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1 | // |
2 | // Copyright (c) 2000-2002 | |
3 | // Joerg Walter, Mathias Koch | |
4 | // | |
5 | // Distributed under the Boost Software License, Version 1.0. (See | |
6 | // accompanying file LICENSE_1_0.txt or copy at | |
7 | // http://www.boost.org/LICENSE_1_0.txt) | |
8 | // | |
9 | // The authors gratefully acknowledge the support of | |
10 | // GeNeSys mbH & Co. KG in producing this work. | |
11 | // | |
12 | ||
13 | #ifndef _BOOST_UBLAS_MATRIX_EXPRESSION_ | |
14 | #define _BOOST_UBLAS_MATRIX_EXPRESSION_ | |
15 | ||
16 | #include <boost/numeric/ublas/vector_expression.hpp> | |
17 | ||
18 | // Expression templates based on ideas of Todd Veldhuizen and Geoffrey Furnish | |
19 | // Iterators based on ideas of Jeremy Siek | |
20 | // | |
21 | // Classes that model the Matrix Expression concept | |
22 | ||
23 | namespace boost { namespace numeric { namespace ublas { | |
24 | ||
25 | template<class E> | |
26 | class matrix_reference: | |
27 | public matrix_expression<matrix_reference<E> > { | |
28 | ||
29 | typedef matrix_reference<E> self_type; | |
30 | public: | |
31 | #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS | |
32 | using matrix_expression<self_type>::operator (); | |
33 | #endif | |
34 | typedef typename E::size_type size_type; | |
35 | typedef typename E::difference_type difference_type; | |
36 | typedef typename E::value_type value_type; | |
37 | typedef typename E::const_reference const_reference; | |
38 | typedef typename boost::mpl::if_<boost::is_const<E>, | |
39 | typename E::const_reference, | |
40 | typename E::reference>::type reference; | |
41 | typedef E referred_type; | |
42 | typedef const self_type const_closure_type; | |
43 | typedef self_type closure_type; | |
44 | typedef typename E::orientation_category orientation_category; | |
45 | typedef typename E::storage_category storage_category; | |
46 | ||
47 | // Construction and destruction | |
48 | BOOST_UBLAS_INLINE | |
49 | explicit matrix_reference (referred_type &e): | |
50 | e_ (e) {} | |
51 | ||
52 | // Accessors | |
53 | BOOST_UBLAS_INLINE | |
54 | size_type size1 () const { | |
55 | return e_.size1 (); | |
56 | } | |
57 | BOOST_UBLAS_INLINE | |
58 | size_type size2 () const { | |
59 | return e_.size2 (); | |
60 | } | |
61 | ||
62 | public: | |
63 | // Expression accessors - const correct | |
64 | BOOST_UBLAS_INLINE | |
65 | const referred_type &expression () const { | |
66 | return e_; | |
67 | } | |
68 | BOOST_UBLAS_INLINE | |
69 | referred_type &expression () { | |
70 | return e_; | |
71 | } | |
72 | ||
73 | public: | |
74 | // Element access | |
75 | #ifndef BOOST_UBLAS_REFERENCE_CONST_MEMBER | |
76 | BOOST_UBLAS_INLINE | |
77 | const_reference operator () (size_type i, size_type j) const { | |
78 | return expression () (i, j); | |
79 | } | |
80 | BOOST_UBLAS_INLINE | |
81 | reference operator () (size_type i, size_type j) { | |
82 | return expression () (i, j); | |
83 | } | |
84 | #else | |
85 | BOOST_UBLAS_INLINE | |
86 | reference operator () (size_type i, size_type j) const { | |
87 | return expression () (i, j); | |
88 | } | |
89 | #endif | |
90 | ||
91 | // Assignment | |
92 | BOOST_UBLAS_INLINE | |
93 | matrix_reference &operator = (const matrix_reference &m) { | |
94 | expression ().operator = (m); | |
95 | return *this; | |
96 | } | |
97 | template<class AE> | |
98 | BOOST_UBLAS_INLINE | |
