octave: libinterp/corefcn/det.cc annotate

annotate libinterp/corefcn/det.cc @ 21100:e39e05d90788

Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. * libinterp/corefcn/errwarn.h, libinterp/corefcn/errwarn.cc: New header and .cc file with common errors and warnings for libinterp. * libinterp/corefcn/module.mk: Add errwarn.h, errwarn.cc to build system. * liboctave/util/lo-array-errwarn.h, liboctave/util/lo-array-errwarn.cc: New header and .cc file with common errors and warnings for liboctave. * liboctave/util/module.mk: Add lo-array-errwarn.h, lo-array-errwarn.cc to build system. * lo-array-gripes.h: #include "lo-array-errwarn.h" for access to class index_exception. Remove const char *error_id_XXX prototypes. * lo-array-gripes.cc: Remove const char *error_id_XXX initializations. Remove index_exception method definitions. * Cell.cc, __pchip_deriv__.cc, __qp__.cc, balance.cc, betainc.cc, cellfun.cc, daspk.cc, dasrt.cc, dassl.cc, data.cc, debug.cc, defaults.cc, det.cc, dirfns.cc, eig.cc, fft.cc, fft2.cc, fftn.cc, find.cc, gammainc.cc, gcd.cc, getgrent.cc, getpwent.cc, graphics.in.h, help.cc, hess.cc, hex2num.cc, input.cc, inv.cc, jit-typeinfo.cc, load-save.cc, lookup.cc, ls-hdf5.cc, ls-mat-ascii.cc, ls-mat4.cc, ls-mat5.cc, ls-oct-binary.cc, ls-oct-text.cc, lsode.cc, lu.cc, luinc.cc, max.cc, mgorth.cc, oct-hist.cc, oct-procbuf.cc, oct-stream.cc, oct.h, pager.cc, pinv.cc, pr-output.cc, quad.cc, qz.cc, rand.cc, rcond.cc, regexp.cc, schur.cc, sparse-xdiv.cc, sparse-xpow.cc, sparse.cc, spparms.cc, sqrtm.cc, str2double.cc, strfind.cc, strfns.cc, sub2ind.cc, svd.cc, sylvester.cc, syscalls.cc, typecast.cc, utils.cc, variables.cc, xdiv.cc, xnorm.cc, xpow.cc, __eigs__.cc, __glpk__.cc, __magick_read__.cc, __osmesa_print__.cc, audiodevinfo.cc, audioread.cc, chol.cc, dmperm.cc, fftw.cc, qr.cc, symbfact.cc, symrcm.cc, ov-base-diag.cc, ov-base-int.cc, ov-base-mat.cc, ov-base-scalar.cc, ov-base-sparse.cc, ov-base.cc, ov-bool-mat.cc, ov-bool-sparse.cc, ov-bool.cc, ov-builtin.cc, ov-cell.cc, ov-ch-mat.cc, ov-class.cc, ov-complex.cc, ov-complex.h, ov-cs-list.cc, ov-cx-diag.cc, ov-cx-mat.cc, ov-cx-sparse.cc, ov-fcn-handle.cc, ov-fcn-inline.cc, ov-float.cc, ov-float.h, ov-flt-complex.cc, ov-flt-complex.h, ov-flt-cx-diag.cc, ov-flt-cx-mat.cc, ov-flt-re-mat.cc, ov-int16.cc, ov-int32.cc, ov-int64.cc, ov-int8.cc, ov-intx.h, ov-mex-fcn.cc, ov-perm.cc, ov-range.cc, ov-re-mat.cc, ov-re-sparse.cc, ov-scalar.cc, ov-scalar.h, ov-str-mat.cc, ov-struct.cc, ov-type-conv.h, ov-uint16.cc, ov-uint32.cc, ov-uint64.cc, ov-uint8.cc, ov-usr-fcn.cc, ov.cc, op-b-b.cc, op-b-bm.cc, op-b-sbm.cc, op-bm-b.cc, op-bm-bm.cc, op-bm-sbm.cc, op-cdm-cdm.cc, op-cell.cc, op-chm.cc, op-class.cc, op-cm-cm.cc, op-cm-cs.cc, op-cm-m.cc, op-cm-s.cc, op-cm-scm.cc, op-cm-sm.cc, op-cs-cm.cc, op-cs-cs.cc, op-cs