {
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1734 DATA_REDUCTION (prod);
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1735 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1736
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1737 /*
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1738
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1739 %!assert (prod ([1, 2, 3]), 6);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1740 %!assert (prod ([-1; -2; -3]), -6);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1741 %!assert (prod ([i, 2+i, -3+2i, 4]), -4 - 32i);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1742 %!assert (prod ([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i]), [-1+i, -8+8i, -27+27i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1743
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1744 %!assert (prod (single([1, 2, 3])), single(6));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1745 %!assert (prod (single([-1; -2; -3])), single(-6));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1746 %!assert (prod (single([i, 2+i, -3+2i, 4])), single(-4 - 32i));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1747 %!assert (prod (single([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i])), single([-1+i, -8+8i, -27+27i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1748
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1749 %!error <Invalid call to prod.*> prod ();
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1750
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1751 %!assert (prod ([1, 2; 3, 4], 1), [3, 8]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1752 %!assert (prod ([1, 2; 3, 4], 2), [2; 12]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1753 %!assert (prod (zeros (1, 0)), 1);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1754 %!assert (prod (zeros (1, 0), 1), zeros (1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1755 %!assert (prod (zeros (1, 0), 2), 1);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1756 %!assert (prod (zeros (0, 1)), 1);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1757 %!assert (prod (zeros (0, 1), 1), 1);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1758 %!assert (prod (zeros (0, 1), 2), zeros (0, 1));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1759 %!assert (prod (zeros (2, 0)), zeros (1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1760 %!assert (prod (zeros (2, 0), 1), zeros (1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1761 %!assert (prod (zeros (2, 0), 2), [1; 1]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1762 %!assert (prod (zeros (0, 2)), [1, 1]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1763 %!assert (prod (zeros (0, 2), 1), [1, 1]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1764 %!assert (prod (zeros (0, 2), 2), zeros(0, 1));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1765
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1766 %!assert (prod (single([1, 2; 3, 4]), 1), single([3, 8]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1767 %!assert (prod (single([1, 2; 3, 4]), 2), single([2; 12]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1768 %!assert (prod (zeros (1, 0, 'single')), single(1));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1769 %!assert (prod (zeros (1, 0, 'single'), 1), zeros (1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1770 %!assert (prod (zeros (1, 0, 'single'), 2), single(1));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1771 %!assert (prod (zeros (0, 1, 'single')), single(1));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1772 %!assert (prod (zeros (0, 1, 'single'), 1), single(1));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1773 %!assert (prod (zeros (0, 1, 'single'), 2), zeros (0, 1, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1774 %!assert (prod (zeros (2, 0, 'single')), zeros (1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1775 %!assert (prod (zeros (2, 0, 'single'), 1), zeros (1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1776 %!assert (prod (zeros (2, 0, 'single'), 2), single([1; 1]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1777 %!assert (prod (zeros (0, 2, 'single')), single([1, 1]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1778 %!assert (prod (zeros (0, 2, 'single'), 1), single([1, 1]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1779 %!assert (prod (zeros (0, 2, 'single'), 2), zeros(0, 1, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1780
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1781 */
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1782
8107 8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1783 #define SINGLE_TYPE_CONCAT(TYPE, EXTRACTOR) \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1784 do \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1785 { \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1786 int dv_len = dv.length (); \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1787 Array<octave_idx_type> ra_idx (dv_len > 1 ? dv_len : 2, 0); \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1788 \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1789 for (int j = 1; j < n_args; j++) \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1790 { \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1791 OCTAVE_QUIT; \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1792 \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1793 TYPE ra = args(j).EXTRACTOR (); \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1794 \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1795 if (! error_state) \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1796 { \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1797 result.insert (ra, ra_idx); \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1798 \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1799 if (error_state) \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1800 return retval; \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1801 \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1802 dim_vector dv_tmp = args (j).dims (); \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1803 \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1804 if (dim >= dv_len) \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1805 { \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1806 if (j > 1) \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1807 error ("%s: indexing error", fname.c_str ()); \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1808 break; \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1809 } \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1810 else \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1811 ra_idx (dim) += (dim < dv_tmp.length () ? dv_tmp (dim) : 1); \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1812 } \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1813 } \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1814 } \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1815 while (0)
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1816
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1817 #define DO_SINGLE_TYPE_CONCAT(TYPE, EXTRACTOR) \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1818 do \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1819 { \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1820 TYPE result (dv); \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1821 \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1822 SINGLE_TYPE_CONCAT(TYPE, EXTRACTOR); \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1823 \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1824 retval = result; \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1825 } \
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1826 while (0)
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1827
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1828 static octave_value
4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1829 do_cat (const octave_value_list& args, std::string fname)
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1830 {
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1831 octave_value retval;
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1832
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1833 int n_args = args.length ();
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1834
5714 24f6a13878c2 [project @ 2006-03-23 21:46:09 by jwe] jwe parents: 5677 diff changeset	1835 if (n_args == 1)
24f6a13878c2 [project @ 2006-03-23 21:46:09 by jwe] jwe parents: 5677 diff changeset	1836 retval = Matrix ();
24f6a13878c2 [project @ 2006-03-23 21:46:09 by jwe] jwe parents: 5677 diff changeset	1837 else if (n_args == 2)
24f6a13878c2 [project @ 2006-03-23 21:46:09 by jwe] jwe parents: 5677 diff changeset	1838 retval = args(1);
5507 273612001e3a [project @ 2005-10-26 08:01:24 by dbateman] dbateman parents: 5476 diff changeset	1839 else if (n_args > 2)
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1840 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5164 diff changeset	1841 octave_idx_type dim = args(0).int_value () - 1;
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1842
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1843 if (error_state)
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1844 {
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1845 error ("cat: expecting first argument to be a integer");
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1846 return retval;
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1847 }
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1848
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1849 if (dim >= 0)
4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1850 {
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4911 diff changeset	1851
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4911 diff changeset	1852 dim_vector dv = args(1).dims ();
8107 8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1853 std::string result_type = args(1).class_name ();
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1854
8107 8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1855 bool all_sq_strings_p = args(1).is_sq_string ();
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1856 bool all_dq_strings_p = args(1).is_dq_string ();
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1857 bool all_real_p = args(1).is_real_type ();
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1858 bool any_sparse_p = args(1).is_sparse_type();
8655dc0906e6 Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 7991 diff changeset	1859
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4911 diff changeset	1860 for (int i = 2; i < args.length (); i++)
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4911 diff changeset	1861 {
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4911 diff changeset	1862 // add_dims constructs a dimension vector which holds the
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1863 // dimensions of the final array after concatenation.
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1864
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4911 diff changeset	1865 if (! dv.concat (args(i).dims (), dim))
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1866 {
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1867 // Dimensions do not match.
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4911 diff changeset	1868 error ("cat: dimension mismatch");
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1869 return retval;
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1870 }
8113 38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1871
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1872 result_type =
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1873 get_concat_class (result_type, args(i).class_name ());
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1874
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1875 if (all_sq_strings_p && ! args(i).is_sq_string ())
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1876 all_sq_strings_p = false;
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1877 if (all_dq_strings_p && ! args(i).is_dq_string ())
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1878 all_dq_strings_p = false;
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1879 if (all_real_p && ! args(i).is_real_type ())
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1880 all_real_p = false;
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1881 if (!any_sparse_p && args(i).is_sparse_type ())
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1882 any_sparse_p = true;
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1883 }
4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1884
8113 38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1885 if (result_type == "double")
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1886 {
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1887 if (any_sparse_p)
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1888 {
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1889 if (all_real_p)
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1890 DO_SINGLE_TYPE_CONCAT (SparseMatrix, sparse_matrix_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1891 else
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1892 DO_SINGLE_TYPE_CONCAT (SparseComplexMatrix, sparse_complex_matrix_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1893 }
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1894 else
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1895 {
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1896 if (all_real_p)
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1897 DO_SINGLE_TYPE_CONCAT (NDArray, array_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1898 else
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1899 DO_SINGLE_TYPE_CONCAT (ComplexNDArray, complex_array_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1900 }
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1901 }
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1902 else if (result_type == "single")
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1903 {
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1904 if (all_real_p)
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1905 DO_SINGLE_TYPE_CONCAT (FloatNDArray, float_array_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1906 else
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1907 DO_SINGLE_TYPE_CONCAT (FloatComplexNDArray,
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1908 float_complex_array_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1909 }
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1910 else if (result_type == "char")
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1911 {
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1912 char type = all_dq_strings_p ? '"' : '\'';
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1913
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1914 maybe_warn_string_concat (all_dq_strings_p, all_sq_strings_p);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1915
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1916 charNDArray result (dv, Vstring_fill_char);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1917
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1918 SINGLE_TYPE_CONCAT (charNDArray, char_array_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1919
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1920 retval = octave_value (result, true, type);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1921 }
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1922 else if (result_type == "logical")
5533 667ad2becb63 [project @ 2005-11-10 21:40:48 by jwe] jwe parents: 5507 diff changeset	1923 {
8113 38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1924 if (any_sparse_p)
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1925 DO_SINGLE_TYPE_CONCAT (SparseBoolMatrix, sparse_bool_matrix_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1926 else
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1927 DO_SINGLE_TYPE_CONCAT (boolNDArray, bool_array_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1928 }
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1929 else if (result_type == "int8")
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1930 DO_SINGLE_TYPE_CONCAT (int8NDArray, int8_array_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1931 else if (result_type == "int16")
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1932 DO_SINGLE_TYPE_CONCAT (int16NDArray, int16_array_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1933 else if (result_type == "int32")
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1934 DO_SINGLE_TYPE_CONCAT (int32NDArray, int32_array_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1935 else if (result_type == "int64")
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1936 DO_SINGLE_TYPE_CONCAT (int64NDArray, int64_array_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1937 else if (result_type == "uint8")
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1938 DO_SINGLE_TYPE_CONCAT (uint8NDArray, uint8_array_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1939 else if (result_type == "uint16")
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1940 DO_SINGLE_TYPE_CONCAT (uint16NDArray, uint16_array_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1941 else if (result_type == "uint32")
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1942 DO_SINGLE_TYPE_CONCAT (uint32NDArray, uint32_array_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1943 else if (result_type == "uint64")
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1944 DO_SINGLE_TYPE_CONCAT (uint64NDArray, uint64_array_value);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1945 else
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1946 {
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1947 // The lines below might seem crazy, since we take a copy
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1948 // of the first argument, resize it to be empty and then resize
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1949 // it to be full. This is done since it means that there is no
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1950 // recopying of data, as would happen if we used a single resize.
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1951 // It should be noted that resize operation is also significantly
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1952 // slower than the do_cat_op function, so it makes sense to have
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1953 // an empty matrix and copy all data.
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1954 //
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1955 // We might also start with a empty octave_value using
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1956 // tmp = octave_value_typeinfo::lookup_type
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1957 // (args(1).type_name());
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1958 // and then directly resize. However, for some types there might
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1959 // be some additional setup needed, and so this should be avoided.
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1960
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1961 octave_value tmp = args (1);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1962 tmp = tmp.resize (dim_vector (0,0)).resize (dv);
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1963
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4911 diff changeset	1964 if (error_state)
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4911 diff changeset	1965 return retval;
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1966
8113 38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1967 int dv_len = dv.length ();
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1968 Array<octave_idx_type> ra_idx (dv_len, 0);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1969
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1970 for (int j = 1; j < n_args; j++)
6401 f8cbc0871ed6 [project @ 2007-03-09 15:34:45 by dbateman] dbateman parents: 6399 diff changeset	1971 {
8113 38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1972 // Can't fast return here to skip empty matrices as something
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1973 // like cat(1,[],single([])) must return an empty matrix of
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1974 // the right type.
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1975 tmp = do_cat_op (tmp, args (j), ra_idx);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1976
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1977 if (error_state)
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1978 return retval;
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1979
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1980 dim_vector dv_tmp = args (j).dims ();
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1981
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1982 if (dim >= dv_len)
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1983 {
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1984 if (j > 1)
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1985 error ("%s: indexing error", fname.c_str ());
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1986 break;
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1987 }
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1988 else
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1989 ra_idx (dim) += (dim < dv_tmp.length () ?
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1990 dv_tmp (dim) : 1);
6401 f8cbc0871ed6 [project @ 2007-03-09 15:34:45 by dbateman] dbateman parents: 6399 diff changeset	1991 }
8113 38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1992 retval = tmp;
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4911 diff changeset	1993 }
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1994
8113 38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1995 if (! error_state)
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1996 {
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1997 // Reshape, chopping trailing singleton dimensions
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1998 dv.chop_trailing_singletons ();
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1999 retval = retval.reshape (dv);
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	2000 }
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2001 }
5533 667ad2becb63 [project @ 2005-11-10 21:40:48 by jwe] jwe parents: 5507 diff changeset	2002 else
667ad2becb63 [project @ 2005-11-10 21:40:48 by jwe] jwe parents: 5507 diff changeset	2003 error ("%s: invalid dimension argument", fname.c_str ());
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2004 }
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2005 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2006 print_usage ();
8113 38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	2007
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2008 return retval;
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2009 }
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2010
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2011 DEFUN (horzcat, args, ,
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	2012 "-- texinfo --\n\
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2013 @deftypefn {Built-in Function} {} horzcat (@var{array1}, @var{array2}, @dots{}, @var{arrayN})\n\
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2014 Return the horizontal concatenation of N-d array objects, @var{array1},\n\
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2015 @var{array2}, @dots{}, @var{arrayN} along dimension 2.\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2016 @seealso{cat, vertcat}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2017 @end deftypefn")
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2018 {
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2019 octave_value_list args_tmp = args;
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2020
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2021 int dim = 2;
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2022
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2023 octave_value d (dim);
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2024
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2025 args_tmp.prepend (d);
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2026
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	2027 return do_cat (args_tmp, "horzcat");
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2028 }
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2029
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2030 DEFUN (vertcat, args, ,
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2031 "-- texinfo --\n\
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2032 @deftypefn {Built-in Function} {} vertcat (@var{array1}, @var{array2}, @dots{}, @var{arrayN})\n\
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2033 Return the vertical concatenation of N-d array objects, @var{array1},\n\
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2034 @var{array2}, @dots{}, @var{arrayN} along dimension 1.\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2035 @seealso{cat, horzcat}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2036 @end deftypefn")
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2037 {
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2038 octave_value_list args_tmp = args;
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2039
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2040 int dim = 1;
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2041
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2042 octave_value d (dim);
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2043
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2044 args_tmp.prepend (d);
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2045
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	2046 return do_cat (args_tmp, "vertcat");
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2047 }
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2048
4758 a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2049 DEFUN (cat, args, ,
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2050 "-- texinfo --\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2051 @deftypefn {Built-in Function} {} cat (@var{dim}, @var{array1}, @var{array2}, @dots{}, @var{arrayN})\n\
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2052 Return the concatenation of N-d array objects, @var{array1},\n\
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2053 @var{array2}, @dots{}, @var{arrayN} along dimension @var{dim}.\n\
4758 a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2054 \n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2055 @example\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2056 @group\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2057 A = ones (2, 2);\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2058 B = zeros (2, 2);\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2059 cat (2, A, B)\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2060 @result{} ans =\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2061 \n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2062 1 1 0 0\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2063 1 1 0 0\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2064 @end group\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2065 @end example\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2066 \n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2067 Alternatively, we can concatenate @var{A} and @var{B} along the\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2068 second dimension the following way:\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2069 \n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2070 @example\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2071 @group\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2072 [A, B].\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2073 @end group\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2074 @end example\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2075 \n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2076 @var{dim} can be larger than the dimensions of the N-d array objects\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2077 and the result will thus have @var{dim} dimensions as the\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2078 following example shows:\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2079 @example\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2080 @group\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2081 cat (4, ones(2, 2), zeros (2, 2))\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2082 @result{} ans =\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2083 \n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2084 ans(:,:,1,1) =\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2085 \n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2086 1 1\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2087 1 1\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2088 \n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2089 ans(:,:,1,2) =\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2090 0 0\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2091 0 0\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2092 @end group\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2093 @end example\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2094 @seealso{horzcat, vertcat}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2095 @end deftypefn")
4758 a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2096 {
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	2097 return do_cat (args, "cat");
4758 a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2098 }
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2099
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2100 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2101
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2102 %!function ret = testcat (t1, t2, tr, cmplx)
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2103 %! assert (cat (1, cast ([], t1), cast([], t2)), cast ([], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2104 %!
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2105 %! assert (cat (1, cast (1, t1), cast (2, t2)), cast ([1; 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2106 %! assert (cat (1, cast (1, t1), cast ([2; 3], t2)), cast ([1; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2107 %! assert (cat (1, cast ([1; 2], t1), cast (3, t2)), cast ([1; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2108 %! assert (cat (1, cast ([1; 2], t1), cast ([3; 4], t2)), cast ([1; 2; 3; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2109 %! assert (cat (2, cast (1, t1), cast (2, t2)), cast ([1, 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2110 %! assert (cat (2, cast (1, t1), cast ([2, 3], t2)), cast ([1, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2111 %! assert (cat (2, cast ([1, 2], t1), cast (3, t2)), cast ([1, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2112 %! assert (cat (2, cast ([1, 2], t1), cast ([3, 4], t2)), cast ([1, 2, 3, 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2113 %!
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2114 %! assert ([cast(1, t1); cast(2, t2)], cast ([1; 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2115 %! assert ([cast(1, t1); cast([2; 3], t2)], cast ([1; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2116 %! assert ([cast([1; 2], t1); cast(3, t2)], cast ([1; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2117 %! assert ([cast([1; 2], t1); cast([3; 4], t2)], cast ([1; 2; 3; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2118 %! assert ([cast(1, t1), cast(2, t2)], cast ([1, 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2119 %! assert ([cast(1, t1), cast([2, 3], t2)], cast ([1, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2120 %! assert ([cast([1, 2], t1), cast(3, t2)], cast ([1, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2121 %! assert ([cast([1, 2], t1), cast([3, 4], t2)], cast ([1, 2, 3, 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2122 %!
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2123 %! if (nargin == 3 \|\| cmplx)
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2124 %! assert (cat (1, cast (1i, t1), cast (2, t2)), cast ([1i; 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2125 %! assert (cat (1, cast (1i, t1), cast ([2; 3], t2)), cast ([1i; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2126 %! assert (cat (1, cast ([1i; 2], t1), cast (3, t2)), cast ([1i; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2127 %! assert (cat (1, cast ([1i; 2], t1), cast ([3; 4], t2)), cast ([1i; 2; 3; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2128 %! assert (cat (2, cast (1i, t1), cast (2, t2)), cast ([1i, 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2129 %! assert (cat (2, cast (1i, t1), cast ([2, 3], t2)), cast ([1i, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2130 %! assert (cat (2, cast ([1i, 2], t1), cast (3, t2)), cast ([1i, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2131 %! assert (cat (2, cast ([1i, 2], t1), cast ([3, 4], t2)), cast ([1i, 2, 3, 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2132 %!
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2133 %! assert ([cast(1i, t1); cast(2, t2)], cast ([1i; 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2134 %! assert ([cast(1i, t1); cast([2; 3], t2)], cast ([1i; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2135 %! assert ([cast([1i; 2], t1); cast(3, t2)], cast ([1i; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2136 %! assert ([cast([1i; 2], t1); cast([3; 4], t2)], cast ([1i; 2; 3; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2137 %! assert ([cast(1i, t1), cast(2, t2)], cast ([1i, 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2138 %! assert ([cast(1i, t1), cast([2, 3], t2)], cast ([1i, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2139 %! assert ([cast([1i, 2], t1), cast(3, t2)], cast ([1i, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2140 %! assert ([cast([1i, 2], t1), cast([3, 4], t2)], cast ([1i, 2, 3, 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2141 %!
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2142 %! assert (cat (1, cast (1, t1), cast (2i, t2)), cast ([1; 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2143 %! assert (cat (1, cast (1, t1), cast ([2i; 3], t2)), cast ([1; 2i; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2144 %! assert (cat (1, cast ([1; 2], t1), cast (3i, t2)), cast ([1; 2; 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2145 %! assert (cat (1, cast ([1; 2], t1), cast ([3i; 4], t2)), cast ([1; 2; 3i; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2146 %! assert (cat (2, cast (1, t1), cast (2i, t2)), cast ([1, 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2147 %! assert (cat (2, cast (1, t1), cast ([2i, 3], t2)), cast ([1, 2i, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2148 %! assert (cat (2, cast ([1, 2], t1), cast (3i, t2)), cast ([1, 2, 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2149 %! assert (cat (2, cast ([1, 2], t1), cast ([3i, 4], t2)), cast ([1, 2, 3i, 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2150 %!
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2151 %! assert ([cast(1, t1); cast(2i, t2)], cast ([1; 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2152 %! assert ([cast(1, t1); cast([2i; 3], t2)], cast ([1; 2i; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2153 %! assert ([cast([1; 2], t1); cast(3i, t2)], cast ([1; 2; 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2154 %! assert ([cast([1; 2], t1); cast([3i; 4], t2)], cast ([1; 2; 3i; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2155 %! assert ([cast(1, t1), cast(2i, t2)], cast ([1, 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2156 %! assert ([cast(1, t1), cast([2i, 3], t2)], cast ([1, 2i, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2157 %! assert ([cast([1, 2], t1), cast(3i, t2)], cast ([1, 2, 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2158 %! assert ([cast([1, 2], t1), cast([3i, 4], t2)], cast ([1, 2, 3i, 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2159 %!
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2160 %! assert (cat (1, cast (1i, t1), cast (2i, t2)), cast ([1i; 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2161 %! assert (cat (1, cast (1i, t1), cast ([2i; 3], t2)), cast ([1i; 2i; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2162 %! assert (cat (1, cast ([1i; 2], t1), cast (3i, t2)), cast ([1i; 2; 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2163 %! assert (cat (1, cast ([1i; 2], t1), cast ([3i; 4], t2)), cast ([1i; 2; 3i; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2164 %! assert (cat (2, cast (1i, t1), cast (2i, t2)), cast ([1i, 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2165 %! assert (cat (2, cast (1i, t1), cast ([2i, 3], t2)), cast ([1i, 2i, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2166 %! assert (cat (2, cast ([1i, 2], t1), cast (3i, t2)), cast ([1i, 2, 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2167 %! assert (cat (2, cast ([1i, 2], t1), cast ([3i, 4], t2)), cast ([1i, 2, 3i, 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2168 %!
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2169 %! assert ([cast(1i, t1); cast(2i, t2)], cast ([1i; 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2170 %! assert ([cast(1i, t1); cast([2i; 3], t2)], cast ([1i; 2i; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2171 %! assert ([cast([1i; 2], t1); cast(3i, t2)], cast ([1i; 2; 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2172 %! assert ([cast([1i; 2], t1); cast([3i; 4], t2)], cast ([1i; 2; 3i; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2173 %! assert ([cast(1i, t1), cast(2i, t2)], cast ([1i, 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2174 %! assert ([cast(1i, t1), cast([2i, 3], t2)], cast ([1i, 2i, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2175 %! assert ([cast([1i, 2], t1), cast(3i, t2)], cast ([1i, 2, 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2176 %! assert ([cast([1i, 2], t1), cast([3i, 4], t2)], cast ([1i, 2, 3i, 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2177 %! endif
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2178 %! ret = true;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2179
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2180 %!assert (testcat('double', 'double', 'double'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2181 %!assert (testcat('single', 'double', 'single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2182 %!assert (testcat('double', 'single', 'single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2183 %!assert (testcat('single', 'single', 'single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2184
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2185 %!assert (testcat('double', 'int8', 'int8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2186 %!assert (testcat('int8', 'double', 'int8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2187 %!assert (testcat('single', 'int8', 'int8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2188 %!assert (testcat('int8', 'single', 'int8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2189 %!assert (testcat('int8', 'int8', 'int8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2190 %!assert (testcat('double', 'int16', 'int16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2191 %!assert (testcat('int16', 'double', 'int16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2192 %!assert (testcat('single', 'int16', 'int16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2193 %!assert (testcat('int16', 'single', 'int16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2194 %!assert (testcat('int16', 'int16', 'int16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2195 %!assert (testcat('double', 'int32', 'int32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2196 %!assert (testcat('int32', 'double', 'int32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2197 %!assert (testcat('single', 'int32', 'int32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2198 %!assert (testcat('int32', 'single', 'int32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2199 %!assert (testcat('int32', 'int32', 'int32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2200 %!assert (testcat('double', 'int64', 'int64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2201 %!assert (testcat('int64', 'double', 'int64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2202 %!assert (testcat('single', 'int64', 'int64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2203 %!assert (testcat('int64', 'single', 'int64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2204 %!assert (testcat('int64', 'int64', 'int64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2205
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2206 %!assert (testcat('double', 'uint8', 'uint8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2207 %!assert (testcat('uint8', 'double', 'uint8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2208 %!assert (testcat('single', 'uint8', 'uint8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2209 %!assert (testcat('uint8', 'single', 'uint8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2210 %!assert (testcat('uint8', 'uint8', 'uint8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2211 %!assert (testcat('double', 'uint16', 'uint16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2212 %!assert (testcat('uint16', 'double', 'uint16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2213 %!assert (testcat('single', 'uint16', 'uint16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2214 %!assert (testcat('uint16', 'single', 'uint16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2215 %!assert (testcat('uint16', 'uint16', 'uint16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2216 %!assert (testcat('double', 'uint32', 'uint32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2217 %!assert (testcat('uint32', 'double', 'uint32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2218 %!assert (testcat('single', 'uint32', 'uint32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2219 %!assert (testcat('uint32', 'single', 'uint32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2220 %!assert (testcat('uint32', 'uint32', 'uint32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2221 %!assert (testcat('double', 'uint64', 'uint64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2222 %!assert (testcat('uint64', 'double', 'uint64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2223 %!assert (testcat('single', 'uint64', 'uint64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2224 %!assert (testcat('uint64', 'single', 'uint64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2225 %!assert (testcat('uint64', 'uint64', 'uint64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2226
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2227 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2228
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2229 static octave_value
6959 47f4f4e88166 [project @ 2007-10-04 20:43:32 by jwe] jwe parents: 6953 diff changeset	2230 do_permute (const octave_value_list& args, bool inv)
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2231 {
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2232 octave_value retval;
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2233
5148 9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe] jwe parents: 5061 diff changeset	2234 if (args.length () == 2 && args(1).length () >= args(1).ndims ())
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2235 {
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2236 Array<int> vec = args(1).int_vector_value ();
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2237
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5747 diff changeset	2238 // FIXME -- maybe we should create an idx_vector object
5148 9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe] jwe parents: 5061 diff changeset	2239 // here and pass that to permute?
