Mercurial > octave-nkf
view src/OPERATORS/op-pm-scm.cc @ 14704:551566201318 stable release-3-6-2
Version 3.6.2 released.
* configure.ac (AC_INIT): Version is now 3.6.2.
(OCTAVE_RELEASE_DATE): Now 2012-05-31.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Thu, 31 May 2012 11:22:15 -0400 |
parents | 72c96de7a403 |
children | 460a3c6d8bf1 |
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/* Copyright (C) 2009-2012 Jason Riedy This file is part of Octave. Octave is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. Octave is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <http://www.gnu.org/licenses/>. */ #ifdef HAVE_CONFIG_H #include <config.h> #endif #include "gripes.h" #include "oct-obj.h" #include "ov.h" #include "ov-typeinfo.h" #include "ops.h" #include "ov-perm.h" #include "ov-cx-sparse.h" // permutation matrix by sparse matrix ops DEFBINOP (mul_pm_scm, perm_matrix, sparse_complex_matrix) { CAST_BINOP_ARGS (const octave_perm_matrix&, const octave_sparse_complex_matrix&); if (v2.rows() == 1 && v2.columns() == 1) { std::complex<double> d = v2.complex_value (); return octave_value (v1.sparse_matrix_value () * d); } else if (v1.rows() == 1 && v1.columns() == 1) return octave_value (v2.sparse_complex_matrix_value ()); else return v1.perm_matrix_value () * v2.sparse_complex_matrix_value (); } DEFBINOP (ldiv_pm_scm, perm_matrix, sparse_complex_matrix) { CAST_BINOP_ARGS (const octave_perm_matrix&, const octave_sparse_complex_matrix&); return v1.perm_matrix_value ().inverse () * v2.sparse_complex_matrix_value (); } // sparse matrix by diagonal matrix ops DEFBINOP (mul_scm_pm, sparse_complex_matrix, perm_matrix) { CAST_BINOP_ARGS (const octave_sparse_complex_matrix&, const octave_perm_matrix&); if (v1.rows() == 1 && v1.columns() == 1) { std::complex<double> d = v1.scalar_value (); return octave_value (d * v2.sparse_matrix_value ()); } else if (v2.rows() == 1 && v2.columns() == 1) return octave_value (v1.sparse_complex_matrix_value ()); else return v1.sparse_complex_matrix_value () * v2.perm_matrix_value (); } DEFBINOP (div_scm_pm, sparse_complex_matrix, perm_matrix) { CAST_BINOP_ARGS (const octave_sparse_complex_matrix&, const octave_perm_matrix&); return v1.sparse_complex_matrix_value () * v2.perm_matrix_value ().inverse (); } void install_pm_scm_ops (void) { INSTALL_BINOP (op_mul, octave_perm_matrix, octave_sparse_complex_matrix, mul_pm_scm); INSTALL_BINOP (op_ldiv, octave_perm_matrix, octave_sparse_complex_matrix, ldiv_pm_scm); INSTALL_BINOP (op_mul, octave_sparse_complex_matrix, octave_perm_matrix, mul_scm_pm); INSTALL_BINOP (op_div, octave_sparse_complex_matrix, octave_perm_matrix, div_scm_pm); }