octave: liboctave/numeric/oct-rand.h annotate

annotate liboctave/numeric/oct-rand.h @ 17769:49a5a4be04a1

maint: Use GNU style coding conventions for code in liboctave/ * liboctave/array/Array-C.cc, liboctave/array/Array-b.cc, liboctave/array/Array-ch.cc, liboctave/array/Array-d.cc, liboctave/array/Array-f.cc, liboctave/array/Array-fC.cc, liboctave/array/Array-util.cc, liboctave/array/Array-util.h, liboctave/array/Array.cc, liboctave/array/Array.h, liboctave/array/Array3.h, liboctave/array/CColVector.cc, liboctave/array/CColVector.h, liboctave/array/CDiagMatrix.cc, liboctave/array/CDiagMatrix.h, liboctave/array/CMatrix.cc, liboctave/array/CMatrix.h, liboctave/array/CNDArray.cc, liboctave/array/CNDArray.h, liboctave/array/CRowVector.cc, liboctave/array/CRowVector.h, liboctave/array/CSparse.cc, liboctave/array/CSparse.h, liboctave/array/DiagArray2.h, liboctave/array/MArray.cc, liboctave/array/MArray.h, liboctave/array/MDiagArray2.cc, liboctave/array/MDiagArray2.h, liboctave/array/MSparse.cc, liboctave/array/MSparse.h, liboctave/array/MatrixType.cc, liboctave/array/MatrixType.h, liboctave/array/PermMatrix.h, liboctave/array/Range.cc, liboctave/array/Range.h, liboctave/array/Sparse.cc, liboctave/array/Sparse.h, liboctave/array/boolMatrix.cc, liboctave/array/boolMatrix.h, liboctave/array/boolNDArray.cc, liboctave/array/boolNDArray.h, liboctave/array/boolSparse.cc, liboctave/array/boolSparse.h, liboctave/array/chMatrix.cc, liboctave/array/chMatrix.h, liboctave/array/chNDArray.cc, liboctave/array/chNDArray.h, liboctave/array/dColVector.h, liboctave/array/dDiagMatrix.cc, liboctave/array/dDiagMatrix.h, liboctave/array/dMatrix.cc, liboctave/array/dMatrix.h, liboctave/array/dNDArray.cc, liboctave/array/dNDArray.h, liboctave/array/dRowVector.h, liboctave/array/dSparse.cc, liboctave/array/dSparse.h, liboctave/array/dim-vector.cc, liboctave/array/dim-vector.h, liboctave/array/fCColVector.cc, liboctave/array/fCColVector.h, liboctave/array/fCDiagMatrix.cc, liboctave/array/fCDiagMatrix.h, liboctave/array/fCMatrix.cc, liboctave/array/fCMatrix.h, liboctave/array/fCNDArray.cc, liboctave/array/fCNDArray.h, liboctave/array/fCRowVector.cc, liboctave/array/fCRowVector.h, liboctave/array/fColVector.h, liboctave/array/fDiagMatrix.cc, liboctave/array/fDiagMatrix.h, liboctave/array/fMatrix.cc, liboctave/array/fMatrix.h, liboctave/array/fNDArray.cc, liboctave/array/fNDArray.h, liboctave/array/fRowVector.h, liboctave/array/idx-vector.cc, liboctave/array/idx-vector.h, liboctave/array/intNDArray.cc, liboctave/array/intNDArray.h, liboctave/cruft/misc/blaswrap.c, liboctave/cruft/misc/quit.cc, liboctave/numeric/CmplxCHOL.cc, liboctave/numeric/CmplxCHOL.h, liboctave/numeric/CmplxGEPBAL.cc, liboctave/numeric/CmplxGEPBAL.h, liboctave/numeric/CmplxHESS.h, liboctave/numeric/CmplxLU.cc, liboctave/numeric/CmplxLU.h, liboctave/numeric/CmplxQR.cc, liboctave/numeric/CmplxQRP.cc, liboctave/numeric/CmplxQRP.h, liboctave/numeric/CmplxSCHUR.h, liboctave/numeric/CmplxSVD.cc, liboctave/numeric/CmplxSVD.h, liboctave/numeric/CollocWt.h, liboctave/numeric/DAE.h, liboctave/numeric/DAEFunc.h, liboctave/numeric/DAERT.h, liboctave/numeric/DAERTFunc.h, liboctave/numeric/DASPK.cc, liboctave/numeric/DASRT.cc, liboctave/numeric/DASRT.h, liboctave/numeric/DASSL.cc, liboctave/numeric/DET.h, liboctave/numeric/EIG.cc, liboctave/numeric/EIG.h, liboctave/numeric/LSODE.cc, liboctave/numeric/ODE.h, liboctave/numeric/ODEFunc.h, liboctave/numeric/ODES.h, liboctave/numeric/ODESFunc.h, liboctave/numeric/Quad.cc, liboctave/numeric/Quad.h, liboctave/numeric/SparseCmplxCHOL.h, liboctave/numeric/SparseCmplxLU.cc, liboctave/numeric/SparseCmplxLU.h, liboctave/numeric/SparseCmplxQR.cc, liboctave/numeric/SparseCmplxQR.h, liboctave/numeric/SparseQR.cc, liboctave/numeric/SparseQR.h, liboctave/numeric/SparsedbleCHOL.h, liboctave/numeric/SparsedbleLU.cc, liboctave/numeric/SparsedbleLU.h, liboctave/numeric/base-aepbal.h, liboctave/numeric/base-dae.h, liboctave/numeric/base-de.h, liboctave/numeric/base-lu.cc, liboctave/numeric/base-lu.h, liboctave/numeric/base-min.h, liboctave/numeric/base-qr.h, liboctave/numeric/bsxfun.h, liboctave/numeric/dbleCHOL.cc, liboctave/numeric/dbleCHOL.h, liboctave/numeric/dbleGEPBAL.h, liboctave/numeric/dbleHESS.h, liboctave/numeric/dbleLU.cc, liboctave/numeric/dbleLU.h, liboctave/numeric/dbleQR.cc, liboctave/numeric/dbleQRP.cc, liboctave/numeric/dbleQRP.h, liboctave/numeric/dbleSCHUR.cc, liboctave/numeric/dbleSCHUR.h, liboctave/numeric/dbleSVD.cc, liboctave/numeric/dbleSVD.h, liboctave/numeric/eigs-base.cc, liboctave/numeric/fCmplxAEPBAL.cc, liboctave/numeric/fCmplxAEPBAL.h, liboctave/numeric/fCmplxCHOL.cc, liboctave/numeric/fCmplxCHOL.h, liboctave/numeric/fCmplxGEPBAL.cc, liboctave/numeric/fCmplxGEPBAL.h, liboctave/numeric/fCmplxHESS.h, liboctave/numeric/fCmplxLU.cc, liboctave/numeric/fCmplxLU.h, liboctave/numeric/fCmplxQR.cc, liboctave/numeric/fCmplxQR.h, liboctave/numeric/fCmplxQRP.cc, liboctave/numeric/fCmplxQRP.h, liboctave/numeric/fCmplxSCHUR.cc, liboctave/numeric/fCmplxSCHUR.h, liboctave/numeric/fCmplxSVD.h, liboctave/numeric/fEIG.cc, liboctave/numeric/fEIG.h, liboctave/numeric/floatCHOL.cc, liboctave/numeric/floatCHOL.h, liboctave/numeric/floatGEPBAL.cc, liboctave/numeric/floatGEPBAL.h, liboctave/numeric/floatHESS.h, liboctave/numeric/floatLU.cc, liboctave/numeric/floatLU.h, liboctave/numeric/floatQR.cc, liboctave/numeric/floatQRP.cc, liboctave/numeric/floatQRP.h, liboctave/numeric/floatSCHUR.cc, liboctave/numeric/floatSCHUR.h, liboctave/numeric/floatSVD.cc, liboctave/numeric/floatSVD.h, liboctave/numeric/lo-mappers.cc, liboctave/numeric/lo-mappers.h, liboctave/numeric/lo-specfun.cc, liboctave/numeric/lo-specfun.h, liboctave/numeric/oct-convn.cc, liboctave/numeric/oct-fftw.cc, liboctave/numeric/oct-fftw.h, liboctave/numeric/oct-norm.cc, liboctave/numeric/oct-rand.cc, liboctave/numeric/oct-rand.h, liboctave/numeric/randgamma.c, liboctave/numeric/randgamma.h, liboctave/numeric/randmtzig.c, liboctave/numeric/randpoisson.c, liboctave/numeric/randpoisson.h, liboctave/numeric/sparse-base-chol.h, liboctave/numeric/sparse-base-lu.h, liboctave/numeric/sparse-dmsolve.cc, liboctave/operators/Sparse-diag-op-defs.h, liboctave/operators/Sparse-op-defs.h, liboctave/operators/mx-inlines.cc, liboctave/system/dir-ops.h, liboctave/system/file-ops.cc, liboctave/system/file-stat.cc, liboctave/system/file-stat.h, liboctave/system/lo-sysdep.cc, liboctave/system/lo-sysdep.h, liboctave/system/mach-info.cc, liboctave/system/mach-info.h, liboctave/system/oct-env.cc, liboctave/system/oct-group.cc, liboctave/system/oct-syscalls.cc, liboctave/system/oct-syscalls.h, liboctave/system/oct-time.h, liboctave/system/tempname.c, liboctave/util/action-container.h, liboctave/util/base-list.h, liboctave/util/cmd-edit.cc, liboctave/util/cmd-edit.h, liboctave/util/cmd-hist.cc, liboctave/util/cmd-hist.h, liboctave/util/data-conv.cc, liboctave/util/data-conv.h, liboctave/util/kpse.cc, liboctave/util/lo-array-gripes.cc, liboctave/util/lo-cieee.c, liboctave/util/lo-regexp.cc, liboctave/util/lo-utils.cc, liboctave/util/oct-alloc.cc, liboctave/util/oct-base64.cc, liboctave/util/oct-binmap.h, liboctave/util/oct-cmplx.h, liboctave/util/oct-glob.cc, liboctave/util/oct-inttypes.cc, liboctave/util/oct-inttypes.h, liboctave/util/oct-locbuf.cc, liboctave/util/oct-locbuf.h, liboctave/util/oct-mem.h, liboctave/util/oct-mutex.cc, liboctave/util/oct-refcount.h, liboctave/util/oct-shlib.cc, liboctave/util/oct-shlib.h, liboctave/util/oct-sort.cc, liboctave/util/oct-sort.h, liboctave/util/pathsearch.cc, liboctave/util/pathsearch.h, liboctave/util/sparse-util.cc, liboctave/util/str-vec.cc, liboctave/util/str-vec.h, liboctave/util/unwind-prot.h, liboctave/util/url-transfer.cc, liboctave/util/url-transfer.h: Use GNU style coding conventions.

author	Rik <rik@octave.org>
date	Sat, 26 Oct 2013 18:57:05 -0700
parents	d63878346099
children	ebb3ef964372

rev	line source
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	1 /*
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	2
17744 d63878346099 maint: Update copyright notices for release. John W. Eaton <jwe@octave.org> parents: 15271 diff changeset	3 Copyright (C) 2003-2013 John W. Eaton
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	4
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	5 This file is part of Octave.
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	6
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	7 Octave is free software; you can redistribute it and/or modify it