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe] jwe parents: 5061 diff changeset	2240
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe] jwe parents: 5061 diff changeset	2241 int n = vec.length ();
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe] jwe parents: 5061 diff changeset	2242
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe] jwe parents: 5061 diff changeset	2243 for (int i = 0; i < n; i++)
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe] jwe parents: 5061 diff changeset	2244 vec(i)--;
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe] jwe parents: 5061 diff changeset	2245
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2246 octave_value ret = args(0).permute (vec, inv);
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2247
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2248 if (! error_state)
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2249 retval = ret;
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2250 }
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2251 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2252 print_usage ();
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2253
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2254 return retval;
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2255 }
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2256
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2257 DEFUN (permute, args, ,
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2258 "-- texinfo --\n\
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2259 @deftypefn {Built-in Function} {} permute (@var{a}, @var{perm})\n\
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2260 Return the generalized transpose for an N-d array object @var{a}.\n\
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2261 The permutation vector @var{perm} must contain the elements\n\
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2262 @code{1:ndims(a)} (in any order, but each element must appear just once).\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2263 @seealso{ipermute}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2264 @end deftypefn")
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2265 {
6959 47f4f4e88166 [project @ 2007-10-04 20:43:32 by jwe] jwe parents: 6953 diff changeset	2266 return do_permute (args, false);
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2267 }
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2268
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2269 DEFUN (ipermute, args, ,
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2270 "-- texinfo --\n\
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2271 @deftypefn {Built-in Function} {} ipermute (@var{a}, @var{iperm})\n\
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2272 The inverse of the @code{permute} function. The expression\n\
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2273 \n\
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2274 @example\n\
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2275 ipermute (permute (a, perm), perm)\n\
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2276 @end example\n\
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2277 returns the original array @var{a}.\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2278 @seealso{permute}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2279 @end deftypefn")
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2280 {
6959 47f4f4e88166 [project @ 2007-10-04 20:43:32 by jwe] jwe parents: 6953 diff changeset	2281 return do_permute (args, true);
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2282 }
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2283
3195 7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2284 DEFUN (length, args, ,
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2285 "-- texinfo --\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2286 @deftypefn {Built-in Function} {} length (@var{a})\n\
4176 b8ec44432831 [project @ 2002-11-13 02:49:14 by jwe] jwe parents: 4153 diff changeset	2287 Return the `length' of the object @var{a}. For matrix objects, the\n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2288 length is the number of rows or columns, whichever is greater (this\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	2289 odd definition is used for compatibility with @sc{matlab}).\n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2290 @end deftypefn")
3195 7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2291 {
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2292 octave_value retval;
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2293
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2294 if (args.length () == 1)
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2295 {
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2296 int len = args(0).length ();
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2297
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2298 if (! error_state)
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4176 diff changeset	2299 retval = len;
3195 7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2300 }
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2301 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2302 print_usage ();
3195 7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2303
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2304 return retval;
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2305 }
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2306
4554 78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2307 DEFUN (ndims, args, ,
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2308 "-- texinfo --\n\
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2309 @deftypefn {Built-in Function} {} ndims (@var{a})\n\
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2310 Returns the number of dimensions of array @var{a}.\n\
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2311 For any array, the result will always be larger than or equal to 2.\n\
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2312 Trailing singleton dimensions are not counted.\n\
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2313 @end deftypefn")
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2314 {
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2315 octave_value retval;
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2316
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2317 if (args.length () == 1)
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2318 {
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2319 int n_dims = args(0).ndims ();
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2320
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2321 if (! error_state)
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2322 retval = n_dims;
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2323 }
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2324 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2325 print_usage ();
4554 78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2326
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2327 return retval;
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2328 }
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2329
4559 802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2330 DEFUN (numel, args, ,
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2331 "-- texinfo --\n\
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2332 @deftypefn {Built-in Function} {} numel (@var{a})\n\
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2333 Returns the number of elements in the object @var{a}.\n\
5724 82247c2a7520 [project @ 2006-03-30 21:34:52 by jwe] jwe parents: 5714 diff changeset	2334 @seealso{size}\n\
4559 802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2335 @end deftypefn")
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2336 {
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2337 octave_value retval;
9329 67fc970dad7d improve indexed assignment using indexed numel Jaroslav Hajek <highegg@gmail.com> parents: 9319 diff changeset	2338 octave_idx_type nargin = args.length ();
67fc970dad7d improve indexed assignment using indexed numel Jaroslav Hajek <highegg@gmail.com> parents: 9319 diff changeset	2339
67fc970dad7d improve indexed assignment using indexed numel Jaroslav Hajek <highegg@gmail.com> parents: 9319 diff changeset	2340 if (nargin >= 1)
4559 802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2341 {
9329 67fc970dad7d improve indexed assignment using indexed numel Jaroslav Hajek <highegg@gmail.com> parents: 9319 diff changeset	2342 octave_idx_type numel = args(0).numel (args.slice (1, nargin-1));
4559 802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2343
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2344 if (! error_state)
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2345 retval = numel;
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2346 }
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2347 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2348 print_usage ();
4559 802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2349
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2350 return retval;
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2351 }
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2352
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	2353 DEFUN (size, args, nargout,
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2354 "-- texinfo --\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2355 @deftypefn {Built-in Function} {} size (@var{a}, @var{n})\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2356 Return the number rows and columns of @var{a}.\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2357 \n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2358 With one input argument and one output argument, the result is returned\n\
4741 e44d0ac643a5 [project @ 2004-02-05 21:57:50 by jwe] jwe parents: 4739 diff changeset	2359 in a row vector. If there are multiple output arguments, the number of\n\
e44d0ac643a5 [project @ 2004-02-05 21:57:50 by jwe] jwe parents: 4739 diff changeset	2360 rows is assigned to the first, and the number of columns to the second,\n\
e44d0ac643a5 [project @ 2004-02-05 21:57:50 by jwe] jwe parents: 4739 diff changeset	2361 etc. For example,\n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2362 \n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2363 @example\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2364 @group\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2365 size ([1, 2; 3, 4; 5, 6])\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2366 @result{} [ 3, 2 ]\n\
1031 59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2367 \n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2368 [nr, nc] = size ([1, 2; 3, 4; 5, 6])\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2369 @result{} nr = 3\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2370 @result{} nc = 2\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2371 @end group\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2372 @end example\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2373 \n\
4741 e44d0ac643a5 [project @ 2004-02-05 21:57:50 by jwe] jwe parents: 4739 diff changeset	2374 If given a second argument, @code{size} will return the size of the\n\
e44d0ac643a5 [project @ 2004-02-05 21:57:50 by jwe] jwe parents: 4739 diff changeset	2375 corresponding dimension. For example\n\
1031 59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2376 \n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2377 @example\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	2378 @group\n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2379 size ([1, 2; 3, 4; 5, 6], 2)\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2380 @result{} 2\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	2381 @end group\n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2382 @end example\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2383 \n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2384 @noindent\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2385 returns the number of columns in the given matrix.\n\
5724 82247c2a7520 [project @ 2006-03-30 21:34:52 by jwe] jwe parents: 5714 diff changeset	2386 @seealso{numel}\n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2387 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2388 {
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 1996 diff changeset	2389 octave_value_list retval;
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2390
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2391 int nargin = args.length ();
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2392
4513 508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2393 if (nargin == 1)
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2394 {
4513 508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2395 dim_vector dimensions = args(0).dims ();
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2396
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2397 int ndims = dimensions.length ();
1031 59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2398
4513 508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2399 Matrix m (1, ndims);
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2400
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2401 if (nargout > 1)
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2402 {
5991 265723390e7b [project @ 2006-09-15 17:30:23 by jwe] jwe parents: 5823 diff changeset	2403 for (int i = nargout-1; i >= ndims; i--)
265723390e7b [project @ 2006-09-15 17:30:23 by jwe] jwe parents: 5823 diff changeset	2404 retval(i) = 1;
265723390e7b [project @ 2006-09-15 17:30:23 by jwe] jwe parents: 5823 diff changeset	2405
6197 c67c11e22828 [project @ 2006-12-04 16:08:30 by dbateman] dbateman parents: 6175 diff changeset	2406 if (ndims > nargout)
c67c11e22828 [project @ 2006-12-04 16:08:30 by dbateman] dbateman parents: 6175 diff changeset	2407 {
c67c11e22828 [project @ 2006-12-04 16:08:30 by dbateman] dbateman parents: 6175 diff changeset	2408 octave_idx_type d = 1;
c67c11e22828 [project @ 2006-12-04 16:08:30 by dbateman] dbateman parents: 6175 diff changeset	2409
c67c11e22828 [project @ 2006-12-04 16:08:30 by dbateman] dbateman parents: 6175 diff changeset	2410 while (ndims >= nargout)
c67c11e22828 [project @ 2006-12-04 16:08:30 by dbateman] dbateman parents: 6175 diff changeset	2411 d *= dimensions(--ndims);
c67c11e22828 [project @ 2006-12-04 16:08:30 by dbateman] dbateman parents: 6175 diff changeset	2412
c67c11e22828 [project @ 2006-12-04 16:08:30 by dbateman] dbateman parents: 6175 diff changeset	2413 retval(ndims) = d;
c67c11e22828 [project @ 2006-12-04 16:08:30 by dbateman] dbateman parents: 6175 diff changeset	2414 }
c67c11e22828 [project @ 2006-12-04 16:08:30 by dbateman] dbateman parents: 6175 diff changeset	2415
4513 508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2416 while (ndims--)
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2417 retval(ndims) = dimensions(ndims);
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2418 }
4513 508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2419 else
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	2420 {
4513 508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2421 for (int i = 0; i < ndims; i++)
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2422 m(0, i) = dimensions(i);
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2423
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2424 retval(0) = m;
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	2425 }
1031 59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2426 }
59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2427 else if (nargin == 2 && nargout < 2)
59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2428 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5164 diff changeset	2429 octave_idx_type nd = args(1).int_value (true);
1031 59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2430
59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2431 if (error_state)
59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2432 error ("size: expecting scalar as second argument");
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	2433 else
1031 59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2434 {
4741 e44d0ac643a5 [project @ 2004-02-05 21:57:50 by jwe] jwe parents: 4739 diff changeset	2435 dim_vector dv = args(0).dims ();
e44d0ac643a5 [project @ 2004-02-05 21:57:50 by jwe] jwe parents: 4739 diff changeset	2436
4911 14027e0bafa4 [project @ 2004-07-22 19:58:06 by jwe] jwe parents: 4845 diff changeset	2437 if (nd > 0)
14027e0bafa4 [project @ 2004-07-22 19:58:06 by jwe] jwe parents: 4845 diff changeset	2438 {
14027e0bafa4 [project @ 2004-07-22 19:58:06 by jwe] jwe parents: 4845 diff changeset	2439 if (nd <= dv.length ())
14027e0bafa4 [project @ 2004-07-22 19:58:06 by jwe] jwe parents: 4845 diff changeset	2440 retval(0) = dv(nd-1);
14027e0bafa4 [project @ 2004-07-22 19:58:06 by jwe] jwe parents: 4845 diff changeset	2441 else
14027e0bafa4 [project @ 2004-07-22 19:58:06 by jwe] jwe parents: 4845 diff changeset	2442 retval(0) = 1;
14027e0bafa4 [project @ 2004-07-22 19:58:06 by jwe] jwe parents: 4845 diff changeset	2443 }
1031 59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2444 else
4741 e44d0ac643a5 [project @ 2004-02-05 21:57:50 by jwe] jwe parents: 4739 diff changeset	2445 error ("size: requested dimension (= %d) out of range", nd);
1031 59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2446 }
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2447 }
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	2448 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2449 print_usage ();
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2450
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2451 return retval;
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2452 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2453
6156 a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2454 DEFUN (size_equal, args, ,
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2455 "-- texinfo --\n\
6561 dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2456 @deftypefn {Built-in Function} {} size_equal (@var{a}, @var{b}, @dots{})\n\
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2457 Return true if the dimensions of all arguments agree.\n\
6156 a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2458 Trailing singleton dimensions are ignored.\n\
8947 1e4b3149365a allow size_equal called with 1 arg Jaroslav Hajek <highegg@gmail.com> parents: 8934 diff changeset	2459 Called with a single argument, size_equal returns true.\n\
6156 a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2460 @seealso{size, numel}\n\
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2461 @end deftypefn")
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2462 {
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2463 octave_value retval;
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2464
6561 dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2465 int nargin = args.length ();
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2466
8947 1e4b3149365a allow size_equal called with 1 arg Jaroslav Hajek <highegg@gmail.com> parents: 8934 diff changeset	2467 if (nargin >= 1)
6156 a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2468 {
6561 dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2469 retval = true;
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2470
6156 a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2471 dim_vector a_dims = args(0).dims ();
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2472 a_dims.chop_trailing_singletons ();
6561 dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2473
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2474 for (int i = 1; i < nargin; ++i)
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2475 {
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2476 dim_vector b_dims = args(i).dims ();
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2477 b_dims.chop_trailing_singletons ();
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2478
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2479 if (a_dims != b_dims)
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2480 {
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2481 retval = false;
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2482 break;
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2483 }
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2484 }
6156 a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2485 }
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2486 else
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2487 print_usage ();
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2488
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2489 return retval;
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2490 }
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2491
5602 dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2492 DEFUN (nnz, args, ,
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2493 "-- texinfo --\n\
6156 a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2494 @deftypefn {Built-in Function} {@var{scalar} =} nnz (@var{a})\n\
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2495 Returns the number of non zero elements in @var{a}.\n\
5602 dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2496 @seealso{sparse}\n\
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2497 @end deftypefn")
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2498 {
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2499 octave_value retval;
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2500
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2501 if (args.length () == 1)
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2502 retval = args(0).nnz ();
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2503 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2504 print_usage ();
5602 dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2505
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2506 return retval;
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2507 }
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2508
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2509 DEFUN (nzmax, args, ,
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2510 "-- texinfo --\n\
6156 a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2511 @deftypefn {Built-in Function} {@var{scalar} =} nzmax (@var{SM})\n\
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2512 Return the amount of storage allocated to the sparse matrix @var{SM}.\n\
7001 8b0cfeb06365 [project @ 2007-10-10 18:02:59 by jwe] jwe parents: 6999 diff changeset	2513 Note that Octave tends to crop unused memory at the first opportunity\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	2514 for sparse objects. There are some cases of user created sparse objects\n\
9066 be150a172010 Cleanup documentation for diagperm.texi, sparse.texi Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	2515 where the value returned by @dfn{nzmax} will not be the same as @dfn{nnz},\n\
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2516 but in general they will give the same result.\n\
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2517 @seealso{sparse, spalloc}\n\
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2518 @end deftypefn")
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2519 {
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2520 octave_value retval;
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2521
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2522 if (args.length() == 1)
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2523 retval = args(0).nzmax ();
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2524 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2525 print_usage ();
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2526
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2527 return retval;
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2528 }
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2529
5677 a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2530 DEFUN (rows, args, ,
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2531 "-- texinfo --\n\
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2532 @deftypefn {Built-in Function} {} rows (@var{a})\n\
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2533 Return the number of rows of @var{a}.\n\
5724 82247c2a7520 [project @ 2006-03-30 21:34:52 by jwe] jwe parents: 5714 diff changeset	2534 @seealso{size, numel, columns, length, isscalar, isvector, ismatrix}\n\
5677 a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2535 @end deftypefn")
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2536 {
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2537 octave_value retval;
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2538
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2539 if (args.length () == 1)
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2540 retval = args(0).rows ();
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2541 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2542 print_usage ();
5677 a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2543
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2544 return retval;
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2545 }
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2546
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2547 DEFUN (columns, args, ,
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2548 "-- texinfo --\n\
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2549 @deftypefn {Built-in Function} {} columns (@var{a})\n\
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2550 Return the number of columns of @var{a}.\n\
8286 6f2d95255911 fix @seealso references to point to existing anchors Thorsten Meyer <thorsten.meyier@gmx.de> parents: 8129 diff changeset	2551 @seealso{size, numel, rows, length, isscalar, isvector, ismatrix}\n\
5677 a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2552 @end deftypefn")
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2553 {
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2554 octave_value retval;
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2555
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2556 if (args.length () == 1)
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2557 retval = args(0).columns ();
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2558 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2559 print_usage ();
5677 a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2560
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2561 return retval;
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2562 }
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2563
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	2564 DEFUN (sum, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	2565 "-- texinfo --\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	2566 @deftypefn {Built-in Function} {} sum (@var{x})\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	2567 @deftypefnx {Built-in Function} {} sum (@var{x}, @var{dim})\n\
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2568 @deftypefnx {Built-in Function} {} sum (@dots{}, 'native')\n\
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	2569 Sum of elements along dimension @var{dim}. If @var{dim} is\n\
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	2570 omitted, it defaults to 1 (column-wise sum).\n\
5061 4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	2571 \n\
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	2572 As a special case, if @var{x} is a vector and @var{dim} is omitted,\n\
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	2573 return the sum of the elements.\n\
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2574 \n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2575 If the optional argument 'native' is given, then the sum is performed\n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2576 in the same type as the original argument, rather than in the default\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	2577 double type. For example\n\
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2578 \n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2579 @example\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	2580 @group\n\
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2581 sum ([true, true])\n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2582 @result{} 2\n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2583 sum ([true, true], 'native')\n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2584 @result{} true\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	2585 @end group\n\
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2586 @end example\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	2587 @seealso{cumsum, sumsq, prod}\n\
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	2588 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2589 {
8780 ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	2590 NATIVE_REDUCTION (sum, any);
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2591 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2592
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2593 /*
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2594
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2595 %!assert (sum([true,true]), 2)
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2596 %!assert (sum([true,true],'native'), true)
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2597 %!assert (sum(int8([127,10,-20])), 117);
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2598 %!assert (sum(int8([127,10,-20]),'native'), int8(107));
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2599
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2600 %!assert(sum ([1, 2, 3]), 6)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2601 %!assert(sum ([-1; -2; -3]), -6);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2602 %!assert(sum ([i, 2+i, -3+2i, 4]), 3+4i);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2603 %!assert(sum ([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i]), [2+2i, 4+4i, 6+6i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2604
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2605 %!assert(sum (single([1, 2, 3])), single(6))
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2606 %!assert(sum (single([-1; -2; -3])), single(-6));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2607 %!assert(sum (single([i, 2+i, -3+2i, 4])), single(3+4i));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2608 %!assert(sum (single([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i])), single([2+2i, 4+4i, 6+6i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2609
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2610 %!error <Invalid call to sum.*> sum ();
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2611
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2612 %!assert (sum ([1, 2; 3, 4], 1), [4, 6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2613 %!assert (sum ([1, 2; 3, 4], 2), [3; 7]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2614 %!assert (sum (zeros (1, 0)), 0);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2615 %!assert (sum (zeros (1, 0), 1), zeros(1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2616 %!assert (sum (zeros (1, 0), 2), 0);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2617 %!assert (sum (zeros (0, 1)), 0);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2618 %!assert (sum (zeros (0, 1), 1), 0);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2619 %!assert (sum (zeros (0, 1), 2), zeros(0, 1));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2620 %!assert (sum (zeros (2, 0)), zeros(1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2621 %!assert (sum (zeros (2, 0), 1), zeros(1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2622 %!assert (sum (zeros (2, 0), 2), [0; 0]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2623 %!assert (sum (zeros (0, 2)), [0, 0]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2624 %!assert (sum (zeros (0, 2), 1), [0, 0]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2625 %!assert (sum (zeros (0, 2), 2), zeros(0, 1));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2626 %!assert (sum (zeros (2, 2, 0, 3)), zeros(1, 2, 0, 3));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2627 %!assert (sum (zeros (2, 2, 0, 3), 2), zeros(2, 1, 0, 3));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2628 %!assert (sum (zeros (2, 2, 0, 3), 3), zeros(2, 2, 1, 3));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2629 %!assert (sum (zeros (2, 2, 0, 3), 4), zeros(2, 2, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2630 %!assert (sum (zeros (2, 2, 0, 3), 7), zeros(2, 2, 0, 3));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2631
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2632 %!assert (sum (single([1, 2; 3, 4]), 1), single([4, 6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2633 %!assert (sum (single([1, 2; 3, 4]), 2), single([3; 7]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2634 %!assert (sum (zeros (1, 0, 'single')), single(0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2635 %!assert (sum (zeros (1, 0, 'single'), 1), zeros(1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2636 %!assert (sum (zeros (1, 0, 'single'), 2), single(0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2637 %!assert (sum (zeros (0, 1, 'single')), single(0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2638 %!assert (sum (zeros (0, 1, 'single'), 1), single(0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2639 %!assert (sum (zeros (0, 1, 'single'), 2), zeros(0, 1, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2640 %!assert (sum (zeros (2, 0, 'single')), zeros(1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2641 %!assert (sum (zeros (2, 0, 'single'), 1), zeros(1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2642 %!assert (sum (zeros (2, 0, 'single'), 2), single([0; 0]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2643 %!assert (sum (zeros (0, 2, 'single')), single([0, 0]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2644 %!assert (sum (zeros (0, 2, 'single'), 1), single([0, 0]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2645 %!assert (sum (zeros (0, 2, 'single'), 2), zeros(0, 1, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2646 %!assert (sum (zeros (2, 2, 0, 3, 'single')), zeros(1, 2, 0, 3, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2647 %!assert (sum (zeros (2, 2, 0, 3, 'single'), 2), zeros(2, 1, 0, 3, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2648 %!assert (sum (zeros (2, 2, 0, 3, 'single'), 3), zeros(2, 2, 1, 3, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2649 %!assert (sum (zeros (2, 2, 0, 3, 'single'), 4), zeros(2, 2, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2650 %!assert (sum (zeros (2, 2, 0, 3, 'single'), 7), zeros(2, 2, 0, 3, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2651
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2652 */
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2653
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	2654 DEFUN (sumsq, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	2655 "-- texinfo --\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	2656 @deftypefn {Built-in Function} {} sumsq (@var{x})\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	2657 @deftypefnx {Built-in Function} {} sumsq (@var{x}, @var{dim})\n\
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	2658 Sum of squares of elements along dimension @var{dim}. If @var{dim}\n\
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	2659 is omitted, it defaults to 1 (column-wise sum of squares).\n\
3095 528f4270e904 [project @ 1997-11-14 03:58:45 by jwe] jwe parents: 3014 diff changeset	2660 \n\
5061 4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	2661 As a special case, if @var{x} is a vector and @var{dim} is omitted,\n\
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	2662 return the sum of squares of the elements.\n\
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	2663 \n\
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	2664 This function is conceptually equivalent to computing\n\
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	2665 @example\n\
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	2666 sum (x .* conj (x), dim)\n\
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	2667 @end example\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	2668 but it uses less memory and avoids calling @code{conj} if @var{x} is real.\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	2669 @seealso{sum}\n\
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	2670 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2671 {
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	2672 DATA_REDUCTION (sumsq);
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2673 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2674
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2675 /*
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2676
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2677 %!assert(sumsq ([1, 2, 3]), 14)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2678 %!assert(sumsq ([-1; -2; 4i]), 21);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2679 %!assert(sumsq ([1, 2, 3; 2, 3, 4; 4i, 6i, 2]), [21, 49, 29]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2680
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2681 %!assert(sumsq (single([1, 2, 3])), single(14))
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2682 %!assert(sumsq (single([-1; -2; 4i])), single(21));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2683 %!assert(sumsq (single([1, 2, 3; 2, 3, 4; 4i, 6i, 2])), single([21, 49, 29]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2684
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2685 %!error <Invalid call to sumsq.*> sumsq ();
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2686
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2687 %!assert (sumsq ([1, 2; 3, 4], 1), [10, 20]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2688 %!assert (sumsq ([1, 2; 3, 4], 2), [5; 25]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2689
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2690 %!assert (sumsq (single([1, 2; 3, 4]), 1), single([10, 20]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2691 %!assert (sumsq (single([1, 2; 3, 4]), 2), single([5; 25]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2692
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2693 */
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2694
6688 b26a8e0e42cd [project @ 2007-06-04 06:25:21 by jwe] jwe parents: 6671 diff changeset	2695 DEFUN (islogical, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	2696 "-- texinfo --\n\
7144 30c0533e39ae [project @ 2007-11-09 17:37:24 by jwe] jwe parents: 7112 diff changeset	2697 @deftypefn {Built-in Function} {} islogical (@var{x})\n\
6688 b26a8e0e42cd [project @ 2007-06-04 06:25:21 by jwe] jwe parents: 6671 diff changeset	2698 Return true if @var{x} is a logical object.\n\
3439 3234a698073a [project @ 2000-01-14 09:51:14 by jwe] jwe parents: 3428 diff changeset	2699 @end deftypefn")
3209 fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2700 {
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2701 octave_value retval;
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2702
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2703 if (args.length () == 1)
3258 4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	2704 retval = args(0).is_bool_type ();
3209 fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2705 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2706 print_usage ();
3209 fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2707
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2708 return retval;
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2709 }
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2710
6688 b26a8e0e42cd [project @ 2007-06-04 06:25:21 by jwe] jwe parents: 6671 diff changeset	2711 DEFALIAS (isbool, islogical);
3209 fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2712
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2713 /*
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2714
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2715 %!assert (islogical(true), true)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2716 %!assert (islogical(false), true)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2717 %!assert (islogical([true, false]), true)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2718 %!assert (islogical(1), false)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2719 %!assert (islogical(1i), false)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2720 %!assert (islogical([1,1]), false)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2721 %!assert (islogical(single(1)), false)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2722 %!assert (islogical(single(1i)), false)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2723 %!assert (islogical(single([1,1])), false)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2724
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2725 */
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2726
6223 a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2727 DEFUN (isinteger, args, ,
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2728 "-- texinfo --\n\
6230 06bee64edc08 [project @ 2007-01-08 16:59:35 by jwe] jwe parents: 6223 diff changeset	2729 @deftypefn {Built-in Function} {} isinteger (@var{x})\n\
6223 a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2730 Return true if @var{x} is an integer object (int8, uint8, int16, etc.).\n\
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2731 Note that @code{isinteger (14)} is false because numeric constants in\n\
8429 f34ab2b433e8 One word missing from int8 help string. Francesco PotortÃ¬ <pot@gnu.org> parents: 8366 diff changeset	2732 Octave are double precision floating point values.\n\
6223 a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2733 @seealso{isreal, isnumeric, class, isa}\n\
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2734 @end deftypefn")
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2735 {
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2736 octave_value retval;
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2737
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2738 if (args.length () == 1)
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2739 retval = args(0).is_integer_type ();
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2740 else
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2741 print_usage ();
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2742
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2743 return retval;
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2744 }
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2745
4028 ef75c970c8f5 [project @ 2002-08-09 07:19:02 by jwe] jwe parents: 4025 diff changeset	2746 DEFUN (iscomplex, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	2747 "-- texinfo --\n\
4028 ef75c970c8f5 [project @ 2002-08-09 07:19:02 by jwe] jwe parents: 4025 diff changeset	2748 @deftypefn {Built-in Function} {} iscomplex (@var{x})\n\
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	2749 Return true if @var{x} is a complex-valued numeric object.\n\
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	2750 @end deftypefn")
3186 edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2751 {
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2752 octave_value retval;
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2753
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2754 if (args.length () == 1)
3258 4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	2755 retval = args(0).is_complex_type ();
3186 edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2756 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2757 print_usage ();
3186 edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2758
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2759 return retval;
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2760 }
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2761
7576 7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2762 DEFUN (isfloat, args, ,
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2763 "-- texinfo --\n\
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2764 @deftypefn {Built-in Function} {} isfloat (@var{x})\n\
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2765 Return true if @var{x} is a floating-point numeric object.\n\
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2766 @end deftypefn")
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2767 {
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2768 octave_value retval;
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2769
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2770 if (args.length () == 1)
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2771 retval = args(0).is_float_type ();
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2772 else
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2773 print_usage ();
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2774
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2775 return retval;
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2776 }
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2777
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5747 diff changeset	2778 // FIXME -- perhaps this should be implemented with an
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2779 // octave_value member function?
