1 ////////////////////////////////////////////////////////////////////////
2 //
3 // Copyright (C) 1998-2021 The Octave Project Developers
4 //
5 // See the file COPYRIGHT.md in the top-level directory of this
6 // distribution or <https://octave.org/copyright/>.
7 //
8 // This file is part of Octave.
9 //
10 // Octave is free software: you can redistribute it and/or modify it
11 // under the terms of the GNU General Public License as published by
12 // the Free Software Foundation, either version 3 of the License, or
13 // (at your option) any later version.
14 //
15 // Octave is distributed in the hope that it will be useful, but
16 // WITHOUT ANY WARRANTY; without even the implied warranty of
17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 // GNU General Public License for more details.
19 //
20 // You should have received a copy of the GNU General Public License
21 // along with Octave; see the file COPYING. If not, see
22 // <https://www.gnu.org/licenses/>.
23 //
24 ////////////////////////////////////////////////////////////////////////
25
26 #if defined (HAVE_CONFIG_H)
27 # include "config.h"
28 #endif
29
30 #include "ovl.h"
31 #include "ov.h"
32 #include "ov-typeinfo.h"
33 #include "ov-re-mat.h"
34 #include "ov-null-mat.h"
35 #include "ops.h"
36
37 #include "sparse-xpow.h"
38 #include "sparse-xdiv.h"
39 #include "ov-re-sparse.h"
40
41 // sparse matrix unary ops.
42
43 DEFUNOP_OP (not, sparse_matrix, !)
44 DEFUNOP_OP (uplus, sparse_matrix, /* no-op */)
45 DEFUNOP_OP (uminus, sparse_matrix, -)
46
DEFUNOP(transpose,sparse_matrix)47 DEFUNOP (transpose, sparse_matrix)
48 {
49 const octave_sparse_matrix& v = dynamic_cast<const octave_sparse_matrix&> (a);
50 return octave_value (v.sparse_matrix_value ().transpose (),
51 v.matrix_type ().transpose ());
52 }
53
54 // sparse matrix by sparse matrix ops.
55
56 DEFBINOP_OP (add, sparse_matrix, sparse_matrix, +)
57
58 // DEFBINOP_OP (sub, sparse_matrix, sparse_matrix, -)
59
60 static octave_value
oct_binop_sub(const octave_base_value & a1,const octave_base_value & a2)61 oct_binop_sub (const octave_base_value& a1, const octave_base_value& a2)
62 {
63 const octave_sparse_matrix& v1
64 = dynamic_cast<const octave_sparse_matrix&> (a1);
65 const octave_sparse_matrix& v2
66 = dynamic_cast<const octave_sparse_matrix&> (a2);
67 SparseMatrix m = v1.sparse_matrix_value () - v2.sparse_matrix_value ();
68
69 return octave_value (m);
70 }
71
72 DEFBINOP_OP (mul, sparse_matrix, sparse_matrix, *)
73
DEFBINOP(div,sparse_matrix,sparse_matrix)74 DEFBINOP (div, sparse_matrix, sparse_matrix)
75 {
76 const octave_sparse_matrix& v1 = dynamic_cast<const octave_sparse_matrix&> (a1);
77 const octave_sparse_matrix& v2 = dynamic_cast<const octave_sparse_matrix&> (a2);
78
79 if (v2.rows () == 1 && v2.columns () == 1)
80 return octave_value (v1.sparse_matrix_value () / v2.scalar_value ());
81 else
82 {
83 MatrixType typ = v2.matrix_type ();
84 SparseMatrix ret = xdiv (v1.sparse_matrix_value (),
85 v2.sparse_matrix_value (), typ);
86
87 v2.matrix_type (typ);
88 return ret;
89 }
90 }
91
DEFBINOPX(pow,sparse_matrix,sparse_matrix)92 DEFBINOPX (pow, sparse_matrix, sparse_matrix)
93 {
94 error ("can't do A ^ B for A and B both matrices");
95 }
96
DEFBINOP(ldiv,sparse_matrix,sparse_matrix)97 DEFBINOP (ldiv, sparse_matrix, sparse_matrix)
98 {
99 const octave_sparse_matrix& v1 = dynamic_cast<const octave_sparse_matrix&> (a1);
100 const octave_sparse_matrix& v2 = dynamic_cast<const octave_sparse_matrix&> (a2);
101
102 if (v1.rows () == 1 && v1.columns () == 1)
103 return octave_value (v2.sparse_matrix_value () / v1.double_value ());
104 else
105 {
106 MatrixType typ = v1.matrix_type ();
107
108 SparseMatrix ret = xleftdiv (v1.sparse_matrix_value (),
109 v2.sparse_matrix_value (), typ);
110
111 v1.matrix_type (typ);
112 return ret;
113 }
114 }
