octave: libinterp/corefcn/matrix

annotate libinterp/corefcn/matrix_type.cc @ 31605:e88a07dec498 stable

maint: Use macros to begin/end C++ namespaces. * oct-conf-post-public.in.h: Define two macros (OCTAVE_BEGIN_NAMESPACE, OCTAVE_END_NAMESPACE) that can be used to start/end a namespace. * mk-opts.pl, build-env.h, build-env.in.cc, __betainc__.cc, __contourc__.cc, __dsearchn__.cc, __eigs__.cc, __expint__.cc, __ftp__.cc, __gammainc__.cc, __ichol__.cc, __ilu__.cc, __isprimelarge__.cc, __lin_interpn__.cc, __magick_read__.cc, __pchip_deriv__.cc, __qp__.cc, amd.cc, auto-shlib.cc, auto-shlib.h, balance.cc, base-text-renderer.cc, base-text-renderer.h, besselj.cc, bitfcns.cc, bsxfun.cc, c-file-ptr-stream.cc, c-file-ptr-stream.h, call-stack.cc, call-stack.h, ccolamd.cc, cellfun.cc, chol.cc, colamd.cc, colloc.cc, conv2.cc, daspk.cc, dasrt.cc, dassl.cc, data.cc, data.h, debug.cc, defaults.cc, defaults.h, defun-int.h, defun.cc, det.cc, dirfns.cc, display.cc, display.h, dlmread.cc, dmperm.cc, dot.cc, dynamic-ld.cc, dynamic-ld.h, eig.cc, ellipj.cc, environment.cc, environment.h, error.cc, error.h, errwarn.h, event-manager.cc, event-manager.h, event-queue.cc, event-queue.h, fcn-info.cc, fcn-info.h, fft.cc, fft2.cc, fftn.cc, file-io.cc, filter.cc, find.cc, ft-text-renderer.cc, ft-text-renderer.h, gcd.cc, getgrent.cc, getpwent.cc, getrusage.cc, givens.cc, gl-render.cc, gl-render.h, gl2ps-print.cc, gl2ps-print.h, graphics-toolkit.cc, graphics-toolkit.h, graphics.cc, graphics.in.h, gsvd.cc, gtk-manager.cc, gtk-manager.h, hash.cc, help.cc, help.h, hess.cc, hex2num.cc, hook-fcn.cc, hook-fcn.h, input.cc, input.h, interpreter-private.cc, interpreter-private.h, interpreter.cc, interpreter.h, inv.cc, jsondecode.cc, jsonencode.cc, kron.cc, latex-text-renderer.cc, latex-text-renderer.h, load-path.cc, load-path.h, load-save.cc, load-save.h, lookup.cc, ls-ascii-helper.cc, ls-ascii-helper.h, ls-oct-text.cc, ls-utils.cc, ls-utils.h, lsode.cc, lu.cc, mappers.cc, matrix_type.cc, max.cc, mex-private.h, mex.cc, mgorth.cc, nproc.cc, oct-fstrm.cc, oct-fstrm.h, oct-hdf5-types.cc, oct-hdf5-types.h, oct-hist.cc, oct-hist.h, oct-iostrm.cc, oct-iostrm.h, oct-opengl.h, oct-prcstrm.cc, oct-prcstrm.h, oct-procbuf.cc, oct-procbuf.h, oct-process.cc, oct-process.h, oct-stdstrm.h, oct-stream.cc, oct-stream.h, oct-strstrm.cc, oct-strstrm.h, oct-tex-lexer.in.ll, oct-tex-parser.yy, ordqz.cc, ordschur.cc, pager.cc, pager.h, pinv.cc, pow2.cc, pr-flt-fmt.cc, pr-output.cc, procstream.cc, procstream.h, psi.cc, qr.cc, quad.cc, quadcc.cc, qz.cc, rand.cc, rcond.cc, regexp.cc, schur.cc, settings.cc, settings.h, sighandlers.cc, sighandlers.h, sparse-xdiv.cc, sparse-xdiv.h, sparse-xpow.cc, sparse-xpow.h, sparse.cc, spparms.cc, sqrtm.cc, stack-frame.cc, stack-frame.h, stream-euler.cc, strfind.cc, strfns.cc, sub2ind.cc, svd.cc, sylvester.cc, symbfact.cc, syminfo.cc, syminfo.h, symrcm.cc, symrec.cc, symrec.h, symscope.cc, symscope.h, symtab.cc, symtab.h, syscalls.cc, sysdep.cc, sysdep.h, text-engine.cc, text-engine.h, text-renderer.cc, text-renderer.h, time.cc, toplev.cc, tril.cc, tsearch.cc, typecast.cc, url-handle-manager.cc, url-handle-manager.h, urlwrite.cc, utils.cc, utils.h, variables.cc, variables.h, xdiv.cc, xdiv.h, xnorm.cc, xnorm.h, xpow.cc, xpow.h, __delaunayn__.cc, __fltk_uigetfile__.cc, __glpk__.cc, __init_fltk__.cc, __init_gnuplot__.cc, __ode15__.cc, __voronoi__.cc, audiodevinfo.cc, audioread.cc, convhulln.cc, fftw.cc, gzip.cc, mk-build-env-features.sh, mk-builtins.pl, cdef-class.cc, cdef-class.h, cdef-fwd.h, cdef-manager.cc, cdef-manager.h, cdef-method.cc, cdef-method.h, cdef-object.cc, cdef-object.h, cdef-package.cc, cdef-package.h, cdef-property.cc, cdef-property.h, cdef-utils.cc, cdef-utils.h, ov-base.cc, ov-base.h, ov-bool-mat.cc, ov-builtin.h, ov-cell.cc, ov-class.cc, ov-class.h, ov-classdef.cc, ov-classdef.h, ov-complex.cc, ov-fcn-handle.cc, ov-fcn-handle.h, ov-fcn.h, ov-java.cc, ov-java.h, ov-mex-fcn.h, ov-null-mat.cc, ov-oncleanup.cc, ov-struct.cc, ov-typeinfo.cc, ov-typeinfo.h, ov-usr-fcn.cc, ov-usr-fcn.h, ov.cc, ov.h, octave.cc, octave.h, mk-ops.sh, 