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2780
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2781 DEFUN (complex, args, ,
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2782 "-- texinfo --\n\
9309 fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	2783 @deftypefn {Built-in Function} {} complex (@var{x})\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2784 @deftypefnx {Built-in Function} {} complex (@var{re}, @var{im})\n\
9309 fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	2785 Return a complex result from real arguments. With 1 real argument @var{x},\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	2786 return the complex result @code{@var{x} + 0i}. With 2 real arguments,\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	2787 return the complex result @code{@var{re} + @var{im}}. @code{complex} can\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	2788 often be more convenient than expressions such as @code{a + i*b}.\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	2789 For example:\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	2790 \n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	2791 @example\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	2792 complex ([1, 2], [3, 4])\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	2793 @result{}\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	2794 1 + 3i 2 + 4i\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	2795 @end example\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	2796 @seealso{real, imag, iscomplex}\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2797 @end deftypefn")
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2798 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2799 octave_value retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2800
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2801 int nargin = args.length ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2802
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2803 if (nargin == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2804 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2805 octave_value arg = args(0);
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2806
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2807 if (arg.is_complex_type ())
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2808 retval = arg;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2809 else
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2810 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2811 if (arg.is_sparse_type ())
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2812 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2813 SparseComplexMatrix val = arg.sparse_complex_matrix_value ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2814
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2815 if (! error_state)
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2816 retval = octave_value (new octave_sparse_complex_matrix (val));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2817 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2818 else if (arg.is_single_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2819 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2820 if (arg.numel () == 1)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2821 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2822 FloatComplex val = arg.float_complex_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2823
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2824 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2825 retval = octave_value (new octave_float_complex (val));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2826 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2827 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2828 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2829 FloatComplexNDArray val = arg.float_complex_array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2830
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2831 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2832 retval = octave_value (new octave_float_complex_matrix (val));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2833 }
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2834 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2835 else
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2836 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2837 if (arg.numel () == 1)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2838 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2839 Complex val = arg.complex_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2840
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2841 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2842 retval = octave_value (new octave_complex (val));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2843 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2844 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2845 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2846 ComplexNDArray val = arg.complex_array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2847
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2848 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2849 retval = octave_value (new octave_complex_matrix (val));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2850 }
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2851 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2852
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2853 if (error_state)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2854 error ("complex: invalid conversion");
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2855 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2856 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2857 else if (nargin == 2)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2858 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2859 octave_value re = args(0);
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2860 octave_value im = args(1);
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2861
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2862 if (re.is_sparse_type () && im.is_sparse_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2863 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2864 const SparseMatrix re_val = re.sparse_matrix_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2865 const SparseMatrix im_val = im.sparse_matrix_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2866
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2867 if (!error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2868 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2869 if (re.numel () == 1)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2870 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2871 SparseComplexMatrix result;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2872 if (re_val.nnz () == 0)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2873 result = Complex(0, 1) * SparseComplexMatrix (im_val);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2874 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2875 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2876 result = SparseComplexMatrix (im_val.dims (), re_val (0));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2877 octave_idx_type nr = im_val.rows ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2878 octave_idx_type nc = im_val.cols ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2879
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2880 for (octave_idx_type j = 0; j < nc; j++)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2881 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2882 octave_idx_type off = j * nr;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2883 for (octave_idx_type i = im_val.cidx(j);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2884 i < im_val.cidx(j + 1); i++)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2885 result.data (im_val.ridx(i) + off) =
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2886 result.data (im_val.ridx(i) + off) +
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2887 Complex (0, im_val.data (i));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2888 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2889 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2890 retval = octave_value (new octave_sparse_complex_matrix (result));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2891 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2892 else if (im.numel () == 1)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2893 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2894 SparseComplexMatrix result;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2895 if (im_val.nnz () == 0)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2896 result = SparseComplexMatrix (re_val);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2897 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2898 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2899 result = SparseComplexMatrix (re_val.rows(), re_val.cols(), Complex(0, im_val (0)));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2900 octave_idx_type nr = re_val.rows ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2901 octave_idx_type nc = re_val.cols ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2902
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2903 for (octave_idx_type j = 0; j < nc; j++)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2904 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2905 octave_idx_type off = j * nr;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2906 for (octave_idx_type i = re_val.cidx(j);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2907 i < re_val.cidx(j + 1); i++)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2908 result.data (re_val.ridx(i) + off) =
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2909 result.data (re_val.ridx(i) + off) +
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2910 re_val.data (i);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2911 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2912 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2913 retval = octave_value (new octave_sparse_complex_matrix (result));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2914 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2915 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2916 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2917 if (re_val.dims () == im_val.dims ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2918 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2919 SparseComplexMatrix result = SparseComplexMatrix(re_val)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2920 + Complex(0, 1) * SparseComplexMatrix (im_val);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2921 retval = octave_value (new octave_sparse_complex_matrix (result));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2922 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2923 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2924 error ("complex: dimension mismatch");
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2925 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2926 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2927 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2928 else if (re.is_single_type () \|\| im.is_single_type ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2929 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2930 if (re.numel () == 1)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2931 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2932 float re_val = re.float_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2933
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2934 if (im.numel () == 1)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2935 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2936 float im_val = im.double_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2937
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2938 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2939 retval = octave_value (new octave_float_complex (FloatComplex (re_val, im_val)));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2940 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2941 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2942 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2943 const FloatNDArray im_val = im.float_array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2944
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2945 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2946 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2947 FloatComplexNDArray result (im_val.dims (), FloatComplex ());
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2948
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2949 for (octave_idx_type i = 0; i < im_val.numel (); i++)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2950 result.xelem (i) = FloatComplex (re_val, im_val(i));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2951
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2952 retval = octave_value (new octave_float_complex_matrix (result));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2953 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2954 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2955 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2956 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2957 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2958 const FloatNDArray re_val = re.float_array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2959
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2960 if (im.numel () == 1)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2961 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2962 float im_val = im.float_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2963
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2964 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2965 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2966 FloatComplexNDArray result (re_val.dims (), FloatComplex ());
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2967
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2968 for (octave_idx_type i = 0; i < re_val.numel (); i++)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2969 result.xelem (i) = FloatComplex (re_val(i), im_val);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2970
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2971 retval = octave_value (new octave_float_complex_matrix (result));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2972 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2973 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2974 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2975 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2976 const FloatNDArray im_val = im.float_array_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2977
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2978 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2979 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2980 if (re_val.dims () == im_val.dims ())
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2981 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2982 FloatComplexNDArray result (re_val.dims (), FloatComplex ());
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2983
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2984 for (octave_idx_type i = 0; i < re_val.numel (); i++)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2985 result.xelem (i) = FloatComplex (re_val(i), im_val(i));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2986
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2987 retval = octave_value (new octave_float_complex_matrix (result));
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2988 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2989 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2990 error ("complex: dimension mismatch");
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2991 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2992 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2993 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2994 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	2995 else if (re.numel () == 1)
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2996 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2997 double re_val = re.double_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2998
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2999 if (im.numel () == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3000 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3001 double im_val = im.double_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3002
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3003 if (! error_state)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3004 retval = octave_value (new octave_complex (Complex (re_val, im_val)));
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3005 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3006 else
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3007 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3008 const NDArray im_val = im.array_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3009
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3010 if (! error_state)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3011 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3012 ComplexNDArray result (im_val.dims (), Complex ());
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3013
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3014 for (octave_idx_type i = 0; i < im_val.numel (); i++)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3015 result.xelem (i) = Complex (re_val, im_val(i));
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3016
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3017 retval = octave_value (new octave_complex_matrix (result));
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3018 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3019 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3020 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3021 else
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3022 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3023 const NDArray re_val = re.array_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3024
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3025 if (im.numel () == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3026 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3027 double im_val = im.double_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3028
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3029 if (! error_state)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3030 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3031 ComplexNDArray result (re_val.dims (), Complex ());
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3032
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3033 for (octave_idx_type i = 0; i < re_val.numel (); i++)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3034 result.xelem (i) = Complex (re_val(i), im_val);
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3035
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3036 retval = octave_value (new octave_complex_matrix (result));
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3037 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3038 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3039 else
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3040 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3041 const NDArray im_val = im.array_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3042
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3043 if (! error_state)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3044 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3045 if (re_val.dims () == im_val.dims ())
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3046 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3047 ComplexNDArray result (re_val.dims (), Complex ());
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3048
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3049 for (octave_idx_type i = 0; i < re_val.numel (); i++)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3050 result.xelem (i) = Complex (re_val(i), im_val(i));
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3051
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3052 retval = octave_value (new octave_complex_matrix (result));
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3053 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3054 else
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3055 error ("complex: dimension mismatch");
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3056 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3057 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3058 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3059
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3060 if (error_state)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3061 error ("complex: invalid conversion");
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3062 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3063 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	3064 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3065
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3066 return retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3067 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3068
3258 4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3069 DEFUN (isreal, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	3070 "-- texinfo --\n\
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	3071 @deftypefn {Built-in Function} {} isreal (@var{x})\n\
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	3072 Return true if @var{x} is a real-valued numeric object.\n\
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	3073 @end deftypefn")
3258 4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3074 {
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3075 octave_value retval;
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3076
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3077 if (args.length () == 1)
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3078 retval = args(0).is_real_type ();
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3079 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	3080 print_usage ();
3258 4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3081
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3082 return retval;
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3083 }
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3084
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3085 DEFUN (isempty, args, ,
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	3086 "-- texinfo --\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	3087 @deftypefn {Built-in Function} {} isempty (@var{a})\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	3088 Return 1 if @var{a} is an empty matrix (either the number of rows, or\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	3089 the number of columns, or both are zero). Otherwise, return 0.\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	3090 @end deftypefn")
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3091 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4176 diff changeset	3092 octave_value retval = false;
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3093
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3094 if (args.length () == 1)
4559 802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	3095 retval = args(0).is_empty ();
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3096 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	3097 print_usage ();
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3098
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3099 return retval;
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3100 }
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3101
3206 d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3102 DEFUN (isnumeric, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	3103 "-- texinfo --\n\
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	3104 @deftypefn {Built-in Function} {} isnumeric (@var{x})\n\
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	3105 Return nonzero if @var{x} is a numeric object.\n\
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	3106 @end deftypefn")
3206 d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3107 {
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3108 octave_value retval;
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3109
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3110 if (args.length () == 1)
3258 4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3111 retval = args(0).is_numeric_type ();
3206 d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3112 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	3113 print_usage ();
3206 d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3114
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3115 return retval;
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3116 }
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3117
4028 ef75c970c8f5 [project @ 2002-08-09 07:19:02 by jwe] jwe parents: 4025 diff changeset	3118 DEFUN (islist, args, ,
3526 cc21933776a1 [project @ 2000-02-02 10:53:27 by jwe] jwe parents: 3523 diff changeset	3119 "-- texinfo --\n\
4028 ef75c970c8f5 [project @ 2002-08-09 07:19:02 by jwe] jwe parents: 4025 diff changeset	3120 @deftypefn {Built-in Function} {} islist (@var{x})\n\
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	3121 Return nonzero if @var{x} is a list.\n\
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	3122 @end deftypefn")
3204 81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3202 diff changeset	3123 {
81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3202 diff changeset	3124 octave_value retval;
81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3202 diff changeset	3125
81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3202 diff changeset	3126 if (args.length () == 1)
3258 4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3127 retval = args(0).is_list ();
3204 81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3202 diff changeset	3128 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	3129 print_usage ();
3204 81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3202 diff changeset	3130
81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3202 diff changeset	3131 return retval;
81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3202 diff changeset	3132 }
81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3202 diff changeset	3133
4028 ef75c970c8f5 [project @ 2002-08-09 07:19:02 by jwe] jwe parents: 4025 diff changeset	3134 DEFUN (ismatrix, args, ,
3321 6923abb04e16 [project @ 1999-10-26 18:15:30 by jwe] jwe parents: 3307 diff changeset	3135 "-- texinfo --\n\
4028 ef75c970c8f5 [project @ 2002-08-09 07:19:02 by jwe] jwe parents: 4025 diff changeset	3136 @deftypefn {Built-in Function} {} ismatrix (@var{a})\n\
3321 6923abb04e16 [project @ 1999-10-26 18:15:30 by jwe] jwe parents: 3307 diff changeset	3137 Return 1 if @var{a} is a matrix. Otherwise, return 0.\n\
3333 15cddaacbc2d [project @ 1999-11-03 19:53:59 by jwe] jwe parents: 3322 diff changeset	3138 @end deftypefn")
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3139 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4176 diff changeset	3140 octave_value retval = false;
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3141
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3142 if (args.length () == 1)
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3143 {
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3144 octave_value arg = args(0);
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3145
3212 bf61c443a366 [project @ 1998-11-05 04:24:45 by jwe] jwe parents: 3209 diff changeset	3146 if (arg.is_scalar_type () \|\| arg.is_range ())
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4176 diff changeset	3147 retval = true;
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3148 else if (arg.is_matrix_type ())
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4176 diff changeset	3149 retval = (arg.rows () >= 1 && arg.columns () >= 1);
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3150 }
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3151 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	3152 print_usage ();
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3153
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3154 return retval;
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3155 }
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3156
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3157 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3158
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3159 %!assert(ismatrix (1));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3160 %!assert(ismatrix ([1, 2, 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3161 %!assert(ismatrix ([1, 2; 3, 4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3162
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3163 %% Yes, this is right, ismatrix() checks for non-empty matrices.
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3164 %!assert(ismatrix ([]), false);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3165
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3166 %!assert(ismatrix (single(1)));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3167 %!assert(ismatrix (single([1, 2, 3])));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3168 %!assert(ismatrix (single([1, 2; 3, 4])));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3169
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3170 %% Yes, this is right, ismatrix() checks for non-empty matrices.
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3171 %!assert(ismatrix (single([])), false);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3172
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3173 %!assert(ismatrix ("t"), false);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3174 %!assert(ismatrix ("test"), false);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3175 %!assert(ismatrix (["test"; "ing"]), false);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3176
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3177 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3178 %! s.a = 1;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3179 %! assert(ismatrix (s), false);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3180
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3181 %!error <Invalid call to ismatrix.*> ismatrix ();
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3182 %!error <Invalid call to ismatrix.*> ismatrix ([1, 2; 3, 4], 2);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3183
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3184 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3185
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	3186 static octave_value
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3187 fill_matrix (const octave_value_list& args, int val, const char *fcn)
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3188 {
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	3189 octave_value retval;
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3190
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3191 int nargin = args.length ();
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3192
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3193 oct_data_conv::data_type dt = oct_data_conv::dt_double;
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3194
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3195 dim_vector dims (1, 1);
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3196
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3197 if (nargin > 0 && args(nargin-1).is_string ())
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3198 {
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3199 std::string nm = args(nargin-1).string_value ();
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3200 nargin--;
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3201
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3202 dt = oct_data_conv::string_to_data_type (nm);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3203
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3204 if (error_state)
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3205 return retval;
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3206 }
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3207
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3208 switch (nargin)
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3209 {
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	3210 case 0:
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	3211 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 767 diff changeset	3212
610 14b2a186a5c0 [project @ 1994-08-14 00:55:49 by jwe] jwe parents: 597 diff changeset	3213 case 1:
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3214 get_dimensions (args(0), fcn, dims);
610 14b2a186a5c0 [project @ 1994-08-14 00:55:49 by jwe] jwe parents: 597 diff changeset	3215 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 767 diff changeset	3216
4563 742993a501b9 [project @ 2003-10-29 06:25:12 by jwe] jwe parents: 4559 diff changeset	3217 default:
742993a501b9 [project @ 2003-10-29 06:25:12 by jwe] jwe parents: 4559 diff changeset	3218 {
742993a501b9 [project @ 2003-10-29 06:25:12 by jwe] jwe parents: 4559 diff changeset	3219 dims.resize (nargin);
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3220
4563 742993a501b9 [project @ 2003-10-29 06:25:12 by jwe] jwe parents: 4559 diff changeset	3221 for (int i = 0; i < nargin; i++)
742993a501b9 [project @ 2003-10-29 06:25:12 by jwe] jwe parents: 4559 diff changeset	3222 {
6133 e0065af38cf4 [project @ 2006-11-02 03:33:50 by jwe] jwe parents: 5991 diff changeset	3223 dims(i) = args(i).is_empty () ? 0 : args(i).idx_type_value ();
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3224
4563 742993a501b9 [project @ 2003-10-29 06:25:12 by jwe] jwe parents: 4559 diff changeset	3225 if (error_state)
742993a501b9 [project @ 2003-10-29 06:25:12 by jwe] jwe parents: 4559 diff changeset	3226 {
4732 b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4685 diff changeset	3227 error ("%s: expecting scalar integer arguments", fcn);
4563 742993a501b9 [project @ 2003-10-29 06:25:12 by jwe] jwe parents: 4559 diff changeset	3228 break;
742993a501b9 [project @ 2003-10-29 06:25:12 by jwe] jwe parents: 4559 diff changeset	3229 }
742993a501b9 [project @ 2003-10-29 06:25:12 by jwe] jwe parents: 4559 diff changeset	3230 }
742993a501b9 [project @ 2003-10-29 06:25:12 by jwe] jwe parents: 4559 diff changeset	3231 }
742993a501b9 [project @ 2003-10-29 06:25:12 by jwe] jwe parents: 4559 diff changeset	3232 break;
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3233 }
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3234
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3235 if (! error_state)
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3236 {
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3237 dims.chop_trailing_singletons ();
4565 1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4563 diff changeset	3238
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3239 check_dimensions (dims, fcn);
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	3240
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5747 diff changeset	3241 // FIXME -- perhaps this should be made extensible by
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3242 // using the class name to lookup a function to call to create
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3243 // the new value.
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3244
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3245 // Note that automatic narrowing will handle conversion from
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3246 // NDArray to scalar.
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3247
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3248 if (! error_state)
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3249 {
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3250 switch (dt)
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3251 {
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3252 case oct_data_conv::dt_int8:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3253 retval = int8NDArray (dims, val);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3254 break;
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3255
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3256 case oct_data_conv::dt_uint8:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3257 retval = uint8NDArray (dims, val);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3258 break;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3259
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3260 case oct_data_conv::dt_int16:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3261 retval = int16NDArray (dims, val);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3262 break;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3263
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3264 case oct_data_conv::dt_uint16:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3265 retval = uint16NDArray (dims, val);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3266 break;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3267
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3268 case oct_data_conv::dt_int32:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3269 retval = int32NDArray (dims, val);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3270 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 767 diff changeset	3271
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3272 case oct_data_conv::dt_uint32:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3273 retval = uint32NDArray (dims, val);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3274 break;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3275
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3276 case oct_data_conv::dt_int64:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3277 retval = int64NDArray (dims, val);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3278 break;
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3279
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3280 case oct_data_conv::dt_uint64:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3281 retval = uint64NDArray (dims, val);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3282 break;
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3283
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	3284 case oct_data_conv::dt_single:
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	3285 retval = FloatNDArray (dims, val);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	3286 break;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	3287
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3288 case oct_data_conv::dt_double:
8972 5fa53d1b6247 more indexing optimizations Jaroslav Hajek <highegg@gmail.com> parents: 8947 diff changeset	3289 {
5fa53d1b6247 more indexing optimizations Jaroslav Hajek <highegg@gmail.com> parents: 8947 diff changeset	3290 if (val == 1 && dims.length () == 2 && dims (0) == 1)
5fa53d1b6247 more indexing optimizations Jaroslav Hajek <highegg@gmail.com> parents: 8947 diff changeset	3291 retval = Range (1.0, 0.0, dims (1)); // packed form
5fa53d1b6247 more indexing optimizations Jaroslav Hajek <highegg@gmail.com> parents: 8947 diff changeset	3292 else
5fa53d1b6247 more indexing optimizations Jaroslav Hajek <highegg@gmail.com> parents: 8947 diff changeset	3293 retval = NDArray (dims, val);
5fa53d1b6247 more indexing optimizations Jaroslav Hajek <highegg@gmail.com> parents: 8947 diff changeset	3294 }
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3295 break;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3296
4986 fac558699d0f [project @ 2004-09-10 15:57:13 by jwe] jwe parents: 4948 diff changeset	3297 case oct_data_conv::dt_logical:
fac558699d0f [project @ 2004-09-10 15:57:13 by jwe] jwe parents: 4948 diff changeset	3298 retval = boolNDArray (dims, val);
fac558699d0f [project @ 2004-09-10 15:57:13 by jwe] jwe parents: 4948 diff changeset	3299 break;
fac558699d0f [project @ 2004-09-10 15:57:13 by jwe] jwe parents: 4948 diff changeset	3300
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3301 default:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3302 error ("%s: invalid class name", fcn);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3303 break;
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3304 }
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3305 }
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3306 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3307
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3308 return retval;
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3309 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3310
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3311 static octave_value
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3312 fill_matrix (const octave_value_list& args, double val, float fval,
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3313 const char *fcn)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3314 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3315 octave_value retval;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3316
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3317 int nargin = args.length ();
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3318
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3319 oct_data_conv::data_type dt = oct_data_conv::dt_double;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3320
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3321 dim_vector dims (1, 1);
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3322
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3323 if (nargin > 0 && args(nargin-1).is_string ())
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3324 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3325 std::string nm = args(nargin-1).string_value ();
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3326 nargin--;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3327
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3328 dt = oct_data_conv::string_to_data_type (nm);
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3329
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3330 if (error_state)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3331 return retval;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3332 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3333
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3334 switch (nargin)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3335 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3336 case 0:
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3337 break;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3338
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3339 case 1:
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3340 get_dimensions (args(0), fcn, dims);
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3341 break;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3342
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3343 default:
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3344 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3345 dims.resize (nargin);
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3346
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3347 for (int i = 0; i < nargin; i++)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3348 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3349 dims(i) = args(i).is_empty () ? 0 : args(i).idx_type_value ();
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3350
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3351 if (error_state)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3352 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3353 error ("%s: expecting scalar integer arguments", fcn);
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3354 break;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3355 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3356 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3357 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3358 break;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3359 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3360
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3361 if (! error_state)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3362 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3363 dims.chop_trailing_singletons ();
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3364
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3365 check_dimensions (dims, fcn);
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3366
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3367 // Note that automatic narrowing will handle conversion from
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3368 // NDArray to scalar.
