Mercurial > octave
annotate libinterp/octave-value/ov-base-mat.h @ 28641:2c15231c3154
new typedefs for octave_value matrix and scalar types
* ov-base-mat.h (octave_base_matrix<T>::object_type): New typedef.
* ov-base-scalar.h (octave_base_scalar<T>::object_type): Likewise.
author | John W. Eaton <jwe@octave.org> |
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date | Wed, 19 Aug 2020 23:42:05 -0400 |
parents | bd51beb6205e |
children | 853e60367cb6 |
rev | line source |
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1 //////////////////////////////////////////////////////////////////////// |
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2 // |
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3 // Copyright (C) 1998-2020 The Octave Project Developers |
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4 // |
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5 // See the file COPYRIGHT.md in the top-level directory of this |
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6 // distribution or <https://octave.org/copyright/>. |
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7 // |
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8 // This file is part of Octave. |
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9 // |
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10 // Octave is free software: you can redistribute it and/or modify it |
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11 // under the terms of the GNU General Public License as published by |
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12 // the Free Software Foundation, either version 3 of the License, or |
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13 // (at your option) any later version. |
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14 // |
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15 // Octave is distributed in the hope that it will be useful, but |
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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18 // GNU General Public License for more details. |
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19 // |
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20 // You should have received a copy of the GNU General Public License |
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21 // along with Octave; see the file COPYING. If not, see |
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22 // <https://www.gnu.org/licenses/>. |
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23 // |
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24 //////////////////////////////////////////////////////////////////////// |
3219 | 25 |
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26 #if ! defined (octave_ov_base_mat_h) |
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27 #define octave_ov_base_mat_h 1 |
3219 | 28 |
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29 #include "octave-config.h" |
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30 |
3219 | 31 #include <cstdlib> |
32 | |
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33 #include <iosfwd> |
3219 | 34 #include <string> |
35 | |
36 #include "mx-base.h" | |
37 #include "str-vec.h" | |
6376 | 38 #include "MatrixType.h" |
3219 | 39 |
40 #include "error.h" | |
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41 #include "ovl.h" |
3219 | 42 #include "ov-base.h" |
43 #include "ov-typeinfo.h" | |
44 | |
45 // Real matrix values. | |
46 | |
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47 template <typename MT> |
3223 | 48 class |
3219 | 49 octave_base_matrix : public octave_base_value |
50 { | |
51 public: | |
52 | |
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53 typedef MT object_type; |
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54 |
3219 | 55 octave_base_matrix (void) |
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56 : octave_base_value (), matrix (), typ (), idx_cache () { } |
3219 | 57 |
6376 | 58 octave_base_matrix (const MT& m, const MatrixType& t = MatrixType ()) |
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59 : octave_base_value (), matrix (m), |
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60 typ (t.is_known () ? new MatrixType (t) : nullptr), idx_cache () |
4676 | 61 { |
62 if (matrix.ndims () == 0) | |
63 matrix.resize (dim_vector (0, 0)); | |
64 } | |
3219 | 65 |
66 octave_base_matrix (const octave_base_matrix& m) | |
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67 : octave_base_value (), matrix (m.matrix), |
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68 typ (m.typ ? new MatrixType (*m.typ) : nullptr), |
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69 idx_cache (m.idx_cache ? new idx_vector (*m.idx_cache) : nullptr) |
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70 { } |
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72 ~octave_base_matrix (void) { clear_cached_info (); } |
3219 | 73 |
4901 | 74 size_t byte_size (void) const { return matrix.byte_size (); } |
75 | |
5147 | 76 octave_value squeeze (void) const { return MT (matrix.squeeze ()); } |
4532 | 77 |
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78 octave_value full_value (void) const { return matrix; } |
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79 |
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80 void maybe_economize (void) { matrix.maybe_economize (); } |
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81 |
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82 // We don't need to override all three forms of subsref. The using |
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83 // declaration will avoid warnings about partially-overloaded virtual |
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84 // functions. |
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85 using octave_base_value::subsref; |
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86 |
4247 | 87 octave_value subsref (const std::string& type, |
10313 | 88 const std::list<octave_value_list>& idx); |
3219 | 89 |
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90 octave_value_list subsref (const std::string& type, |
10313 | 91 const std::list<octave_value_list>& idx, int) |
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92 { return subsref (type, idx); } |
4271 | 93 |
4247 | 94 octave_value subsasgn (const std::string& type, |
10313 | 95 const std::list<octave_value_list>& idx, |
96 const octave_value& rhs); | |
3933 | 97 |
5885 | 98 octave_value do_index_op (const octave_value_list& idx, |
10313 | 99 bool resize_ok = false); |
3220 | 100 |
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101 // FIXME: should we import the functions from the base class and |
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102 // overload them here, or should we use a different name so we don't |
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103 // have to do this? Without the using declaration or a name change, |
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104 // the base class functions will be hidden. That may be OK, but it |
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105 // can also cause some confusion. |
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106 using octave_base_value::assign; |
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107 |
3928 | 108 void assign (const octave_value_list& idx, const MT& rhs); |
109 | |
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110 void assign (const octave_value_list& idx, typename MT::element_type rhs); |
