Mercurial > octave-nkf
annotate src/OPERATORS/op-sm-s.cc @ 14138:72c96de7a403 stable
maint: update copyright notices for 2012
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Mon, 02 Jan 2012 14:25:41 -0500 |
| parents | 12df7854fa7c |
| children | 460a3c6d8bf1 |
| rev | line source |
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| 5164 | 1 /* |
| 2 | |
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3 Copyright (C) 2004-2012 David Bateman |
| 11523 | 4 Copyright (C) 1998-2004 Andy Adler |
| 7016 | 5 |
| 6 This file is part of Octave. | |
| 5164 | 7 |
| 8 Octave is free software; you can redistribute it and/or modify it | |
| 9 under the terms of the GNU General Public License as published by the | |
| 7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
| 11 option) any later version. | |
| 5164 | 12 |
| 13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 16 for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU General Public License | |
| 7016 | 19 along with Octave; see the file COPYING. If not, see |
| 20 <http://www.gnu.org/licenses/>. | |
| 5164 | 21 |
| 22 */ | |
| 23 | |
| 24 #ifdef HAVE_CONFIG_H | |
| 25 #include <config.h> | |
| 26 #endif | |
| 27 | |
| 28 #include "gripes.h" | |
| 29 #include "oct-obj.h" | |
| 30 #include "ov.h" | |
| 31 #include "ov-typeinfo.h" | |
| 32 #include "ov-scalar.h" | |
| 33 #include "ops.h" | |
| 34 #include "xpow.h" | |
| 35 | |
| 36 #include "sparse-xpow.h" | |
| 37 #include "sparse-xdiv.h" | |
| 38 #include "ov-re-sparse.h" | |
| 39 | |
| 40 // sparse matrix by scalar ops. | |
| 41 | |
| 42 DEFBINOP_OP (add, sparse_matrix, scalar, +) | |
| 43 DEFBINOP_OP (sub, sparse_matrix, scalar, -) | |
| 44 DEFBINOP_OP (mul, sparse_matrix, scalar, *) | |
| 45 | |
| 46 DEFBINOP (div, sparse_matrix, scalar) | |
| 47 { | |
| 48 CAST_BINOP_ARGS (const octave_sparse_matrix&, const octave_scalar&); | |
| 49 | |
| 50 double d = v2.double_value (); | |
| 51 octave_value retval; | |
| 52 | |
| 53 if (d == 0.0) | |
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54 gripe_divide_by_zero (); |
| 5164 | 55 |
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56 retval = octave_value (v1.sparse_matrix_value () / d); |
| 5164 | 57 |
| 58 return retval; | |
| 59 } | |
| 60 | |
| 61 DEFBINOP (pow, sparse_matrix, scalar) | |
| 62 { | |
| 63 CAST_BINOP_ARGS (const octave_sparse_matrix&, const octave_scalar&); | |
| 64 | |
| 65 double tmp = v2.scalar_value (); | |
| 66 if (static_cast<int> (tmp) == tmp) | |
| 67 return xpow (v1.sparse_matrix_value (), tmp); | |
| 68 else | |
| 69 return xpow (v1.matrix_value (), tmp); | |
| 70 } | |
| 71 | |
| 72 DEFBINOP (ldiv, sparse_matrix, scalar) | |
| 73 { | |
| 5760 | 74 CAST_BINOP_ARGS (const octave_sparse_matrix&, const octave_scalar&); |
| 5164 | 75 |
| 6221 | 76 if (v1.rows() == 1 && v1.columns() == 1) |
| 77 { | |
| 78 double d = v1.scalar_value (); | |
| 79 | |
| 80 if (d == 0.0) | |
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81 gripe_divide_by_zero (); |
| 5164 | 82 |
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83 return octave_value (SparseMatrix(1, 1, v2.scalar_value () / d)); |
| 6221 | 84 } |
| 85 else | |
| 86 { | |
| 87 MatrixType typ = v1.matrix_type (); | |
| 88 SparseMatrix m1 = v1.sparse_matrix_value (); | |
| 89 Matrix m2 = Matrix (1, 1, v2.scalar_value ()); | |
| 90 Matrix ret = xleftdiv (m1, m2, typ); | |
| 91 v1.matrix_type (typ); | |
| 92 return ret; | |
| 93 } | |
| 5164 | 94 } |
| 95 | |
| 96 DEFBINOP_FN (lt, sparse_matrix, scalar, mx_el_lt) | |
| 97 DEFBINOP_FN (le, sparse_matrix, scalar, mx_el_le) | |