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-dm-template.cc, op-dms-template.cc, op-fcdm-fcdm.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-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-m-cm.cc, op-m-cs.cc, op-m-m.cc, op-m-s.cc, op-m-scm.cc, op-m-sm.cc, op-mi.cc, op-pm-pm.cc, op-pm-scm.cc, op-pm-sm.cc, op-pm-template.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, anon-fcn-validator.cc, anon-fcn-validator.h, bp-table.cc, bp-table.h, comment-list.cc, comment-list.h, filepos.h, lex.h, lex.ll, oct-lvalue.cc, oct-lvalue.h, oct-parse.yy, parse.h, profiler.cc, profiler.h, pt-anon-scopes.cc, pt-anon-scopes.h, pt-arg-list.cc, pt-arg-list.h, pt-args-block.cc, pt-args-block.h, pt-array-list.cc, pt-array-list.h, pt-assign.cc, pt-assign.h, pt-binop.cc, pt-binop.h, pt-bp.cc, pt-bp.h, pt-cbinop.cc, pt-cbinop.h, pt-cell.cc, pt-cell.h, pt-check.cc, pt-check.h, pt-classdef.cc, pt-classdef.h, pt-cmd.h, pt-colon.cc, pt-colon.h, pt-const.cc, pt-const.h, pt-decl.cc, pt-decl.h, pt-eval.cc, pt-eval.h, pt-except.cc, pt-except.h, pt-exp.cc, pt-exp.h, pt-fcn-handle.cc, pt-fcn-handle.h, pt-id.cc, pt-id.h, pt-idx.cc, pt-idx.h, pt-jump.h, pt-loop.cc, pt-loop.h, pt-mat.cc, pt-mat.h, pt-misc.cc, pt-misc.h, pt-pr-code.cc, pt-pr-code.h, pt-select.cc, pt-select.h, pt-spmd.cc, pt-spmd.h, pt-stmt.cc, pt-stmt.h, pt-tm-const.cc, pt-tm-const.h, pt-unop.cc, pt-unop.h, pt-vm-eval.cc, pt-walk.cc, pt-walk.h, pt.cc, pt.h, token.cc, token.h, Range.cc, Range.h, idx-vector.cc, idx-vector.h, range-fwd.h, CollocWt.cc, CollocWt.h, aepbalance.cc, aepbalance.h, chol.cc, chol.h, gepbalance.cc, gepbalance.h, gsvd.cc, gsvd.h, hess.cc, hess.h, lo-mappers.cc, lo-mappers.h, lo-specfun.cc, lo-specfun.h, lu.cc, lu.h, oct-convn.cc, oct-convn.h, oct-fftw.cc, oct-fftw.h, oct-norm.cc, oct-norm.h, oct-rand.cc, oct-rand.h, oct-spparms.cc, oct-spparms.h, qr.cc, qr.h, qrp.cc, qrp.h, randgamma.cc, randgamma.h, randmtzig.cc, randmtzig.h, randpoisson.cc, randpoisson.h, schur.cc, schur.h, sparse-chol.cc, sparse-chol.h, sparse-lu.cc, sparse-lu.h, sparse-qr.cc, sparse-qr.h, svd.cc, svd.h, child-list.cc, child-list.h, dir-ops.cc, dir-ops.h, file-ops.cc, file-ops.h, file-stat.cc, file-stat.h, lo-sysdep.cc, lo-sysdep.h, lo-sysinfo.cc, lo-sysinfo.h, mach-info.cc, mach-info.h, oct-env.cc, oct-env.h, oct-group.cc, oct-group.h, oct-password.cc, oct-password.h, oct-syscalls.cc, oct-syscalls.h, oct-time.cc, oct-time.h, oct-uname.cc, oct-uname.h, action-container.cc, action-container.h, base-list.h, cmd-edit.cc, cmd-edit.h, cmd-hist.cc, cmd-hist.h, f77-fcn.h, file-info.cc, file-info.h, lo-array-errwarn.cc, lo-array-errwarn.h, lo-hash.cc, lo-hash.h, lo-ieee.h, lo-regexp.cc, lo-regexp.h, lo-utils.cc, lo-utils.h, oct-base64.cc, oct-base64.h, oct-glob.cc, oct-glob.h, oct-inttypes.h, oct-mutex.cc, oct-mutex.h, oct-refcount.h, oct-shlib.cc, oct-shlib.h, oct-sparse.cc, oct-sparse.h, oct-string.h, octave-preserve-stream-state.h, pathsearch.cc, pathsearch.h, quit.cc, quit.h, unwind-prot.cc, unwind-prot.h, url-transfer.cc, url-transfer.h : Use new macros to begin/end C++ namespaces.