-m.cc, op-cs-s.cc, op-cs-scm.cc, op-cs-sm.cc, op-dm-dm.cc, op-dm-scm.cc, op-dm-sm.cc, op-dms-template.cc, op-double-conv.cc, op-fcdm-fcdm.cc, op-fcdm-fdm.cc, op-fcm-fcm.cc, op-fcm-fcs.cc, op-fcm-fm.cc, op-fcm-fs.cc, op-fcn.cc, op-fcs-fcm.cc, op-fcs-fcs.cc, op-fcs-fm.cc, op-fcs-fs.cc, op-fdm-fdm.cc, op-float-conv.cc, op-fm-fcm.cc, op-fm-fcs.cc, op-fm-fm.cc, op-fm-fs.cc, op-fs-fcm.cc, op-fs-fcs.cc, op-fs-fm.cc, op-fs-fs.cc, op-i16-i16.cc, op-i32-i32.cc, op-i64-i64.cc, op-i8-i8.cc, op-int-concat.cc, op-int-conv.cc, op-int.h, op-m-cm.cc, op-m-cs.cc, op-m-m.cc, op-m-s.cc, op-m-scm.cc, op-m-sm.cc, op-pm-pm.cc, op-pm-scm.cc, op-pm-sm.cc, op-range.cc, op-s-cm.cc, op-s-cs.cc, op-s-m.cc, op-s-s.cc, op-s-scm.cc, op-s-sm.cc, op-sbm-b.cc, op-sbm-bm.cc, op-sbm-sbm.cc, op-scm-cm.cc, op-scm-cs.cc, op-scm-m.cc, op-scm-s.cc, op-scm-scm.cc, op-scm-sm.cc, op-sm-cm.cc, op-sm-cs.cc, op-sm-m.cc, op-sm-s.cc, op-sm-scm.cc, op-sm-sm.cc, op-str-m.cc, op-str-s.cc, op-str-str.cc, op-struct.cc, op-ui16-ui16.cc, op-ui32-ui32.cc, op-ui64-ui64.cc, op-ui8-ui8.cc, ops.h, lex.ll, pt-assign.cc, pt-eval.cc, pt-idx.cc, pt-loop.cc, pt-mat.cc, pt-stmt.cc, Array-util.cc, Array-util.h, Array.cc, CColVector.cc, CDiagMatrix.cc, CMatrix.cc, CNDArray.cc, CRowVector.cc, CSparse.cc, DiagArray2.cc, MDiagArray2.cc, MSparse.cc, PermMatrix.cc, Range.cc, Sparse.cc, dColVector.cc, dDiagMatrix.cc, dMatrix.cc, dNDArray.cc, dRowVector.cc, dSparse.cc, fCColVector.cc, fCDiagMatrix.cc, fCMatrix.cc, fCNDArray.cc, fCRowVector.cc, fColVector.cc, fDiagMatrix.cc, fMatrix.cc, fNDArray.cc, fRowVector.cc, idx-vector.cc, CmplxGEPBAL.cc, dbleGEPBAL.cc, fCmplxGEPBAL.cc, floatGEPBAL.cc, Sparse-diag-op-defs.h, Sparse-op-defs.h, Sparse-perm-op-defs.h, mx-inlines.cc, mx-op-defs.h, oct-binmap.h: Replace 'include "gripes.h"' with 'include "errwarn.h". Change all gripe_XXX to err_XXX or warn_XXX or errwarn_XXX.

author	Rik <rik@octave.org>
date	Mon, 18 Jan 2016 18:28:06 -0800
parents	6176560b03d9
children	3d0d84305600

rev	line source
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	1 /*
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	2
19697 4197fc428c7d maint: Update copyright notices for 2015. John W. Eaton <jwe@octave.org> parents: 19593 diff changeset	3 Copyright (C) 1996-2015 John W. Eaton
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	4
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	5 This file is part of Octave.
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	6
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	7 Octave is free software; you can redistribute it and/or modify it
295f037b4b3e [project @ 1997-05-05 05:32:33 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: 5823 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: 5823 diff changeset	10 option) any later version.