99 | matrix_reference &operator = (const matrix_expression<AE> &ae) { | |
100 | expression ().operator = (ae); | |
101 | return *this; | |
102 | } | |
103 | template<class AE> | |
104 | BOOST_UBLAS_INLINE | |
105 | matrix_reference &assign (const matrix_expression<AE> &ae) { | |
106 | expression ().assign (ae); | |
107 | return *this; | |
108 | } | |
109 | template<class AE> | |
110 | BOOST_UBLAS_INLINE | |
111 | matrix_reference &operator += (const matrix_expression<AE> &ae) { | |
112 | expression ().operator += (ae); | |
113 | return *this; | |
114 | } | |
115 | template<class AE> | |
116 | BOOST_UBLAS_INLINE | |
117 | matrix_reference &plus_assign (const matrix_expression<AE> &ae) { | |
118 | expression ().plus_assign (ae); | |
119 | return *this; | |
120 | } | |
121 | template<class AE> | |
122 | BOOST_UBLAS_INLINE | |
123 | matrix_reference &operator -= (const matrix_expression<AE> &ae) { | |
124 | expression ().operator -= (ae); | |
125 | return *this; | |
126 | } | |
127 | template<class AE> | |
128 | BOOST_UBLAS_INLINE | |
129 | matrix_reference &minus_assign (const matrix_expression<AE> &ae) { | |
130 | expression ().minus_assign (ae); | |
131 | return *this; | |
132 | } | |
133 | template<class AT> | |
134 | BOOST_UBLAS_INLINE | |
135 | matrix_reference &operator *= (const AT &at) { | |
136 | expression ().operator *= (at); | |
137 | return *this; | |
138 | } | |
139 | template<class AT> | |
140 | BOOST_UBLAS_INLINE | |
141 | matrix_reference &operator /= (const AT &at) { | |
142 | expression ().operator /= (at); | |
143 | return *this; | |
144 | } | |
145 | ||
146 | // Swapping | |
147 | BOOST_UBLAS_INLINE | |
148 | void swap (matrix_reference &m) { | |
149 | expression ().swap (m.expression ()); | |
150 | } | |
151 | ||
152 | // Closure comparison | |
153 | BOOST_UBLAS_INLINE | |
154 | bool same_closure (const matrix_reference &mr) const { | |
155 | return &(*this).e_ == &mr.e_; | |
156 | } | |
157 | ||
158 | // Iterator types | |
159 | typedef typename E::const_iterator1 const_iterator1; | |
160 | typedef typename boost::mpl::if_<boost::is_const<E>, | |
161 | typename E::const_iterator1, | |
162 | typename E::iterator1>::type iterator1; | |
163 | typedef typename E::const_iterator2 const_iterator2; | |
164 | typedef typename boost::mpl::if_<boost::is_const<E>, | |
165 | typename E::const_iterator2, | |
166 | typename E::iterator2>::type iterator2; | |
167 | ||
168 | // Element lookup | |
169 | BOOST_UBLAS_INLINE | |
170 | const_iterator1 find1 (int rank, size_type i, size_type j) const { | |
171 | return expression ().find1 (rank, i, j); | |
172 | } | |
173 | BOOST_UBLAS_INLINE | |
174 | iterator1 find1 (int rank, size_type i, size_type j) { | |
175 | return expression ().find1 (rank, i, j); | |
176 | } | |
177 | BOOST_UBLAS_INLINE | |
178 | const_iterator2 find2 (int rank, size_type i, size_type j) const { | |
179 | return expression ().find2 (rank, i, j); | |
180 | } | |
181 | BOOST_UBLAS_INLINE | |
182 | iterator2 find2 (int rank, size_type i, size_type j) { | |
183 | return expression ().find2 (rank, i, j); | |
184 | } | |
185 | ||
186 | // Iterators are the iterators of the referenced expression. | |
187 | ||
188 | BOOST_UBLAS_INLINE | |
189 | const_iterator1 begin1 () const { | |
190 | return expression ().begin1 (); | |
191 | } | |
192 | BOOST_UBLAS_INLINE | |
193 | const_iterator1 cbegin1 () const { | |
194 | return begin1 (); | |
195 | } | |
196 | BOOST_UBLAS_INLINE | |
197 | const_iterator1 end1 () const { | |
