Mercurial > hg > octave-nkf
annotate liboctave/numeric/randmtzig.h @ 20685:7fa1970a655d
pkg.m: drop check of nargout value, the interpreter already does that.
* scripts/pkg/pkg.m: the interpreter already checks if there was any variable
that got no value assigned, there's no need to make the code more
complicated to cover that. Also, there's no point in calling describe()
with different nargout since it doesn't check nargout.
author | Carnë Draug <carandraug@octave.org> |
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date | Thu, 03 Sep 2015 16:21:08 +0100 |
parents | 4197fc428c7d |
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rev | line source |
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7019 | 1 /* |
2 | |
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3 Copyright (C) 2006-2015 John W. Eaton |
7019 | 4 |
5 This file is part of Octave. | |
6 | |
7 Octave is free software; you can redistribute it and/or modify it | |
8 under the terms of the GNU General Public License as published by the | |
9 Free Software Foundation; either version 3 of the License, or (at your | |
10 option) any later version. | |
11 | |
12 Octave is distributed in the hope that it will be useful, but WITHOUT | |
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
15 for more details. | |
16 | |
17 You should have received a copy of the GNU General Public License | |
18 along with Octave; see the file COPYING. If not, see | |
19 <http://www.gnu.org/licenses/>. | |
20 | |
21 */ | |
22 | |
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23 /* |
5742 | 24 A C-program for MT19937, with initialization improved 2002/2/10. |
25 Coded by Takuji Nishimura and Makoto Matsumoto. | |
26 This is a faster version by taking Shawn Cokus's optimization, | |
27 Matthe Bellew's simplification, Isaku Wada's real version. | |
28 David Bateman added normal and exponential distributions following | |
29 Marsaglia and Tang's Ziggurat algorithm. | |
30 | |
31 Copyright (C) 1997 - 2002, Makoto Matsumoto and Takuji Nishimura, | |
32 Copyright (C) 2004, David Bateman | |
33 All rights reserved. | |
34 | |
35 Redistribution and use in source and binary forms, with or without | |
36 modification, are permitted provided that the following conditions | |
37 are met: | |
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38 |
5742 | 39 1. Redistributions of source code must retain the above copyright |
40 notice, this list of conditions and the following disclaimer. | |
41 | |
42 2. Redistributions in binary form must reproduce the above copyright | |
43 notice, this list of conditions and the following disclaimer in the | |
44 documentation and/or other materials provided with the distribution. | |
45 | |
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46 3. The names of its contributors may not be used to endorse or promote |
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47 products derived from this software without specific prior written |
5742 | 48 permission. |
49 | |
50 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
51 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
52 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
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53 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER |
5742 | 54 OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
55 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
56 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
57 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
58 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
59 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
60 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
61 | |
62 */ | |
63 | |
64 #ifndef _RANDMTZIG_H | |
65 #define _RANDMTZIG_H | |
66 | |
67 #define MT_N 624 | |
68 | |
69 #ifdef __cplusplus | |
70 extern "C" { | |
71 #endif | |
72 | |
73 /* === Mersenne Twister === */ | |
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74 extern OCTAVE_API void oct_init_by_int (uint32_t s); |
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75 extern OCTAVE_API void oct_init_by_array (uint32_t init_key[], int key_length); |
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76 extern OCTAVE_API void oct_init_by_entropy (void); |
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77 extern OCTAVE_API void oct_set_state (uint32_t save[]); |
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78 extern OCTAVE_API void oct_get_state (uint32_t save[]); |
5742 | 79 |
80 /* === Array generators === */ | |
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81 extern OCTAVE_API double oct_randu (void); |
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82 extern OCTAVE_API double oct_randn (void); |
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83 extern OCTAVE_API double oct_rande (void); |
5742 | 84 |
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85 extern OCTAVE_API float oct_float_randu (void); |
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86 extern OCTAVE_API float oct_float_randn (void); |
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87 extern OCTAVE_API float oct_float_rande (void); |
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88 |
5742 | 89 /* === Array generators === */ |
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90 extern OCTAVE_API void oct_fill_randu (octave_idx_type n, double *p); |
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91 extern OCTAVE_API void oct_fill_randn (octave_idx_type n, double *p); |
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92 extern OCTAVE_API void oct_fill_rande (octave_idx_type n, double *p); |
5742 | 93 |
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94 extern OCTAVE_API void oct_fill_float_randu (octave_idx_type n, float *p); |
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parents:
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95 extern OCTAVE_API void oct_fill_float_randn (octave_idx_type n, float *p); |
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96 extern OCTAVE_API void oct_fill_float_rande (octave_idx_type n, float *p); |
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97 |
5742 | 98 #ifdef __cplusplus |
99 } | |
100 #endif | |
101 #endif |