author	Rik <rik@octave.org>
date	Thu, 01 Dec 2022 14:23:45 -0800
parents	61134c8dd8e8
children	aac27ad79be6

rev	line source
27923 bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	1 ////////////////////////////////////////////////////////////////////////
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	2 //
30564 796f54d4ddbf update Octave Project Developers copyright for the new year John W. Eaton <jwe@octave.org> parents: 29958 diff changeset	3 // Copyright (C) 2005-2022 The Octave Project Developers
27923 bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	4 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	5 // See the file COPYRIGHT.md in the top-level directory of this
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	6 // distribution or <https://octave.org/copyright/>.
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	7 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	8 // This file is part of Octave.
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	9 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	10 // Octave is free software: you can redistribute it and/or modify it
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	11 // under the terms of the GNU General Public License as published by
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	12 // the Free Software Foundation, either version 3 of the License, or
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	13 // (at your option) any later version.
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	14 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	15 // Octave is distributed in the hope that it will be useful, but
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	16 // WITHOUT ANY WARRANTY; without even the implied warranty of
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	18 // GNU General Public License for more details.
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	19 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	20 // You should have received a copy of the GNU General Public License
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	21 // along with Octave; see the file COPYING. If not, see
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	22 // <https://www.gnu.org/licenses/>.
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	23 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	24 ////////////////////////////////////////////////////////////////////////
5323 e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	25
21724 aba2e6293dd8 use "#if ..." consistently instead of "#ifdef" and "#ifndef" John W. Eaton <jwe@octave.org> parents: 21547 diff changeset	26 #if defined (HAVE_CONFIG_H)
21301 40de9f8f23a6 Use '#include "config.h"' rather than <config.h>. Rik <rik@octave.org> parents: 21200 diff changeset	27 # include "config.h"
5323 e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	28 #endif
e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	29
5403 7bdddf96f028 [project @ 2005-07-07 16:46:23 by jwe] jwe parents: 5324 diff changeset	30 #include <algorithm>
7bdddf96f028 [project @ 2005-07-07 16:46:23 by jwe] jwe parents: 5324 diff changeset	31
5323 e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	32 #include "ov.h"
15039 e753177cde93 maint: Move non-dynamically linked functions from DLD-FUNCTIONS/ to corefcn/ directory Rik <rik@octave.org> parents: 14846 diff changeset	33 #include "defun.h"
5323 e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	34 #include "error.h"
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	35 #include "ov-re-mat.h"
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	36 #include "ov-cx-mat.h"
5323 e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	37 #include "ov-re-sparse.h"
e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	38 #include "ov-cx-sparse.h"
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	39 #include "MatrixType.h"
8377 25bc2d31e1bf improve OCTAVE_LOCAL_BUFFER Jaroslav Hajek <highegg@gmail.com> parents: 8325 diff changeset	40 #include "oct-locbuf.h"
5323 e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	41
31605 e88a07dec498 maint: Use macros to begin/end C++ namespaces. Rik <rik@octave.org> parents: 30712 diff changeset	42 OCTAVE_BEGIN_NAMESPACE(octave)
29958 32c3a5805893 move DEFUN and DEFMETHOD functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29359 diff changeset	43
15039 e753177cde93 maint: Move non-dynamically linked functions from DLD-FUNCTIONS/ to corefcn/ directory Rik <rik@octave.org> parents: 14846 diff changeset	44 DEFUN (matrix_type, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	45 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	46 @deftypefn {} {@var{type} =} matrix_type (@var{A})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	47 @deftypefnx {} {@var{type} =} matrix_type (@var{A}, "nocompute")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	48 @deftypefnx {} {@var{A} =} matrix_type (@var{A}, @var{type})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	49 @deftypefnx {} {@var{A} =} matrix_type (@var{A}, "upper", @var{perm})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	50 @deftypefnx {} {@var{A} =} matrix_type (@var{A}, "lower", @var{perm})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	51 @deftypefnx {} {@var{A} =} matrix_type (@var{A}, "banded", @var{nl}, @var{nu})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	52 Identify the matrix type or mark a matrix as a particular type.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	53
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	54 This allows more rapid solutions of linear equations involving @var{A} to be
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	55 performed.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	56
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	57 Called with a single argument, @code{matrix_type} returns the type of the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	58 matrix and caches it for future use.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	59
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	60 Called with more than one argument, @code{matrix_type} allows the type of
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	61 the matrix to be defined.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	62
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	63 If the option @qcode{"nocompute"} is given, the function will not attempt
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	64 to guess the type if it is still unknown. This is useful for debugging
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	65 purposes.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	66
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	67 The possible matrix types depend on whether the matrix is full or sparse,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	68 and can be one of the following
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	69
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	70 @table @asis
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	71 @item @qcode{"unknown"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	72 Remove any previously cached matrix type, and mark type as unknown.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	73
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	74 @item @qcode{"full"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	75 Mark the matrix as full.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	76
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	77 @item @qcode{"positive definite"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	78 Probable full positive definite matrix.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	79
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	80 @item @qcode{"diagonal"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	81 Diagonal matrix. (Sparse matrices only)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	82
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	83 @item @qcode{"permuted diagonal"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	84 Permuted Diagonal matrix. The permutation does not need to be specifically
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	85 indicated, as the structure of the matrix explicitly gives this. (Sparse
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	86 matrices only)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	87
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	88 @item @qcode{"upper"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	89 Upper triangular. If the optional third argument @var{perm} is given, the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	90 matrix is assumed to be a permuted upper triangular with the permutations
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	91 defined by the vector @var{perm}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	92
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	93 @item @qcode{"lower"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	94 Lower triangular. If the optional third argument @var{perm} is given, the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	95 matrix is assumed to be a permuted lower triangular with the permutations
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	96 defined by the vector @var{perm}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	97
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	98 @item @qcode{"banded"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	99 @itemx @qcode{"banded positive definite"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	100 Banded matrix with the band size of @var{nl} below the diagonal and @var{nu}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	101 above it. If @var{nl} and @var{nu} are 1, then the matrix is tridiagonal
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	102 and treated with specialized code. In addition the matrix can be marked as
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	103 probably a positive definite. (Sparse matrices only)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	104