198 | return expression ().end1 (); | |
199 | } | |
200 | BOOST_UBLAS_INLINE | |
201 | const_iterator1 cend1 () const { | |
202 | return end1 (); | |
203 | } | |
204 | ||
205 | BOOST_UBLAS_INLINE | |
206 | iterator1 begin1 () { | |
207 | return expression ().begin1 (); | |
208 | } | |
209 | BOOST_UBLAS_INLINE | |
210 | iterator1 end1 () { | |
211 | return expression ().end1 (); | |
212 | } | |
213 | ||
214 | BOOST_UBLAS_INLINE | |
215 | const_iterator2 begin2 () const { | |
216 | return expression ().begin2 (); | |
217 | } | |
218 | BOOST_UBLAS_INLINE | |
219 | const_iterator2 cbegin2 () const { | |
220 | return begin2 (); | |
221 | } | |
222 | BOOST_UBLAS_INLINE | |
223 | const_iterator2 end2 () const { | |
224 | return expression ().end2 (); | |
225 | } | |
226 | BOOST_UBLAS_INLINE | |
227 | const_iterator2 cend2 () const { | |
228 | return end2 (); | |
229 | } | |
230 | ||
231 | BOOST_UBLAS_INLINE | |
232 | iterator2 begin2 () { | |
233 | return expression ().begin2 (); | |
234 | } | |
235 | BOOST_UBLAS_INLINE | |
236 | iterator2 end2 () { | |
237 | return expression ().end2 (); | |
238 | } | |
239 | ||
240 | // Reverse iterators | |
241 | typedef reverse_iterator_base1<const_iterator1> const_reverse_iterator1; | |
242 | typedef reverse_iterator_base1<iterator1> reverse_iterator1; | |
243 | ||
244 | BOOST_UBLAS_INLINE | |
245 | const_reverse_iterator1 rbegin1 () const { | |
246 | return const_reverse_iterator1 (end1 ()); | |
247 | } | |
248 | BOOST_UBLAS_INLINE | |
249 | const_reverse_iterator1 crbegin1 () const { | |
250 | return rbegin1 (); | |
251 | } | |
252 | BOOST_UBLAS_INLINE | |
253 | const_reverse_iterator1 rend1 () const { | |
254 | return const_reverse_iterator1 (begin1 ()); | |
255 | } | |
256 | BOOST_UBLAS_INLINE | |
257 | const_reverse_iterator1 crend1 () const { | |
258 | return rend1 (); | |
259 | } | |
260 | ||
261 | BOOST_UBLAS_INLINE | |
262 | reverse_iterator1 rbegin1 () { | |
263 | return reverse_iterator1 (end1 ()); | |
264 | } | |
265 | BOOST_UBLAS_INLINE | |
266 | reverse_iterator1 rend1 () { | |
267 | return reverse_iterator1 (begin1 ()); | |
268 | } | |
269 | ||
270 | typedef reverse_iterator_base2<const_iterator2> const_reverse_iterator2; | |
271 | typedef reverse_iterator_base2<iterator2> reverse_iterator2; | |
272 | ||
273 | BOOST_UBLAS_INLINE | |
274 | const_reverse_iterator2 rbegin2 () const { | |
275 | return const_reverse_iterator2 (end2 ()); | |
276 | } | |
277 | BOOST_UBLAS_INLINE | |
278 | const_reverse_iterator2 crbegin2 () const { | |
279 | return rbegin2 (); | |
280 | } | |
281 | BOOST_UBLAS_INLINE | |
282 | const_reverse_iterator2 rend2 () const { | |
283 | return const_reverse_iterator2 (begin2 ()); | |
284 | } | |
285 | BOOST_UBLAS_INLINE | |
286 | const_reverse_iterator2 crend2 () const { | |
287 | return rend2 (); | |
288 | } | |
289 | ||
290 | BOOST_UBLAS_INLINE | |
291 | reverse_iterator2 rbegin2 () { | |
292 | return reverse_iterator2 (end2 ()); | |
293 | } | |
294 | BOOST_UBLAS_INLINE | |
295 | reverse_iterator2 rend2 () { | |
296 | return reverse_iterator2 (begin2 ()); | |
297 | } | |
298 | ||
299 | private: | |
300 | referred_type &e_; | |
301 | }; | |
302 | ||
303 | ||
304 | template<class E1, class E2, class F> | |
305 | class vector_matrix_binary: | |
306 | public matrix_expression<vector_matrix_binary<E1, E2, F> > { | |
307 | ||
308 | typedef E1 expression1_type; | |
309 | typedef E2 expression2_type; | |
