GNU Octave  3.8.0
A high-level interpreted language, primarily intended for numerical computations, mostly compatible with Matlab
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op-fm-fs.cc
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1 /*
2 
3 Copyright (C) 1996-2013 John W. Eaton
4 
5 This file is part of Octave.
6 
7 Octave is free software; you can redistribute it and/or modify it
8 under the terms of the GNU General Public License as published by the
9 Free Software Foundation; either version 3 of the License, or (at your
10 option) any later version.
11 
12 Octave is distributed in the hope that it will be useful, but WITHOUT
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15 for more details.
16 
17 You should have received a copy of the GNU General Public License
18 along with Octave; see the file COPYING. If not, see
19 <http://www.gnu.org/licenses/>.
20 
21 */
22 
23 #ifdef HAVE_CONFIG_H
24 #include <config.h>
25 #endif
26 
27 #include "gripes.h"
28 #include "oct-obj.h"
29 #include "ov.h"
30 #include "ov-flt-re-mat.h"
31 #include "ov-float.h"
32 #include "ov-scalar.h"
33 #include "ov-typeinfo.h"
34 #include "ops.h"
35 #include "xdiv.h"
36 #include "xpow.h"
37 
38 // matrix by scalar ops.
39 
40 DEFNDBINOP_OP (add, float_matrix, float_scalar, float_array, float_scalar, +)
41 DEFNDBINOP_OP (sub, float_matrix, float_scalar, float_array, float_scalar, -)
42 DEFNDBINOP_OP (mul, float_matrix, float_scalar, float_array, float_scalar, *)
43 
44 DEFBINOP (div, float_matrix, float)
45 {
47 
48  float d = v2.float_value ();
49 
50  if (d == 0.0)
52 
53  return octave_value (v1.float_array_value () / d);
54 }
55 
56 DEFBINOP_FN (pow, float_matrix, float_scalar, xpow)
57 
58 DEFBINOP (ldiv, float_matrix, float)
59 {
61 
64  MatrixType typ = v1.matrix_type ();
65 
66  FloatMatrix ret = xleftdiv (m1, m2, typ);
67 
68  v1.matrix_type (typ);
69  return ret;
70 }
71 
72 DEFNDBINOP_FN (lt, float_matrix, float_scalar, float_array,
73  float_scalar, mx_el_lt)
74 DEFNDBINOP_FN (le, float_matrix, float_scalar, float_array,
75  float_scalar, mx_el_le)
76 DEFNDBINOP_FN (eq, float_matrix, float_scalar, float_array,
77  float_scalar, mx_el_eq)
78 DEFNDBINOP_FN (ge, float_matrix, float_scalar, float_array,
79  float_scalar, mx_el_ge)
80 DEFNDBINOP_FN (gt, float_matrix, float_scalar, float_array,
81  float_scalar, mx_el_gt)
82 DEFNDBINOP_FN (ne, float_matrix, float_scalar, float_array,
83  float_scalar, mx_el_ne)
84 
85 DEFNDBINOP_OP (el_mul, float_matrix, float_scalar, float_array, float_scalar, *)
86 
87 DEFBINOP (el_div, float_matrix, float)
88 {
90 
91  float d = v2.float_value ();
92 
93  if (d == 0.0)
95 
96  return octave_value (v1.float_array_value () / d);
97 }
98 
99 DEFNDBINOP_FN (el_pow, float_matrix, float_scalar, float_array,
100  float_scalar, elem_xpow)
101 
102 DEFBINOP (el_ldiv, float_matrix, float)
103 {
105 
106  return x_el_div (v2.float_value (), v1.float_array_value ());
107 }
108 
109 DEFNDBINOP_FN (el_and, float_matrix, float_scalar, float_array,
110  float_scalar, mx_el_and)
111 DEFNDBINOP_FN (el_or, float_matrix, float_scalar, float_array,
112  float_scalar, mx_el_or)
113 
114 DEFNDCATOP_FN (fm_fs, float_matrix, float_scalar, float_array,
115  float_array, concat)
116 
117 DEFNDCATOP_FN (m_fs, matrix, float_scalar, float_array, float_array, concat)
118 
119 DEFNDCATOP_FN (fm_s, float_matrix, scalar, float_array, float_array, concat)
120 
121 DEFNDASSIGNOP_FN (assign, float_matrix, float_scalar, float_scalar, assign)
122 DEFNDASSIGNOP_FN (dbl_assign, matrix, float_scalar, scalar, assign)
123 
124 DEFNDASSIGNOP_OP (assign_add, float_matrix, float_scalar, float_scalar, +=)
125 DEFNDASSIGNOP_OP (assign_sub, float_matrix, float_scalar, float_scalar, -=)
126 DEFNDASSIGNOP_OP (assign_mul, float_matrix, float_scalar, float_scalar, *=)
127 DEFNDASSIGNOP_OP (assign_div, float_matrix, float_scalar, float_scalar, /=)
128 
129 void
131 {
150 
154 
156  assign);
158 
160  assign_add);
162  assign_sub);
164  assign_mul);
166  assign_div);
167 }