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	105 @item @qcode{"singular"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	106 The matrix is assumed to be singular and will be treated with a minimum norm
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	107 solution.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	108
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	109 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	110
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	111 Note that the matrix type will be discovered automatically on the first
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	112 attempt to solve a linear equation involving @var{A}. Therefore
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	113 @code{matrix_type} is only useful to give Octave hints of the matrix type.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	114 Incorrectly defining the matrix type will result in incorrect results from
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	115 solutions of linear equations; it is entirely @strong{the responsibility of
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	116 the user} to correctly identify the matrix type.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	117
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	118 Also, the test for positive definiteness is a low-cost test for a Hermitian
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	119 matrix with a real positive diagonal. This does not guarantee that the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	120 matrix is positive definite, but only that it is a probable candidate. When
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	121 such a matrix is factorized, a Cholesky@tie{}factorization is first
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	122 attempted, and if that fails the matrix is then treated with an
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	123 LU@tie{}factorization. Once the matrix has been factorized,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	124 @code{matrix_type} will return the correct classification of the matrix.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	125 @end deftypefn */)
5323 e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	126 {
e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	127 int nargin = args.length ();
e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	128
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	129 if (nargin == 0 \|\| nargin > 4)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5785 diff changeset	130 print_usage ();
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	131
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	132 bool autocomp = true;
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	133 if (nargin == 2 && args(1).is_string ()
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	134 && args(1).string_value () == "nocompute")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	135 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	136 nargin = 1;
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	137 autocomp = false;
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	138 }
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	139
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	140 octave_value retval;
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	141
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	142 if (args(0).is_scalar_type ())
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	143 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	144 if (nargin == 1)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	145 retval = octave_value ("Diagonal");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	146 else
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	147 retval = args(0);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	148 }
23583 b7747a2c88b2 maint: Deprecate is_sparse_type and replace with issparse. Rik <rik@octave.org> parents: 23581 diff changeset	149 else if (args(0).issparse ())
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	150 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	151 if (nargin == 1)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	152 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	153 MatrixType mattyp;
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	154
23581 c3075ae020e1 maint: Deprecate is_complex_type and replace with iscomplex. Rik <rik@octave.org> parents: 23220 diff changeset	155 if (args(0).iscomplex ())
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	156 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	157 mattyp = args(0).matrix_type ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	158
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	159 if (mattyp.is_unknown () && autocomp)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	160 {
27277 db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 26376 diff changeset	161 SparseComplexMatrix m
db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 26376 diff changeset	162 = args(0).sparse_complex_matrix_value ();
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	163
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	164 mattyp = MatrixType (m);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	165 args(0).matrix_type (mattyp);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	166 }
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	167 }
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	168 else
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	169 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	170 mattyp = args(0).matrix_type ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	171
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	172 if (mattyp.is_unknown () && autocomp)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	173 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	174 SparseMatrix m = args(0).sparse_matrix_value ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	175
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	176 mattyp = MatrixType (m);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	177 args(0).matrix_type (mattyp);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	178 }
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	179 }
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	180
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	181 int typ = mattyp.type ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	182
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	183 if (typ == MatrixType::Diagonal)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	184 retval = octave_value ("Diagonal");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	185 else if (typ == MatrixType::Permuted_Diagonal)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	186 retval = octave_value ("Permuted Diagonal");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	187 else if (typ == MatrixType::Upper)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	188 retval = octave_value ("Upper");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	189 else if (typ == MatrixType::Permuted_Upper)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	190 retval = octave_value ("Permuted Upper");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	191 else if (typ == MatrixType::Lower)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	192 retval = octave_value ("Lower");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	193 else if (typ == MatrixType::Permuted_Lower)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	194 retval = octave_value ("Permuted Lower");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	195 else if (typ == MatrixType::Banded)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	196 retval = octave_value ("Banded");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	197 else if (typ == MatrixType::Banded_Hermitian)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	198 retval = octave_value ("Banded Positive Definite");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	199 else if (typ == MatrixType::Tridiagonal)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	200 retval = octave_value ("Tridiagonal");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	201 else if (typ == MatrixType::Tridiagonal_Hermitian)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	202 retval = octave_value ("Tridiagonal Positive Definite");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	203 else if (typ == MatrixType::Hermitian)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	204 retval = octave_value ("Positive Definite");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	205 else if (typ == MatrixType::Rectangular)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	206 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	207 if (args(0).rows () == args(0).columns ())
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	208 retval = octave_value ("Singular");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	209 else
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	210 retval = octave_value ("Rectangular");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	211 }
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	212 else if (typ == MatrixType::Full)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	213 retval = octave_value ("Full");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	214 else
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	215 retval = octave_value ("Unknown");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	216 }
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	217 else
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	218 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	219 // Ok, we're changing the matrix type
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	220 std::string str_typ = args(1).xstring_value ("matrix_type: TYPE must be a string");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	221
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	222 // FIXME: why do I have to explicitly call the constructor?