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	11
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	12 Octave is distributed in the hope that it will be useful, but WITHOUT
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	15 for more details.
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	16
295f037b4b3e [project @ 1997-05-05 05:32:33 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: 5823 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: 5823 diff changeset	19 <http://www.gnu.org/licenses/>.
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	20
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	21 */
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	22
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	23 #ifdef HAVE_CONFIG_H
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	24 #include <config.h>
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	25 #endif
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	26
8335 64cf956a109c templatize & fix DET Jaroslav Hajek <highegg@gmail.com> parents: 7973 diff changeset	27 #include "DET.h"
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	28
15039 e753177cde93 maint: Move non-dynamically linked functions from DLD-FUNCTIONS/ to corefcn/ directory Rik <rik@octave.org> parents: 14501 diff changeset	29 #include "defun.h"
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	30 #include "error.h"
21100 e39e05d90788 Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. Rik <rik@octave.org> parents: 21024 diff changeset	31 #include "errwarn.h"
20940 48b2ad5ee801 maint: Rename oct-obj.[cc\|h] to ovl.[cc\|h] for clarity. Rik <rik@octave.org> parents: 20898 diff changeset	32 #include "ovl.h"
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	33 #include "utils.h"
8371 c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	34 #include "ops.h"
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	35
8337 e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	36 #include "ov-re-mat.h"
e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	37 #include "ov-cx-mat.h"
e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	38 #include "ov-flt-re-mat.h"
e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	39 #include "ov-flt-cx-mat.h"
8371 c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	40 #include "ov-re-diag.h"
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	41 #include "ov-cx-diag.h"
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	42 #include "ov-flt-re-diag.h"
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	43 #include "ov-flt-cx-diag.h"
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	44 #include "ov-perm.h"
8337 e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	45
e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	46 #define MAYBE_CAST(VAR, CLASS) \
e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	47 const CLASS *VAR = arg.type_id () == CLASS::static_type_id () ? \
e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	48 dynamic_cast<const CLASS *> (&arg.get_rep ()) : 0
e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	49
15039 e753177cde93 maint: Move non-dynamically linked functions from DLD-FUNCTIONS/ to corefcn/ directory Rik <rik@octave.org> parents: 14501 diff changeset	50 DEFUN (det, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	51 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	52 @deftypefn {} {} det (@var{A})\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	53 @deftypefnx {} {[@var{d}, @var{rcond}] =} det (@var{A})\n\
11553 01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	54 Compute the determinant of @var{A}.\n\
01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	55 \n\
01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	56 Return an estimate of the reciprocal condition number if requested.\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10155 diff changeset	57 \n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19738 diff changeset	58 Programming Notes: Routines from @sc{lapack} are used for full matrices and\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19738 diff changeset	59 code from @sc{umfpack} is used for sparse matrices.\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10155 diff changeset	60 \n\
11553 01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	61 The determinant should not be used to check a matrix for singularity.\n\
01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	62 For that, use any of the condition number functions: @code{cond},\n\
01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	63 @code{condest}, @code{rcond}.\n\
01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	64 @seealso{cond, condest, rcond}\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3014 diff changeset	65 @end deftypefn")
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	66 {
20819 f428cbe7576f eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20802 diff changeset	67 if (args.length () != 1)
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20555 diff changeset	68 print_usage ();
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	69
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	70 octave_value arg = args(0);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	71
7505 f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7017 diff changeset	72 octave_idx_type nr = arg.rows ();
f5005d9510f4 Remove dispatched sparse functions and treat in the generic versions of the functions David Bateman <dbateman@free.fr> parents: 7017 diff changeset	73 octave_idx_type nc = arg.columns ();
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	74
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	75 if (nr == 0 && nc == 0)
20892 c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	76 return octave_value (1.0);
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	77
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	78 int arg_is_empty = empty_arg ("det", nr, nc);
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	79 if (arg_is_empty < 0)
20941 a4f5da7c5463 maint: Replace "octave_value_list ()" with "ovl ()". Rik <rik@octave.org> parents: 20940 diff changeset	80 return ovl ();
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	81 if (arg_is_empty > 0)
20892 c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	82 return octave_value (1.0);
8337 e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	83
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	84 if (nr != nc)
21100 e39e05d90788 Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. Rik <rik@octave.org> parents: 21024 diff changeset	85 err_square_matrix_required ("det");
