GNU Octave  4.0.0
A high-level interpreted language, primarily intended for numerical computations, mostly compatible with Matlab
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op-s-m.cc
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1 /*
2 
3 Copyright (C) 1996-2015 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-scalar.h"
31 #include "ov-float.h"
32 #include "ov-re-mat.h"
33 #include "ov-flt-re-mat.h"
34 #include "ov-typeinfo.h"
35 #include "ops.h"
36 #include "xdiv.h"
37 #include "xpow.h"
38 
39 // scalar by matrix ops.
40 
41 DEFNDBINOP_OP (add, scalar, matrix, scalar, array, +)
42 DEFNDBINOP_OP (sub, scalar, matrix, scalar, array, -)
43 DEFNDBINOP_OP (mul, scalar, matrix, scalar, array, *)
44 
45 DEFBINOP (div, scalar, matrix)
46 {
48 
49  Matrix m1 = v1.matrix_value ();
50  Matrix m2 = v2.matrix_value ();
51  MatrixType typ = v2.matrix_type ();
52 
53  Matrix ret = xdiv (m1, m2, typ);
54 
55  v2.matrix_type (typ);
56  return ret;
57 }
58 
60 
61 DEFBINOP (ldiv, scalar, matrix)
62 {
64 
65  double d = v1.double_value ();
66 
67  if (d == 0.0)
69 
70  return octave_value (v2.array_value () / d);
71 }
72 
73 DEFNDBINOP_FN (lt, scalar, matrix, scalar, array, mx_el_lt)
74 DEFNDBINOP_FN (le, scalar, matrix, scalar, array, mx_el_le)
75 DEFNDBINOP_FN (eq, scalar, matrix, scalar, array, mx_el_eq)
76 DEFNDBINOP_FN (ge, scalar, matrix, scalar, array, mx_el_ge)
77 DEFNDBINOP_FN (gt, scalar, matrix, scalar, array, mx_el_gt)
78 DEFNDBINOP_FN (ne, scalar, matrix, scalar, array, mx_el_ne)
79 
80 DEFNDBINOP_OP (el_mul, scalar, matrix, scalar, array, *)
81 DEFNDBINOP_FN (el_div, scalar, matrix, scalar, array, x_el_div)
82 DEFNDBINOP_FN (el_pow, scalar, matrix, scalar, array, elem_xpow)
83 
84 DEFBINOP (el_ldiv, scalar, matrix)
85 {
87 
88  double d = v1.double_value ();
89 
90  if (d == 0.0)
92 
93  return octave_value (v2.array_value () / d);
94 }
95 
96 DEFNDBINOP_FN (el_and, scalar, matrix, scalar, array, mx_el_and)
97 DEFNDBINOP_FN (el_or, scalar, matrix, scalar, array, mx_el_or)
98 
99 DEFNDCATOP_FN (s_m, scalar, matrix, array, array, concat)
100 
101 DEFCONV (matrix_conv, scalar, matrix)
102 {
103  CAST_CONV_ARG (const octave_scalar&);
104 
105  return new octave_matrix (v.matrix_value ());
106 }
107 
108 void
110 {
129 
131 
134 
136 }
octave_value xpow(const SparseMatrix &a, double b)
Definition: sparse-xpow.cc:59
#define DEFBINOP(name, t1, t2)
Definition: ops.h:279
octave_value op_el_pow(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1342
octave_value op_eq(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1335
octave_value op_el_ldiv(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1343
ComplexNDArray concat(NDArray &ra, ComplexNDArray &rb, const Array< octave_idx_type > &ra_idx)
Definition: CNDArray.cc:664
boolMatrix mx_el_le(const boolMatrix &m1, const boolMatrix &m2)
Definition: boolMatrix.cc:90
#define INSTALL_WIDENOP(t1, t2, f)
Definition: ops.h:72
octave_value op_pow(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1328
void install_s_m_ops(void)
Definition: op-s-m.cc:109
const octave_base_value const Array< octave_idx_type > &ra_idx octave_int16_scalar & v1
#define DEFNDBINOP_FN(name, t1, t2, e1, e2, f)
Definition: ops.h:330
MatrixType matrix_type(void) const
Definition: ov-base-mat.h:120
F77_RET_T const double const double double * d
#define CAST_BINOP_ARGS(t1, t2)
Definition: ops.h:79
octave_value op_div(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1326
octave_value op_el_or(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1345
#define INSTALL_BINOP(op, t1, t2, f)
Definition: ops.h:46
Matrix matrix_value(bool=false) const
Definition: ov-ch-mat.h:108
boolMatrix mx_el_ge(const boolMatrix &m1, const boolMatrix &m2)
Definition: boolMatrix.cc:90
#define CAST_CONV_ARG(t)
Definition: ops.h:83
virtual double double_value(bool=false) const
Definition: ov-base.cc:517
Matrix x_el_div(double a, const SparseMatrix &b)
Definition: sparse-xdiv.cc:373
boolMatrix mx_el_gt(const boolMatrix &m1, const boolMatrix &m2)
Definition: boolMatrix.cc:90
octave_value elem_xpow(double a, const SparseMatrix &b)
Definition: sparse-xpow.cc:258
octave_value op_el_and(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1344
octave_int< T > pow(const octave_int< T > &a, const octave_int< T > &b)
boolMatrix mx_el_ne(const boolMatrix &m1, const boolMatrix &m2)
Definition: boolMatrix.cc:90
Definition: dMatrix.h:35
virtual Matrix matrix_value(bool=false) const
Definition: ov-base.cc:541
octave_value op_le(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1334
octave_value op_lt(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1333
#define INSTALL_CATOP(t1, t2, f)
Definition: ops.h:51
octave_value op_el_div(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1341
const octave_char_matrix & v2
boolMatrix mx_el_or(const boolMatrix &m1, const boolMatrix &m2)
Definition: boolMatrix.cc:87
Matrix xdiv(const Matrix &a, const SparseMatrix &b, MatrixType &typ)
Definition: sparse-xdiv.cc:135
octave_value op_ne(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1338
boolMatrix mx_el_and(const boolMatrix &m1, const boolMatrix &m2)
Definition: boolMatrix.cc:87
NDArray array_value(bool=false) const
Definition: ov-ch-mat.h:114
octave_value op_add(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1323
octave_value op_ldiv(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1329
octave_value op_sub(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1324
#define DEFCONV(name, a_dummy, b_dummy)
Definition: ops.h:174
boolMatrix mx_el_lt(const boolMatrix &m1, const boolMatrix &m2)
Definition: boolMatrix.cc:90
octave_value op_el_mul(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1340
#define DEFBINOP_FN(name, t1, t2, f)
Definition: ops.h:323
#define INSTALL_ASSIGNCONV(t1, t2, tr)
Definition: ops.h:64
octave_value op_ge(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1336
#define DEFNDBINOP_OP(name, t1, t2, e1, e2, op)
Definition: ops.h:313
#define DEFNDCATOP_FN(name, t1, t2, e1, e2, f)
Definition: ops.h:364
boolMatrix mx_el_eq(const boolMatrix &m1, const boolMatrix &m2)
Definition: boolMatrix.cc:90
octave_value op_mul(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1325
void gripe_divide_by_zero(void)
Definition: gripes.cc:195
octave_value op_gt(const octave_value &a1, const octave_value &a2)
Definition: ov.h:1337
return octave_value(v1.char_array_value().concat(v2.char_array_value(), ra_idx),((a1.is_sq_string()||a2.is_sq_string())? '\'': '"'))
static bool scalar(const dim_vector &dims)
Definition: ov-struct.cc:736