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	223 MatrixType mattyp = MatrixType ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	224
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	225 octave_idx_type nl = 0;
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	226 octave_idx_type nu = 0;
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	227
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	228 // Use STL function to convert to lower case
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	229 std::transform (str_typ.begin (), str_typ.end (),
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	230 str_typ.begin (), tolower);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	231
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	232 if (str_typ == "diagonal")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	233 mattyp.mark_as_diagonal ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	234 if (str_typ == "permuted diagonal")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	235 mattyp.mark_as_permuted_diagonal ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	236 else if (str_typ == "upper")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	237 mattyp.mark_as_upper_triangular ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	238 else if (str_typ == "lower")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	239 mattyp.mark_as_lower_triangular ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	240 else if (str_typ == "banded"
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	241 \|\| str_typ == "banded positive definite")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	242 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	243 if (nargin != 4)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	244 error ("matrix_type: banded matrix type requires 4 arguments");
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	245
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	246 nl = args(2).xnint_value ("matrix_type: band size NL, NU must be integers");
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	247 nu = args(3).xnint_value ("matrix_type: band size NL, NU must be integers");
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	248
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	249 if (nl == 1 && nu == 1)
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	250 mattyp.mark_as_tridiagonal ();
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	251 else
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	252 mattyp.mark_as_banded (nu, nl);
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	253
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	254 if (str_typ == "banded positive definite")
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	255 mattyp.mark_as_symmetric ();
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	256 }
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	257 else if (str_typ == "positive definite")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	258 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	259 mattyp.mark_as_full ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	260 mattyp.mark_as_symmetric ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	261 }
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	262 else if (str_typ == "singular")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	263 mattyp.mark_as_rectangular ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	264 else if (str_typ == "full")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	265 mattyp.mark_as_full ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	266 else if (str_typ == "unknown")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	267 mattyp.invalidate_type ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	268 else
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	269 error ("matrix_type: Unknown matrix type %s", str_typ.c_str ());
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	270
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	271 if (nargin == 3
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	272 && (str_typ == "upper" \|\| str_typ == "lower"))
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	273 {
26354 409120c6bf43 matrix_type.cc: Fix static analyzer detected issues (bug #55347). Rik <rik@octave.org> parents: 25054 diff changeset	274 const ColumnVector perm = args(2).xvector_value ("matrix_type: Invalid permutation vector PERM");
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	275
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	276 octave_idx_type len = perm.numel ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	277 dim_vector dv = args(0).dims ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	278
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	279 if (len != dv(0))
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	280 error ("matrix_type: Invalid permutation vector PERM");
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	281
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	282 OCTAVE_LOCAL_BUFFER (octave_idx_type, p, len);
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	283
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	284 for (octave_idx_type i = 0; i < len; i++)
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	285 p[i] = static_cast<octave_idx_type> (perm (i)) - 1;
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	286
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	287 mattyp.mark_as_permuted (len, p);
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	288 }
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	289 else if (nargin != 2
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	290 && str_typ != "banded positive definite"
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	291 && str_typ != "banded")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	292 error ("matrix_type: Invalid number of arguments");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	293
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	294 // Set the matrix type
23581 c3075ae020e1 maint: Deprecate is_complex_type and replace with iscomplex. Rik <rik@octave.org> parents: 23220 diff changeset	295 if (args(0).iscomplex ())
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	296 retval = octave_value (args(0).sparse_complex_matrix_value (),
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	297 mattyp);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	298 else
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	299 retval = octave_value (args(0).sparse_matrix_value (),
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	300 mattyp);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	301 }
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	302 }
5323 e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	303 else
e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	304 {
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	305 if (nargin == 1)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	306 {
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	307 MatrixType mattyp;
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	308
23581 c3075ae020e1 maint: Deprecate is_complex_type and replace with iscomplex. Rik <rik@octave.org> parents: 23220 diff changeset	309 if (args(0).iscomplex ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	310 {
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	311 mattyp = args(0).matrix_type ();
5323 e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	312
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	313 if (mattyp.is_unknown () && autocomp)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	314 {
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	315 if (args(0).is_single_type ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	316 {
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	317 FloatComplexMatrix m;
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	318 m = args(0).float_complex_matrix_value ();
20557 b10432a40432 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20443 diff changeset	319
b10432a40432 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20443 diff changeset	320 mattyp = MatrixType (m);
b10432a40432 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20443 diff changeset	321 args(0).matrix_type (mattyp);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	322 }
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	323 else
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	324 {
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	325 ComplexMatrix m = args(0).complex_matrix_value ();
20557 b10432a40432 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20443 diff changeset	326
b10432a40432 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20443 diff changeset	327 mattyp = MatrixType (m);
b10432a40432 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20443 diff changeset	328 args(0).matrix_type (mattyp);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	329 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	330 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	331 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	332 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	333 {
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	334 mattyp = args(0).matrix_type ();
19403 03067dab10ca Use stricter input validation when looking for a string as input (bug #42651). Rik <rik@octave.org> parents: 18678 diff changeset	335
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	336 if (mattyp.is_unknown () && autocomp)
20582 ba2b07c13913 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20557 diff changeset	337 {
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	338 if (args(0).is_single_type ())
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	339 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	340 FloatMatrix m = args(0).float_matrix_value ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	341
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	342 mattyp = MatrixType (m);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	343 args(0).matrix_type (mattyp);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	344 }
20582 ba2b07c13913 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20557 diff changeset	345 else
ba2b07c13913 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20557 diff changeset	346 {
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	347 Matrix m = args(0).matrix_value ();
5323 e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	348
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	349 mattyp = MatrixType (m);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	350 args(0).matrix_type (mattyp);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	351 }
20582 ba2b07c13913 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20557 diff changeset	352 }
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	353 }
20582 ba2b07c13913 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20557 diff changeset	354
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	355 int typ = mattyp.type ();
20703 85e5efae848a eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	356
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	357 if (typ == MatrixType::Upper)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	358 retval = octave_value ("Upper");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	359 else if (typ == MatrixType::Permuted_Upper)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	360 retval = octave_value ("Permuted Upper");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	361 else if (typ == MatrixType::Lower)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	362 retval = octave_value ("Lower");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	363 else if (typ == MatrixType::Permuted_Lower)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	364 retval = octave_value ("Permuted Lower");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	365 else if (typ == MatrixType::Hermitian)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	366 retval = octave_value ("Positive Definite");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	367 else if (typ == MatrixType::Rectangular)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	368 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	369 if (args(0).rows () == args(0).columns ())
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	370 retval = octave_value ("Singular");
20582 ba2b07c13913 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20557 diff changeset	371 else
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	372 retval = octave_value ("Rectangular");
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	373 }
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	374 else if (typ == MatrixType::Full)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	375 retval = octave_value ("Full");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	376 else
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	377 retval = octave_value ("Unknown");
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	378 }
5323 e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	379 else
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	380 {
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	381 // Ok, we're changing the matrix type
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	382 std::string str_typ = args(1).xstring_value ("matrix_type: TYPE must be a string");
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	383
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	384 // FIXME: why do I have to explicitly call the constructor?