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	86
20892 c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	87 octave_value_list retval (2);
c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	88
8371 c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	89 bool isfloat = arg.is_single_type ();
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7650 diff changeset	90
8371 c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	91 if (arg.is_diag_matrix ())
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	92 {
20892 c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	93 if (nargout <= 1)
c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	94 retval.resize (1);
c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	95
8371 c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	96 if (arg.is_complex_type ())
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	97 {
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	98 if (isfloat)
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	99 {
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	100 retval(0) = arg.float_complex_diag_matrix_value ()
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	101 .determinant ().value ();
8371 c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	102 if (nargout > 1)
8916 a2878ba31a9e add diag & perm matrix query methods to octave_value Jaroslav Hajek <highegg@gmail.com> parents: 8371 diff changeset	103 retval(1) = arg.float_complex_diag_matrix_value ().rcond ();
8371 c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	104 }
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	105 else
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	106 {
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	107 retval(0) = arg.complex_diag_matrix_value ()
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	108 .determinant ().value ();
8371 c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	109 if (nargout > 1)
8916 a2878ba31a9e add diag & perm matrix query methods to octave_value Jaroslav Hajek <highegg@gmail.com> parents: 8371 diff changeset	110 retval(1) = arg.complex_diag_matrix_value ().rcond ();
8371 c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	111 }
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	112 }
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	113 else
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	114 {
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	115 if (isfloat)
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	116 {
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	117 retval(0) = arg.float_diag_matrix_value ()
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	118 .determinant ().value ();
8371 c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	119 if (nargout > 1)
8916 a2878ba31a9e add diag & perm matrix query methods to octave_value Jaroslav Hajek <highegg@gmail.com> parents: 8371 diff changeset	120 retval(1) = arg.float_diag_matrix_value ().rcond ();
8371 c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	121 }
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	122 else
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	123 {
8916 a2878ba31a9e add diag & perm matrix query methods to octave_value Jaroslav Hajek <highegg@gmail.com> parents: 8371 diff changeset	124 retval(0) = arg.diag_matrix_value ().determinant ().value ();
8371 c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	125 if (nargout > 1)
8916 a2878ba31a9e add diag & perm matrix query methods to octave_value Jaroslav Hajek <highegg@gmail.com> parents: 8371 diff changeset	126 retval(1) = arg.diag_matrix_value ().rcond ();
8371 c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	127 }
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	128 }
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	129 }
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	130 else if (arg.is_perm_matrix ())
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	131 {
20892 c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	132 if (nargout <= 1)
c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	133 retval.resize (1);
c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	134
8960 93f18f166aba remove float perm matrices Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	135 retval(0) = static_cast<double> (arg.perm_matrix_value ().determinant ());
93f18f166aba remove float perm matrices Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	136 if (nargout > 1)
93f18f166aba remove float perm matrices Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	137 retval(1) = 1.0;
8371 c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	138 }
c3f7e2549abb make det & inv aware of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8337 diff changeset	139 else if (arg.is_single_type ())
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	140 {
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7650 diff changeset	141 if (arg.is_real_type ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	142 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	143 octave_idx_type info;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	144 float rcond = 0.0;
20898 8da80da1ac37 maint: Use ovl() more places in the code. Rik <rik@octave.org> parents: 20892 diff changeset	145 // Always compute rcond, so we can detect singular matrices.
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	146 FloatMatrix m = arg.float_matrix_value ();
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	147
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	148 MAYBE_CAST (rep, octave_float_matrix);
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	149 MatrixType mtype = rep ? rep -> matrix_type () : MatrixType ();
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	150 FloatDET det = m.determinant (mtype, info, rcond);
20892 c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	151 retval(0) = info == -1 ? 0.0f : det.value ();
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	152 retval(1) = rcond;
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	153 if (rep)
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	154 rep->matrix_type (mtype);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	155 }
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7650 diff changeset	156 else if (arg.is_complex_type ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	157 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	158 octave_idx_type info;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	159 float rcond = 0.0;
20898 8da80da1ac37 maint: Use ovl() more places in the code. Rik <rik@octave.org> parents: 20892 diff changeset	160 // Always compute rcond, so we can detect singular matrices.