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3369
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3370 if (! error_state)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3371 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3372 switch (dt)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3373 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3374 case oct_data_conv::dt_single:
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3375 retval = FloatNDArray (dims, fval);
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3376 break;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3377
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3378 case oct_data_conv::dt_double:
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3379 retval = NDArray (dims, val);
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3380 break;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3381
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3382 default:
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3383 error ("%s: invalid class name", fcn);
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3384 break;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3385 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3386 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3387 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3388
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3389 return retval;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3390 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3391
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3392 static octave_value
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3393 fill_matrix (const octave_value_list& args, double val, const char *fcn)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3394 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3395 octave_value retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3396
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3397 int nargin = args.length ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3398
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3399 oct_data_conv::data_type dt = oct_data_conv::dt_double;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3400
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3401 dim_vector dims (1, 1);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3402
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3403 if (nargin > 0 && args(nargin-1).is_string ())
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3404 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3405 std::string nm = args(nargin-1).string_value ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3406 nargin--;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3407
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3408 dt = oct_data_conv::string_to_data_type (nm);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3409
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3410 if (error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3411 return retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3412 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3413
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3414 switch (nargin)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3415 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3416 case 0:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3417 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3418
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3419 case 1:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3420 get_dimensions (args(0), fcn, dims);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3421 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3422
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3423 default:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3424 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3425 dims.resize (nargin);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3426
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3427 for (int i = 0; i < nargin; i++)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3428 {
6133 e0065af38cf4 [project @ 2006-11-02 03:33:50 by jwe] jwe parents: 5991 diff changeset	3429 dims(i) = args(i).is_empty () ? 0 : args(i).idx_type_value ();
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3430
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3431 if (error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3432 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3433 error ("%s: expecting scalar integer arguments", fcn);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3434 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3435 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3436 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3437 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3438 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3439 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3440
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3441 if (! error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3442 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3443 dims.chop_trailing_singletons ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3444
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3445 check_dimensions (dims, fcn);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3446
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3447 // Note that automatic narrowing will handle conversion from
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3448 // NDArray to scalar.
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3449
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3450 if (! error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3451 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3452 switch (dt)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3453 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	3454 case oct_data_conv::dt_single:
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3455 retval = FloatNDArray (dims, static_cast <float> (val));
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	3456 break;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	3457
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3458 case oct_data_conv::dt_double:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3459 retval = NDArray (dims, val);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3460 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3461
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3462 default:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3463 error ("%s: invalid class name", fcn);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3464 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3465 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3466 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3467 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3468
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3469 return retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3470 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3471
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3472 static octave_value
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3473 fill_matrix (const octave_value_list& args, const Complex& val,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3474 const char *fcn)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3475 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3476 octave_value retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3477
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3478 int nargin = args.length ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3479
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3480 oct_data_conv::data_type dt = oct_data_conv::dt_double;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3481
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3482 dim_vector dims (1, 1);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3483
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3484 if (nargin > 0 && args(nargin-1).is_string ())
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3485 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3486 std::string nm = args(nargin-1).string_value ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3487 nargin--;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3488
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3489 dt = oct_data_conv::string_to_data_type (nm);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3490
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3491 if (error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3492 return retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3493 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3494
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3495 switch (nargin)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3496 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3497 case 0:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3498 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3499
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3500 case 1:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3501 get_dimensions (args(0), fcn, dims);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3502 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3503
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3504 default:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3505 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3506 dims.resize (nargin);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3507
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3508 for (int i = 0; i < nargin; i++)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3509 {
6133 e0065af38cf4 [project @ 2006-11-02 03:33:50 by jwe] jwe parents: 5991 diff changeset	3510 dims(i) = args(i).is_empty () ? 0 : args(i).idx_type_value ();
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3511
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3512 if (error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3513 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3514 error ("%s: expecting scalar integer arguments", fcn);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3515 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3516 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3517 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3518 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3519 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3520 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3521
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3522 if (! error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3523 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3524 dims.chop_trailing_singletons ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3525
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3526 check_dimensions (dims, fcn);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3527
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3528 // Note that automatic narrowing will handle conversion from
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3529 // NDArray to scalar.
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3530
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3531 if (! error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3532 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3533 switch (dt)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3534 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	3535 case oct_data_conv::dt_single:
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3536 retval = FloatComplexNDArray (dims, static_cast<FloatComplex> (val));
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	3537 break;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	3538
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3539 case oct_data_conv::dt_double:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3540 retval = ComplexNDArray (dims, val);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3541 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3542
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3543 default:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3544 error ("%s: invalid class name", fcn);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3545 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3546 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3547 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3548 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3549
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3550 return retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3551 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3552
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3553 static octave_value
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3554 fill_matrix (const octave_value_list& args, bool val, const char *fcn)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3555 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3556 octave_value retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3557
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3558 int nargin = args.length ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3559
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3560 dim_vector dims (1, 1);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3561
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3562 switch (nargin)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3563 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3564 case 0:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3565 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3566
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3567 case 1:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3568 get_dimensions (args(0), fcn, dims);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3569 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3570
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3571 default:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3572 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3573 dims.resize (nargin);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3574
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3575 for (int i = 0; i < nargin; i++)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3576 {
6133 e0065af38cf4 [project @ 2006-11-02 03:33:50 by jwe] jwe parents: 5991 diff changeset	3577 dims(i) = args(i).is_empty () ? 0 : args(i).idx_type_value ();
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3578
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3579 if (error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3580 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3581 error ("%s: expecting scalar integer arguments", fcn);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3582 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3583 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3584 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3585 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3586 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3587 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3588
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3589 if (! error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3590 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3591 dims.chop_trailing_singletons ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3592
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3593 check_dimensions (dims, fcn);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3594
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3595 // Note that automatic narrowing will handle conversion from
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3596 // NDArray to scalar.
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3597
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3598 if (! error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3599 retval = boolNDArray (dims, val);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3600 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3601
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3602 return retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3603 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3604
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	3605 DEFUN (ones, args, ,
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3606 "-- texinfo --\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3607 @deftypefn {Built-in Function} {} ones (@var{x})\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3608 @deftypefnx {Built-in Function} {} ones (@var{n}, @var{m})\n\
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	3609 @deftypefnx {Built-in Function} {} ones (@var{n}, @var{m}, @var{k}, @dots{})\n\
7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	3610 @deftypefnx {Built-in Function} {} ones (@dots{}, @var{class})\n\
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3611 Return a matrix or N-dimensional array whose elements are all 1.\n\
9428 b317debeb828 data.cc (Fones, Fzeros, Ftrue, Ffalse): update docstring John W. Eaton <jwe@octave.org> parents: 9351 diff changeset	3612 If invoked with a single scalar integer argument, return a square\n\
b317debeb828 data.cc (Fones, Fzeros, Ftrue, Ffalse): update docstring John W. Eaton <jwe@octave.org> parents: 9351 diff changeset	3613 matrix of the specified size. If invoked with two or more scalar\n\
b317debeb828 data.cc (Fones, Fzeros, Ftrue, Ffalse): update docstring John W. Eaton <jwe@octave.org> parents: 9351 diff changeset	3614 integer arguments, or a vector of integer values, return an array with\n\
b317debeb828 data.cc (Fones, Fzeros, Ftrue, Ffalse): update docstring John W. Eaton <jwe@octave.org> parents: 9351 diff changeset	3615 given dimensions.\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3616 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3617 If you need to create a matrix whose values are all the same, you should\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3618 use an expression like\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3619 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3620 @example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3621 val_matrix = val * ones (n, m)\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3622 @end example\n\
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3623 \n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3624 The optional argument @var{class}, allows @code{ones} to return an array of\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3625 the specified type, for example\n\
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3626 \n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3627 @example\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3628 val = ones (n,m, \"uint8\")\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3629 @end example\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3630 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3631 {
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3632 return fill_matrix (args, 1, "ones");
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3633 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3634
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3635 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3636
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3637 %!assert(ones (3), [1, 1, 1; 1, 1, 1; 1, 1, 1]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3638 %!assert(ones (2, 3), [1, 1, 1; 1, 1, 1]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3639 %!assert(ones (3, 2), [1, 1; 1, 1; 1, 1]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3640 %!assert(size (ones (3, 4, 5)), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3641
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3642 %!assert(ones (3,'single'), single([1, 1, 1; 1, 1, 1; 1, 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3643 %!assert(ones (2, 3,'single'), single([1, 1, 1; 1, 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3644 %!assert(ones (3, 2,'single'), single([1, 1; 1, 1; 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3645 %!assert(size (ones (3, 4, 5, 'single')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3646
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3647 %!assert(ones (3,'int8'), int8([1, 1, 1; 1, 1, 1; 1, 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3648 %!assert(ones (2, 3,'int8'), int8([1, 1, 1; 1, 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3649 %!assert(ones (3, 2,'int8'), int8([1, 1; 1, 1; 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3650 %!assert(size (ones (3, 4, 5, 'int8')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3651
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3652 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3653
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	3654 DEFUN (zeros, args, ,
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3655 "-- texinfo --\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3656 @deftypefn {Built-in Function} {} zeros (@var{x})\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3657 @deftypefnx {Built-in Function} {} zeros (@var{n}, @var{m})\n\
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	3658 @deftypefnx {Built-in Function} {} zeros (@var{n}, @var{m}, @var{k}, @dots{})\n\
7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	3659 @deftypefnx {Built-in Function} {} zeros (@dots{}, @var{class})\n\
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3660 Return a matrix or N-dimensional array whose elements are all 0.\n\
9428 b317debeb828 data.cc (Fones, Fzeros, Ftrue, Ffalse): update docstring John W. Eaton <jwe@octave.org> parents: 9351 diff changeset	3661 The arguments are handled the same as the arguments for @code{ones}.\n\
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3662 \n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3663 The optional argument @var{class}, allows @code{zeros} to return an array of\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3664 the specified type, for example\n\
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3665 \n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3666 @example\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3667 val = zeros (n,m, \"uint8\")\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3668 @end example\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3669 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3670 {
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3671 return fill_matrix (args, 0, "zeros");
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3672 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3673
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3674 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3675
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3676 %!assert(zeros (3), [0, 0, 0; 0, 0, 0; 0, 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3677 %!assert(zeros (2, 3), [0, 0, 0; 0, 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3678 %!assert(zeros (3, 2), [0, 0; 0, 0; 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3679 %!assert(size (zeros (3, 4, 5)), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3680
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3681 %!assert(zeros (3,'single'), single([0, 0, 0; 0, 0, 0; 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3682 %!assert(zeros (2, 3,'single'), single([0, 0, 0; 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3683 %!assert(zeros (3, 2,'single'), single([0, 0; 0, 0; 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3684 %!assert(size (zeros (3, 4, 5, 'single')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3685
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3686 %!assert(zeros (3,'int8'), int8([0, 0, 0; 0, 0, 0; 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3687 %!assert(zeros (2, 3,'int8'), int8([0, 0, 0; 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3688 %!assert(zeros (3, 2,'int8'), int8([0, 0; 0, 0; 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3689 %!assert(size (zeros (3, 4, 5, 'int8')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3690
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3691 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3692
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3693 DEFUN (Inf, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3694 "-- texinfo --\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3695 @deftypefn {Built-in Function} {} Inf\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3696 @deftypefnx {Built-in Function} {} Inf (@var{n})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3697 @deftypefnx {Built-in Function} {} Inf (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3698 @deftypefnx {Built-in Function} {} Inf (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3699 @deftypefnx {Built-in Function} {} Inf (@dots{}, @var{class})\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3700 Return a scalar, matrix or N-dimensional array whose elements are all equal\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3701 to the IEEE representation for positive infinity.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3702 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3703 Infinity is produced when results are too large to be represented using the\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3704 the IEEE floating point format for numbers. Two common examples which\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3705 produce infinity are division by zero and overflow.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3706 @example\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3707 @group\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3708 [1/0 e^800]\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3709 @result{}\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3710 Inf Inf\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3711 @end group\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3712 @end example\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3713 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3714 When called with no arguments, return a scalar with the value @samp{Inf}.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3715 When called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3716 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3717 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3718 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3719 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3720 either \"double\" or \"single\".\n\
9308 f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	3721 @seealso{isinf}\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3722 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3723 {
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3724 return fill_matrix (args, lo_ieee_inf_value (),
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3725 lo_ieee_float_inf_value (), "Inf");
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3726 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3727
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3728 DEFALIAS (inf, Inf);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3729
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3730 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3731
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3732 %!assert(inf (3), [Inf, Inf, Inf; Inf, Inf, Inf; Inf, Inf, Inf]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3733 %!assert(inf (2, 3), [Inf, Inf, Inf; Inf, Inf, Inf]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3734 %!assert(inf (3, 2), [Inf, Inf; Inf, Inf; Inf, Inf]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3735 %!assert(size (inf (3, 4, 5)), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3736
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3737 %!assert(inf (3,'single'), single([Inf, Inf, Inf; Inf, Inf, Inf; Inf, Inf, Inf]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3738 %!assert(inf (2, 3,'single'), single([Inf, Inf, Inf; Inf, Inf, Inf]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3739 %!assert(inf (3, 2,'single'), single([Inf, Inf; Inf, Inf; Inf, Inf]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3740 %!assert(size (inf (3, 4, 5, 'single')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3741
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3742 %!error(inf (3,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3743 %!error(inf (2, 3,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3744 %!error(inf (3, 2,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3745 %!error(inf (3, 4, 5, 'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3746
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3747 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3748
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3749 DEFUN (NaN, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3750 "-- texinfo --\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3751 @deftypefn {Built-in Function} {} NaN\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3752 @deftypefnx {Built-in Function} {} NaN (@var{n})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3753 @deftypefnx {Built-in Function} {} NaN (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3754 @deftypefnx {Built-in Function} {} NaN (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3755 @deftypefnx {Built-in Function} {} NaN (@dots{}, @var{class})\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3756 Return a scalar, matrix, or N-dimensional array whose elements are all equal\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3757 to the IEEE symbol NaN (Not a Number).\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3758 NaN is the result of operations which do not produce a well defined numerical\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3759 result. Common operations which produce a NaN are arithmetic with infinity\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3760 @tex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3761 ($\\infty - \\infty$), zero divided by zero ($0/0$),\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3762 @end tex\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	3763 @ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3764 (Inf - Inf), zero divided by zero (0/0),\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	3765 @end ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3766 and any operation involving another NaN value (5 + NaN).\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3767 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3768 Note that NaN always compares not equal to NaN (NaN != NaN). This behavior\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3769 is specified by the IEEE standard for floating point arithmetic. To\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3770 find NaN values, use the @code{isnan} function.\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3771 \n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3772 When called with no arguments, return a scalar with the value @samp{NaN}.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3773 When called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3774 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3775 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3776 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3777 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3778 either \"double\" or \"single\".\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3779 @seealso{isnan}\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3780 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3781 {
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3782 return fill_matrix (args, lo_ieee_nan_value (),
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3783 lo_ieee_float_nan_value (), "NaN");
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3784 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3785
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3786 DEFALIAS (nan, NaN);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3787
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3788 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3789 %!assert(NaN (3), [NaN, NaN, NaN; NaN, NaN, NaN; NaN, NaN, NaN]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3790 %!assert(NaN (2, 3), [NaN, NaN, NaN; NaN, NaN, NaN]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3791 %!assert(NaN (3, 2), [NaN, NaN; NaN, NaN; NaN, NaN]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3792 %!assert(size (NaN (3, 4, 5)), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3793
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3794 %!assert(NaN (3,'single'), single([NaN, NaN, NaN; NaN, NaN, NaN; NaN, NaN, NaN]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3795 %!assert(NaN (2, 3,'single'), single([NaN, NaN, NaN; NaN, NaN, NaN]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3796 %!assert(NaN (3, 2,'single'), single([NaN, NaN; NaN, NaN; NaN, NaN]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3797 %!assert(size (NaN (3, 4, 5, 'single')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3798
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3799 %!error(NaN (3,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3800 %!error(NaN (2, 3,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3801 %!error(NaN (3, 2,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3802 %!error(NaN (3, 4, 5, 'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3803
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3804 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3805
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3806 DEFUN (e, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3807 "-- texinfo --\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3808 @deftypefn {Built-in Function} {} e\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3809 @deftypefnx {Built-in Function} {} e (@var{n})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3810 @deftypefnx {Built-in Function} {} e (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3811 @deftypefnx {Built-in Function} {} e (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3812 @deftypefnx {Built-in Function} {} e (@dots{}, @var{class})\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3813 Return a scalar, matrix, or N-dimensional array whose elements are all equal\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3814 to the base of natural logarithms. The constant\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3815 @tex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3816 $e$ satisfies the equation $\\log (e) = 1$.\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3817 @end tex\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	3818 @ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3819 @samp{e} satisfies the equation @code{log} (e) = 1.\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	3820 @end ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3821 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3822 When called with no arguments, return a scalar with the value @math{e}. When\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3823 called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3824 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3825 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3826 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3827 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3828 either \"double\" or \"single\".\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3829 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3830 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3831 #if defined (M_E)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3832 double e_val = M_E;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3833 #else
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3834 double e_val = exp (1.0);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3835 #endif
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3836
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3837 return fill_matrix (args, e_val, "e");
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3838 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3839
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3840 DEFUN (eps, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3841 "-- texinfo --\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3842 @deftypefn {Built-in Function} {} eps\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3843 @deftypefnx {Built-in Function} {} eps (@var{x})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3844 @deftypefnx {Built-in Function} {} eps (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3845 @deftypefnx {Built-in Function} {} eps (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3846 @deftypefnx {Built-in Function} {} eps (@dots{}, @var{class})\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3847 Return a scalar, matrix or N-dimensional array whose elements are all eps,\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3848 the machine precision. More precisely, @code{eps} is the relative spacing\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3849 between any two adjacent numbers in the machine's floating point system.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3850 This number is obviously system dependent. On machines that support IEEE\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3851 floating point arithmetic, @code{eps} is approximately\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3852 @tex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3853 $2.2204\\times10^{-16}$ for double precision and $1.1921\\times10^{-7}$\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3854 @end tex\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	3855 @ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3856 2.2204e-16 for double precision and 1.1921e-07\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	3857 @end ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3858 for single precision.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3859 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3860 When called with no arguments, return a scalar with the value\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3861 @code{eps(1.0)}.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3862 Given a single argument @var{x}, return the distance between @var{x} and\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3863 the next largest value.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3864 When called with more than one argument the first two arguments are taken as\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3865 the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3866 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3867 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3868 either \"double\" or \"single\".\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3869 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3870 {
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3871 int nargin = args.length ();
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3872 octave_value retval;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3873
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3874 if (nargin == 1 && ! args(0).is_string ())
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3875 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3876 if (args(0).is_single_type ())
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3877 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3878 float val = args(0).float_value ();
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3879
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3880 if (! error_state)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3881 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3882 val = ::fabsf(val);
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3883 if (xisnan (val) \|\| xisinf (val))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3884 retval = fill_matrix (octave_value ("single"),
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3885 lo_ieee_nan_value (),
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3886 lo_ieee_float_nan_value (), "eps");
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3887 else if (val < FLT_MIN)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3888 retval = fill_matrix (octave_value ("single"), 0e0,
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3889 powf (2.0, -149e0), "eps");
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3890 else
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3891 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3892 int expon;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3893 frexpf (val, &expon);
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3894 val = std::pow (static_cast <float> (2.0),
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3895 static_cast <float> (expon - 24));
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3896 retval = fill_matrix (octave_value ("single"), DBL_EPSILON,
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3897 val, "eps");
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3898 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3899 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3900 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3901 else
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3902 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3903 double val = args(0).double_value ();
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3904
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3905 if (! error_state)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3906 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3907 val = ::fabs(val);
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3908 if (xisnan (val) \|\| xisinf (val))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3909 retval = fill_matrix (octave_value_list (),
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3910 lo_ieee_nan_value (),
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3911 lo_ieee_float_nan_value (), "eps");
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3912 else if (val < DBL_MIN)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3913 retval = fill_matrix (octave_value_list (),
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3914 pow (2.0, -1074e0), 0e0, "eps");
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3915 else
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3916 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3917 int expon;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3918 frexp (val, &expon);
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3919 val = std::pow (static_cast <double> (2.0),
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3920 static_cast <double> (expon - 53));
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3921 retval = fill_matrix (octave_value_list (), val,
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3922 FLT_EPSILON, "eps");
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3923 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3924 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3925 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3926 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3927 else
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3928 retval = fill_matrix (args, DBL_EPSILON, FLT_EPSILON, "eps");
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3929
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3930 return retval;
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3931 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3932
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3933 /*
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3934
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3935 %!assert(eps(1/2),2^(-53))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3936 %!assert(eps(1),2^(-52))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3937 %!assert(eps(2),2^(-51))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3938 %!assert(eps(realmax),2^971)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3939 %!assert(eps(0),2^(-1074))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3940 %!assert(eps(realmin/2),2^(-1074))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3941 %!assert(eps(realmin/16),2^(-1074))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3942 %!assert(eps(Inf),NaN)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3943 %!assert(eps(NaN),NaN)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3944 %!assert(eps(single(1/2)),single(2^(-24)))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3945 %!assert(eps(single(1)),single(2^(-23)))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3946 %!assert(eps(single(2)),single(2^(-22)))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3947 %!assert(eps(realmax('single')),single(2^104))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3948 %!assert(eps(single(0)),single(2^(-149)))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3949 %!assert(eps(realmin('single')/2),single(2^(-149)))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3950 %!assert(eps(realmin('single')/16),single(2^(-149)))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3951 %!assert(eps(single(Inf)),single(NaN))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3952 %!assert(eps(single(NaN)),single(NaN))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3953
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3954 */
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3955
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3956
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3957 DEFUN (pi, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3958 "-- texinfo --\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3959 @deftypefn {Built-in Function} {} pi\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3960 @deftypefnx {Built-in Function} {} pi (@var{n})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3961 @deftypefnx {Built-in Function} {} pi (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3962 @deftypefnx {Built-in Function} {} pi (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3963 @deftypefnx {Built-in Function} {} pi (@dots{}, @var{class})\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3964 Return a scalar, matrix, or N-dimensional array whose elements are all equal\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3965 to the ratio of the circumference of a circle to its\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3966 @tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3967 diameter($\\pi$).\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3968 @end tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3969 @ifnottex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3970 diameter.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3971 @end ifnottex\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3972 Internally, @code{pi} is computed as @samp{4.0 * atan (1.0)}.\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3973 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3974 When called with no arguments, return a scalar with the value of\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3975 @tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3976 $\\pi$.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3977 @end tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3978 @ifnottex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3979 pi.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3980 @end ifnottex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3981 When called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3982 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3983 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3984 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3985 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3986 either \"double\" or \"single\".\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3987 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3988 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3989 #if defined (M_PI)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3990 double pi_val = M_PI;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3991 #else
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3992 double pi_val = 4.0 * atan (1.0);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3993 #endif
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3994
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3995 return fill_matrix (args, pi_val, "pi");
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3996 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3997
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3998 DEFUN (realmax, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3999 "-- texinfo --\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4000 @deftypefn {Built-in Function} {} realmax\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4001 @deftypefnx {Built-in Function} {} realmax (@var{n})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4002 @deftypefnx {Built-in Function} {} realmax (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4003 @deftypefnx {Built-in Function} {} realmax (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4004 @deftypefnx {Built-in Function} {} realmax (@dots{}, @var{class})\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4005 Return a scalar, matrix or N-dimensional array whose elements are all equal\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4006 to the largest floating point number that is representable. The actual\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4007 value is system dependent. On machines that support IEEE\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4008 floating point arithmetic, @code{realmax} is approximately\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4009 @tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4010 $1.7977\\times10^{308}$ for double precision and $3.4028\\times10^{38}$\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4011 @end tex\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4012 @ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4013 1.7977e+308 for double precision and 3.4028e+38\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4014 @end ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4015 for single precision.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4016 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4017 When called with no arguments, return a scalar with the value\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4018 @code{realmax(\"double\")}.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4019 When called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4020 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4021 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4022 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4023 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4024 either \"double\" or \"single\".\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4025 @seealso{realmin, intmax, bitmax}\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4026 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4027 {
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4028 return fill_matrix (args, DBL_MAX, FLT_MAX, "realmax");
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4029 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4030
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4031 DEFUN (realmin, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4032 "-- texinfo --\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4033 @deftypefn {Built-in Function} {} realmin\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4034 @deftypefnx {Built-in Function} {} realmin (@var{n})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4035 @deftypefnx {Built-in Function} {} realmin (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4036 @deftypefnx {Built-in Function} {} realmin (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4037 @deftypefnx {Built-in Function} {} realmin (@dots{}, @var{class})\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4038 Return a scalar, matrix or N-dimensional array whose elements are all equal\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4039 to the smallest normalized floating point number that is representable.\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4040 The actual value is system dependent. On machines that support\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4041 IEEE floating point arithmetic, @code{realmin} is approximately\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4042 @tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4043 $2.2251\\times10^{-308}$ for double precision and $1.1755\\times10^{-38}$\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4044 @end tex\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4045 @ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4046 2.2251e-308 for double precision and 1.1755e-38\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4047 @end ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4048 for single precision.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4049 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4050 When called with no arguments, return a scalar with the value\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4051 @code{realmin(\"double\")}.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4052 When called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4053 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4054 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4055 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4056 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4057 either \"double\" or \"single\".\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4058 @seealso{realmax, intmin}\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4059 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4060 {
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4061 return fill_matrix (args, DBL_MIN, FLT_MIN, "realmin");
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4062 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4063
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4064 DEFUN (I, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4065 "-- texinfo --\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4066 @deftypefn {Built-in Function} {} I\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4067 @deftypefnx {Built-in Function} {} I (@var{n})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4068 @deftypefnx {Built-in Function} {} I (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4069 @deftypefnx {Built-in Function} {} I (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4070 @deftypefnx {Built-in Function} {} I (@dots{}, @var{class})\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4071 Return a scalar, matrix, or N-dimensional array whose elements are all equal\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4072 to the pure imaginary unit, defined as\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4073 @tex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4074 $\\sqrt{-1}$.\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4075 @end tex\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4076 @ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4077 @code{sqrt (-1)}.\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4078 @end ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4079 I, and its equivalents i, J, and j, are functions so any of the names may\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4080 be reused for other purposes (such as i for a counter variable).\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4081 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4082 When called with no arguments, return a scalar with the value @math{i}. When\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4083 called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4084 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4085 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4086 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4087 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4088 either \"double\" or \"single\".\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4089 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4090 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4091 return fill_matrix (args, Complex (0.0, 1.0), "I");
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4092 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4093
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4094 DEFALIAS (i, I);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4095 DEFALIAS (J, I);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4096 DEFALIAS (j, I);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4097
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4098 DEFUN (NA, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4099 "-- texinfo --\n\
9308 f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4100 @deftypefn {Built-in Function} {} NA\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4101 @deftypefnx {Built-in Function} {} NA (@var{n})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4102 @deftypefnx {Built-in Function} {} NA (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4103 @deftypefnx {Built-in Function} {} NA (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4104 @deftypefnx {Built-in Function} {} NA (@dots{}, @var{class})\n\
9308 f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4105 Return a scalar, matrix, or N-dimensional array whose elements are all equal\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4106 to the special constant used to designate missing values.\n\
9308 f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4107 \n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4108 Note that NA always compares not equal to NA (NA != NA).\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4109 To find NA values, use the @code{isna} function.\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4110 \n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4111 When called with no arguments, return a scalar with the value @samp{NA}.\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4112 When called with a single argument, return a square matrix with the dimension\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4113 specified. When called with more than one scalar argument the first two\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4114 arguments are taken as the number of rows and columns and any further\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4115 arguments specify additional matrix dimensions.\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4116 The optional argument @var{class} specifies the return type and may be\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4117 either \"double\" or \"single\".\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4118 @seealso{isna}\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4119 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4120 {
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4121 return fill_matrix (args, lo_ieee_na_value (),
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4122 lo_ieee_float_na_value (), "NA");
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4123 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4124
7991 139f47cf17ab Change NA value to support single to double precision conversion David Bateman <dbateman@free.fr> parents: 7919 diff changeset	4125 /*
139f47cf17ab Change NA value to support single to double precision conversion David Bateman <dbateman@free.fr> parents: 7919 diff changeset	4126
139f47cf17ab Change NA value to support single to double precision conversion David Bateman <dbateman@free.fr> parents: 7919 diff changeset	4127 %!assert(single(NA('double')),NA('single'))
139f47cf17ab Change NA value to support single to double precision conversion David Bateman <dbateman@free.fr> parents: 7919 diff changeset	4128 %!assert(double(NA('single')),NA('double'))
139f47cf17ab Change NA value to support single to double precision conversion David Bateman <dbateman@free.fr> parents: 7919 diff changeset	4129
139f47cf17ab Change NA value to support single to double precision conversion David Bateman <dbateman@free.fr> parents: 7919 diff changeset	4130 */
139f47cf17ab Change NA value to support single to double precision conversion David Bateman <dbateman@free.fr> parents: 7919 diff changeset	4131
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4132 DEFUN (false, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4133 "-- texinfo --\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4134 @deftypefn {Built-in Function} {} false (@var{x})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4135 @deftypefnx {Built-in Function} {} false (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4136 @deftypefnx {Built-in Function} {} false (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4137 Return a matrix or N-dimensional array whose elements are all logical 0.\n\
9428 b317debeb828 data.cc (Fones, Fzeros, Ftrue, Ffalse): update docstring John W. Eaton <jwe@octave.org> parents: 9351 diff changeset	4138 The arguments are handled the same as the arguments for @code{ones}.\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4139 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4140 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4141 return fill_matrix (args, false, "false");
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4142 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4143
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4144 DEFUN (true, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4145 "-- texinfo --\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4146 @deftypefn {Built-in Function} {} true (@var{x})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4147 @deftypefnx {Built-in Function} {} true (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4148 @deftypefnx {Built-in Function} {} true (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4149 Return a matrix or N-dimensional array whose elements are all logical 1.\n\
9428 b317debeb828 data.cc (Fones, Fzeros, Ftrue, Ffalse): update docstring John W. Eaton <jwe@octave.org> parents: 9351 diff changeset	4150 The arguments are handled the same as the arguments for @code{ones}.\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4151 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4152 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4153 return fill_matrix (args, true, "true");
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4154 }
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4155
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4156 template <class MT>
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4157 octave_value
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4158 identity_matrix (int nr, int nc)
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4159 {
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4160 octave_value retval;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4161
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4162 typename octave_array_type_traits<MT>::element_type one (1);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4163
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4164 if (nr == 1 && nc == 1)
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4165 retval = one;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4166 else
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4167 {
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4168 dim_vector dims (nr, nc);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4169
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4170 typename octave_array_type_traits<MT>::element_type zero (0);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4171
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4172 MT m (dims, zero);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4173
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4174 if (nr > 0 && nc > 0)
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4175 {
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4176 int n = std::min (nr, nc);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4177
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4178 for (int i = 0; i < n; i++)
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4179 m(i,i) = one;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4180 }
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4181
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4182 retval = m;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4183 }
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4184
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4185 return retval;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4186 }
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4187
5058 11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4188 #define INSTANTIATE_EYE(T) \
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4189 template octave_value identity_matrix<T> (int, int)
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4190
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4191 INSTANTIATE_EYE (int8NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4192 INSTANTIATE_EYE (uint8NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4193 INSTANTIATE_EYE (int16NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4194 INSTANTIATE_EYE (uint16NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4195 INSTANTIATE_EYE (int32NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4196 INSTANTIATE_EYE (uint32NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4197 INSTANTIATE_EYE (int64NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4198 INSTANTIATE_EYE (uint64NDArray);
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4199 INSTANTIATE_EYE (FloatNDArray);
5058 11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4200 INSTANTIATE_EYE (NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4201 INSTANTIATE_EYE (boolNDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4202
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4203 static octave_value
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4204 identity_matrix (int nr, int nc, oct_data_conv::data_type dt)
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4205 {
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4206 octave_value retval;
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4207
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5747 diff changeset	4208 // FIXME -- perhaps this should be made extensible by using
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4209 // the class name to lookup a function to call to create the new
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4210 // value.
