4904
|
1 /* |
|
2 |
|
3 Copyright (C) 2004 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 2, or (at your option) any |
|
10 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, write to the Free |
5307
|
19 Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
|
20 02110-1301, USA. |
4904
|
21 |
|
22 */ |
|
23 |
|
24 #include <cstdlib> |
|
25 |
|
26 #include <iostream> |
|
27 #include <string> |
|
28 |
|
29 #include "mx-base.h" |
|
30 #include "oct-alloc.h" |
|
31 #include "so-array.h" |
|
32 #include "str-vec.h" |
|
33 |
|
34 #include "error.h" |
4944
|
35 #include "oct-stream.h" |
4904
|
36 #include "ov-base.h" |
|
37 #include "ov-base-int.h" |
|
38 #include "ov-typeinfo.h" |
4982
|
39 #include "gripes.h" |
4904
|
40 |
|
41 class |
|
42 OCTAVE_VALUE_INT_MATRIX_T |
|
43 : public octave_base_int_matrix<OCTAVE_INT_NDARRAY_T> |
|
44 { |
|
45 public: |
|
46 |
|
47 OCTAVE_VALUE_INT_MATRIX_T (void) |
|
48 : octave_base_int_matrix<OCTAVE_INT_NDARRAY_T> () { } |
|
49 |
|
50 OCTAVE_VALUE_INT_MATRIX_T (const OCTAVE_INT_NDARRAY_T& nda) |
|
51 : octave_base_int_matrix<OCTAVE_INT_NDARRAY_T> (nda) { } |
|
52 |
|
53 ~OCTAVE_VALUE_INT_MATRIX_T (void) { } |
|
54 |
5759
|
55 octave_base_value *clone (void) const |
4904
|
56 { return new OCTAVE_VALUE_INT_MATRIX_T (*this); } |
|
57 |
5759
|
58 octave_base_value *empty_clone (void) const |
4904
|
59 { return new OCTAVE_VALUE_INT_MATRIX_T (); } |
|
60 |
5895
|
61 bool OCTAVE_TYPE_PREDICATE_FUNCTION (void) { return true; } |
|
62 |
5533
|
63 int8NDArray |
|
64 int8_array_value (void) const { return int8NDArray (matrix); } |
|
65 |
|
66 int16NDArray |
|
67 int16_array_value (void) const { return int16NDArray (matrix); } |
|
68 |
|
69 int32NDArray |
|
70 int32_array_value (void) const { return int32NDArray (matrix); } |
|
71 |
|
72 int64NDArray |
|
73 int64_array_value (void) const { return int64NDArray (matrix); } |
|
74 |
|
75 uint8NDArray |
|
76 uint8_array_value (void) const { return uint8NDArray (matrix); } |
|
77 |
|
78 uint16NDArray |
|
79 uint16_array_value (void) const { return uint16NDArray (matrix); } |
|
80 |
|
81 uint32NDArray |
|
82 uint32_array_value (void) const { return uint32NDArray (matrix); } |
|
83 |
|
84 uint64NDArray |
|
85 uint64_array_value (void) const { return uint64NDArray (matrix); } |
4904
|
86 |
4982
|
87 double |
|
88 double_value (bool = false) const |
|
89 { |
|
90 double retval = lo_ieee_nan_value (); |
|
91 |
|
92 if (numel () > 0) |
|
93 { |
5781
|
94 gripe_implicit_conversion ("Octave:array-as-scalar", |
|
95 type_name (), "real scalar"); |
4982
|
96 |
5030
|
97 retval = double (matrix(0)); |
4982
|
98 } |
|
99 else |
|
100 gripe_invalid_conversion (type_name (), "real scalar"); |
|
101 |
|
102 return retval; |
|
103 |
|
104 } |
|
105 |
4983
|
106 double scalar_value (bool = false) const { return double_value (); } |
4982
|
107 |
4915
|
108 NDArray |
|
109 array_value (bool = false) const |
|
110 { |
|
111 NDArray retval (matrix.dims ()); |
|
112 int nel = matrix.numel (); |
|
113 for (int i = 0; i < nel; i++) |
4963
|
114 retval(i) = double (matrix(i)); |
|
115 return retval; |
|
116 } |
|
117 |
|
118 ComplexNDArray |
|
119 complex_array_value (bool = false) const |
|
120 { |
|
121 ComplexNDArray retval (matrix.dims ()); |
|
122 int nel = matrix.numel (); |
|
123 for (int i = 0; i < nel; i++) |
5030
|
124 retval(i) = Complex (double (matrix(i))); |
4915
|
125 return retval; |
|
126 } |
|
127 |
5898
|
128 boolNDArray |
|
129 bool_array_value (void) const |
