Mercurial > hg > octave-nkf

annotate liboctave/base-lu.h @ 15283:a95432e7309c stable release-3-6-3

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Version 3.6.3 released. * configure.ac (AC_INIT): Version is now 3.6.3. (OCTAVE_RELEASE_DATE): Now 2012-09-04.
author John W. Eaton <jwe@octave.org>
date Tue, 04 Sep 2012 13:17:13 -0400
parents 72c96de7a403
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1991
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
1 /*
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
2
14138
72c96de7a403 maint: update copyright notices for 2012
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
3 Copyright (C) 1996-2012 John W. Eaton
10521
4d1fc073fbb7 add some missing copyright stmts
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
4 Copyright (C) 2009 VZLU Prague
1991
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
5
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
6 This file is part of Octave.
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
7
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
8 Octave is free software; you can redistribute it and/or modify it
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
9 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: 5307
diff changeset
10 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe]
jwe
parents: 5307
diff changeset
11 option) any later version.
1991
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
12
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
13 Octave is distributed in the hope that it will be useful, but WITHOUT
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
16 for more details.
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
17
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
18 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: 5307
diff changeset
19 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe]
jwe
parents: 5307
diff changeset
20 <http://www.gnu.org/licenses/>.
1991
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
21
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
22 */
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
23
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
24 #if !defined (octave_base_lu_h)
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
25 #define octave_base_lu_h 1
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
26
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
27 #include "MArray.h"
7515
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7017
diff changeset
28 #include "dColVector.h"
8367
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 7515
diff changeset
29 #include "PermMatrix.h"
1991
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
30
8367
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 7515
diff changeset
31 template <class lu_type>
3585
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe]
jwe
parents: 2847
diff changeset
32 class
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe]
jwe
parents: 2847
diff changeset
33 base_lu
1991
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
34 {
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
35 public:
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
36
8367
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 7515
diff changeset
37 typedef typename lu_type::element_type lu_elt_type;
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 7515
diff changeset
38
11505
9a308e96194e more data member initialization fixes
John W. Eaton <jwe@octave.org>
parents: 10521
diff changeset
39 base_lu (void)
9a308e96194e more data member initialization fixes
John W. Eaton <jwe@octave.org>
parents: 10521
diff changeset
40 : a_fact (), l_fact (), ipvt () { }
1991
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
41
11505
9a308e96194e more data member initialization fixes
John W. Eaton <jwe@octave.org>
parents: 10521
diff changeset
42 base_lu (const base_lu& a)
9a308e96194e more data member initialization fixes
John W. Eaton <jwe@octave.org>
parents: 10521
diff changeset
43 : a_fact (a.a_fact), l_fact (a.l_fact), ipvt (a.ipvt) { }
9694
50db3c5175b5 allow unpacked form of LU
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
44
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
45 base_lu (const lu_type& l, const lu_type& u,
9694
50db3c5175b5 allow unpacked form of LU
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
46 const PermMatrix& p);
1991
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
47
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
48 base_lu& operator = (const base_lu& a)
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
49 {
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
50 if (this != &a)
10312
cbc402e64d83 untabify liboctave header files
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
51 {
cbc402e64d83 untabify liboctave header files
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
52 a_fact = a.a_fact;
9694
50db3c5175b5 allow unpacked form of LU
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
53 l_fact = a.l_fact;
10312
cbc402e64d83 untabify liboctave header files
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
54 ipvt = a.ipvt;
cbc402e64d83 untabify liboctave header files
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
55 }
1991
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
56 return *this;
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
57 }
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
58
11505
9a308e96194e more data member initialization fixes
John W. Eaton <jwe@octave.org>
parents: 10521
diff changeset
59 virtual ~base_lu (void) { }
1991
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
60
9694
50db3c5175b5 allow unpacked form of LU
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
61 bool packed (void) const;
50db3c5175b5 allow unpacked form of LU
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
62
50db3c5175b5 allow unpacked form of LU
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
63 void unpack (void);
50db3c5175b5 allow unpacked form of LU
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
64
1991
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
65 lu_type L (void) const;
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
66
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
67 lu_type U (void) const;
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
68
9694
50db3c5175b5 allow unpacked form of LU
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
69 lu_type Y (void) const;
7515
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7017
diff changeset
70
8367
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 7515
diff changeset
71 PermMatrix P (void) const;
1991
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
72
7515
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7017
diff changeset
73 ColumnVector P_vec (void) const;
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7017
diff changeset
74
9715
9f27172fbd1e auto-set MatrixType from certain functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9694
diff changeset
75 bool regular (void) const;
9f27172fbd1e auto-set MatrixType from certain functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9694
diff changeset
76
1991
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
77 protected:
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
78
8367
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 7515
diff changeset
79 Array<octave_idx_type> getp (void) const;
11505
9a308e96194e more data member initialization fixes
John W. Eaton <jwe@octave.org>
parents: 10521
diff changeset
80
9a308e96194e more data member initialization fixes
John W. Eaton <jwe@octave.org>
parents: 10521
diff changeset
81 lu_type a_fact;
9a308e96194e more data member initialization fixes
John W. Eaton <jwe@octave.org>
parents: 10521
diff changeset
82 lu_type l_fact;
9a308e96194e more data member initialization fixes
John W. Eaton <jwe@octave.org>
parents: 10521
diff changeset
83
9694
50db3c5175b5 allow unpacked form of LU
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
84 Array<octave_idx_type> ipvt;
1991
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
85 };
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
86
413f6a81868f [project @ 1996-03-03 00:40:53 by jwe]
jwe
parents:
diff changeset
87 #endif