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1 /* |
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2 |
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3 Copyright (C) 2004 David Bateman |
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4 Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004 Andy Adler |
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5 |
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6 This file is part of Octave. |
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7 |
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8 Octave is free software; you can redistribute it and/or modify it |
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9 under the terms of the GNU General Public License as published by the |
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10 Free Software Foundation; either version 3 of the License, or (at your |
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11 option) any later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but WITHOUT |
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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16 for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with Octave; see the file COPYING. If not, see |
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20 <http://www.gnu.org/licenses/>. |
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21 |
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22 */ |
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23 |
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24 #ifdef HAVE_CONFIG_H |
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25 #include <config.h> |
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26 #endif |
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27 |
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28 #include "gripes.h" |
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29 #include "oct-obj.h" |
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30 #include "ov.h" |
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31 #include "ov-typeinfo.h" |
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32 #include "ov-re-mat.h" |
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33 #include "ops.h" |
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34 #include "xdiv.h" |
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35 |
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36 #include "sparse-xpow.h" |
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37 #include "sparse-xdiv.h" |
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38 #include "smx-sm-m.h" |
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39 #include "smx-m-sm.h" |
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40 #include "ov-re-sparse.h" |
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41 |
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42 // sparse matrix by matrix ops. |
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43 |
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44 DEFBINOP_OP (add, sparse_matrix, matrix, +) |
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45 DEFBINOP_OP (sub, sparse_matrix, matrix, -) |
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46 |
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47 DEFBINOP_OP (mul, sparse_matrix, matrix, *) |
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48 |
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49 DEFBINOP (div, sparse_matrix, matrix) |
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50 { |
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51 CAST_BINOP_ARGS (const octave_sparse_matrix&, const octave_matrix&); |
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52 MatrixType typ = v2.matrix_type (); |
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53 |
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54 Matrix ret = xdiv (v1.matrix_value (), v2.matrix_value (), typ); |
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55 |
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56 v2.matrix_type (typ); |
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57 return ret; |
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58 } |
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59 |
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60 DEFBINOPX (pow, sparse_matrix, matrix) |
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61 { |
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62 error ("can't do A ^ B for A and B both matrices"); |
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63 return octave_value (); |
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64 } |
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65 |
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66 DEFBINOP (ldiv, sparse_matrix, matrix) |
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67 { |
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68 CAST_BINOP_ARGS (const octave_sparse_matrix&, const octave_matrix&); |
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69 |
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70 if (v1.rows() == 1 && v1.columns() == 1) |
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71 { |
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72 double d = v1.scalar_value (); |
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73 |
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74 if (d == 0.0) |
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75 gripe_divide_by_zero (); |
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76 |
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77 return octave_value (v2.array_value () / d); |
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78 } |
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79 else |
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80 { |
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81 MatrixType typ = v1.matrix_type (); |
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82 |
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83 Matrix ret = xleftdiv (v1.sparse_matrix_value (), |
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84 v2.matrix_value (), typ); |
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85 |
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86 v1.matrix_type (typ); |
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87 return ret; |
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88 } |
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89 } |
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90 |
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91 DEFBINOP_FN (lt, sparse_matrix, matrix, mx_el_lt) |
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92 DEFBINOP_FN (le, sparse_matrix, matrix, mx_el_le) |
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93 DEFBINOP_FN (eq, sparse_matrix, matrix, mx_el_eq) |