115
DEFBINOP_FN(lt,sparse_matrix,sparse_matrix,mx_el_lt)116 DEFBINOP_FN (lt, sparse_matrix, sparse_matrix, mx_el_lt)
117 DEFBINOP_FN (le, sparse_matrix, sparse_matrix, mx_el_le)
118 DEFBINOP_FN (eq, sparse_matrix, sparse_matrix, mx_el_eq)
119 DEFBINOP_FN (ge, sparse_matrix, sparse_matrix, mx_el_ge)
120 DEFBINOP_FN (gt, sparse_matrix, sparse_matrix, mx_el_gt)
121 DEFBINOP_FN (ne, sparse_matrix, sparse_matrix, mx_el_ne)
122
123 DEFBINOP_FN (el_mul, sparse_matrix, sparse_matrix, product)
124 DEFBINOP_FN (el_div, sparse_matrix, sparse_matrix, quotient)
125
126 DEFBINOP_FN (el_pow, sparse_matrix, sparse_matrix, elem_xpow)
127
128 DEFBINOP (el_ldiv, sparse_matrix, sparse_matrix)
129 {
130 const octave_sparse_matrix& v1 = dynamic_cast<const octave_sparse_matrix&> (a1);
131 const octave_sparse_matrix& v2 = dynamic_cast<const octave_sparse_matrix&> (a2);
132 return octave_value
133 (quotient (v2.sparse_matrix_value (), v1.sparse_matrix_value ()));
134 }
135
DEFBINOP_FN(el_and,sparse_matrix,sparse_matrix,mx_el_and)136 DEFBINOP_FN (el_and, sparse_matrix, sparse_matrix, mx_el_and)
137 DEFBINOP_FN (el_or, sparse_matrix, sparse_matrix, mx_el_or)
138
139 DEFCATOP_FN (sm_sm, sparse_matrix, sparse_matrix, concat)
140
141 DEFASSIGNOP_FN (assign, sparse_matrix, sparse_matrix, assign)
142
143 DEFNULLASSIGNOP_FN (null_assign, sparse_matrix, delete_elements)
144
145 void
146 install_sm_sm_ops (octave::type_info& ti)
147 {
148 INSTALL_UNOP_TI (ti, op_not, octave_sparse_matrix, not);
149 INSTALL_UNOP_TI (ti, op_uplus, octave_sparse_matrix, uplus);
150 INSTALL_UNOP_TI (ti, op_uminus, octave_sparse_matrix, uminus);
151 INSTALL_UNOP_TI (ti, op_transpose, octave_sparse_matrix, transpose);
152 INSTALL_UNOP_TI (ti, op_hermitian, octave_sparse_matrix, transpose);
153
154 INSTALL_BINOP_TI (ti, op_add, octave_sparse_matrix, octave_sparse_matrix, add);
155 INSTALL_BINOP_TI (ti, op_sub, octave_sparse_matrix, octave_sparse_matrix, sub);
156 INSTALL_BINOP_TI (ti, op_mul, octave_sparse_matrix, octave_sparse_matrix, mul);
157 INSTALL_BINOP_TI (ti, op_div, octave_sparse_matrix, octave_sparse_matrix, div);
158 INSTALL_BINOP_TI (ti, op_pow, octave_sparse_matrix, octave_sparse_matrix, pow);
159 INSTALL_BINOP_TI (ti, op_ldiv, octave_sparse_matrix, octave_sparse_matrix,
160 ldiv);
161 INSTALL_BINOP_TI (ti, op_lt, octave_sparse_matrix, octave_sparse_matrix, lt);
162 INSTALL_BINOP_TI (ti, op_le, octave_sparse_matrix, octave_sparse_matrix, le);
163 INSTALL_BINOP_TI (ti, op_eq, octave_sparse_matrix, octave_sparse_matrix, eq);
164 INSTALL_BINOP_TI (ti, op_ge, octave_sparse_matrix, octave_sparse_matrix, ge);
165 INSTALL_BINOP_TI (ti, op_gt, octave_sparse_matrix, octave_sparse_matrix, gt);
166 INSTALL_BINOP_TI (ti, op_ne, octave_sparse_matrix, octave_sparse_matrix, ne);
167 INSTALL_BINOP_TI (ti, op_el_mul, octave_sparse_matrix, octave_sparse_matrix,
168 el_mul);
169 INSTALL_BINOP_TI (ti, op_el_div, octave_sparse_matrix, octave_sparse_matrix,
170 el_div);
171 INSTALL_BINOP_TI (ti, op_el_pow, octave_sparse_matrix, octave_sparse_matrix,
172 el_pow);
173 INSTALL_BINOP_TI (ti, op_el_ldiv, octave_sparse_matrix, octave_sparse_matrix,
174 el_ldiv);
175 INSTALL_BINOP_TI (ti, op_el_and, octave_sparse_matrix, octave_sparse_matrix,
176 el_and);
177 INSTALL_BINOP_TI (ti, op_el_or, octave_sparse_matrix, octave_sparse_matrix,
178 el_or);
179
180 INSTALL_CATOP_TI (ti, octave_sparse_matrix, octave_sparse_matrix, sm_sm);
181
182 INSTALL_ASSIGNOP_TI (ti, op_asn_eq, octave_sparse_matrix, octave_sparse_matrix,
183 assign);
184
185 INSTALL_ASSIGNOP_TI (ti, op_asn_eq, octave_sparse_matrix, octave_null_matrix,
186 null_assign);
187 INSTALL_ASSIGNOP_TI (ti, op_asn_eq, octave_sparse_matrix, octave_null_str,
188 null_assign);
189 INSTALL_ASSIGNOP_TI (ti, op_asn_eq, octave_sparse_matrix, octave_null_sq_str,
190 null_assign);
191 }
192