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	161 FloatComplexMatrix m = arg.float_complex_matrix_value ();
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	162
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	163 MAYBE_CAST (rep, octave_float_complex_matrix);
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	164 MatrixType mtype = rep ? rep -> matrix_type () : MatrixType ();
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	165 FloatComplexDET det = m.determinant (mtype, info, rcond);
20892 c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	166 retval(0) = info == -1 ? FloatComplex (0.0) : det.value ();
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	167 retval(1) = rcond;
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	168 if (rep)
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	169 rep->matrix_type (mtype);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	170 }
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	171 }
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	172 else
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7650 diff changeset	173 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7650 diff changeset	174 if (arg.is_real_type ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	175 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	176 octave_idx_type info;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	177 double rcond = 0.0;
20898 8da80da1ac37 maint: Use ovl() more places in the code. Rik <rik@octave.org> parents: 20892 diff changeset	178 // Always compute rcond, so we can detect singular matrices.
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	179 if (arg.is_sparse_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	180 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	181 SparseMatrix m = arg.sparse_matrix_value ();
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	182
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	183 DET det = m.determinant (info, rcond);
20892 c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	184 retval(0) = info == -1 ? 0.0 : det.value ();
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	185 retval(1) = rcond;
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	186 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	187 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	188 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	189 Matrix m = arg.matrix_value ();
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	190
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	191 MAYBE_CAST (rep, octave_matrix);
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	192 MatrixType mtype = rep ? rep -> matrix_type ()
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	193 : MatrixType ();
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	194 DET det = m.determinant (mtype, info, rcond);
20892 c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	195 retval(0) = info == -1 ? 0.0 : det.value ();
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	196 retval(1) = rcond;
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	197 if (rep)
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	198 rep->matrix_type (mtype);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	199 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	200 }
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7650 diff changeset	201 else if (arg.is_complex_type ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	202 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	203 octave_idx_type info;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	204 double rcond = 0.0;
20898 8da80da1ac37 maint: Use ovl() more places in the code. Rik <rik@octave.org> parents: 20892 diff changeset	205 // Always compute rcond, so we can detect singular matrices.
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	206 if (arg.is_sparse_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	207 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	208 SparseComplexMatrix m = arg.sparse_complex_matrix_value ();
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	209
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	210 ComplexDET det = m.determinant (info, rcond);
20892 c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	211 retval(0) = info == -1 ? Complex (0.0) : det.value ();
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	212 retval(1) = rcond;
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	213 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	214 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	215 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	216 ComplexMatrix m = arg.complex_matrix_value ();
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	217
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	218 MAYBE_CAST (rep, octave_complex_matrix);
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	219 MatrixType mtype = rep ? rep -> matrix_type ()
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	220 : MatrixType ();
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	221 ComplexDET det = m.determinant (mtype, info, rcond);
20892 c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	222 retval(0) = info == -1 ? Complex (0.0) : det.value ();
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	223 retval(1) = rcond;
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	224 if (rep)
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20172 diff changeset	225 rep->matrix_type (mtype);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	226 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9209 diff changeset	227 }
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7650 diff changeset	228 else
21100 e39e05d90788 Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. Rik <rik@octave.org> parents: 21024 diff changeset	229 err_wrong_type_arg ("det", arg);
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7650 diff changeset	230 }
20892 c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	231
2928 295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	232 return retval;
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	233 }
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	234
295f037b4b3e [project @ 1997-05-05 05:32:33 by jwe] jwe parents: diff changeset	235 /*
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	236 %!assert (det ([1, 2; 3, 4]), -2, 10*eps)
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	237 %!assert (det (single ([1, 2; 3, 4])), single (-2), 10*eps ("single"))
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	238 %!error det ()
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	239 %!error det (1, 2)
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	240 %!error <argument must be a square matrix> det ([1, 2; 3, 4; 5, 6])
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7789 diff changeset	241 */

Mercurial > octave

annotate libinterp/corefcn/det.cc @ 21100:e39e05d90788