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	385 MatrixType mattyp = MatrixType (MatrixType::Unknown, true);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	386
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	387 // Use STL function to convert to lower case
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	388 std::transform (str_typ.begin (), str_typ.end (),
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	389 str_typ.begin (), tolower);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	390
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	391 if (str_typ == "upper")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	392 mattyp.mark_as_upper_triangular ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	393 else if (str_typ == "lower")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	394 mattyp.mark_as_lower_triangular ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	395 else if (str_typ == "positive definite")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	396 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	397 mattyp.mark_as_full ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	398 mattyp.mark_as_symmetric ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	399 }
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	400 else if (str_typ == "singular")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	401 mattyp.mark_as_rectangular ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	402 else if (str_typ == "full")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	403 mattyp.mark_as_full ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	404 else if (str_typ == "unknown")
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	405 mattyp.invalidate_type ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	406 else
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	407 error ("matrix_type: Unknown matrix type %s", str_typ.c_str ());
20557 b10432a40432 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20443 diff changeset	408
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	409 if (nargin == 3 && (str_typ == "upper" \|\| str_typ == "lower"))
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	410 {
26354 409120c6bf43 matrix_type.cc: Fix static analyzer detected issues (bug #55347). Rik <rik@octave.org> parents: 25054 diff changeset	411 const ColumnVector perm = args(2).xvector_value ("matrix_type: Invalid permutation vector PERM");
20557 b10432a40432 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20443 diff changeset	412
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	413 octave_idx_type len = perm.numel ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	414 dim_vector dv = args(0).dims ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	415
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	416 if (len != dv(0))
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	417 error ("matrix_type: Invalid permutation vector PERM");
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	418
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	419 OCTAVE_LOCAL_BUFFER (octave_idx_type, p, len);
20557 b10432a40432 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20443 diff changeset	420
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	421 for (octave_idx_type i = 0; i < len; i++)
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	422 p[i] = static_cast<octave_idx_type> (perm (i)) - 1;
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	423
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	424 mattyp.mark_as_permuted (len, p);
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	425 }
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	426 else if (nargin != 2)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	427 error ("matrix_type: Invalid number of arguments");
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	428
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	429 // Set the matrix type
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	430 if (args(0).is_single_type ())
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	431 {
23581 c3075ae020e1 maint: Deprecate is_complex_type and replace with iscomplex. Rik <rik@octave.org> parents: 23220 diff changeset	432 if (args(0).iscomplex ())
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	433 retval = octave_value (args(0).float_complex_matrix_value (),
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	434 mattyp);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	435 else
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	436 retval = octave_value (args(0).float_matrix_value (),
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	437 mattyp);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	438 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	439 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	440 {
23581 c3075ae020e1 maint: Deprecate is_complex_type and replace with iscomplex. Rik <rik@octave.org> parents: 23220 diff changeset	441 if (args(0).iscomplex ())
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	442 retval = octave_value (args(0).complex_matrix_value (),
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	443 mattyp);
20582 ba2b07c13913 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20557 diff changeset	444 else
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20704 diff changeset	445 retval = octave_value (args(0).matrix_value (), mattyp);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	446 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9758 diff changeset	447 }
5323 e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	448 }
e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	449
e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	450 return retval;
e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	451 }
e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	452
e5a68648db9c [project @ 2005-04-29 13:10:36 by dbateman] dbateman parents: diff changeset	453 /*
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	454 ## FIXME:
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	455 ## Disable tests for lower under-determined and upper over-determined
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7567 diff changeset	456 ## matrices as this detection is disabled in MatrixType due to issues
5681 233d98d95659 [project @ 2006-03-16 17:48:55 by dbateman] dbateman parents: 5631 diff changeset	457 ## of non minimum norm solution being found.