310 | public: | |
311 | typedef typename E1::const_closure_type expression1_closure_type; | |
312 | typedef typename E2::const_closure_type expression2_closure_type; | |
313 | private: | |
314 | typedef vector_matrix_binary<E1, E2, F> self_type; | |
315 | public: | |
316 | #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS | |
317 | using matrix_expression<self_type>::operator (); | |
318 | #endif | |
319 | typedef F functor_type; | |
320 | typedef typename promote_traits<typename E1::size_type, typename E2::size_type>::promote_type size_type; | |
321 | typedef typename promote_traits<typename E1::difference_type, typename E2::difference_type>::promote_type difference_type; | |
322 | typedef typename F::result_type value_type; | |
323 | typedef value_type const_reference; | |
324 | typedef const_reference reference; | |
325 | typedef const self_type const_closure_type; | |
326 | typedef const_closure_type closure_type; | |
327 | typedef unknown_orientation_tag orientation_category; | |
328 | typedef unknown_storage_tag storage_category; | |
329 | ||
330 | // Construction and destruction | |
331 | BOOST_UBLAS_INLINE | |
332 | vector_matrix_binary (const expression1_type &e1, const expression2_type &e2): | |
333 | e1_ (e1), e2_ (e2) {} | |
334 | ||
335 | // Accessors | |
336 | BOOST_UBLAS_INLINE | |
337 | size_type size1 () const { | |
338 | return e1_.size (); | |
339 | } | |
340 | BOOST_UBLAS_INLINE | |
341 | size_type size2 () const { | |
342 | return e2_.size (); | |
343 | } | |
344 | ||
345 | public: | |
346 | // Expression accessors | |
347 | BOOST_UBLAS_INLINE | |
348 | const expression1_closure_type &expression1 () const { | |
349 | return e1_; | |
350 | } | |
351 | BOOST_UBLAS_INLINE | |
352 | const expression2_closure_type &expression2 () const { | |
353 | return e2_; | |
354 | } | |
355 | ||
356 | public: | |
357 | // Element access | |
358 | BOOST_UBLAS_INLINE | |
359 | const_reference operator () (size_type i, size_type j) const { | |
360 | return functor_type::apply (e1_ (i), e2_ (j)); | |
361 | } | |
362 | ||
363 | // Closure comparison | |
364 | BOOST_UBLAS_INLINE | |
365 | bool same_closure (const vector_matrix_binary &vmb) const { | |
366 | return (*this).expression1 ().same_closure (vmb.expression1 ()) && | |
367 | (*this).expression2 ().same_closure (vmb.expression2 ()); | |
368 | } | |
369 | ||
370 | // Iterator types | |
371 | private: | |
372 | typedef typename E1::const_iterator const_subiterator1_type; | |
373 | typedef typename E2::const_iterator const_subiterator2_type; | |
374 | typedef const value_type *const_pointer; | |
375 | ||
376 | public: | |
377 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
378 | typedef typename iterator_restrict_traits<typename const_subiterator1_type::iterator_category, | |
379 | typename const_subiterator2_type::iterator_category>::iterator_category iterator_category; | |
380 | typedef indexed_const_iterator1<const_closure_type, iterator_category> const_iterator1; | |
381 | typedef const_iterator1 iterator1; | |
382 | typedef indexed_const_iterator2<const_closure_type, iterator_category> const_iterator2; | |
383 | typedef const_iterator2 iterator2; | |
384 | #else | |
385 | class const_iterator1; | |
386 | typedef const_iterator1 iterator1; | |
387 | class const_iterator2; | |
388 | typedef const_iterator2 iterator2; | |
389 | #endif | |
390 | typedef reverse_iterator_base1<const_iterator1> const_reverse_iterator1; | |