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94 DEFBINOP_FN (ge, sparse_matrix, matrix, mx_el_ge) |
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95 DEFBINOP_FN (gt, sparse_matrix, matrix, mx_el_gt) |
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96 DEFBINOP_FN (ne, sparse_matrix, matrix, mx_el_ne) |
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97 |
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98 DEFBINOP_FN (el_mul, sparse_matrix, matrix, product) |
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99 DEFBINOP_FN (el_div, sparse_matrix, matrix, quotient) |
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100 |
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101 DEFBINOP (el_pow, sparse_matrix, matrix) |
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102 { |
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103 CAST_BINOP_ARGS (const octave_sparse_matrix&, const octave_matrix&); |
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104 |
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105 return octave_value (elem_xpow (v1.sparse_matrix_value (), |
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106 SparseMatrix (v2.matrix_value ()))); |
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107 } |
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108 |
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109 DEFBINOP (el_ldiv, sparse_matrix, matrix) |
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110 { |
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111 CAST_BINOP_ARGS (const octave_sparse_matrix&, const octave_matrix&); |
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112 |
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113 return octave_value |
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114 (quotient (v2.matrix_value (), v1.sparse_matrix_value ())); |
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115 } |
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116 |
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117 DEFBINOP_FN (el_and, sparse_matrix, matrix, mx_el_and) |
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118 DEFBINOP_FN (el_or, sparse_matrix, matrix, mx_el_or) |
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119 |
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120 DEFCATOP (sm_m, sparse_matrix, matrix) |
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121 { |
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122 CAST_BINOP_ARGS (octave_sparse_matrix&, const octave_matrix&); |
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123 SparseMatrix tmp (v2.matrix_value ()); |
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124 return octave_value (v1.sparse_matrix_value (). concat (tmp, ra_idx)); |
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125 } |
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126 |
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127 DEFASSIGNOP (assign, sparse_matrix, matrix) |
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128 { |
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129 CAST_BINOP_ARGS (octave_sparse_matrix&, const octave_matrix&); |
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130 |
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131 SparseMatrix tmp (v2.matrix_value ()); |
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132 v1.assign (idx, tmp); |
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133 return octave_value (); |
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134 } |
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135 |
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136 void |
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137 install_sm_m_ops (void) |
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138 { |
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139 INSTALL_BINOP (op_add, octave_sparse_matrix, octave_matrix, add); |
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140 INSTALL_BINOP (op_sub, octave_sparse_matrix, octave_matrix, sub); |
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141 INSTALL_BINOP (op_mul, octave_sparse_matrix, octave_matrix, mul); |
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142 INSTALL_BINOP (op_div, octave_sparse_matrix, octave_matrix, div); |
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143 INSTALL_BINOP (op_pow, octave_sparse_matrix, octave_matrix, pow); |
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144 INSTALL_BINOP (op_ldiv, octave_sparse_matrix, octave_matrix, ldiv); |
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145 INSTALL_BINOP (op_lt, octave_sparse_matrix, octave_matrix, lt); |
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146 INSTALL_BINOP (op_le, octave_sparse_matrix, octave_matrix, le); |
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147 INSTALL_BINOP (op_eq, octave_sparse_matrix, octave_matrix, eq); |
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148 INSTALL_BINOP (op_ge, octave_sparse_matrix, octave_matrix, ge); |
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149 INSTALL_BINOP (op_gt, octave_sparse_matrix, octave_matrix, gt); |
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150 INSTALL_BINOP (op_ne, octave_sparse_matrix, octave_matrix, ne); |
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151 INSTALL_BINOP (op_el_mul, octave_sparse_matrix, octave_matrix, el_mul); |
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152 INSTALL_BINOP (op_el_div, octave_sparse_matrix, octave_matrix, el_div); |
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153 INSTALL_BINOP (op_el_pow, octave_sparse_matrix, octave_matrix, el_pow); |
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154 INSTALL_BINOP (op_el_ldiv, octave_sparse_matrix, octave_matrix, el_ldiv); |
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155 INSTALL_BINOP (op_el_and, octave_sparse_matrix, octave_matrix, el_and); |
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156 INSTALL_BINOP (op_el_or, octave_sparse_matrix, octave_matrix, el_or); |
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157 |
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158 INSTALL_CATOP (octave_sparse_matrix, octave_matrix, sm_m); |
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159 |
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160 INSTALL_ASSIGNOP (op_asn_eq, octave_sparse_matrix, octave_matrix, assign); |
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161 } |
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162 |
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163 /* |
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164 ;;; Local Variables: *** |
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165 ;;; mode: C++ *** |
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166 ;;; End: *** |
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167 */ |