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	8 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: 6108 diff changeset	9 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6108 diff changeset	10 option) any later version.
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	11
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	12 Octave is distributed in the hope that it will be useful, but WITHOUT
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	15 for more details.
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	16
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	17 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: 6108 diff changeset	18 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6108 diff changeset	19 <http://www.gnu.org/licenses/>.
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	20
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	21 */
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	22
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	23 #if !defined (octave_rand_h)
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	24 #define octave_rand_h 1
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	25
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	26 #include <map>
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	27 #include <string>
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	28
5730 109fdf7b3dcb [project @ 2006-04-03 19:18:26 by jwe] jwe parents: 5307 diff changeset	29 #include "dColVector.h"
4543 79df15d4470c [project @ 2003-10-18 03:53:52 by jwe] jwe parents: 4308 diff changeset	30 #include "dNDArray.h"
14655 43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	31 #include "fNDArray.h"
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	32 #include "lo-ieee.h"
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	33
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	34 class
6108 143b556ce725 [project @ 2006-10-27 01:45:54 by jwe] jwe parents: 5730 diff changeset	35 OCTAVE_API
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	36 octave_rand
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	37 {
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	38 protected:
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	39
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	40 octave_rand (void);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	41
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	42 public:
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	43
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	44 ~octave_rand (void) { }
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	45
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	46 static bool instance_ok (void);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	47
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	48 // Return the current seed.
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	49 static double seed (void)
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	50 {
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	51 return instance_ok () ? instance->do_seed () : octave_NaN;
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	52 }
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	53
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	54 // Set the seed.
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	55 static void seed (double s)
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	56 {
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	57 if (instance_ok ())
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	58 instance->do_seed (s);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	59 }
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	60
10709 92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	61 // Reset the seed.
92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	62 static void reset (void)
92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	63 {
92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	64 if (instance_ok ())
92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	65 instance->do_reset ();
92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	66 }
92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	67
5730 109fdf7b3dcb [project @ 2006-04-03 19:18:26 by jwe] jwe parents: 5307 diff changeset	68 // Return the current state.