391 | typedef reverse_iterator_base2<const_iterator2> const_reverse_iterator2; | |
392 | ||
393 | // Element lookup | |
394 | BOOST_UBLAS_INLINE | |
395 | const_iterator1 find1 (int rank, size_type i, size_type j) const { | |
396 | const_subiterator1_type it1 (e1_.find (i)); | |
397 | const_subiterator1_type it1_end (e1_.find (size1 ())); | |
398 | const_subiterator2_type it2 (e2_.find (j)); | |
399 | const_subiterator2_type it2_end (e2_.find (size2 ())); | |
400 | if (it2 == it2_end || (rank == 1 && (it2.index () != j || *it2 == value_type/*zero*/()))) { | |
401 | it1 = it1_end; | |
402 | it2 = it2_end; | |
403 | } | |
404 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
405 | return const_iterator1 (*this, it1.index (), it2.index ()); | |
406 | #else | |
407 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
408 | return const_iterator1 (*this, it1, it2, it2 != it2_end ? *it2 : value_type/*zero*/()); | |
409 | #else | |
410 | return const_iterator1 (*this, it1, it2); | |
411 | #endif | |
412 | #endif | |
413 | } | |
414 | BOOST_UBLAS_INLINE | |
415 | const_iterator2 find2 (int rank, size_type i, size_type j) const { | |
416 | const_subiterator2_type it2 (e2_.find (j)); | |
417 | const_subiterator2_type it2_end (e2_.find (size2 ())); | |
418 | const_subiterator1_type it1 (e1_.find (i)); | |
419 | const_subiterator1_type it1_end (e1_.find (size1 ())); | |
420 | if (it1 == it1_end || (rank == 1 && (it1.index () != i || *it1 == value_type/*zero*/()))) { | |
421 | it2 = it2_end; | |
422 | it1 = it1_end; | |
423 | } | |
424 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
425 | return const_iterator2 (*this, it1.index (), it2.index ()); | |
426 | #else | |
427 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
428 | return const_iterator2 (*this, it1, it2, it1 != it1_end ? *it1 : value_type/*zero*/()); | |
429 | #else | |
430 | return const_iterator2 (*this, it1, it2); | |
431 | #endif | |
432 | #endif | |
433 | } | |
434 | ||
435 | // Iterators enhance the iterators of the referenced expressions | |
436 | // with the binary functor. | |
437 | ||
438 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
439 | class const_iterator1: | |
440 | public container_const_reference<vector_matrix_binary>, | |
441 | public iterator_base_traits<typename iterator_restrict_traits<typename E1::const_iterator::iterator_category, | |
442 | typename E2::const_iterator::iterator_category>::iterator_category>::template | |
443 | iterator_base<const_iterator1, value_type>::type { | |
444 | public: | |
445 | typedef typename iterator_restrict_traits<typename E1::const_iterator::iterator_category, | |
446 | typename E2::const_iterator::iterator_category>::iterator_category iterator_category; | |
447 | typedef typename vector_matrix_binary::difference_type difference_type; | |
448 | typedef typename vector_matrix_binary::value_type value_type; | |
449 | typedef typename vector_matrix_binary::const_reference reference; | |
450 | typedef typename vector_matrix_binary::const_pointer pointer; | |
451 | ||
452 | typedef const_iterator2 dual_iterator_type; | |
453 | typedef const_reverse_iterator2 dual_reverse_iterator_type; | |
454 | ||
455 | // Construction and destruction | |
456 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
457 | BOOST_UBLAS_INLINE | |
458 | const_iterator1 (): | |
459 | container_const_reference<self_type> (), it1_ (), it2_ (), t2_ () {} | |
460 | BOOST_UBLAS_INLINE | |