|
130 { |
|
131 boolNDArray retval (dims ()); |
|
132 |
|
133 octave_idx_type nel = numel (); |
|
134 |
|
135 for (octave_idx_type i = 0; i < nel; i++) |
|
136 retval(i) = static_cast<bool>(matrix(i)); |
|
137 |
|
138 return retval; |
|
139 } |
|
140 |
5533
|
141 charNDArray |
|
142 char_array_value (bool = false) const |
|
143 { |
|
144 charNDArray retval (dims ()); |
|
145 |
|
146 octave_idx_type nel = numel (); |
|
147 |
|
148 for (octave_idx_type i = 0; i < nel; i++) |
|
149 retval(i) = static_cast<char>(matrix(i)); |
|
150 |
|
151 return retval; |
|
152 } |
|
153 |
5829
|
154 void increment (void) { matrix += 1; } |
|
155 |
|
156 void decrement (void) { matrix -= 1; } |
|
157 |
4938
|
158 idx_vector index_vector (void) const { return idx_vector (matrix); } |
|
159 |
4944
|
160 int write (octave_stream& os, int block_size, |
|
161 oct_data_conv::data_type output_type, int skip, |
|
162 oct_mach_info::float_format flt_fmt) const |
|
163 { return os.write (matrix, block_size, output_type, skip, flt_fmt); } |
|
164 |
4904
|
165 private: |
|
166 |
|
167 DECLARE_OCTAVE_ALLOCATOR |
|
168 |
|
169 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA |
|
170 }; |
|
171 |
|
172 class |
|
173 OCTAVE_VALUE_INT_SCALAR_T |
|
174 : public octave_base_int_scalar<OCTAVE_INT_T> |
|
175 { |
|
176 public: |
|
177 |
|
178 OCTAVE_VALUE_INT_SCALAR_T (void) |
|
179 : octave_base_int_scalar<OCTAVE_INT_T> () { } |
|
180 |
|
181 OCTAVE_VALUE_INT_SCALAR_T (const OCTAVE_INT_T& nda) |
|
182 : octave_base_int_scalar<OCTAVE_INT_T> (nda) { } |
|
183 |
|
184 ~OCTAVE_VALUE_INT_SCALAR_T (void) { } |
|
185 |
5759
|
186 octave_base_value *clone (void) const |
4904
|
187 { return new OCTAVE_VALUE_INT_SCALAR_T (*this); } |
|
188 |
5759
|
189 octave_base_value *empty_clone (void) const |
4904
|
190 { return new OCTAVE_VALUE_INT_SCALAR_T (); } |
|
191 |
5885
|
192 octave_value do_index_op (const octave_value_list& idx, |
|
193 bool resize_ok = false) |
4983
|
194 { |
|
195 octave_value retval; |
|
196 |
|
197 if (idx.valid_scalar_indices ()) |
|
198 retval = scalar; |
|
199 else |
|
200 { |
5775
|
201 // FIXME -- this doesn't solve the problem of |
4983
|
202 // |
|
203 // a = 1; a([1,1], [1,1], [1,1]) |
|
204 // |
|
205 // and similar constructions. Hmm... |
4964
|
206 |
5775
|
207 // FIXME -- using this constructor avoids narrowing the |
4983
|
208 // 1x1 matrix back to a scalar value. Need a better solution |
|
209 // to this problem. |
4964
|
210 |
4983
|
211 octave_value tmp |
|
212 (new OCTAVE_VALUE_INT_MATRIX_T |
|
213 (OCTAVE_VALUE_INT_NDARRAY_EXTRACTOR_FUNCTION ())); |
4964
|
214 |
4983
|
215 retval = tmp.do_index_op (idx, resize_ok); |
|
216 } |
4964
|
217 |
4983
|
218 return retval; |
|
219 } |
4964
|
220 |
5895
|
221 bool OCTAVE_TYPE_PREDICATE_FUNCTION (void) { return true; } |
|
222 |
5533
|
223 octave_int8 |
|
224 int8_scalar_value (void) const { return octave_int8 (scalar); } |
|
225 |
|
226 octave_int16 |
|
227 int16_scalar_value (void) const { return octave_int16 (scalar); } |
|
228 |
|
229 octave_int32 |
|
230 int32_scalar_value (void) const { return octave_int32 (scalar); } |
|
231 |
|
232 octave_int64 |
|
233 int64_scalar_value (void) const { return octave_int64 (scalar); } |
|
234 |
|
235 octave_uint8 |
|
236 uint8_scalar_value (void) const { return octave_uint8 (scalar); } |
|
237 |
|
238 octave_uint16 |
|
239 uint16_scalar_value (void) const { return octave_uint16 (scalar); } |
|
240 |
|
241 octave_uint32 |
|
