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1 /* |
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2 |
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3 Copyright (C) 1996, 1997 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by the |
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9 Free Software Foundation; either version 2, or (at your option) any |
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10 later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, write to the Free |
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19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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20 |
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21 */ |
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22 |
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23 #if defined (__GNUG__) |
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24 #pragma implementation |
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25 #endif |
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26 |
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27 #ifdef HAVE_CONFIG_H |
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28 #include <config.h> |
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29 #endif |
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30 |
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31 #include "gripes.h" |
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32 #include "ov.h" |
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33 #include "ov-re-mat.h" |
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34 #include "ov-scalar.h" |
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35 #include "ov-typeinfo.h" |
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36 #include "ops.h" |
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37 #include "xdiv.h" |
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38 #include "xpow.h" |
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39 |
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40 // matrix by scalar ops. |
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41 |
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42 DEFBINOP_OP (add, matrix, scalar, +) |
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43 DEFBINOP_OP (sub, matrix, scalar, -) |
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44 DEFBINOP_OP (mul, matrix, scalar, *) |
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45 |
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46 DEFBINOP (div, matrix, scalar) |
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47 { |
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48 CAST_BINOP_ARGS (const octave_matrix&, const octave_scalar&); |
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49 |
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50 double d = v2.double_value (); |
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51 |
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52 if (d == 0.0) |
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53 gripe_divide_by_zero (); |
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54 |
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55 return octave_value (v1.matrix_value () / d); |
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56 } |
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57 |
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58 DEFBINOP_FN (pow, matrix, scalar, xpow) |
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59 |
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60 DEFBINOP (ldiv, matrix, scalar) |
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61 { |
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62 BINOP_NONCONFORMANT ("operator \\"); |
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63 } |
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64 |
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65 DEFBINOP_FN (lt, matrix, scalar, mx_el_lt) |
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66 DEFBINOP_FN (le, matrix, scalar, mx_el_le) |
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67 DEFBINOP_FN (eq, matrix, scalar, mx_el_eq) |
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68 DEFBINOP_FN (ge, matrix, scalar, mx_el_ge) |
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69 DEFBINOP_FN (gt, matrix, scalar, mx_el_gt) |
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70 DEFBINOP_FN (ne, matrix, scalar, mx_el_ne) |
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71 |
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72 DEFBINOP_OP (el_mul, matrix, scalar, *) |
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73 |
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74 DEFBINOP (el_div, matrix, scalar) |
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75 { |
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76 CAST_BINOP_ARGS (const octave_matrix&, const octave_scalar&); |
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77 |
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78 double d = v2.double_value (); |
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79 |
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80 if (d == 0.0) |
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81 gripe_divide_by_zero (); |
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82 |
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83 return octave_value (v1.matrix_value () / d); |
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84 } |
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85 |
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86 DEFBINOP_FN (el_pow, matrix, scalar, elem_xpow) |
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87 |
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88 DEFBINOP (el_ldiv, matrix, scalar) |
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89 { |
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90 CAST_BINOP_ARGS (const octave_matrix&, const octave_scalar&); |
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91 |
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92 return x_el_div (v2.double_value (), v1.matrix_value ()); |
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93 } |
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94 |
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95 DEFBINOP_FN (el_and, matrix, scalar, mx_el_and) |
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96 DEFBINOP_FN (el_or, matrix, scalar, mx_el_or) |
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97 |
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98 DEFASSIGNOP_FN (assign, matrix, scalar, assign) |
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99 |
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100 void |
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101 install_m_s_ops (void) |
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102 { |
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103 INSTALL_BINOP (add, octave_matrix, octave_scalar, add); |
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104 INSTALL_BINOP (sub, octave_matrix, octave_scalar, sub); |
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105 INSTALL_BINOP (mul, octave_matrix, octave_scalar, mul); |
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106 INSTALL_BINOP (div, octave_matrix, octave_scalar, div); |
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107 INSTALL_BINOP (pow, octave_matrix, octave_scalar, pow); |
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108 INSTALL_BINOP (ldiv, octave_matrix, octave_scalar, ldiv); |
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109 INSTALL_BINOP (lt, octave_matrix, octave_scalar, lt); |
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110 INSTALL_BINOP (le, octave_matrix, octave_scalar, le); |
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111 INSTALL_BINOP (eq, octave_matrix, octave_scalar, eq); |
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112 INSTALL_BINOP (ge, octave_matrix, octave_scalar, ge); |
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113 INSTALL_BINOP (gt, octave_matrix, octave_scalar, gt); |
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114 INSTALL_BINOP (ne, octave_matrix, octave_scalar, ne); |
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115 INSTALL_BINOP (el_mul, octave_matrix, octave_scalar, el_mul); |
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116 INSTALL_BINOP (el_div, octave_matrix, octave_scalar, el_div); |
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117 INSTALL_BINOP (el_pow, octave_matrix, octave_scalar, el_pow); |
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118 INSTALL_BINOP (el_ldiv, octave_matrix, octave_scalar, el_ldiv); |
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119 INSTALL_BINOP (el_and, octave_matrix, octave_scalar, el_and); |
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120 INSTALL_BINOP (el_or, octave_matrix, octave_scalar, el_or); |
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121 |
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122 INSTALL_ASSIGNOP (asn_eq, octave_matrix, octave_scalar, assign); |
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123 } |
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124 |
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125 /* |
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126 ;;; Local Variables: *** |
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127 ;;; mode: C++ *** |
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128 ;;; End: *** |
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129 */ |