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	69 static ColumnVector state (const std::string& d = std::string ())
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	70 {
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	71 return instance_ok () ? instance->do_state (d) : ColumnVector ();
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	72 }
5730 109fdf7b3dcb [project @ 2006-04-03 19:18:26 by jwe] jwe parents: 5307 diff changeset	73
109fdf7b3dcb [project @ 2006-04-03 19:18:26 by jwe] jwe parents: 5307 diff changeset	74 // Set the current state/
7533 ff52243af934 save state separately for each MT random number generator John W. Eaton <jwe@octave.org> parents: 7017 diff changeset	75 static void state (const ColumnVector &s,
10312 cbc402e64d83 untabify liboctave header files John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	76 const std::string& d = std::string ())
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	77 {
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	78 if (instance_ok ())
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	79 instance->do_state (s, d);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	80 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	81
10709 92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	82 // Reset the current state/
92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	83 static void reset (const std::string& d)
92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	84 {
92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	85 if (instance_ok ())
92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	86 instance->do_reset (d);
92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	87 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	88
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	89 // Return the current distribution.
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	90 static std::string distribution (void)
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	91 {
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	92 return instance_ok () ? instance->do_distribution () : std::string ();
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	93 }
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	94
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	95 // Set the current distribution. May be either "uniform" (the
7533 ff52243af934 save state separately for each MT random number generator John W. Eaton <jwe@octave.org> parents: 7017 diff changeset	96 // default), "normal", "exponential", "poisson", or "gamma".
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	97 static void distribution (const std::string& d)
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	98 {
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	99 if (instance_ok ())
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	100 instance->do_distribution (d);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	101 }
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	102
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	103 static void uniform_distribution (void)
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	104 {
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	105 if (instance_ok ())
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	106 instance->do_uniform_distribution ();
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	107 }
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	108
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	109 static void normal_distribution (void)
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	110 {
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	111 if (instance_ok ())
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	112 instance->do_normal_distribution ();
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	113 }
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	114
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	115 static void exponential_distribution (void)
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	116 {
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	117 if (instance_ok ())
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	118 instance->do_exponential_distribution ();
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	119 }
5730 109fdf7b3dcb [project @ 2006-04-03 19:18:26 by jwe] jwe parents: 5307 diff changeset	120
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	121 static void poisson_distribution (void)
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	122 {
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	123 if (instance_ok ())
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	124 instance->do_poisson_distribution ();
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	125 }
5730 109fdf7b3dcb [project @ 2006-04-03 19:18:26 by jwe] jwe parents: 5307 diff changeset	126
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	127 static void gamma_distribution (void)
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	128 {
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	129 if (instance_ok ())
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	130 instance->do_gamma_distribution ();
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	131 }
5730 109fdf7b3dcb [project @ 2006-04-03 19:18:26 by jwe] jwe parents: 5307 diff changeset	132
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	133 // Return the next number from the sequence.
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	134 static double scalar (double a = 1.0)
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	135 {
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	136 return instance_ok () ? instance->do_scalar (a) : octave_NaN;
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	137 }
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	138
14655 43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	139 // Return the next number from the sequence.
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	140 static float float_scalar (float a = 1.0)
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	141 {
14655 43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	142 return instance_ok () ? instance->do_float_scalar (a) : octave_Float_NaN;
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	143 }
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	144
14655 43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	145 // Return an array of numbers from the sequence.
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	146 static Array<double> vector (octave_idx_type n, double a = 1.0)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	147 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	148 return instance_ok () ? instance->do_vector (n, a) : Array<double> ();
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	149 }
14655 43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	150
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	151 // Return an array of numbers from the sequence.
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	152 static Array<float> float_vector (octave_idx_type n, float a = 1.0)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	153 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	154 return instance_ok () ? instance->do_float_vector (n, a) : Array<float> ();
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	155 }
14655 43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	156
4543 79df15d4470c [project @ 2003-10-18 03:53:52 by jwe] jwe parents: 4308 diff changeset	157 // Return an N-dimensional array of numbers from the sequence,
79df15d4470c [project @ 2003-10-18 03:53:52 by jwe] jwe parents: 4308 diff changeset	158 // filled in column major order.
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	159 static NDArray nd_array (const dim_vector& dims, double a = 1.0)
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	160 {
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	161 return instance_ok () ? instance->do_nd_array (dims, a) : NDArray ();
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	162 }
4543 79df15d4470c [project @ 2003-10-18 03:53:52 by jwe] jwe parents: 4308 diff changeset	163
14655 43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	164
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	165 // Return an N-dimensional array of numbers from the sequence,
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	166 // filled in column major order.