242 uint32_scalar_value (void) const { return octave_uint32 (scalar); } |
|
243 |
|
244 octave_uint64 |
|
245 uint64_scalar_value (void) const { return octave_uint64 (scalar); } |
|
246 |
|
247 int8NDArray |
|
248 int8_array_value (void) const |
|
249 { return int8NDArray (dim_vector (1, 1), scalar); } |
4904
|
250 |
5533
|
251 int16NDArray |
|
252 int16_array_value (void) const |
|
253 { return int16NDArray (dim_vector (1, 1), scalar); } |
|
254 |
|
255 int32NDArray |
|
256 int32_array_value (void) const |
|
257 { return int32NDArray (dim_vector (1, 1), scalar); } |
|
258 |
|
259 int64NDArray |
|
260 int64_array_value (void) const |
|
261 { return int64NDArray (dim_vector (1, 1), scalar); } |
|
262 |
|
263 uint8NDArray |
|
264 uint8_array_value (void) const |
|
265 { return uint8NDArray (dim_vector (1, 1), scalar); } |
|
266 |
|
267 uint16NDArray |
|
268 uint16_array_value (void) const |
|
269 { return uint16NDArray (dim_vector (1, 1), scalar); } |
|
270 |
|
271 uint32NDArray |
|
272 uint32_array_value (void) const |
|
273 { return uint32NDArray (dim_vector (1, 1), scalar); } |
|
274 |
|
275 uint64NDArray |
|
276 uint64_array_value (void) const |
|
277 { return uint64NDArray (dim_vector (1, 1), scalar); } |
4904
|
278 |
5731
|
279 octave_value resize (const dim_vector& dv, bool fill = false) const |
4982
|
280 { |
5731
|
281 if (fill) |
|
282 { |
|
283 OCTAVE_INT_NDARRAY_T retval (dv, 0); |
|
284 if (dv.numel()) |
|
285 retval(0) = scalar; |
|
286 return retval; |
|
287 } |
|
288 else |
|
289 { |
|
290 OCTAVE_INT_NDARRAY_T retval (dv); |
|
291 if (dv.numel()) |
|
292 retval(0) = scalar; |
|
293 return retval; |
|
294 } |
4982
|
295 } |
|
296 |
4983
|
297 double double_value (bool = false) const { return double (scalar); } |
|
298 |
|
299 double scalar_value (bool = false) const { return double (scalar); } |
4982
|
300 |
4915
|
301 NDArray |
|
302 array_value (bool = false) const |
|
303 { |
5533
|
304 NDArray retval (dim_vector (1, 1)); |
4963
|
305 retval(0) = double (scalar); |
|
306 return retval; |
|
307 } |
|
308 |
|
309 ComplexNDArray |
|
310 complex_array_value (bool = false) const |
|
311 { |
5533
|
312 ComplexNDArray retval (dim_vector (1, 1)); |
5030
|
313 retval(0) = Complex (double (scalar)); |
4915
|
314 return retval; |
|
315 } |
|
316 |
5898
|
317 boolNDArray |
|
318 bool_array_value (void) const |
|
319 { |
|
320 boolNDArray retval (dim_vector (1, 1)); |
|
321 retval(0) = static_cast<bool>(scalar); |
|
322 return retval; |
|
323 } |
|
324 |
5533
|
325 charNDArray |
|
326 char_array_value (bool = false) const |
|
327 { |
|
328 charNDArray retval (dim_vector (1, 1)); |
|
329 retval(0) = static_cast<char>(scalar); |
|
330 return retval; |
|
331 } |
|
332 |
5829
|
333 void increment (void) { scalar += 1; } |
|
334 |
|
335 void decrement (void) { scalar -= 1; } |
|
336 |
4938
|
337 idx_vector index_vector (void) const { return idx_vector (scalar); } |
|
338 |
4944
|
339 int write (octave_stream& os, int block_size, |
5275
|
340 oct_data_conv::data_type output_type, octave_idx_type skip, |
4944
|
341 oct_mach_info::float_format flt_fmt) const |
|
342 { |
|
343 return os.write (OCTAVE_VALUE_INT_NDARRAY_EXTRACTOR_FUNCTION (), |
|
344 block_size, output_type, skip, flt_fmt); |
|
345 } |
|
346 |
4904
|
347 private: |
|
348 |
|
349 DECLARE_OCTAVE_ALLOCATOR |
|
350 |
|
351 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA |
|
352 }; |
|
353 |
|
354 /* |
|
355 ;;; Local Variables: *** |
|
356 ;;; mode: C++ *** |
|
357 ;;; End: *** |
|
358 */ |