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4211
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4212 if (! error_state)
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4213 {
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4214 switch (dt)
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4215 {
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4216 case oct_data_conv::dt_int8:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4217 retval = identity_matrix<int8NDArray> (nr, nc);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4218 break;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4219
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4220 case oct_data_conv::dt_uint8:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4221 retval = identity_matrix<uint8NDArray> (nr, nc);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4222 break;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4223
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4224 case oct_data_conv::dt_int16:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4225 retval = identity_matrix<int16NDArray> (nr, nc);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4226 break;
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4227
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4228 case oct_data_conv::dt_uint16:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4229 retval = identity_matrix<uint16NDArray> (nr, nc);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4230 break;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4231
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4232 case oct_data_conv::dt_int32:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4233 retval = identity_matrix<int32NDArray> (nr, nc);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4234 break;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4235
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4236 case oct_data_conv::dt_uint32:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4237 retval = identity_matrix<uint32NDArray> (nr, nc);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4238 break;
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4239
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4240 case oct_data_conv::dt_int64:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4241 retval = identity_matrix<int64NDArray> (nr, nc);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4242 break;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4243
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4244 case oct_data_conv::dt_uint64:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4245 retval = identity_matrix<uint64NDArray> (nr, nc);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4246 break;
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4247
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4248 case oct_data_conv::dt_single:
8366 8b1a2555c4e2 implement diagonal matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8347 diff changeset	4249 retval = FloatDiagMatrix (nr, nc, 1.0f);
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4250 break;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4251
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4252 case oct_data_conv::dt_double:
8366 8b1a2555c4e2 implement diagonal matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8347 diff changeset	4253 retval = DiagMatrix (nr, nc, 1.0);
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4254 break;
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4255
4986 fac558699d0f [project @ 2004-09-10 15:57:13 by jwe] jwe parents: 4948 diff changeset	4256 case oct_data_conv::dt_logical:
fac558699d0f [project @ 2004-09-10 15:57:13 by jwe] jwe parents: 4948 diff changeset	4257 retval = identity_matrix<boolNDArray> (nr, nc);
fac558699d0f [project @ 2004-09-10 15:57:13 by jwe] jwe parents: 4948 diff changeset	4258 break;
fac558699d0f [project @ 2004-09-10 15:57:13 by jwe] jwe parents: 4948 diff changeset	4259
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4260 default:
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4261 error ("eye: invalid class name");
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4262 break;
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4263 }
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4264 }
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4265
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4266 return retval;
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4267 }
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4268
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4269 #undef INT_EYE_MATRIX
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4270
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	4271 DEFUN (eye, args, ,
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4272 "-- texinfo --\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4273 @deftypefn {Built-in Function} {} eye (@var{x})\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4274 @deftypefnx {Built-in Function} {} eye (@var{n}, @var{m})\n\
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4275 @deftypefnx {Built-in Function} {} eye (@dots{}, @var{class})\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4276 Return an identity matrix. If invoked with a single scalar argument,\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4277 @code{eye} returns a square matrix with the dimension specified. If you\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4278 supply two scalar arguments, @code{eye} takes them to be the number of\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4279 rows and columns. If given a vector with two elements, @code{eye} uses\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4280 the values of the elements as the number of rows and columns,\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4281 respectively. For example,\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4282 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4283 @example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4284 @group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4285 eye (3)\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4286 @result{} 1 0 0\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4287 0 1 0\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4288 0 0 1\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4289 @end group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4290 @end example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4291 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4292 The following expressions all produce the same result:\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4293 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4294 @example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4295 @group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4296 eye (2)\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4297 @equiv{}\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4298 eye (2, 2)\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4299 @equiv{}\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4300 eye (size ([1, 2; 3, 4])\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4301 @end group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4302 @end example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4303 \n\
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4304 The optional argument @var{class}, allows @code{eye} to return an array of\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4305 the specified type, like\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4306 \n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4307 @example\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4308 val = zeros (n,m, \"uint8\")\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4309 @end example\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4310 \n\
6556 8810bbf321ce [project @ 2007-04-20 18:39:40 by jwe] jwe parents: 6518 diff changeset	4311 Calling @code{eye} with no arguments is equivalent to calling it\n\
8810bbf321ce [project @ 2007-04-20 18:39:40 by jwe] jwe parents: 6518 diff changeset	4312 with an argument of 1. This odd definition is for compatibility\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	4313 with @sc{matlab}.\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4314 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4315 {
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4316 octave_value retval;
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4317
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4318 int nargin = args.length ();
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4319
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4320 oct_data_conv::data_type dt = oct_data_conv::dt_double;
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4321
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4322 // Check for type information.
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4323
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4324 if (nargin > 0 && args(nargin-1).is_string ())
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4325 {
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4326 std::string nm = args(nargin-1).string_value ();
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4327 nargin--;
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4328
7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4329 dt = oct_data_conv::string_to_data_type (nm);
7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4330
7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4331 if (error_state)
7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4332 return retval;
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4333 }
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4334
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4335 switch (nargin)
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4336 {
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	4337 case 0:
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4338 retval = identity_matrix (1, 1, dt);
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	4339 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 767 diff changeset	4340
610 14b2a186a5c0 [project @ 1994-08-14 00:55:49 by jwe] jwe parents: 597 diff changeset	4341 case 1:
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4342 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5164 diff changeset	4343 octave_idx_type nr, nc;
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4344 get_dimensions (args(0), "eye", nr, nc);
87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4345
87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4346 if (! error_state)
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4347 retval = identity_matrix (nr, nc, dt);
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4348 }
610 14b2a186a5c0 [project @ 1994-08-14 00:55:49 by jwe] jwe parents: 597 diff changeset	4349 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 767 diff changeset	4350
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4351 case 2:
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4352 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5164 diff changeset	4353 octave_idx_type nr, nc;
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4354 get_dimensions (args(0), args(1), "eye", nr, nc);
87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4355
87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4356 if (! error_state)
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4357 retval = identity_matrix (nr, nc, dt);
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4358 }
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4359 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 767 diff changeset	4360
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4361 default:
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	4362 print_usage ();
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4363 break;
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4364 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4365
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4366 return retval;
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4367 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4368
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4369
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4370 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4371
8459 d17874a6f161 improve indexing of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8458 diff changeset	4372 %!assert (full (eye(3)), [1, 0, 0; 0, 1, 0; 0, 0, 1]);
d17874a6f161 improve indexing of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8458 diff changeset	4373 %!assert (full (eye(2, 3)), [1, 0, 0; 0, 1, 0]);
d17874a6f161 improve indexing of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8458 diff changeset	4374
d17874a6f161 improve indexing of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8458 diff changeset	4375 %!assert (full (eye(3,'single')), single([1, 0, 0; 0, 1, 0; 0, 0, 1]));
d17874a6f161 improve indexing of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8458 diff changeset	4376 %!assert (full (eye(2, 3,'single')), single([1, 0, 0; 0, 1, 0]));
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4377
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4378 %!assert (eye(3,'int8'), int8([1, 0, 0; 0, 1, 0; 0, 0, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4379 %!assert (eye(2, 3,'int8'), int8([1, 0, 0; 0, 1, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4380
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4381 %!error <Invalid call to eye.*> eye (1, 2, 3);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4382
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4383 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4384
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	4385 DEFUN (linspace, args, ,
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4386 "-- texinfo --\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4387 @deftypefn {Built-in Function} {} linspace (@var{base}, @var{limit}, @var{n})\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4388 Return a row vector with @var{n} linearly spaced elements between\n\
6630 0fcc8d65b571 [project @ 2007-05-16 15:32:09 by jwe] jwe parents: 6561 diff changeset	4389 @var{base} and @var{limit}. If the number of elements is greater than one,\n\
0fcc8d65b571 [project @ 2007-05-16 15:32:09 by jwe] jwe parents: 6561 diff changeset	4390 then the @var{base} and @var{limit} are always included in\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4391 the range. If @var{base} is greater than @var{limit}, the elements are\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4392 stored in decreasing order. If the number of points is not specified, a\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4393 value of 100 is used.\n\
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4394 \n\
4455 abbf63293766 [project @ 2003-07-11 01:01:16 by jwe] jwe parents: 4358 diff changeset	4395 The @code{linspace} function always returns a row vector.\n\
6630 0fcc8d65b571 [project @ 2007-05-16 15:32:09 by jwe] jwe parents: 6561 diff changeset	4396 \n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	4397 For compatibility with @sc{matlab}, return the second argument if\n\
6630 0fcc8d65b571 [project @ 2007-05-16 15:32:09 by jwe] jwe parents: 6561 diff changeset	4398 fewer than two values are requested.\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4399 @end deftypefn")
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4400 {
3418 ca92c9d3f882 [project @ 2000-01-12 03:07:47 by jwe] jwe parents: 3373 diff changeset	4401 octave_value retval;
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4402
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4403 int nargin = args.length ();
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4404
6133 e0065af38cf4 [project @ 2006-11-02 03:33:50 by jwe] jwe parents: 5991 diff changeset	4405 octave_idx_type npoints = 100;
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4406
1940 1b193e313c56 [project @ 1996-02-13 16:28:47 by jwe] jwe parents: 1884 diff changeset	4407 if (nargin != 2 && nargin != 3)
1b193e313c56 [project @ 1996-02-13 16:28:47 by jwe] jwe parents: 1884 diff changeset	4408 {
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	4409 print_usage ();
1940 1b193e313c56 [project @ 1996-02-13 16:28:47 by jwe] jwe parents: 1884 diff changeset	4410 return retval;
1b193e313c56 [project @ 1996-02-13 16:28:47 by jwe] jwe parents: 1884 diff changeset	4411 }
1b193e313c56 [project @ 1996-02-13 16:28:47 by jwe] jwe parents: 1884 diff changeset	4412
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4413 if (nargin == 3)
6133 e0065af38cf4 [project @ 2006-11-02 03:33:50 by jwe] jwe parents: 5991 diff changeset	4414 npoints = args(2).idx_type_value ();
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4415
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4416 if (! error_state)
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4417 {
3322 8c6b4de3bdc8 [project @ 1999-10-26 21:33:27 by jwe] jwe parents: 3321 diff changeset	4418 octave_value arg_1 = args(0);
8c6b4de3bdc8 [project @ 1999-10-26 21:33:27 by jwe] jwe parents: 3321 diff changeset	4419 octave_value arg_2 = args(1);
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4420
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4421 if (arg_1.is_single_type () \|\| arg_2.is_single_type ())
3322 8c6b4de3bdc8 [project @ 1999-10-26 21:33:27 by jwe] jwe parents: 3321 diff changeset	4422 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4423 if (arg_1.is_complex_type () \|\| arg_2.is_complex_type ())
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4424 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4425 FloatComplex x1 = arg_1.float_complex_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4426 FloatComplex x2 = arg_2.float_complex_value ();
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4427
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4428 if (! error_state)
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4429 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4430 FloatComplexRowVector rv = linspace (x1, x2, npoints);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4431
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4432 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4433 retval = rv;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4434 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4435 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4436 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4437 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4438 float x1 = arg_1.float_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4439 float x2 = arg_2.float_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4440
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4441 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4442 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4443 FloatRowVector rv = linspace (x1, x2, npoints);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4444
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4445 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4446 retval = rv;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4447 }
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4448 }
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4449 }
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4450 else
3322 8c6b4de3bdc8 [project @ 1999-10-26 21:33:27 by jwe] jwe parents: 3321 diff changeset	4451 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4452 if (arg_1.is_complex_type () \|\| arg_2.is_complex_type ())
3322 8c6b4de3bdc8 [project @ 1999-10-26 21:33:27 by jwe] jwe parents: 3321 diff changeset	4453 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4454 Complex x1 = arg_1.complex_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4455 Complex x2 = arg_2.complex_value ();
3322 8c6b4de3bdc8 [project @ 1999-10-26 21:33:27 by jwe] jwe parents: 3321 diff changeset	4456
8c6b4de3bdc8 [project @ 1999-10-26 21:33:27 by jwe] jwe parents: 3321 diff changeset	4457 if (! error_state)
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4458 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4459 ComplexRowVector rv = linspace (x1, x2, npoints);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4460
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4461 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4462 retval = rv;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4463 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4464 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4465 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4466 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4467 double x1 = arg_1.double_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4468 double x2 = arg_2.double_value ();
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4469
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4470 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4471 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4472 RowVector rv = linspace (x1, x2, npoints);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4473
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4474 if (! error_state)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4475 retval = rv;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4476 }
3322 8c6b4de3bdc8 [project @ 1999-10-26 21:33:27 by jwe] jwe parents: 3321 diff changeset	4477 }
8c6b4de3bdc8 [project @ 1999-10-26 21:33:27 by jwe] jwe parents: 3321 diff changeset	4478 }
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4479 }
4732 b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4685 diff changeset	4480 else
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4685 diff changeset	4481 error ("linspace: expecting third argument to be an integer");
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4482
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4483 return retval;
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4484 }
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4485
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4486
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4487 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4488
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4489 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4490 %! x1 = linspace (1, 2);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4491 %! x2 = linspace (1, 2, 10);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4492 %! x3 = linspace (1, -2, 10);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4493 %! assert((size (x1) == [1, 100] && x1(1) == 1 && x1(100) == 2
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4494 %! && size (x2) == [1, 10] && x2(1) == 1 && x2(10) == 2
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4495 %! && size (x3) == [1, 10] && x3(1) == 1 && x3(10) == -2));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4496
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4497
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4498 % assert(linspace ([1, 2; 3, 4], 5, 6), linspace (1, 5, 6));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4499
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4500 %!error <Invalid call to linspace.*> linspace ();
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4501 %!error <Invalid call to linspace.*> linspace (1, 2, 3, 4);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4502
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4503 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4504 %! fail("linspace ([1, 2; 3, 4], 5, 6)","warning");
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4505
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4506 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4507
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5747 diff changeset	4508 // FIXME -- should accept dimensions as separate args for N-d
5734 a7d2c47371d2 [project @ 2006-04-04 18:29:13 by jwe] jwe parents: 5731 diff changeset	4509 // arrays as well as 1-d and 2-d arrays.
a7d2c47371d2 [project @ 2006-04-04 18:29:13 by jwe] jwe parents: 5731 diff changeset	4510
5731 c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4511 DEFUN (resize, args, ,
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4512 "-- texinfo --\n\
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4513 @deftypefn {Built-in Function} {} resize (@var{x}, @var{m})\n\
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4514 @deftypefnx {Built-in Function} {} resize (@var{x}, @var{m}, @var{n})\n\
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4515 @deftypefnx {Built-in Function} {} resize (@var{x}, @var{m}, @var{n}, @dots{})\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4516 Resize @var{x} cutting off elements as necessary.\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4517 \n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4518 In the result, element with certain indices is equal to the corresponding\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4519 element of @var{x} if the indices are within the bounds of @var{x};\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4520 otherwise, the element is set to zero.\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4521 \n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4522 In other words, the statement\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4523 \n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4524 @example\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4525 y = resize (x, dv);\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4526 @end example\n\
6174 d3c599afc455 [project @ 2006-11-16 17:52:02 by jwe] jwe parents: 6156 diff changeset	4527 \n\
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4528 @noindent\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4529 is equivalent to the following code:\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4530 \n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4531 @example\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	4532 @group\n\
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4533 y = zeros (dv, class (x));\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4534 sz = min (dv, size (x));\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4535 for i = 1:length (sz), idx@{i@} = 1:sz(i); endfor\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4536 y(idx@{:@}) = x(idx@{:@});\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	4537 @end group\n\
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4538 @end example\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4539 \n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4540 @noindent\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4541 but is performed more efficiently.\n\
6174 d3c599afc455 [project @ 2006-11-16 17:52:02 by jwe] jwe parents: 6156 diff changeset	4542 \n\
d3c599afc455 [project @ 2006-11-16 17:52:02 by jwe] jwe parents: 6156 diff changeset	4543 If only @var{m} is supplied and it is a scalar, the dimension of the\n\
d3c599afc455 [project @ 2006-11-16 17:52:02 by jwe] jwe parents: 6156 diff changeset	4544 result is @var{m}-by-@var{m}. If @var{m} is a vector, then the\n\
d3c599afc455 [project @ 2006-11-16 17:52:02 by jwe] jwe parents: 6156 diff changeset	4545 dimensions of the result are given by the elements of @var{m}.\n\
d3c599afc455 [project @ 2006-11-16 17:52:02 by jwe] jwe parents: 6156 diff changeset	4546 If both @var{m} and @var{n} are scalars, then the dimensions of\n\
d3c599afc455 [project @ 2006-11-16 17:52:02 by jwe] jwe parents: 6156 diff changeset	4547 the result are @var{m}-by-@var{n}.\n\
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4548 \n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4549 An object can be resized to more dimensions than it has;\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4550 in such case the missing dimensions are assumed to be 1.\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4551 Resizing an object to fewer dimensions is not possible.\n\
8433 3292bd1bbaa4 Cross reference between postpad and resize Francesco PotortÃ¬ <pot@gnu.org> parents: 8429 diff changeset	4552 @seealso{reshape, postpad}\n\
5731 c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4553 @end deftypefn")
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4554 {
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4555 octave_value retval;
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4556 int nargin = args.length ();
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4557
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4558 if (nargin == 2)
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4559 {
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4560 Array<double> vec = args(1).vector_value ();
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4561 int ndim = vec.length ();
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4562 if (ndim == 1)
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4563 {
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4564 octave_idx_type m = static_cast<octave_idx_type> (vec(0));
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4565 retval = args(0);
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4566 retval = retval.resize (dim_vector (m, m), true);
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4567 }
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4568 else
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4569 {
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4570 dim_vector dv;
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4571 dv.resize (ndim);
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4572 for (int i = 0; i < ndim; i++)
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4573 dv(i) = static_cast<octave_idx_type> (vec(i));
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4574 retval = args(0);
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4575 retval = retval.resize (dv, true);
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4576 }
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4577 }
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4578 else if (nargin > 2)
5731 c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4579 {
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4580 dim_vector dv;
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4581 dv.resize (nargin - 1);
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4582 for (octave_idx_type i = 1; i < nargin; i++)
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4583 dv(i-1) = static_cast<octave_idx_type> (args(i).scalar_value ());
5731 c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4584 if (!error_state)
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4585 {
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4586 retval = args(0);
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4587 retval = retval.resize (dv, true);
5731 c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4588 }
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4589
5731 c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4590 }
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4591 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	4592 print_usage ();
5731 c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4593 return retval;
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4594 }
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4595
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5747 diff changeset	4596 // FIXME -- should use octave_idx_type for dimensions.