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111 |
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112 void delete_elements (const octave_value_list& idx); |
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113 |
4513 | 114 dim_vector dims (void) const { return matrix.dims (); } |
115 | |
8994 | 116 octave_idx_type numel (void) const { return matrix.numel (); } |
117 | |
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118 int ndims (void) const { return matrix.ndims (); } |
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119 |
5602 | 120 octave_idx_type nnz (void) const { return matrix.nnz (); } |
121 | |
4567 | 122 octave_value reshape (const dim_vector& new_dims) const |
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123 { return MT (matrix.reshape (new_dims)); } |
4567 | 124 |
4593 | 125 octave_value permute (const Array<int>& vec, bool inv = false) const |
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126 { return MT (matrix.permute (vec, inv)); } |
4593 | 127 |
5731 | 128 octave_value resize (const dim_vector& dv, bool fill = false) const; |
4915 | 129 |
4017 | 130 octave_value all (int dim = 0) const { return matrix.all (dim); } |
131 octave_value any (int dim = 0) const { return matrix.any (dim); } | |
3221 | 132 |
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133 MatrixType matrix_type (void) const { return typ ? *typ : MatrixType (); } |
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134 MatrixType matrix_type (const MatrixType& _typ) const; |
5785 | 135 |
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136 octave_value diag (octave_idx_type k = 0) const |
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137 { return octave_value (matrix.diag (k)); } |
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138 |
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139 octave_value diag (octave_idx_type m, octave_idx_type n) const |
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140 { return octave_value (matrix.diag (m, n)); } |
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141 |
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142 octave_value sort (octave_idx_type dim = 0, sortmode mode = ASCENDING) const |
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143 { return octave_value (matrix.sort (dim, mode)); } |
7433 | 144 octave_value sort (Array<octave_idx_type> &sidx, octave_idx_type dim = 0, |
10313 | 145 sortmode mode = ASCENDING) const |
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146 { return octave_value (matrix.sort (sidx, dim, mode)); } |
7433 | 147 |
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148 sortmode issorted (sortmode mode = UNSORTED) const |
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149 { return matrix.issorted (mode); } |
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150 |
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151 Array<octave_idx_type> sort_rows_idx (sortmode mode = ASCENDING) const |
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152 { return matrix.sort_rows_idx (mode); } |
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153 |
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154 sortmode is_sorted_rows (sortmode mode = UNSORTED) const |
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155 { return matrix.is_sorted_rows (mode); } |
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156 |
3221 | 157 bool is_matrix_type (void) const { return true; } |
158 | |
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159 bool isnumeric (void) const { return true; } |
3221 | 160 |
3219 | 161 bool is_defined (void) const { return true; } |
162 | |
163 bool is_constant (void) const { return true; } | |
164 | |
3220 | 165 bool is_true (void) const; |
166 | |
4604 | 167 bool print_as_scalar (void) const; |
3219 | 168 |
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169 void print (std::ostream& os, bool pr_as_read_syntax = false); |
3219 | 170 |
3933 | 171 void print_info (std::ostream& os, const std::string& prefix) const; |
172 | |
17870 | 173 void short_disp (std::ostream& os) const; |
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174 |
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175 float_display_format get_edit_display_format (void) const; |
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176 |
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177 std::string edit_display (const float_display_format& fmt, |
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178 octave_idx_type i, octave_idx_type j) const; |
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179 |
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180 MT& matrix_ref (void) |
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181 { |
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182 clear_cached_info (); |
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183 return matrix; |
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184 } |
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185 |
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186 const MT& matrix_ref (void) const |
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187 { |
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188 return matrix; |
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189 } |
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190 |
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191 octave_value |
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192 fast_elem_extract (octave_idx_type n) const; |
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193 |
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194 bool |
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195 fast_elem_insert (octave_idx_type n, const octave_value& x); |
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196 |
3219 | 197 protected: |
198 | |
199 MT matrix; | |
5785 | 200 |
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201 idx_vector set_idx_cache (const idx_vector& idx) const |
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202 { |
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203 delete idx_cache; |
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204 idx_cache = (idx ? new idx_vector (idx) : nullptr); |
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205 return idx; |
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206 } |
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207 |
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208 void clear_cached_info (void) const |
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209 { |
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210 delete typ; typ = nullptr; |
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211 delete idx_cache; idx_cache = nullptr; |
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212 } |
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213 |
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214 mutable MatrixType *typ; |
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215 mutable idx_vector *idx_cache; |
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216 |
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217 private: |
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218 |
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219 // No assignment. |
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220 |
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221 octave_base_matrix& operator = (const octave_base_matrix&); |
3219 | 222 }; |
223 | |
224 #endif |