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	458
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	459 %!assert (matrix_type (speye (10,10)), "Diagonal")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	460 %!assert (matrix_type (speye (10,10)([2:10,1],:)), "Permuted Diagonal")
30346 91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	461 %!assert (matrix_type ([[speye(10,10);sparse(1,10)],[1;sparse(9,1);1]]),
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	462 %! "Upper")
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	463 %!assert (matrix_type ([[speye(10,10);sparse(1,10)],[1;sparse(9,1);1]](:,[2,1,3:11])),
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	464 %! "Permuted Upper")
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	465 %!assert (matrix_type ([speye(10,10),sparse(10,1);1,sparse(1,9),1]), "Lower")
30346 91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	466 %!assert (matrix_type ([speye(10,10),sparse(10,1);1,sparse(1,9),1]([2,1,3:11],:)),
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	467 %! "Permuted Lower")
5610 9761b7d24e9e [project @ 2006-02-09 09:12:02 by dbateman] dbateman parents: 5506 diff changeset	468
9761b7d24e9e [project @ 2006-02-09 09:12:02 by dbateman] dbateman parents: 5506 diff changeset	469 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	470 %! bnd = spparms ("bandden");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	471 %! spparms ("bandden", 0.5);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	472 %! a = spdiags (rand (10,3)-0.5,[-1,0,1],10,10);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	473 %! assert (matrix_type (a), "Tridiagonal");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	474 %! assert (matrix_type (a'+a+2*speye (10)), "Tridiagonal Positive Definite");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	475 %! spparms ("bandden", bnd);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	476 %!test
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	477 %! bnd=spparms ("bandden");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	478 %! spparms ("bandden", 0.5);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	479 %! a = spdiags (randn (10,4),[-2:1],10,10);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	480 %! assert (matrix_type (a), "Banded");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	481 %! assert (matrix_type (a'*a), "Banded Positive Definite");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	482 %! spparms ("bandden", bnd);
5610 9761b7d24e9e [project @ 2006-02-09 09:12:02 by dbateman] dbateman parents: 5506 diff changeset	483 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	484 %! a = [speye(10,10),[sparse(9,1);1];-1,sparse(1,9),1];
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	485 %! assert (matrix_type (a), "Full");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	486 %! assert (matrix_type (a'*a), "Positive Definite");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	487
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	488 %!assert (matrix_type (speye (10,11)), "Diagonal")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	489 %!assert (matrix_type (speye (10,11)([2:10,1],:)), "Permuted Diagonal")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	490 %!assert (matrix_type (speye (11,10)), "Diagonal")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	491 %!assert (matrix_type (speye (11,10)([2:11,1],:)), "Permuted Diagonal")
30346 91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	492 %!#assert (matrix_type ([[speye(10,10);sparse(1,10)],[[1,1];sparse(9,2);[1,1]]]), "Upper")
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	493 %!#assert (matrix_type ([[speye(10,10);sparse(1,10)],[[1,1];sparse(9,2);[1,1]]](:,[2,1,3:12])), "Permuted Upper")
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	494 %!assert (matrix_type ([speye(11,9),[1;sparse(8,1);1;0]]), "Upper")
30346 91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	495 %!assert (matrix_type ([speye(11,9),[1;sparse(8,1);1;0]](:,[2,1,3:10])),
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	496 %! "Permuted Upper")
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	497
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	498 %!#assert (matrix_type ([speye(10,10),sparse(10,1);[1;1],sparse(2,9),[1;1]]),
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	499 %! "Lower")
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	500 %!#assert (matrix_type ([speye(10,10),sparse(10,1);[1;1],sparse(2,9),[1;1]]([2,1,3:12],:)),
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	501 %! "Permuted Lower")
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	502 %!assert (matrix_type ([speye(9,11);[1,sparse(1,8),1,0]]), "Lower")
30346 91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	503 %!assert (matrix_type ([speye(9,11);[1,sparse(1,8),1,0]]([2,1,3:10],:)),
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	504 %! "Permuted Lower")
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	505 %!assert (matrix_type (spdiags (randn (10,4),[-2:1],10,9)), "Rectangular")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	506
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	507 %!assert (matrix_type (1i*speye (10,10)), "Diagonal")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	508 %!assert (matrix_type (1i*speye (10,10)([2:10,1],:)), "Permuted Diagonal")
30346 91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	509 %!assert (matrix_type ([[speye(10,10);sparse(1,10)],[1i;sparse(9,1);1]]),
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	510 %! "Upper")
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	511 %!assert (matrix_type ([[speye(10,10);sparse(1,10)],[1i;sparse(9,1);1]](:,[2,1,3:11])),
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	512 %! "Permuted Upper")
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	513 %!assert (matrix_type ([speye(10,10),sparse(10,1);1i,sparse(1,9),1]), "Lower")
30346 91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	514 %!assert (matrix_type ([speye(10,10),sparse(10,1);1i,sparse(1,9),1]([2,1,3:11],:)),
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	515 %! "Permuted Lower")
5610 9761b7d24e9e [project @ 2006-02-09 09:12:02 by dbateman] dbateman parents: 5506 diff changeset	516
9761b7d24e9e [project @ 2006-02-09 09:12:02 by dbateman] dbateman parents: 5506 diff changeset	517 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	518 %! bnd = spparms ("bandden");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	519 %! spparms ("bandden", 0.5);
30346 91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	520 %! assert (matrix_type (spdiags (1i*randn (10,3),[-1,0,1],10,10)),
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	521 %! "Tridiagonal");
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	522 %! a = 1i*(rand (9,1)-0.5);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	523 %! a = [[a;0],ones(10,1),[0;-a]];