5734 a7d2c47371d2 [project @ 2006-04-04 18:29:13 by jwe] jwe parents: 5731 diff changeset	4597
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4598 DEFUN (reshape, args, ,
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4599 "-- texinfo --\n\
6671 9042b00fc45e [project @ 2007-05-30 06:33:29 by jwe] jwe parents: 6630 diff changeset	4600 @deftypefn {Built-in Function} {} reshape (@var{a}, @var{m}, @var{n}, @dots{})\n\
9041 853f96e8008f Cleanup documentation file matrix.texi Rik <rdrider0-list@yahoo.com> parents: 8972 diff changeset	4601 @deftypefnx {Built-in Function} {} reshape (@var{a}, @var{size})\n\
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4602 Return a matrix with the given dimensions whose elements are taken\n\
6671 9042b00fc45e [project @ 2007-05-30 06:33:29 by jwe] jwe parents: 6630 diff changeset	4603 from the matrix @var{a}. The elements of the matrix are accessed in\n\
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4604 column-major order (like Fortran arrays are stored).\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4605 \n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4606 For example,\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4607 \n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4608 @example\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4609 @group\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4610 reshape ([1, 2, 3, 4], 2, 2)\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4611 @result{} 1 3\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4612 2 4\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4613 @end group\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4614 @end example\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4615 \n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4616 @noindent\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4617 Note that the total number of elements in the original\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4618 matrix must match the total number of elements in the new matrix.\n\
5013 1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4619 \n\
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4620 A single dimension of the return matrix can be unknown and is flagged\n\
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4621 by an empty argument.\n\
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4622 @end deftypefn")
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4623 {
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4624 octave_value retval;
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4625
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4626 int nargin = args.length ();
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4627
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4628 Array<int> new_size;
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4629
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4630 if (nargin == 2)
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4631 new_size = args(1).int_vector_value ();
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4632 else if (nargin > 2)
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4633 {
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4634 new_size.resize (nargin-1);
5013 1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4635 int empty_dim = -1;
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4636
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4637 for (int i = 1; i < nargin; i++)
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4638 {
5013 1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4639 if (args(i).is_empty ())
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4640 if (empty_dim > 0)
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4641 {
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4642 error ("reshape: only a single dimension can be unknown");
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4643 break;
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4644 }
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4645 else
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4646 {
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4647 empty_dim = i;
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4648 new_size(i-1) = 1;
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4649 }
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4650 else
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4651 {
6133 e0065af38cf4 [project @ 2006-11-02 03:33:50 by jwe] jwe parents: 5991 diff changeset	4652 new_size(i-1) = args(i).idx_type_value ();
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4653
5013 1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4654 if (error_state)
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4655 break;
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4656 }
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4657 }
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4658
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4659 if (! error_state && (empty_dim > 0))
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4660 {
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4661 int nel = 1;
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4662 for (int i = 0; i < nargin - 1; i++)
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4663 nel *= new_size(i);
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4664
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4665 if (nel == 0)
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4666 new_size(empty_dim-1) = 0;
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4667 else
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4668 {
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4669 int size_empty_dim = args(0).numel () / nel;
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4670
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4671 if (args(0).numel () != size_empty_dim * nel)
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4672 error ("reshape: size is not divisble by the product of known dimensions (= %d)", nel);
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4673 else
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4674 new_size(empty_dim-1) = size_empty_dim;
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4675 }
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4676 }
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4677 }
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4678 else
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4679 {
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	4680 print_usage ();
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4681 return retval;
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4682 }
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4683
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4684 if (error_state)
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4685 {
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4686 error ("reshape: invalid arguments");
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4687 return retval;
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4688 }
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4689
4739 7bd3748e2735 [project @ 2004-02-05 18:53:18 by jwe] jwe parents: 4732 diff changeset	4690 // Remove trailing singletons in new_size, but leave at least 2
7bd3748e2735 [project @ 2004-02-05 18:53:18 by jwe] jwe parents: 4732 diff changeset	4691 // elements.
7bd3748e2735 [project @ 2004-02-05 18:53:18 by jwe] jwe parents: 4732 diff changeset	4692
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4693 int n = new_size.length ();
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4694
4739 7bd3748e2735 [project @ 2004-02-05 18:53:18 by jwe] jwe parents: 4732 diff changeset	4695 while (n > 2)
7bd3748e2735 [project @ 2004-02-05 18:53:18 by jwe] jwe parents: 4732 diff changeset	4696 {
7bd3748e2735 [project @ 2004-02-05 18:53:18 by jwe] jwe parents: 4732 diff changeset	4697 if (new_size(n-1) == 1)
7bd3748e2735 [project @ 2004-02-05 18:53:18 by jwe] jwe parents: 4732 diff changeset	4698 n--;
7bd3748e2735 [project @ 2004-02-05 18:53:18 by jwe] jwe parents: 4732 diff changeset	4699 else
7bd3748e2735 [project @ 2004-02-05 18:53:18 by jwe] jwe parents: 4732 diff changeset	4700 break;
7bd3748e2735 [project @ 2004-02-05 18:53:18 by jwe] jwe parents: 4732 diff changeset	4701 }
7bd3748e2735 [project @ 2004-02-05 18:53:18 by jwe] jwe parents: 4732 diff changeset	4702
7bd3748e2735 [project @ 2004-02-05 18:53:18 by jwe] jwe parents: 4732 diff changeset	4703 new_size.resize (n);
7bd3748e2735 [project @ 2004-02-05 18:53:18 by jwe] jwe parents: 4732 diff changeset	4704
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4705 if (n < 2)
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4706 {
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4707 error ("reshape: expecting size to be vector with at least 2 elements");
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4708 return retval;
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4709 }
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4710
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4711 dim_vector new_dims;
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4712
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4713 new_dims.resize (n);
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4714
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5164 diff changeset	4715 for (octave_idx_type i = 0; i < n; i++)
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4716 new_dims(i) = new_size(i);
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4717
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4718 octave_value arg = args(0);
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4719
8526 17e0ad741fac reshape: improve error message John W. Eaton <jwe@octave.org> parents: 8517 diff changeset	4720 dim_vector dims = arg.dims ();
17e0ad741fac reshape: improve error message John W. Eaton <jwe@octave.org> parents: 8517 diff changeset	4721
17e0ad741fac reshape: improve error message John W. Eaton <jwe@octave.org> parents: 8517 diff changeset	4722 if (new_dims.numel () == dims.numel ())
17e0ad741fac reshape: improve error message John W. Eaton <jwe@octave.org> parents: 8517 diff changeset	4723 retval = (new_dims == dims) ? arg : arg.reshape (new_dims);
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4724 else
8527 6b074f37e8d7 reshape: improve error message John W. Eaton <jwe@octave.org> parents: 8526 diff changeset	4725 {
6b074f37e8d7 reshape: improve error message John W. Eaton <jwe@octave.org> parents: 8526 diff changeset	4726 std::string dims_str = dims.str ();
6b074f37e8d7 reshape: improve error message John W. Eaton <jwe@octave.org> parents: 8526 diff changeset	4727 std::string new_dims_str = new_dims.str ();
6b074f37e8d7 reshape: improve error message John W. Eaton <jwe@octave.org> parents: 8526 diff changeset	4728
6b074f37e8d7 reshape: improve error message John W. Eaton <jwe@octave.org> parents: 8526 diff changeset	4729 error ("reshape: can't reshape %s array to %s array",
6b074f37e8d7 reshape: improve error message John W. Eaton <jwe@octave.org> parents: 8526 diff changeset	4730 dims_str.c_str (), new_dims_str.c_str ());
6b074f37e8d7 reshape: improve error message John W. Eaton <jwe@octave.org> parents: 8526 diff changeset	4731 }
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4732
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4733 return retval;
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4734 }
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4735
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4736 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4737
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4738 %!assert(size (reshape (ones (4, 4), 2, 8)), [2, 8])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4739 %!assert(size (reshape (ones (4, 4), 8, 2)), [8, 2])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4740 %!assert(size (reshape (ones (15, 4), 1, 60)), [1, 60])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4741 %!assert(size (reshape (ones (15, 4), 60, 1)), [60, 1])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4742
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4743 %!assert(size (reshape (ones (4, 4, 'single'), 2, 8)), [2, 8])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4744 %!assert(size (reshape (ones (4, 4, 'single'), 8, 2)), [8, 2])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4745 %!assert(size (reshape (ones (15, 4, 'single'), 1, 60)), [1, 60])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4746 %!assert(size (reshape (ones (15, 4, 'single'), 60, 1)), [60, 1])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4747
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4748 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4749 %! s.a = 1;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4750 %! fail("reshape (s, 2, 3)");
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4751
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4752 %!error <Invalid call to reshape.*> reshape ();
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4753 %!error reshape (1, 2, 3, 4);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4754
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4755 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4756
4532 01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	4757 DEFUN (squeeze, args, ,
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	4758 "-- texinfo --\n\
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	4759 @deftypefn {Built-in Function} {} squeeze (@var{x})\n\
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	4760 Remove singleton dimensions from @var{x} and return the result.\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	4761 Note that for compatibility with @sc{matlab}, all objects have\n\
7007 6304d9ea0a30 [project @ 2007-10-11 16:26:36 by jwe] jwe parents: 7001 diff changeset	4762 a minimum of two dimensions and row vectors are left unchanged.\n\
4532 01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	4763 @end deftypefn")
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	4764 {
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	4765 octave_value retval;
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	4766
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	4767 if (args.length () == 1)
4545 c16f153836a0 [project @ 2003-10-24 04:45:45 by jwe] jwe parents: 4532 diff changeset	4768 retval = args(0).squeeze ();
4532 01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	4769 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	4770 print_usage ();
4532 01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	4771
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	4772 return retval;
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	4773 }
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	4774
8458 d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4775 DEFUN (full, args, ,
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4776 "-- texinfo --\n\
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4777 @deftypefn {Loadable Function} {@var{FM} =} full (@var{SM})\n\
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4778 returns a full storage matrix from a sparse, diagonal, permutation matrix or a range.\n\
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4779 @seealso{sparse}\n\
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4780 @end deftypefn")
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4781 {
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4782 octave_value retval;
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4783
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4784 if (args.length () == 1)
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4785 retval = args(0).full_value ();
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4786 else
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4787 print_usage ();
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4788
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4789 return retval;
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4790 }
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	4791
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6887 diff changeset	4792 // Compute various norms of the vector X.
6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6887 diff changeset	4793
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4794 DEFUN (norm, args, ,
6508 184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4795 "-- texinfo --\n\
9517 a85dbf7b6ff9 fix some functions help markup Jaroslav Hajek <highegg@gmail.com> parents: 9513 diff changeset	4796 @deftypefn {Built-in Function} {} norm (@var{a}, @var{p}, @var{opt})\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4797 Compute the p-norm of the matrix @var{a}. If the second argument is\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4798 missing, @code{p = 2} is assumed.\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4799 \n\
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4800 If @var{a} is a matrix (or sparse matrix):\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4801 \n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4802 @table @asis\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4803 @item @var{p} = @code{1}\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4804 1-norm, the largest column sum of the absolute values of @var{a}.\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4805 \n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4806 @item @var{p} = @code{2}\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4807 Largest singular value of @var{a}.\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4808 \n\
7189 e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman] dbateman parents: 7145 diff changeset	4809 @item @var{p} = @code{Inf} or @code{\"inf\"}\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4810 @cindex infinity norm\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4811 Infinity norm, the largest row sum of the absolute values of @var{a}.\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4812 \n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4813 @item @var{p} = @code{\"fro\"}\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4814 @cindex Frobenius norm\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4815 Frobenius norm of @var{a}, @code{sqrt (sum (diag (@var{a}' * @var{a})))}.\n\
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4816 \n\
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4817 @item other @var{p}, @code{@var{p} > 1}\n\
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4818 @cindex general p-norm \n\
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4819 maximum @code{norm (A*x, p)} such that @code{norm (x, p) == 1}\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4820 @end table\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4821 \n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4822 If @var{a} is a vector or a scalar:\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4823 \n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4824 @table @asis\n\
7189 e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman] dbateman parents: 7145 diff changeset	4825 @item @var{p} = @code{Inf} or @code{\"inf\"}\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4826 @code{max (abs (@var{a}))}.\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4827 \n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4828 @item @var{p} = @code{-Inf}\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4829 @code{min (abs (@var{a}))}.\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4830 \n\
7189 e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman] dbateman parents: 7145 diff changeset	4831 @item @var{p} = @code{\"fro\"}\n\
e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman] dbateman parents: 7145 diff changeset	4832 Frobenius norm of @var{a}, @code{sqrt (sumsq (abs (a)))}.\n\
e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman] dbateman parents: 7145 diff changeset	4833 \n\
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4834 @item @var{p} = 0\n\
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4835 Hamming norm - the number of nonzero elements.\n\
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4836 \n\
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4837 @item other @var{p}, @code{@var{p} > 1}\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4838 p-norm of @var{a}, @code{(sum (abs (@var{a}) .^ @var{p})) ^ (1/@var{p})}.\n\
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4839 \n\
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4840 @item other @var{p} @code{@var{p} < 1}\n\
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4841 the p-pseudonorm defined as above.\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4842 @end table\n\
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4843 \n\
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4844 If @code{\"rows\"} is given as @var{opt}, the norms of all rows of the matrix @var{a} are\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	4845 returned as a column vector. Similarly, if @code{\"columns\"} or @code{\"cols\"} is passed\n\
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4846 column norms are computed.\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4847 @seealso{cond, svd}\n\
6508 184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4848 @end deftypefn")
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4849 {
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4850 octave_value_list retval;
6508 184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4851
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4852 int nargin = args.length ();
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4853
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4854 if (nargin >= 1 && nargin <= 3)
6508 184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4855 {
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4856 octave_value x_arg = args(0);
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4857
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4858 if (x_arg.is_empty ())
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4859 {
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4860 if (x_arg.is_single_type ())
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4861 retval(0) = static_cast<float>(0.0);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4862 else
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4863 retval(0) = 0.0;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4864 }
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4865 else if (x_arg.ndims () == 2)
6508 184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4866 {
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4867 enum { sfmatrix, sfcols, sfrows, sffrob, sfinf } strflag = sfmatrix;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4868 if (nargin > 1 && args(nargin-1).is_string ())
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4869 {
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4870 std::string str = args(nargin-1).string_value ();
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4871 if (str == "cols" \|\| str == "columns")
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4872 strflag = sfcols;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4873 else if (str == "rows")
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4874 strflag = sfrows;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4875 else if (str == "fro")
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4876 strflag = sffrob;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4877 else if (str == "inf")
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4878 strflag = sfinf;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4879 else
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4880 error ("norm: unrecognized option: %s", str.c_str ());
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4881 // we've handled the last parameter, so act as if it was removed
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4882 nargin --;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4883 }
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4884 else if (nargin > 1 && ! args(1).is_scalar_type ())
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4885 gripe_wrong_type_arg ("norm", args(1), true);
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4886
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4887 if (! error_state)
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4888 {
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4889 octave_value p_arg = (nargin > 1) ? args(1) : octave_value (2);
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4890 switch (strflag)
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4891 {
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4892 case sfmatrix:
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4893 retval(0) = xnorm (x_arg, p_arg);
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4894 break;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4895 case sfcols:
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4896 retval(0) = xcolnorms (x_arg, p_arg);
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4897 break;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4898 case sfrows:
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4899 retval(0) = xrownorms (x_arg, p_arg);
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4900 break;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4901 case sffrob:
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4902 retval(0) = xfrobnorm (x_arg);
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4903 break;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4904 case sfinf:
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4905 retval(0) = xnorm (x_arg, octave_Inf);
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4906 break;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4907 }
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	4908 }
6508 184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4909 }
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4910 else
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	4911 error ("norm: only valid for 2-D objects");
6508 184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4912 }
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4913 else
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4914 print_usage ();
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4915
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4916 return retval;
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4917 }
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	4918
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4919 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4920 %!shared x
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4921 %! x = [1, -3, 4, 5, -7];
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4922 %!assert(norm(x,1), 20);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4923 %!assert(norm(x,2), 10);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4924 %!assert(norm(x,3), 8.24257059961711, -4*eps);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4925 %!assert(norm(x,Inf), 7);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4926 %!assert(norm(x,-Inf), 1);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4927 %!assert(norm(x,"inf"), 7);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4928 %!assert(norm(x,"fro"), 10, -eps);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4929 %!assert(norm(x), 10);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4930 %!assert(norm([1e200, 1]), 1e200);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4931 %!assert(norm([3+4i, 3-4i, sqrt(31)]), 9, -4*eps);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4932 %!shared m
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4933 %! m = magic (4);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4934 %!assert(norm(m,1), 34);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4935 %!assert(norm(m,2), 34, -eps);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4936 %!assert(norm(m,Inf), 34);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4937 %!assert(norm(m,"inf"), 34);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4938 %!shared m2, flo, fhi
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4939 %! m2 = [1,2;3,4];
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4940 %! flo = 1e-300;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4941 %! fhi = 1e+300;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4942 %!assert (norm(flom2,"fro"), sqrt(30)flo, -eps)
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4943 %!assert (norm(fhim2,"fro"), sqrt(30)fhi, -eps)
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4944
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4945 %!shared x
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4946 %! x = single([1, -3, 4, 5, -7]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4947 %!assert(norm(x,1), single(20));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4948 %!assert(norm(x,2), single(10));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4949 %!assert(norm(x,3), single(8.24257059961711), -4*eps('single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4950 %!assert(norm(x,Inf), single(7));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4951 %!assert(norm(x,-Inf), single(1));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4952 %!assert(norm(x,"inf"), single(7));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4953 %!assert(norm(x,"fro"), single(10), -eps('single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4954 %!assert(norm(x), single(10));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4955 %!assert(norm(single([1e200, 1])), single(1e200));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4956 %!assert(norm(single([3+4i, 3-4i, sqrt(31)])), single(9), -4*eps('single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4957 %!shared m
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4958 %! m = single(magic (4));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4959 %!assert(norm(m,1), single(34));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4960 %!assert(norm(m,2), single(34), -eps('single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4961 %!assert(norm(m,Inf), single(34));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4962 %!assert(norm(m,"inf"), single(34));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4963 %!shared m2, flo, fhi
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4964 %! m2 = single([1,2;3,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4965 %! flo = single(1e-300);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4966 %! fhi = single(1e+300);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4967 %!assert (norm(flom2,"fro"), single(sqrt(30)flo), -eps('single'))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4968 %!assert (norm(fhim2,"fro"), single(sqrt(30)fhi), -eps('single'))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4969 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4970
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	4971 static octave_value
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	4972 unary_op_defun_body (octave_value::unary_op op,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	4973 const octave_value_list& args)
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	4974 {
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	4975 octave_value retval;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	4976 if (args.length () == 1)
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	4977 retval = do_unary_op (op, args(0));
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	4978 else
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	4979 print_usage ();
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	4980
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	4981 return retval;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	4982 }
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	4983
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	4984 DEFUN (not, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	4985 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	4986 @deftypefn {Built-in Function} {} not (@var{x})\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	4987 This function is equivalent to @code{! x}.\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	4988 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	4989 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	4990 return unary_op_defun_body (octave_value::op_not, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	4991 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	4992
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	4993 DEFUN (uplus, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	4994 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	4995 @deftypefn {Built-in Function} {} uplus (@var{x})\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	4996 This function is equivalent to @code{+ x}.\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	4997 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	4998 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	4999 return unary_op_defun_body (octave_value::op_uplus, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5000 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5001
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5002 DEFUN (uminus, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5003 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5004 @deftypefn {Built-in Function} {} uminus (@var{x})\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5005 This function is equivalent to @code{- x}.\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5006 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5007 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5008 return unary_op_defun_body (octave_value::op_uminus, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5009 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5010
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5011 DEFUN (transpose, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5012 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5013 @deftypefn {Built-in Function} {} transpose (@var{x})\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5014 This function is equivalent to @code{x.'}.\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5015 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5016 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5017 return unary_op_defun_body (octave_value::op_transpose, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5018 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5019
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5020 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5021
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5022 %!assert (2.', 2);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5023 %!assert (2i.',2i);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5024 %!assert ([1:4].',[1;2;3;4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5025 %!assert ([1;2;3;4].',[1:4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5026 %!assert ([1,2;3,4].',[1,3;2,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5027 %!assert ([1,2i;3,4].',[1,3;2i,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5028
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5029 %!assert (transpose ([1,2;3,4]),[1,3;2,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5030
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5031 %!assert (single(2).', single(2));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5032 %!assert (single(2i).',single(2i));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5033 %!assert (single([1:4]).',single([1;2;3;4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5034 %!assert (single([1;2;3;4]).',single([1:4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5035 %!assert (single([1,2;3,4]).',single([1,3;2,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5036 %!assert (single([1,2i;3,4]).',single([1,3;2i,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5037
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5038 %!assert (transpose (single([1,2;3,4])),single([1,3;2,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5039
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5040 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5041
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5042 DEFUN (ctranspose, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5043 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5044 @deftypefn {Built-in Function} {} ctranspose (@var{x})\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5045 This function is equivalent to @code{x'}.\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5046 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5047 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5048 return unary_op_defun_body (octave_value::op_hermitian, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5049 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5050
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5051 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5052
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5053 %!assert (2', 2);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5054 %!assert (2i',-2i);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5055 %!assert ([1:4]',[1;2;3;4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5056 %!assert ([1;2;3;4]',[1:4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5057 %!assert ([1,2;3,4]',[1,3;2,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5058 %!assert ([1,2i;3,4]',[1,3;-2i,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5059
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5060 %!assert (ctranspose ([1,2i;3,4]),[1,3;-2i,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5061
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5062 %!assert (single(2)', single(2));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5063 %!assert (single(2i)',single(-2i));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5064 %!assert (single([1:4])',single([1;2;3;4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5065 %!assert (single([1;2;3;4])',single([1:4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5066 %!assert (single([1,2;3,4])',single([1,3;2,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5067 %!assert (single([1,2i;3,4])',single([1,3;-2i,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5068
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5069 %!assert (ctranspose (single([1,2i;3,4])),single([1,3;-2i,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5070
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5071 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5072
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5073 static octave_value
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5074 binary_op_defun_body (octave_value::binary_op op,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5075 const octave_value_list& args)
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5076 {
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5077 octave_value retval;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5078
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5079 if (args.length () == 2)
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5080 retval = do_binary_op (op, args(0), args(1));
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5081 else
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5082 print_usage ();
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5083
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5084 return retval;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5085 }
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5086
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5087 static octave_value
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5088 binary_assoc_op_defun_body (octave_value::binary_op op,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5089 octave_value::assign_op aop,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5090 const octave_value_list& args)
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5091 {
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5092 octave_value retval;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5093 int nargin = args.length ();
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5094
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5095 switch (nargin)
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5096 {
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5097 case 0:
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5098 print_usage ();
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5099 break;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5100 case 1:
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5101 retval = args(0);
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5102 break;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5103 case 2:
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5104 retval = do_binary_op (op, args(0), args(1));
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5105 break;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5106 default:
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5107 retval = do_binary_op (op, args(0), args(1));
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5108 for (int i = 2; i < nargin; i++)
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5109 retval.assign (aop, args(i));
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5110 break;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5111 }
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5112
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5113 return retval;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5114 }
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5115
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5116 DEFUN (plus, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5117 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5118 @deftypefn {Built-in Function} {} plus (@var{x}, @var{y})\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5119 @deftypefnx {Built-in Function} {} plus (@var{x1}, @var{x2}, @dots{})\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5120 This function is equivalent to @code{x + y}.\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5121 If more arguments are given, the summation is applied\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5122 cumulatively from left to right:\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5123 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5124 @example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5125 (@dots{}((x1 + x2) + x3) + @dots{})\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5126 @end example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5127 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5128 At least one argument is needed.\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5129 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5130 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5131 return binary_assoc_op_defun_body (octave_value::op_add,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5132 octave_value::op_add_eq, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5133 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5134
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5135 DEFUN (minus, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5136 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5137 @deftypefn {Built-in Function} {} minus (@var{x}, @var{y})\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5138 This function is equivalent to @code{x - y}.\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5139 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5140 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5141 return binary_op_defun_body (octave_value::op_sub, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5142 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5143
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5144 DEFUN (mtimes, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5145 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5146 @deftypefn {Built-in Function} {} mtimes (@var{x}, @var{y})\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5147 @deftypefnx {Built-in Function} {} mtimes (@var{x1}, @var{x2}, @dots{})\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5148 This function is equivalent to @code{x * y}.\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5149 If more arguments are given, the multiplication is applied\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5150 cumulatively from left to right:\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5151 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5152 @example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5153 (@dots{}((x1 * x2) * x3) * @dots{})\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5154 @end example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5155 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5156 At least one argument is needed.\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5157 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5158 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5159 return binary_assoc_op_defun_body (octave_value::op_mul,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5160 octave_value::op_mul_eq, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5161 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5162
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5163 DEFUN (mrdivide, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5164 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5165 @deftypefn {Built-in Function} {} mrdivide (@var{x}, @var{y})\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5166 This function is equivalent to @code{x / y}.\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5167 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5168 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5169 return binary_op_defun_body (octave_value::op_div, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5170 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5171
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5172 DEFUN (mpower, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5173 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5174 @deftypefn {Built-in Function} {} mpower (@var{x}, @var{y})\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5175 This function is equivalent to @code{x ^ y}.\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5176 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5177 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5178 return binary_op_defun_body (octave_value::op_pow, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5179 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5180
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5181 DEFUN (mldivide, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5182 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5183 @deftypefn {Built-in Function} {} mldivide (@var{x}, @var{y})\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5184 This function is equivalent to @code{x \\ y}.\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5185 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5186 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5187 return binary_op_defun_body (octave_value::op_ldiv, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5188 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5189
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5190 DEFUN (lt, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5191 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5192 @deftypefn {Built-in Function} {} lt (@var{x}, @var{y})\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5193 This function is equivalent to @code{x < y}.\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5194 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5195 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5196 return binary_op_defun_body (octave_value::op_lt, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5197 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5198
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5199 DEFUN (le, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5200 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5201 @deftypefn {Built-in Function} {} le (@var{x}, @var{y})\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5202 This function is equivalent to @code{x <= y}.\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5203 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5204 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5205 return binary_op_defun_body (octave_value::op_le, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5206 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5207
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5208 DEFUN (eq, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5209 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5210 @deftypefn {Built-in Function} {} eq (@var{x}, @var{y})\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5211 This function is equivalent to @code{x == y}.\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5212 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5213 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5214 return binary_op_defun_body (octave_value::op_eq, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5215 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5216
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5217 DEFUN (ge, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5218 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5219 @deftypefn {Built-in Function} {} ge (@var{x}, @var{y})\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5220 This function is equivalent to @code{x >= y}.\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5221 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5222 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5223 return binary_op_defun_body (octave_value::op_ge, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5224 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5225
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5226 DEFUN (gt, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5227 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5228 @deftypefn {Built-in Function} {} gt (@var{x}, @var{y})\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5229 This function is equivalent to @code{x > y}.\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5230 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5231 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5232 return binary_op_defun_body (octave_value::op_gt, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5233 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5234
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5235 DEFUN (ne, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5236 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5237 @deftypefn {Built-in Function} {} ne (@var{x}, @var{y})\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5238 This function is equivalent to @code{x != y}.\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5239 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5240 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5241 return binary_op_defun_body (octave_value::op_ne, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5242 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5243