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	167 static FloatNDArray float_nd_array (const dim_vector& dims, float a = 1.0)
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	168 {
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	169 return instance_ok () ? instance->do_float_nd_array (dims, a)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	170 : FloatNDArray ();
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	171 }
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	172
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	173 private:
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	174
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	175 static octave_rand *instance;
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	176
13983 7dd7cccf0757 clean up memory allocated for singletons before exit John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	177 static void cleanup_instance (void) { delete instance; instance = 0; }
7dd7cccf0757 clean up memory allocated for singletons before exit John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	178
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	179 enum
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	180 {
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	181 unknown_dist,
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	182 uniform_dist,
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	183 normal_dist,
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	184 expon_dist,
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	185 poisson_dist,
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	186 gamma_dist
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	187 };
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	188
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	189 // Current distribution of random numbers.
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	190 int current_distribution;
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	191
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	192 // If TRUE, use old RANLIB generators. Otherwise, use Mersenne
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	193 // Twister generator.
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	194 bool use_old_generators;
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	195
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	196 // Saved MT states.
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	197 std::map<int, ColumnVector> rand_states;
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	198
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	199 // Return the current seed.
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	200 double do_seed (void);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	201
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	202 // Set the seed.
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	203 void do_seed (double s);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	204
10709 92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	205 // Reset the seed.
92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	206 void do_reset ();
92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	207
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	208 // Return the current state.
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	209 ColumnVector do_state (const std::string& d);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	210
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	211 // Set the current state/
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	212 void do_state (const ColumnVector &s, const std::string& d);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	213
10709 92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	214 // Reset the current state/
92a85ed5b86e Don't special case color_property type when emitting factory default (bug #30118) David Bateman <dbateman@free.fr> parents: 10312 diff changeset	215 void do_reset (const std::string& d);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	216
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	217 // Return the current distribution.
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	218 std::string do_distribution (void);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	219
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	220 // Set the current distribution. May be either "uniform" (the
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	221 // default), "normal", "exponential", "poisson", or "gamma".
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	222 void do_distribution (const std::string& d);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	223
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	224 void do_uniform_distribution (void);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	225
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	226 void do_normal_distribution (void);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	227
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	228 void do_exponential_distribution (void);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	229
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	230 void do_poisson_distribution (void);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	231
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	232 void do_gamma_distribution (void);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	233
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	234 // Return the next number from the sequence.
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	235 double do_scalar (double a = 1.);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	236
14655 43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	237 // Return the next number from the sequence.
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	238 float do_float_scalar (float a = 1.);
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	239
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	240 // Return an array of numbers from the sequence.
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	241 Array<double> do_vector (octave_idx_type n, double a = 1.);
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	242
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	243 // Return an array of numbers from the sequence.
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	244 Array<float> do_float_vector (octave_idx_type n, float a = 1.);
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	245
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	246 // Return an N-dimensional array of numbers from the sequence,
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	247 // filled in column major order.
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	248 NDArray do_nd_array (const dim_vector& dims, double a = 1.);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	249
14655 43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	250 // Return an N-dimensional array of numbers from the sequence,
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	251 // filled in column major order.
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	252 FloatNDArray do_float_nd_array (const dim_vector& dims, float a = 1.);
7537 a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	253
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	254 // Some helper functions.
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	255
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	256 void initialize_ranlib_generators (void);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	257
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	258 void initialize_mersenne_twister (void);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	259
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	260 ColumnVector get_internal_state (void);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	261
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	262 void save_state (void);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	263
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	264 int get_dist_id (const std::string& d);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	265
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	266 void set_internal_state (const ColumnVector& s);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	267
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	268 void switch_to_generator (int dist);
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	269
a2950622f070 make octave_rand a proper singleton class John W. Eaton <jwe@octave.org> parents: 7533 diff changeset	270 void fill (octave_idx_type len, double *v, double a);
14655 43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	271
43db83eff9db Implement single precision rand, randn, rande, randg and randp generators (bug #34351, #36293) David Bateman <dbateman@free.fr> parents: 14138 diff changeset	272 void fill (octave_idx_type len, float *v, float a);
4308 b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	273 };
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	274
b738d1a02adb [project @ 2003-01-24 19:37:12 by jwe] jwe parents: diff changeset	275 #endif

Mercurial > octave

annotate liboctave/numeric/oct-rand.h @ 17769:49a5a4be04a1