30346 91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	524 %! assert (matrix_type (spdiags (a,[-1,0,1],10,10)),
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	525 %! "Tridiagonal Positive Definite");
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	526 %! spparms ("bandden", bnd);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	527 %!test
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	528 %! bnd = spparms ("bandden");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	529 %! spparms ("bandden", 0.5);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	530 %! assert (matrix_type (spdiags (1i*randn (10,4),[-2:1],10,10)), "Banded");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	531 %! a = 1i*(rand (9,2)-0.5);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	532 %! a = [[a;[0,0]],ones(10,1),[[0;-a(:,2)],[0;0;-a(1:8,1)]]];
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	533 %! assert (matrix_type (spdiags (a,[-2:2],10,10)), "Banded Positive Definite");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	534 %! spparms ("bandden", bnd);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	535 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	536 %! a = [speye(10,10),[sparse(9,1);1i];-1,sparse(1,9),1];
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	537 %! assert (matrix_type (a), "Full");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	538 %! assert (matrix_type (a'*a), "Positive Definite");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	539
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	540 %!assert (matrix_type (1i*speye (10,11)), "Diagonal")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	541 %!assert (matrix_type (1i*speye (10,11)([2:10,1],:)), "Permuted Diagonal")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	542 %!assert (matrix_type (1i*speye (11,10)), "Diagonal")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	543 %!assert (matrix_type (1i*speye (11,10)([2:11,1],:)), "Permuted Diagonal")
30712 61134c8dd8e8 maint: Use documented pattern for disabling BIST assert test. Rik <rik@octave.org> parents: 30565 diff changeset	544 %!#assert (matrix_type ([[speye(10,10);sparse(1,10)],[[1i,1i];sparse(9,2);[1i,1i]]]), "Upper")
61134c8dd8e8 maint: Use documented pattern for disabling BIST assert test. Rik <rik@octave.org> parents: 30565 diff changeset	545 %!#assert (matrix_type ([[speye(10,10);sparse(1,10)],[[1i,1i];sparse(9,2);[1i,1i]]](:,[2,1,3:12])), "Permuted Upper")
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	546 %!assert (matrix_type ([speye(11,9),[1i;sparse(8,1);1i;0]]), "Upper")
30346 91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	547 %!assert (matrix_type ([speye(11,9),[1i;sparse(8,1);1i;0]](:,[2,1,3:10])),
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	548 %! "Permuted Upper")
30712 61134c8dd8e8 maint: Use documented pattern for disabling BIST assert test. Rik <rik@octave.org> parents: 30565 diff changeset	549 %!#assert (matrix_type ([speye(10,10),sparse(10,1);[1i;1i],sparse(2,9),[1i;1i]]), "Lower")
61134c8dd8e8 maint: Use documented pattern for disabling BIST assert test. Rik <rik@octave.org> parents: 30565 diff changeset	550 %!#assert (matrix_type ([speye(10,10),sparse(10,1);[1i;1i],sparse(2,9),[1i;1i]]([2,1,3:12],:)), "Permuted Lower")
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	551 %!assert (matrix_type ([speye(9,11);[1i,sparse(1,8),1i,0]]), "Lower")
30346 91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	552 %!assert (matrix_type ([speye(9,11);[1i,sparse(1,8),1i,0]]([2,1,3:10],:)),
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599) Rik <rik@octave.org> parents: 29958 diff changeset	553 %! "Permuted Lower")
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	554 %!assert (matrix_type (1i*spdiags(randn(10,4),[-2:1],10,9)), "Rectangular")
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	555
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	556 %!test
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	557 %! a = matrix_type (spdiags (randn (10,3),[-1,0,1],10,10), "Singular");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	558 %! assert (matrix_type (a), "Singular");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	559
28915 c40a367a84c0 maint: Use Octave convention of space after function name in libinterp/. Rik <rik@octave.org> parents: 27923 diff changeset	560 %!assert (matrix_type (triu (ones (10,10))), "Upper")
c40a367a84c0 maint: Use Octave convention of space after function name in libinterp/. Rik <rik@octave.org> parents: 27923 diff changeset	561 %!assert (matrix_type (triu (ones (10,10),-1)), "Full")
c40a367a84c0 maint: Use Octave convention of space after function name in libinterp/. Rik <rik@octave.org> parents: 27923 diff changeset	562 %!assert (matrix_type (tril (ones (10,10))), "Lower")
c40a367a84c0 maint: Use Octave convention of space after function name in libinterp/. Rik <rik@octave.org> parents: 27923 diff changeset	563 %!assert (matrix_type (tril (ones (10,10),1)), "Full")
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	564 %!assert (matrix_type (10*eye (10,10) + ones (10,10)), "Positive Definite")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	565 %!assert (matrix_type (ones (11,10)), "Rectangular")
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	566 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	567 %! a = matrix_type (ones (10,10), "Singular");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	568 %! assert (matrix_type (a), "Singular");
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	569
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	570 %!assert (matrix_type (triu (1i*ones (10,10))), "Upper")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	571 %!assert (matrix_type (triu (1i*ones (10,10),-1)), "Full")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	572 %!assert (matrix_type (tril (1i*ones (10,10))), "Lower")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	573 %!assert (matrix_type (tril (1i*ones (10,10),1)), "Full")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	574 %!assert (matrix_type (10eye (10,10) + 1itriu (ones (10,10),1) -1i*tril (ones (10,10),-1)), "Positive Definite")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	575 %!assert (matrix_type (ones (11,10)), "Rectangular")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	576 %!test
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	577 %! a = matrix_type (ones (10,10), "Singular");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14361 diff changeset	578 %! assert (matrix_type (a), "Singular");
5610 9761b7d24e9e [project @ 2006-02-09 09:12:02 by dbateman] dbateman parents: 5506 diff changeset	579 */
29958 32c3a5805893 move DEFUN and DEFMETHOD functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29359 diff changeset	580
31605 e88a07dec498 maint: Use macros to begin/end C++ namespaces. Rik <rik@octave.org> parents: 30712 diff changeset	581 OCTAVE_END_NAMESPACE(octave)

Mercurial > octave

annotate libinterp/corefcn/matrix_type.cc @ 31605:e88a07dec498 stable