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5244 DEFUN (times, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5245 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5246 @deftypefn {Built-in Function} {} times (@var{x}, @var{y})\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5247 @deftypefnx {Built-in Function} {} times (@var{x1}, @var{x2}, @dots{})\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5248 This function is equivalent to @code{x .* y}.\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5249 If more arguments are given, the multiplication is applied\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5250 cumulatively from left to right:\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5251 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5252 @example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5253 (@dots{}((x1 .* x2) .* x3) .* @dots{})\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5254 @end example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5255 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5256 At least one argument is needed.\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5257 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5258 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5259 return binary_assoc_op_defun_body (octave_value::op_el_mul,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5260 octave_value::op_el_mul_eq, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5261 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5262
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5263 DEFUN (rdivide, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5264 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5265 @deftypefn {Built-in Function} {} rdivide (@var{x}, @var{y})\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5266 This function is equivalent to @code{x ./ y}.\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5267 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5268 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5269 return binary_op_defun_body (octave_value::op_el_div, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5270 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5271
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5272 DEFUN (power, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5273 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5274 @deftypefn {Built-in Function} {} power (@var{x}, @var{y})\n\
7623 431f3788f5c4 minor doc patch David Bateman <dbateman@free.fr> parents: 7620 diff changeset	5275 This function is equivalent to @code{x .^ y}.\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5276 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5277 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5278 return binary_op_defun_body (octave_value::op_el_pow, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5279 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5280
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5281 DEFUN (ldivide, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5282 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5283 @deftypefn {Built-in Function} {} ldivide (@var{x}, @var{y})\n\
7623 431f3788f5c4 minor doc patch David Bateman <dbateman@free.fr> parents: 7620 diff changeset	5284 This function is equivalent to @code{x .\\ y}.\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5285 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5286 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5287 return binary_op_defun_body (octave_value::op_el_ldiv, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5288 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5289
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5290 DEFUN (and, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5291 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5292 @deftypefn {Built-in Function} {} and (@var{x}, @var{y})\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5293 @deftypefnx {Built-in Function} {} and (@var{x1}, @var{x2}, @dots{})\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5294 This function is equivalent to @code{x & y}.\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5295 If more arguments are given, the logical and is applied\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5296 cumulatively from left to right:\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5297 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5298 @example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5299 (@dots{}((x1 & x2) & x3) & @dots{})\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5300 @end example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5301 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5302 At least one argument is needed.\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5303 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5304 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5305 return binary_assoc_op_defun_body (octave_value::op_el_and,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5306 octave_value::op_el_and_eq, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5307 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5308
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5309 DEFUN (or, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5310 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5311 @deftypefn {Built-in Function} {} or (@var{x}, @var{y})\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5312 @deftypefnx {Built-in Function} {} or (@var{x1}, @var{x2}, @dots{})\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5313 This function is equivalent to @code{x \| y}.\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5314 If more arguments are given, the logical or is applied\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5315 cumulatively from left to right:\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5316 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5317 @example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5318 (@dots{}((x1 \| x2) \| x3) \| @dots{})\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5319 @end example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5320 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5321 At least one argument is needed.\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5322 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5323 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5324 return binary_assoc_op_defun_body (octave_value::op_el_or,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5325 octave_value::op_el_or_eq, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5326 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5327
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5328 static double tic_toc_timestamp = -1.0;
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5329
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5330 DEFUN (tic, args, nargout,
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5331 "-- texinfo --\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5332 @deftypefn {Built-in Function} {} tic ()\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5333 @deftypefnx {Built-in Function} {} toc ()\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5334 Set or check a wall-clock timer. Calling @code{tic} without an\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5335 output argument sets the timer. Subsequent calls to @code{toc}\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5336 return the number of seconds since the timer was set. For example,\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5337 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5338 @example\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	5339 @group\n\
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5340 tic ();\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	5341 # many computations later@dots{}\n\
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5342 elapsed_time = toc ();\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	5343 @end group\n\
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5344 @end example\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5345 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5346 @noindent\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5347 will set the variable @code{elapsed_time} to the number of seconds since\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5348 the most recent call to the function @code{tic}.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5349 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5350 If called with one output argument then this function returns a scalar\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5351 of type @code{uint64} and the wall-clock timer is not started.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5352 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5353 @example\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5354 @group\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5355 t = tic; sleep (5); (double (tic ()) - double (t)) * 1e-6\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5356 @result{} 5\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5357 @end group\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5358 @end example\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5359 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5360 Nested timing with @code{tic} and @code{toc} is not supported.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5361 Therefore @code{toc} will always return the elapsed time from the most\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5362 recent call to @code{tic}.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5363 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5364 If you are more interested in the CPU time that your process used, you\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5365 should use the @code{cputime} function instead. The @code{tic} and\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5366 @code{toc} functions report the actual wall clock time that elapsed\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5367 between the calls. This may include time spent processing other jobs or\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5368 doing nothing at all. For example,\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5369 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5370 @example\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5371 @group\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5372 tic (); sleep (5); toc ()\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5373 @result{} 5\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5374 t = cputime (); sleep (5); cputime () - t\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5375 @result{} 0\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5376 @end group\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5377 @end example\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5378 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5379 @noindent\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5380 (This example also illustrates that the CPU timer may have a fairly\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5381 coarse resolution.)\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5382 @end deftypefn")
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5383 {
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5384 octave_value retval;
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5385
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5386 int nargin = args.length ();
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5387
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5388 if (nargin != 0)
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5389 warning ("tic: ignoring extra arguments");
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5390
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5391 octave_time now;
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5392
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5393 double tmp = now.double_value ();
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5394
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5395 if (nargout > 0)
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5396 retval = static_cast<octave_uint64> (1e6 * tmp);
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5397 else
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5398 tic_toc_timestamp = tmp;
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5399
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5400 return retval;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5401 }
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5402
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5403 DEFUN (toc, args, nargout,
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5404 "-- texinfo --\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5405 @deftypefn {Built-in Function} {} toc ()\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5406 See tic.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5407 @end deftypefn")
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5408 {
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5409 octave_value retval;
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5410
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5411 int nargin = args.length ();
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5412
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5413 if (nargin != 0)
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5414 warning ("tic: ignoring extra arguments");
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5415
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5416 if (tic_toc_timestamp < 0)
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5417 {
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5418 warning ("toc called before timer set");
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5419 if (nargout > 0)
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5420 retval = Matrix ();
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5421 }
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5422 else
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5423 {
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5424 octave_time now;
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5425
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5426 double tmp = now.double_value () - tic_toc_timestamp;
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5427
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5428 if (nargout > 0)
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5429 retval = tmp;
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5430 else
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5431 octave_stdout << "Elapsed time is " << tmp << " seconds.\n";
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5432 }
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5433
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5434 return retval;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5435 }
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5436
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5437 DEFUN (cputime, args, ,
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5438 "-- texinfo --\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5439 @deftypefn {Built-in Function} {[@var{total}, @var{user}, @var{system}] =} cputime ();\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5440 Return the CPU time used by your Octave session. The first output is\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5441 the total time spent executing your process and is equal to the sum of\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5442 second and third outputs, which are the number of CPU seconds spent\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5443 executing in user mode and the number of CPU seconds spent executing in\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5444 system mode, respectively. If your system does not have a way to report\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5445 CPU time usage, @code{cputime} returns 0 for each of its output values.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5446 Note that because Octave used some CPU time to start, it is reasonable\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5447 to check to see if @code{cputime} works by checking to see if the total\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5448 CPU time used is nonzero.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5449 @end deftypefn")
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5450 {
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5451 octave_value_list retval;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5452 int nargin = args.length ();
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5453 double usr = 0.0;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5454 double sys = 0.0;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5455
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5456 if (nargin != 0)
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5457 warning ("tic: ignoring extra arguments");
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5458
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5459 #if defined (HAVE_GETRUSAGE)
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5460
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5461 struct rusage ru;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5462
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5463 getrusage (RUSAGE_SELF, &ru);
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5464
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5465 usr = static_cast<double> (ru.ru_utime.tv_sec) +
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5466 static_cast<double> (ru.ru_utime.tv_usec) * 1e-6;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5467
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5468 sys = static_cast<double> (ru.ru_stime.tv_sec) +
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5469 static_cast<double> (ru.ru_stime.tv_usec) * 1e-6;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5470
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5471 #elif defined (HAVE_TIMES) && defined (HAVE_SYS_TIMES_H)
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5472
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5473 struct tms t;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5474
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5475 times (&t);
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5476
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5477 unsigned long ticks;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5478 unsigned long seconds;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5479 unsigned long fraction;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5480
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5481 ticks = t.tms_utime + t.tms_cutime;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5482 fraction = ticks % HZ;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5483 seconds = ticks / HZ;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5484
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5485 usr = static_cast<double> (seconds) + static_cast<double>(fraction) /
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5486 static_cast<double>(HZ);
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5487
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5488 ticks = t.tms_stime + t.tms_cstime;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5489 fraction = ticks % HZ;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5490 seconds = ticks / HZ;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5491
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5492 sys = static_cast<double> (seconds) + static_cast<double>(fraction) /
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5493 static_cast<double>(HZ);
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5494
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5495 #elif defined (__WIN32__)
7145 d169c9f4a697 [project @ 2007-11-09 17:43:06 by jwe] jwe parents: 7144 diff changeset	5496
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5497 HANDLE hProcess = GetCurrentProcess ();
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5498 FILETIME ftCreation, ftExit, ftUser, ftKernel;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5499 GetProcessTimes (hProcess, &ftCreation, &ftExit, &ftKernel, &ftUser);
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5500
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5501 int64_t itmp = (reinterpret_cast<int64_t > (&ftUser));
7145 d169c9f4a697 [project @ 2007-11-09 17:43:06 by jwe] jwe parents: 7144 diff changeset	5502 usr = static_cast<double> (itmp) * 1e-7;
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5503
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5504 itmp = (reinterpret_cast<int64_t > (&ftKernel));
7145 d169c9f4a697 [project @ 2007-11-09 17:43:06 by jwe] jwe parents: 7144 diff changeset	5505 sys = static_cast<double> (itmp) * 1e-7;
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5506
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5507 #endif
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5508
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5509 retval (2) = sys;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5510 retval (1) = usr;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5511 retval (0) = sys + usr;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5512
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5513 return retval;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5514 }
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5515
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5516 DEFUN (sort, args, nargout,
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5517 "-- texinfo --\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5518 @deftypefn {Loadable Function} {[@var{s}, @var{i}] =} sort (@var{x})\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5519 @deftypefnx {Loadable Function} {[@var{s}, @var{i}] =} sort (@var{x}, @var{dim})\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5520 @deftypefnx {Loadable Function} {[@var{s}, @var{i}] =} sort (@var{x}, @var{mode})\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5521 @deftypefnx {Loadable Function} {[@var{s}, @var{i}] =} sort (@var{x}, @var{dim}, @var{mode})\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5522 Return a copy of @var{x} with the elements arranged in increasing\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5523 order. For matrices, @code{sort} orders the elements in each column.\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5524 \n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5525 For example,\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5526 \n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5527 @example\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5528 @group\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5529 sort ([1, 2; 2, 3; 3, 1])\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5530 @result{} 1 1\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5531 2 2\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5532 3 3\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5533 @end group\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5534 @end example\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5535 \n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5536 The @code{sort} function may also be used to produce a matrix\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5537 containing the original row indices of the elements in the sorted\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5538 matrix. For example,\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5539 \n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5540 @example\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5541 @group\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5542 [s, i] = sort ([1, 2; 2, 3; 3, 1])\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5543 @result{} s = 1 1\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5544 2 2\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5545 3 3\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5546 @result{} i = 1 3\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5547 2 1\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5548 3 2\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5549 @end group\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5550 @end example\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5551 \n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5552 If the optional argument @var{dim} is given, then the matrix is sorted\n\
9041 853f96e8008f Cleanup documentation file matrix.texi Rik <rdrider0-list@yahoo.com> parents: 8972 diff changeset	5553 along the dimension defined by @var{dim}. The optional argument @code{mode}\n\
853f96e8008f Cleanup documentation file matrix.texi Rik <rdrider0-list@yahoo.com> parents: 8972 diff changeset	5554 defines the order in which the values will be sorted. Valid values of\n\
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5555 @code{mode} are `ascend' or `descend'.\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5556 \n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5557 For equal elements, the indices are such that the equal elements are listed\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5558 in the order that appeared in the original list.\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5559 \n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5560 The @code{sort} function may also be used to sort strings and cell arrays\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5561 of strings, in which case the dictionary order of the strings is used.\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5562 \n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5563 The algorithm used in @code{sort} is optimized for the sorting of partially\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5564 ordered lists.\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5565 @end deftypefn")
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5566 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5567 octave_value_list retval;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5568
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5569 int nargin = args.length ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5570 sortmode smode = ASCENDING;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5571
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5572 if (nargin < 1 \|\| nargin > 3)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5573 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5574 print_usage ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5575 return retval;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5576 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5577
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5578 bool return_idx = nargout > 1;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5579
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5580 octave_value arg = args(0);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5581
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5582 int dim = 0;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5583 if (nargin > 1)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5584 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5585 if (args(1).is_string ())
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5586 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5587 std::string mode = args(1).string_value();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5588 if (mode == "ascend")
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5589 smode = ASCENDING;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5590 else if (mode == "descend")
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5591 smode = DESCENDING;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5592 else
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5593 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5594 error ("sort: mode must be either \"ascend\" or \"descend\"");
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5595 return retval;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5596 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5597 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5598 else
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5599 dim = args(1).nint_value () - 1;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5600 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5601
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5602 if (nargin > 2)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5603 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5604 if (args(1).is_string ())
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5605 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5606 print_usage ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5607 return retval;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5608 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5609
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5610 if (! args(2).is_string ())
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5611 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5612 error ("sort: mode must be a string");
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5613 return retval;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5614 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5615 std::string mode = args(2).string_value();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5616 if (mode == "ascend")
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5617 smode = ASCENDING;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5618 else if (mode == "descend")
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5619 smode = DESCENDING;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5620 else
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5621 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5622 error ("sort: mode must be either \"ascend\" or \"descend\"");
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5623 return retval;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5624 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5625 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5626
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5627 dim_vector dv = arg.dims ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5628 if (error_state)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5629 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5630 gripe_wrong_type_arg ("sort", arg);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5631 return retval;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5632 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5633 if (nargin == 1 \|\| args(1).is_string ())
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5634 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5635 // Find first non singleton dimension
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5636 for (int i = 0; i < dv.length (); i++)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5637 if (dv(i) > 1)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5638 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5639 dim = i;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5640 break;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5641 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5642 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5643 else
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5644 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5645 if (dim < 0 \|\| dim > dv.length () - 1)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5646 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5647 error ("sort: dim must be a valid dimension");
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5648 return retval;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5649 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5650 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5651
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5652 if (return_idx)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5653 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5654 Array<octave_idx_type> sidx;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5655
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5656 retval (0) = arg.sort (sidx, dim, smode);
9351 e2344f4af0cb autocache indices returned from find et al. Jaroslav Hajek <highegg@gmail.com> parents: 9339 diff changeset	5657 retval (1) = octave_value (sidx, true, true);
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5658 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5659 else
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5660 retval(0) = arg.sort (dim, smode);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5661
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5662 return retval;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5663 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5664
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5665 /*
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5666
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5667 %% Double
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5668 %!assert (sort ([NaN, 1, -1, 2, Inf]), [-1, 1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5669 %!assert (sort ([NaN, 1, -1, 2, Inf], 1), [NaN, 1, -1, 2, Inf])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5670 %!assert (sort ([NaN, 1, -1, 2, Inf], 2), [-1, 1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5671 %!error (sort ([NaN, 1, -1, 2, Inf], 3))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5672 %!assert (sort ([NaN, 1, -1, 2, Inf], "ascend"), [-1, 1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5673 %!assert (sort ([NaN, 1, -1, 2, Inf], 2, "ascend"), [-1, 1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5674 %!assert (sort ([NaN, 1, -1, 2, Inf], "descend"), [NaN, Inf, 2, 1, -1])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5675 %!assert (sort ([NaN, 1, -1, 2, Inf], 2, "descend"), [NaN, Inf, 2, 1, -1])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5676 %!assert (sort ([3, 1, 7, 5; 8, 2, 6, 4]), [3, 1, 6, 4; 8, 2, 7, 5])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5677 %!assert (sort ([3, 1, 7, 5; 8, 2, 6, 4], 1), [3, 1, 6, 4; 8, 2, 7, 5])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5678 %!assert (sort ([3, 1, 7, 5; 8, 2, 6, 4], 2), [1, 3, 5, 7; 2, 4, 6, 8])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5679 %!assert (sort (1), 1)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5680
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5681 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5682 %! [v, i] = sort ([NaN, 1, -1, Inf, 1]);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5683 %! assert (v, [-1, 1, 1, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5684 %! assert (i, [3, 2, 5, 4, 1])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5685
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5686 %% Complex
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5687 %!assert (sort ([NaN, 1i, -1, 2, Inf]), [1i, -1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5688 %!assert (sort ([NaN, 1i, -1, 2, Inf], 1), [NaN, 1i, -1, 2, Inf])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5689 %!assert (sort ([NaN, 1i, -1, 2, Inf], 2), [1i, -1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5690 %!error (sort ([NaN, 1i, -1, 2, Inf], 3))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5691 %!assert (sort ([NaN, 1i, -1, 2, Inf], "ascend"), [1i, -1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5692 %!assert (sort ([NaN, 1i, -1, 2, Inf], 2, "ascend"), [1i, -1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5693 %!assert (sort ([NaN, 1i, -1, 2, Inf], "descend"), [NaN, Inf, 2, -1, 1i])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5694 %!assert (sort ([NaN, 1i, -1, 2, Inf], 2, "descend"), [NaN, Inf, 2, -1, 1i])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5695 %!assert (sort ([3, 1i, 7, 5; 8, 2, 6, 4]), [3, 1i, 6, 4; 8, 2, 7, 5])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5696 %!assert (sort ([3, 1i, 7, 5; 8, 2, 6, 4], 1), [3, 1i, 6, 4; 8, 2, 7, 5])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5697 %!assert (sort ([3, 1i, 7, 5; 8, 2, 6, 4], 2), [1i, 3, 5, 7; 2, 4, 6, 8])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5698 %!assert (sort (1i), 1i)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5699
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5700 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5701 %! [v, i] = sort ([NaN, 1i, -1, Inf, 1, 1i]);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5702 %! assert (v, [1, 1i, 1i, -1, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5703 %! assert (i, [5, 2, 6, 3, 4, 1])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5704
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5705 %% Single
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5706 %!assert (sort (single([NaN, 1, -1, 2, Inf])), single([-1, 1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5707 %!assert (sort (single([NaN, 1, -1, 2, Inf]), 1), single([NaN, 1, -1, 2, Inf]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5708 %!assert (sort (single([NaN, 1, -1, 2, Inf]), 2), single([-1, 1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5709 %!error (sort (single([NaN, 1, -1, 2, Inf]), 3))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5710 %!assert (sort (single([NaN, 1, -1, 2, Inf]), "ascend"), single([-1, 1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5711 %!assert (sort (single([NaN, 1, -1, 2, Inf]), 2, "ascend"), single([-1, 1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5712 %!assert (sort (single([NaN, 1, -1, 2, Inf]), "descend"), single([NaN, Inf, 2, 1, -1]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5713 %!assert (sort (single([NaN, 1, -1, 2, Inf]), 2, "descend"), single([NaN, Inf, 2, 1, -1]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5714 %!assert (sort (single([3, 1, 7, 5; 8, 2, 6, 4])), single([3, 1, 6, 4; 8, 2, 7, 5]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5715 %!assert (sort (single([3, 1, 7, 5; 8, 2, 6, 4]), 1), single([3, 1, 6, 4; 8, 2, 7, 5]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5716 %!assert (sort (single([3, 1, 7, 5; 8, 2, 6, 4]), 2), single([1, 3, 5, 7; 2, 4, 6, 8]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5717 %!assert (sort (single(1)), single(1))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5718
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5719 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5720 %! [v, i] = sort (single([NaN, 1, -1, Inf, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5721 %! assert (v, single([-1, 1, 1, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5722 %! assert (i, [3, 2, 5, 4, 1])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5723
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5724 %% Single Complex
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5725 %!assert (sort (single([NaN, 1i, -1, 2, Inf])), single([1i, -1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5726 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), 1), single([NaN, 1i, -1, 2, Inf]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5727 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), 2), single([1i, -1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5728 %!error (sort (single([NaN, 1i, -1, 2, Inf]), 3))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5729 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), "ascend"), single([1i, -1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5730 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), 2, "ascend"), single([1i, -1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5731 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), "descend"), single([NaN, Inf, 2, -1, 1i]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5732 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), 2, "descend"), single([NaN, Inf, 2, -1, 1i]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5733 %!assert (sort (single([3, 1i, 7, 5; 8, 2, 6, 4])), single([3, 1i, 6, 4; 8, 2, 7, 5]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5734 %!assert (sort (single([3, 1i, 7, 5; 8, 2, 6, 4]), 1), single([3, 1i, 6, 4; 8, 2, 7, 5]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5735 %!assert (sort (single([3, 1i, 7, 5; 8, 2, 6, 4]), 2), single([1i, 3, 5, 7; 2, 4, 6, 8]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5736 %!assert (sort (single(1i)),single( 1i))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5737
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5738 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5739 %! [v, i] = sort (single([NaN, 1i, -1, Inf, 1, 1i]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5740 %! assert (v, single([1, 1i, 1i, -1, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5741 %! assert (i, [5, 2, 6, 3, 4, 1])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5742
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5743 %% Bool
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5744 %!assert (sort ([true, false, true, false]), [false, false, true, true])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5745 %!assert (sort ([true, false, true, false], 1), [true, false, true, false])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5746 %!assert (sort ([true, false, true, false], 2), [false, false, true, true])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5747 %!error (sort ([true, false, true, false], 3))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5748 %!assert (sort ([true, false, true, false], "ascend"), [false, false, true, true])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5749 %!assert (sort ([true, false, true, false], 2, "ascend"), [false, false, true, true])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5750 %!assert (sort ([true, false, true, false], "descend"), [true, true, false, false])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5751 %!assert (sort ([true, false, true, false], 2, "descend"), [true, true, false, false])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5752 %!assert (sort (true), true)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5753
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5754 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5755 %! [v, i] = sort ([true, false, true, false]);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5756 %! assert (v, [false, false, true, true])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5757 %! assert (i, [2, 4, 1, 3])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5758
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5759 %% Sparse Double
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5760 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf])), sparse ([-1, 0, 0, 1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5761 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), 1), sparse ([0, NaN, 1, 0, -1, 2, Inf]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5762 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), 2), sparse ([-1, 0, 0, 1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5763 %!error (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), 3))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5764 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), "ascend"), sparse ([-1, 0, 0, 1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5765 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), 2, "ascend"), sparse ([-1, 0, 0, 1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5766 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), "descend"), sparse ([NaN, Inf, 2, 1, 0, 0, -1]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5767 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), 2, "descend"), sparse ([NaN, Inf, 2, 1, 0, 0, -1]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5768
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5769 %!shared a
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5770 %! a = randn (10, 10);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5771 %! a (a < 0) = 0;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5772 %!assert (sort (sparse (a)), sparse (sort (a)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5773 %!assert (sort (sparse (a), 1), sparse (sort (a, 1)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5774 %!assert (sort (sparse (a), 2), sparse (sort (a, 2)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5775 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5776 %! [v, i] = sort (a);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5777 %! [vs, is] = sort (sparse (a));
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5778 %! assert (vs, sparse (v))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5779 %! assert (is, i)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5780
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5781 %% Sparse Complex
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5782 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf])), sparse ([0, 0, 1i, -1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5783 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), 1), sparse ([0, NaN, 1i, 0, -1, 2, Inf]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5784 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), 2), sparse ([0, 0, 1i, -1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5785 %!error (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), 3))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5786 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), "ascend"), sparse ([0, 0, 1i, -1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5787 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), 2, "ascend"), sparse ([0, 0, 1i, -1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5788 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), "descend"), sparse ([NaN, Inf, 2, -1, 1i, 0, 0]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5789 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), 2, "descend"), sparse ([NaN, Inf, 2, -1, 1i, 0, 0]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5790
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5791 %!shared a
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5792 %! a = randn (10, 10);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5793 %! a (a < 0) = 0;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5794 %! a = 1i * a;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5795 %!assert (sort (sparse (a)), sparse (sort (a)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5796 %!assert (sort (sparse (a), 1), sparse (sort (a, 1)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5797 %!assert (sort (sparse (a), 2), sparse (sort (a, 2)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5798 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5799 %! [v, i] = sort (a);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5800 %! [vs, is] = sort (sparse (a));
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5801 %! assert (vs, sparse (v))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5802 %! assert (is, i)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5803
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5804 %% Sparse Bool
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5805 %!assert (sort (sparse ([true, false, true, false])), sparse ([false, false, true, true]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5806 %!assert (sort (sparse([true, false, true, false]), 1), sparse ([true, false, true, false]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5807 %!assert (sort (sparse ([true, false, true, false]), 2), sparse ([false, false, true, true]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5808 %!error (sort (sparse ([true, false, true, false], 3)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5809 %!assert (sort (sparse ([true, false, true, false]), "ascend"), sparse([false, false, true, true]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5810 %!assert (sort (sparse ([true, false, true, false]), 2, "ascend"), sparse([false, false, true, true]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5811 %!assert (sort (sparse ([true, false, true, false]), "descend"), sparse ([true, true, false, false]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5812 %!assert (sort (sparse ([true, false, true, false]), 2, "descend"), sparse([true, true, false, false]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5813
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5814 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5815 %! [v, i] = sort (sparse([true, false, true, false]));
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5816 %! assert (v, sparse([false, false, true, true]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5817 %! assert (i, [2, 4, 1, 3])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5818
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5819 %% Cell string array
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5820 %!shared a, b, c
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5821 %! a = {"Alice", "Cecile", "Eric", "Barry", "David"};
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5822 %! b = {"Alice", "Barry", "Cecile", "David", "Eric"};
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5823 %! c = {"Eric", "David", "Cecile", "Barry", "Alice"};
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5824 %!assert (sort (a), b);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5825 %!assert (sort (a, 1), a)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5826 %!assert (sort (a, 2), b)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5827 %!error (sort (a, 3))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5828 %!assert (sort (a, "ascend"), b)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5829 %!assert (sort (a, 2, "ascend"), b)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5830 %!assert (sort (a, "descend"), c)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5831 %!assert (sort (a, 2, "descend"), c)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5832
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5833 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5834 %! [v, i] = sort (a);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5835 %! assert (i, [1, 4, 2, 5, 3])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5836
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5837 %!error <Invalid call to sort.*> sort ();
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5838 %!error <Invalid call to sort.*> sort (1, 2, 3, 4);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5839
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5840 */
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5841
8812 7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8799 diff changeset	5842 // Sort the rows of the matrix @var{a} according to the order
7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8799 diff changeset	5843 // specified by @var{mode}, which can either be `ascend' or `descend'
7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8799 diff changeset	5844 // and return the index vector corresponding to the sort order.