| 98 DEFBINOP_FN (eq, sparse_matrix, scalar, mx_el_eq) | |
| 99 DEFBINOP_FN (ge, sparse_matrix, scalar, mx_el_ge) | |
| 100 DEFBINOP_FN (gt, sparse_matrix, scalar, mx_el_gt) | |
| 101 DEFBINOP_FN (ne, sparse_matrix, scalar, mx_el_ne) | |
| 102 | |
| 103 DEFBINOP_OP (el_mul, sparse_matrix, scalar, *) | |
| 104 | |
| 105 DEFBINOP (el_div, sparse_matrix, scalar) | |
| 106 { | |
| 107 CAST_BINOP_ARGS (const octave_sparse_matrix&, const octave_scalar&); | |
| 108 | |
| 109 double d = v2.double_value (); | |
| 110 octave_value retval; | |
| 111 | |
| 112 if (d == 0.0) | |
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113 gripe_divide_by_zero (); |
| 5164 | 114 |
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115 retval = octave_value (v1.sparse_matrix_value () / d); |
| 5164 | 116 |
| 117 return retval; | |
| 118 } | |
| 119 | |
| 120 DEFBINOP_FN (el_pow, sparse_matrix, scalar, elem_xpow) | |
| 121 | |
| 122 DEFBINOP (el_ldiv, sparse_matrix, scalar) | |
| 123 { | |
| 124 CAST_BINOP_ARGS (const octave_sparse_matrix&, const octave_scalar&); | |
| 125 | |
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126 return octave_value |
| 5164 | 127 (x_el_div (v2.complex_value (), v1.sparse_matrix_value ())); |
| 128 } | |
| 129 | |
| 130 DEFBINOP_FN (el_and, sparse_matrix, scalar, mx_el_and) | |
| 131 DEFBINOP_FN (el_or, sparse_matrix, scalar, mx_el_or) | |
| 132 | |
| 133 DEFCATOP (sm_s, sparse_matrix, scalar) | |
| 134 { | |
| 135 CAST_BINOP_ARGS (octave_sparse_matrix&, const octave_scalar&); | |
| 136 SparseMatrix tmp (1, 1, v2.scalar_value ()); | |
| 137 return octave_value (v1.sparse_matrix_value (). concat (tmp, ra_idx)); | |
| 138 } | |
| 139 | |
| 140 DEFASSIGNOP (assign, sparse_matrix, scalar) | |
| 141 { | |
| 142 CAST_BINOP_ARGS (octave_sparse_matrix&, const octave_scalar&); | |
| 143 | |
| 144 SparseMatrix tmp (1, 1, v2.scalar_value ()); | |
| 145 v1.assign (idx, tmp); | |
| 146 return octave_value (); | |
| 147 } | |
| 148 | |
| 149 void | |
| 150 install_sm_s_ops (void) | |
| 151 { | |
| 152 INSTALL_BINOP (op_add, octave_sparse_matrix, octave_scalar, add); | |
| 153 INSTALL_BINOP (op_sub, octave_sparse_matrix, octave_scalar, sub); | |
| 154 INSTALL_BINOP (op_mul, octave_sparse_matrix, octave_scalar, mul); | |
| 155 INSTALL_BINOP (op_div, octave_sparse_matrix, octave_scalar, div); | |
| 156 INSTALL_BINOP (op_pow, octave_sparse_matrix, octave_scalar, pow); | |
| 157 INSTALL_BINOP (op_ldiv, octave_sparse_matrix, octave_scalar, ldiv); | |
| 158 | |
| 159 INSTALL_BINOP (op_lt, octave_sparse_matrix, octave_scalar, lt); | |
| 160 INSTALL_BINOP (op_le, octave_sparse_matrix, octave_scalar, le); | |
| 161 INSTALL_BINOP (op_eq, octave_sparse_matrix, octave_scalar, eq); | |
| 162 INSTALL_BINOP (op_ge, octave_sparse_matrix, octave_scalar, ge); | |
| 163 INSTALL_BINOP (op_gt, octave_sparse_matrix, octave_scalar, gt); | |
| 164 INSTALL_BINOP (op_ne, octave_sparse_matrix, octave_scalar, ne); | |
| 165 INSTALL_BINOP (op_el_mul, octave_sparse_matrix, octave_scalar, el_mul); | |
| 166 INSTALL_BINOP (op_el_div, octave_sparse_matrix, octave_scalar, el_div); | |
| 167 INSTALL_BINOP (op_el_pow, octave_sparse_matrix, octave_scalar, el_pow); | |
| 168 INSTALL_BINOP (op_el_ldiv, octave_sparse_matrix, octave_scalar, el_ldiv); | |
| 169 INSTALL_BINOP (op_el_and, octave_sparse_matrix, octave_scalar, el_and); | |
| 170 INSTALL_BINOP (op_el_or, octave_sparse_matrix, octave_scalar, el_or); | |
| 171 | |
| 172 INSTALL_CATOP (octave_sparse_matrix, octave_scalar, sm_s); | |
| 173 | |
| 174 INSTALL_ASSIGNOP (op_asn_eq, octave_sparse_matrix, octave_scalar, assign); | |
| 175 } |