7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8799 diff changeset	5845 //
7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8799 diff changeset	5846 // This function does not yet support sparse matrices.
7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8799 diff changeset	5847
8733 3ef774603887 rename all uses of sortrows_idx to sort_rows_idx John W. Eaton <jwe@octave.org> parents: 8721 diff changeset	5848 DEFUN (__sort_rows_idx__, args, ,
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5849 "-- texinfo --\n\
9517 a85dbf7b6ff9 fix some functions help markup Jaroslav Hajek <highegg@gmail.com> parents: 9513 diff changeset	5850 @deftypefn {Built-in Function} {} __sort_rows_idx__ (@var{a}, @var{mode})\n\
8812 7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8799 diff changeset	5851 Undocumented internal function.\n\
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5852 @end deftypefn\n")
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5853 {
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5854 octave_value retval;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5855
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5856 int nargin = args.length ();
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5857 sortmode smode = ASCENDING;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5858
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5859 if (nargin < 1 \|\| nargin > 2 \|\| (nargin == 2 && ! args(1).is_string ()))
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5860 {
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5861 print_usage ();
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5862 return retval;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5863 }
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5864
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5865 if (nargin > 1)
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5866 {
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5867 std::string mode = args(1).string_value();
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5868 if (mode == "ascend")
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5869 smode = ASCENDING;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5870 else if (mode == "descend")
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5871 smode = DESCENDING;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5872 else
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5873 {
8733 3ef774603887 rename all uses of sortrows_idx to sort_rows_idx John W. Eaton <jwe@octave.org> parents: 8721 diff changeset	5874 error ("__sort_rows_idx__: mode must be either \"ascend\" or \"descend\"");
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5875 return retval;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5876 }
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5877 }
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5878
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5879 octave_value arg = args(0);
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5880
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5881 if (arg.is_sparse_type ())
8733 3ef774603887 rename all uses of sortrows_idx to sort_rows_idx John W. Eaton <jwe@octave.org> parents: 8721 diff changeset	5882 error ("__sort_rows_idx__: sparse matrices not yet supported");
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5883 if (arg.ndims () == 2)
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5884 {
8733 3ef774603887 rename all uses of sortrows_idx to sort_rows_idx John W. Eaton <jwe@octave.org> parents: 8721 diff changeset	5885 Array<octave_idx_type> idx = arg.sort_rows_idx (smode);
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5886
9351 e2344f4af0cb autocache indices returned from find et al. Jaroslav Hajek <highegg@gmail.com> parents: 9339 diff changeset	5887 retval = octave_value (idx, true, true);
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5888 }
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5889 else
8733 3ef774603887 rename all uses of sortrows_idx to sort_rows_idx John W. Eaton <jwe@octave.org> parents: 8721 diff changeset	5890 error ("__sort_rows_idx__: needs a 2-dimensional object");
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5891
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5892 return retval;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5893 }
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5894
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5895 DEFUN (issorted, args, ,
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5896 "-- texinfo --\n\
9517 a85dbf7b6ff9 fix some functions help markup Jaroslav Hajek <highegg@gmail.com> parents: 9513 diff changeset	5897 @deftypefn {Built-in Function} {} issorted (@var{a}, @var{rows})\n\
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5898 Returns true if the array is sorted, ascending or descending.\n\
9194 41a0fc5c4600 Fix typo in documentation of issorted() Carsten Clark <tantumquantum+gnuoctave@gmail.com> parents: 9167 diff changeset	5899 NaNs are treated as by @code{sort}. If @var{rows} is supplied and\n\
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5900 has the value \"rows\", checks whether the array is sorted by rows\n\
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5901 as if output by @code{sortrows} (with no options).\n\
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5902 \n\
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5903 This function does not yet support sparse matrices.\n\
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5904 @seealso{sortrows, sort}\n\
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5905 @end deftypefn\n")
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5906 {
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5907 octave_value retval;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5908
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5909 int nargin = args.length ();
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5910
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5911 if (nargin == 1)
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5912 {
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5913 octave_value arg = args(0);
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5914 if (arg.dims ().is_vector ())
8734 767ed8cc6634 rename internal issorted and issorted_rows functions to is_sorted and is_sorted_rows John W. Eaton <jwe@octave.org> parents: 8733 diff changeset	5915 retval = args(0).is_sorted () != UNSORTED;
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5916 else
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5917 error ("issorted: needs a vector");
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5918 }
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5919 else if (nargin == 2)
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5920 {
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5921 if (args(1).is_string () && args(1).string_value () == "rows")
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5922 {
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5923 octave_value arg = args(0);
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5924 sortmode smode = ASCENDING;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5925
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5926 if (arg.is_sparse_type ())
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5927 error ("issorted: sparse matrices not yet supported");
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5928 if (arg.ndims () == 2)
8734 767ed8cc6634 rename internal issorted and issorted_rows functions to is_sorted and is_sorted_rows John W. Eaton <jwe@octave.org> parents: 8733 diff changeset	5929 retval = arg.is_sorted_rows (smode) != UNSORTED;
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5930 else
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5931 error ("issorted: needs a 2-dimensional object");
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5932 }
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5933 else
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5934 error ("issorted: second argument must be \"rows\"");
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5935 }
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5936 else
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5937 print_usage ();
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5938
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5939 return retval;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5940 }
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	5941
8934 c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5942 template <class NDT>
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5943 static NDT
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5944 do_accumarray_sum (const idx_vector& idx, const NDT& vals,
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5945 octave_idx_type n = -1)
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5946 {
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5947 typedef typename NDT::element_type T;
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5948 if (n < 0)
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5949 n = idx.extent (0);
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5950 else if (idx.extent (n) > n)
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5951 error ("accumarray: index out of range");
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5952
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5953 // FIXME: the class tree in liboctave is overly complicated, hence the
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5954 // following type gymnastics.
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5955 MArray<T> array;
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5956
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5957 if (vals.numel () == 1)
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5958 {
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5959 array = MArray<T> (n, T ());
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5960 array.idx_add (idx, vals (0));
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5961 }
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5962 else if (vals.length () == idx.length (n))
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5963 {
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5964 array = MArray<T> (n, T ());
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5965 array.idx_add (idx, MArray<T> (vals));
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5966 }
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5967 else
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5968 error ("accumarray: dimensions mismatch");
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5969
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5970 return NDT (MArrayN<T> (ArrayN<T> (array)));
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5971 }
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5972
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5973 DEFUN (__accumarray_sum__, args, ,
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5974 "-- texinfo --\n\
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5975 @deftypefn {Built-in Function} {} __accumarray_sum__ (@var{idx}, @var{vals}, @var{n})\n\
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5976 Undocumented internal function.\n\
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5977 @end deftypefn")
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5978 {
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5979 octave_value retval;
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5980 int nargin = args.length ();
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5981 if (nargin >= 2 && nargin <= 3 && args(0).is_numeric_type ())
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5982 {
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5983 idx_vector idx = args(0).index_vector ();
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5984 octave_idx_type n = -1;
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5985 if (nargin == 3)
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5986 n = args(2).idx_type_value (true);
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5987
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5988 if (! error_state)
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5989 {
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5990 octave_value vals = args(1);
9198 3b9aacf07744 optimize accumarray with constant ranges Jaroslav Hajek <highegg@gmail.com> parents: 9197 diff changeset	5991 if (vals.is_range ())
3b9aacf07744 optimize accumarray with constant ranges Jaroslav Hajek <highegg@gmail.com> parents: 9197 diff changeset	5992 {
3b9aacf07744 optimize accumarray with constant ranges Jaroslav Hajek <highegg@gmail.com> parents: 9197 diff changeset	5993 Range r = vals.range_value ();
3b9aacf07744 optimize accumarray with constant ranges Jaroslav Hajek <highegg@gmail.com> parents: 9197 diff changeset	5994 if (r.inc () == 0)
3b9aacf07744 optimize accumarray with constant ranges Jaroslav Hajek <highegg@gmail.com> parents: 9197 diff changeset	5995 vals = r.base ();
3b9aacf07744 optimize accumarray with constant ranges Jaroslav Hajek <highegg@gmail.com> parents: 9197 diff changeset	5996 }
3b9aacf07744 optimize accumarray with constant ranges Jaroslav Hajek <highegg@gmail.com> parents: 9197 diff changeset	5997
8934 c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5998 if (vals.is_single_type ())
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	5999 {
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6000 if (vals.is_complex_type ())
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6001 retval = do_accumarray_sum (idx, vals.float_complex_array_value (), n);
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6002 else
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6003 retval = do_accumarray_sum (idx, vals.float_array_value (), n);
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6004 }
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6005 else if (vals.is_numeric_type ())
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6006 {
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6007 if (vals.is_complex_type ())
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6008 retval = do_accumarray_sum (idx, vals.complex_array_value (), n);
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6009 else
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6010 retval = do_accumarray_sum (idx, vals.array_value (), n);
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6011 }
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6012 else
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6013 gripe_wrong_type_arg ("accumarray", vals);
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6014 }
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6015 }
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6016 else
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6017 print_usage ();
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6018
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6019 return retval;
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6020 }
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6021
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6022 template <class NDT>
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6023 static NDT
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6024 do_merge (const Array<bool>& mask,
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6025 const NDT& tval, const NDT& fval)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6026 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6027 typedef typename NDT::element_type T;
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6028 dim_vector dv = mask.dims ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6029 NDT retval (dv);
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6030
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6031 bool tscl = tval.numel () == 1, fscl = fval.numel () == 1;
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6032
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6033 if ((! tscl && tval.dims () != dv)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6034 \|\| (! fscl && fval.dims () != dv))
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6035 error ("merge: dimensions mismatch");
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6036 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6037 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6038 T *rv = retval.fortran_vec ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6039 octave_idx_type n = retval.numel ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6040
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6041 const T tv = tval.data (), fv = fval.data ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6042 const bool *mv = mask.data ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6043
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6044 if (tscl)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6045 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6046 if (fscl)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6047 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6048 T ts = tv[0], fs = fv[0];
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6049 for (octave_idx_type i = 0; i < n; i++)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6050 rv[i] = mv[i] ? ts : fs;
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6051 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6052 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6053 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6054 T ts = tv[0];
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6055 for (octave_idx_type i = 0; i < n; i++)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6056 rv[i] = mv[i] ? ts : fv[i];
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6057 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6058 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6059 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6060 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6061 if (fscl)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6062 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6063 T fs = fv[0];
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6064 for (octave_idx_type i = 0; i < n; i++)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6065 rv[i] = mv[i] ? tv[i] : fs;
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6066 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6067 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6068 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6069 for (octave_idx_type i = 0; i < n; i++)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6070 rv[i] = mv[i] ? tv[i] : fv[i];
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6071 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6072 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6073 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6074
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6075 return retval;
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6076 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6077
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6078 #define MAKE_INT_BRANCH(INTX) \
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6079 else if (tval.is_ ## INTX ## _type () && fval.is_ ## INTX ## _type ()) \
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6080 { \
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6081 retval = do_merge (mask, \
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6082 tval.INTX ## _array_value (), \
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6083 fval.INTX ## _array_value ()); \
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6084 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6085
9505 a321a1c227c8 make ifelse an alias or merge Jaroslav Hajek <highegg@gmail.com> parents: 9475 diff changeset	6086 DEFUN (merge, args, ,
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6087 "-- texinfo --\n\
9505 a321a1c227c8 make ifelse an alias or merge Jaroslav Hajek <highegg@gmail.com> parents: 9475 diff changeset	6088 @deftypefn {Built-in Function} {} merge (@var{mask}, @var{tval}, @var{fval})\n\
a321a1c227c8 make ifelse an alias or merge Jaroslav Hajek <highegg@gmail.com> parents: 9475 diff changeset	6089 @deftypefnx {Built-in Function} {} ifelse (@var{mask}, @var{tval}, @var{fval})\n\
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6090 Merges elements of @var{true_val} and @var{false_val}, depending on the value of\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6091 @var{mask}. If @var{mask} is a logical scalar, the other two arguments can be\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6092 arbitrary values. Otherwise, @var{mask} must be a logical array, and @var{tval},\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6093 @var{fval} should be arrays of matching class, or cell arrays.\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6094 In the scalar mask case, @var{tval} is returned if @var{mask} is true, otherwise\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6095 @var{fval} is returned.\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6096 \n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6097 In the array mask case, both @var{tval} and @var{fval} must be either scalars or\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6098 arrays with dimensions equal to @var{mask}. The result is constructed as follows:\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6099 @example\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6100 result(mask) = tval(mask);\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6101 result(! mask) = fval(! mask);\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6102 @end example\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6103 \n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6104 @var{mask} can also be arbitrary numeric type, in which case\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6105 it is first converted to logical.\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6106 @seealso{logical}\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6107 @end deftypefn")
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6108 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6109 int nargin = args.length ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6110 octave_value retval;
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6111
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6112 if (nargin == 3 && args(0).is_numeric_type ())
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6113 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6114 octave_value mask_val = args(0);
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6115
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6116 if (mask_val.is_scalar_type ())
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6117 retval = mask_val.is_true () ? args(1) : args(2);
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6118 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6119 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6120 boolNDArray mask = mask_val.bool_array_value ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6121 octave_value tval = args(1), fval = args(2);
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6122 if (tval.is_double_type () && fval.is_double_type ())
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6123 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6124 if (tval.is_complex_type () \|\| fval.is_complex_type ())
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6125 retval = do_merge (mask,
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6126 tval.complex_array_value (),
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6127 fval.complex_array_value ());
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6128 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6129 retval = do_merge (mask,
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6130 tval.array_value (),
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6131 fval.array_value ());
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6132 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6133 else if (tval.is_single_type () && fval.is_single_type ())
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6134 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6135 if (tval.is_complex_type () \|\| fval.is_complex_type ())
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6136 retval = do_merge (mask,
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6137 tval.float_complex_array_value (),
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6138 fval.float_complex_array_value ());
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6139 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6140 retval = do_merge (mask,
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6141 tval.float_array_value (),
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6142 fval.float_array_value ());
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6143 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6144 else if (tval.is_string () && fval.is_string ())
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6145 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6146 bool sq_string = tval.is_sq_string () \|\| fval.is_sq_string ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6147 retval = octave_value (do_merge (mask,
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6148 tval.char_array_value (),
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6149 fval.char_array_value ()),
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6150 true, sq_string ? '\'' : '"');
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6151
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6152 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6153 else if (tval.is_cell () && fval.is_cell ())
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6154 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6155 retval = do_merge (mask,
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6156 tval.cell_value (),
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6157 fval.cell_value ());
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6158 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6159
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6160 MAKE_INT_BRANCH (int8)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6161 MAKE_INT_BRANCH (int16)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6162 MAKE_INT_BRANCH (int32)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6163 MAKE_INT_BRANCH (int64)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6164 MAKE_INT_BRANCH (uint8)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6165 MAKE_INT_BRANCH (uint16)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6166 MAKE_INT_BRANCH (uint32)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6167 MAKE_INT_BRANCH (uint64)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6168
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6169 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6170 error ("merge: cannot merge %s with %s with array mask",
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6171 tval.class_name ().c_str (),
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6172 fval.class_name ().c_str ());
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6173 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6174 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6175 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6176 print_usage ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6177
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6178 return retval;
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6179 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6180
9505 a321a1c227c8 make ifelse an alias or merge Jaroslav Hajek <highegg@gmail.com> parents: 9475 diff changeset	6181 DEFALIAS (ifelse, merge);
a321a1c227c8 make ifelse an alias or merge Jaroslav Hajek <highegg@gmail.com> parents: 9475 diff changeset	6182
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6183 #undef MAKE_INT_BRANCH
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6184
9513 9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6185 template <class SparseT>
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6186 static SparseT
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6187 do_sparse_diff (const SparseT& array, octave_idx_type order,
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6188 int dim)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6189 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6190 SparseT retval = array;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6191 if (dim == 1)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6192 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6193 octave_idx_type k = retval.columns ();
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6194 while (order > 0 && k > 0)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6195 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6196 idx_vector col1 (':'), col2 (':'), sl1 (1, k), sl2 (0, k-1);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6197 retval = retval.index (col1, sl1, 0) - retval.index (col2, sl2, 0);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6198 assert (retval.columns () == k-1);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6199 order--;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6200 k--;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6201 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6202 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6203 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6204 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6205 octave_idx_type k = retval.rows ();
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6206 while (order > 0 && k > 0)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6207 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6208 idx_vector col1 (':'), col2 (':'), sl1 (1, k), sl2 (0, k-1);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6209 retval = retval.index (sl1, col1, 0) - retval.index (sl2, col2, 0);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6210 assert (retval.rows () == k-1);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6211 order--;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6212 k--;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6213 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6214 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6215
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6216 return retval;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6217 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6218
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6219 static octave_value
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6220 do_diff (const octave_value& array, octave_idx_type order,
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6221 int dim = -1)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6222 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6223 octave_value retval;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6224
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6225 const dim_vector& dv = array.dims ();
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6226 if (dim == -1)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6227 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6228 dim = array.dims ().first_non_singleton ();
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6229
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6230 // Bother Matlab. This behavior is really wicked.
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6231 if (dv(dim) <= order)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6232 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6233 if (dv(dim) == 1)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6234 retval = array.resize (dim_vector (0, 0));
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6235 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6236 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6237 retval = array;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6238 while (order > 0)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6239 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6240 if (dim == dv.length ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6241 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6242 retval = do_diff (array, order, dim - 1);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6243 order = 0;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6244 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6245 else if (dv(dim) == 1)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6246 dim++;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6247 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6248 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6249 retval = do_diff (array, dv(dim) - 1, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6250 order -= dv(dim) - 1;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6251 dim++;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6252 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6253 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6254 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6255
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6256 return retval;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6257 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6258 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6259
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6260 if (array.is_integer_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6261 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6262 if (array.is_int8_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6263 retval = array.int8_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6264 else if (array.is_int16_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6265 retval = array.int16_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6266 else if (array.is_int32_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6267 retval = array.int32_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6268 else if (array.is_int64_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6269 retval = array.int64_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6270 else if (array.is_uint8_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6271 retval = array.uint8_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6272 else if (array.is_uint16_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6273 retval = array.uint16_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6274 else if (array.is_uint32_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6275 retval = array.uint32_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6276 else if (array.is_uint64_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6277 retval = array.uint64_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6278 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6279 panic_impossible ();
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6280 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6281 else if (array.is_sparse_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6282 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6283 if (array.is_complex_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6284 retval = do_sparse_diff (array.sparse_complex_matrix_value (), order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6285 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6286 retval = do_sparse_diff (array.sparse_matrix_value (), order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6287 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6288 else if (array.is_single_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6289 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6290 if (array.is_complex_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6291 retval = array.float_complex_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6292 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6293 retval = array.float_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6294 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6295 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6296 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6297 if (array.is_complex_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6298 retval = array.complex_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6299 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6300 retval = array.array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6301 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6302
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6303 return retval;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6304 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6305
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6306 DEFUN (diff, args, ,
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6307 "-- texinfo --\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6308 @deftypefn {Built-in Function} {} diff (@var{x}, @var{k}, @var{dim})\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6309 If @var{x} is a vector of length @var{n}, @code{diff (@var{x})} is the\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6310 vector of first differences\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6311 @tex\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6312 $x_2 - x_1, \\ldots{}, x_n - x_{n-1}$.\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6313 @end tex\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6314 @ifnottex\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6315 @var{x}(2) - @var{x}(1), @dots{}, @var{x}(n) - @var{x}(n-1).\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6316 @end ifnottex\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6317 \n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6318 If @var{x} is a matrix, @code{diff (@var{x})} is the matrix of column\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6319 differences along the first non-singleton dimension.\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6320 \n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6321 The second argument is optional. If supplied, @code{diff (@var{x},\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6322 @var{k})}, where @var{k} is a non-negative integer, returns the\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6323 @var{k}-th differences. It is possible that @var{k} is larger than\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6324 then first non-singleton dimension of the matrix. In this case,\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6325 @code{diff} continues to take the differences along the next\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6326 non-singleton dimension.\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6327 \n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6328 The dimension along which to take the difference can be explicitly\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6329 stated with the optional variable @var{dim}. In this case the \n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6330 @var{k}-th order differences are calculated along this dimension.\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6331 In the case where @var{k} exceeds @code{size (@var{x}, @var{dim})}\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6332 then an empty matrix is returned.\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6333 @end deftypefn")
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6334 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6335 int nargin = args.length ();
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6336 octave_value retval;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6337
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6338 if (nargin < 1 \|\| nargin > 3)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6339 print_usage ();
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6340 else if (! args(0).is_numeric_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6341 error ("diff: X must be numeric");
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6342
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6343 if (! error_state)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6344 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6345 int dim = -1;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6346 octave_idx_type order = 1;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6347 if (nargin > 1)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6348 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6349 if (args(1).is_scalar_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6350 order = args(1).idx_type_value (true, false);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6351 else if (! args(1).is_zero_by_zero ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6352 error ("order must be a scalar or []");
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6353 if (! error_state && order < 0)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6354 error ("order must be non-negative");
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6355 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6356
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6357 if (nargin > 2)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6358 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6359 dim = args(2).int_value (true, false);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6360 if (! error_state && (dim < 1 \|\| dim > args(0).ndims ()))
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6361 error ("needs a valid dimension");
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6362 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6363 dim -= 1;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6364 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6365
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6366 if (! error_state)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6367 retval = do_diff (args(0), order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6368 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6369
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6370 return retval;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6371 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6372
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6373 /*
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6374
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6375 %!assert (diff ([1, 2, 3, 4]), [1, 1, 1])
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6376 %!assert (diff ([1, 3, 7, 19], 2), [2, 8])
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6377 %!assert (diff ([1, 2; 5, 4; 8, 7; 9, 6; 3, 1]), [4, 2; 3, 3; 1, -1; -6, -5])
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6378 %!assert (diff ([1, 2; 5, 4; 8, 7; 9, 6; 3, 1], 3), [-1, -5; -5, 0])
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6379 %!assert (isempty (diff (1)));
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6380
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6381 %!error diff ([1, 2; 3, 4], -1);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6382
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6383 %!error diff ("foo");
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6384
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6385 %!error diff ();
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6386
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6387 %!error diff (1, 2, 3, 4);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6388
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6389 */
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6390
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	6391 /*
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	6392 ;;; Local Variables: ***
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	6393 ;;; mode: C++ ***
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	6394 ;;; End: ***
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	6395 */

Mercurial > hg > octave-nkf

annotate src/data.cc @ 9585:06b8b51dca48