461 | const_iterator1 (const self_type &vmb, const const_subiterator1_type &it1, const const_subiterator2_type &it2, value_type t2): | |
462 | container_const_reference<self_type> (vmb), it1_ (it1), it2_ (it2), t2_ (t2) {} | |
463 | #else | |
464 | BOOST_UBLAS_INLINE | |
465 | const_iterator1 (): | |
466 | container_const_reference<self_type> (), it1_ (), it2_ () {} | |
467 | BOOST_UBLAS_INLINE | |
468 | const_iterator1 (const self_type &vmb, const const_subiterator1_type &it1, const const_subiterator2_type &it2): | |
469 | container_const_reference<self_type> (vmb), it1_ (it1), it2_ (it2) {} | |
470 | #endif | |
471 | ||
472 | // Arithmetic | |
473 | BOOST_UBLAS_INLINE | |
474 | const_iterator1 &operator ++ () { | |
475 | ++ it1_; | |
476 | return *this; | |
477 | } | |
478 | BOOST_UBLAS_INLINE | |
479 | const_iterator1 &operator -- () { | |
480 | -- it1_; | |
481 | return *this; | |
482 | } | |
483 | BOOST_UBLAS_INLINE | |
484 | const_iterator1 &operator += (difference_type n) { | |
485 | it1_ += n; | |
486 | return *this; | |
487 | } | |
488 | BOOST_UBLAS_INLINE | |
489 | const_iterator1 &operator -= (difference_type n) { | |
490 | it1_ -= n; | |
491 | return *this; | |
492 | } | |
493 | BOOST_UBLAS_INLINE | |
494 | difference_type operator - (const const_iterator1 &it) const { | |
495 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
496 | BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); | |
497 | return it1_ - it.it1_; | |
498 | } | |
499 | ||
500 | // Dereference | |
501 | BOOST_UBLAS_INLINE | |
502 | const_reference operator * () const { | |
503 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
504 | return functor_type::apply (*it1_, t2_); | |
505 | #else | |
506 | return functor_type::apply (*it1_, *it2_); | |
507 | #endif | |
508 | } | |
509 | BOOST_UBLAS_INLINE | |
510 | const_reference operator [] (difference_type n) const { | |
511 | return *(*this + n); | |
512 | } | |
513 | ||
514 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
515 | BOOST_UBLAS_INLINE | |
516 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
517 | typename self_type:: | |
518 | #endif | |
519 | const_iterator2 begin () const { | |
520 | return (*this) ().find2 (1, index1 (), 0); | |
521 | } | |
522 | BOOST_UBLAS_INLINE | |
523 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
524 | typename self_type:: | |
525 | #endif | |
526 | const_iterator2 cbegin () const { | |
527 | return begin (); | |
528 | } | |
529 | BOOST_UBLAS_INLINE | |
530 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
531 | typename self_type:: | |
532 | #endif | |
533 | const_iterator2 end () const { | |
534 | return (*this) ().find2 (1, index1 (), (*this) ().size2 ()); | |
535 | } | |
536 | BOOST_UBLAS_INLINE | |
537 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
538 | typename self_type:: | |
539 | #endif | |
540 | const_iterator2 cend () const { | |
541 | return end (); | |
542 | } | |
543 | BOOST_UBLAS_INLINE | |
544 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
545 | typename self_type:: | |
546 | #endif | |
547 | const_reverse_iterator2 rbegin () const { | |
548 | return const_reverse_iterator2 (end ()); | |
549 | } | |
550 | BOOST_UBLAS_INLINE | |
551 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
552 | typename self_type:: | |
553 | #endif | |
554 | const_reverse_iterator2 crbegin () const { | |
555 | return rbegin (); | |
556 | } | |
557 | BOOST_UBLAS_INLINE | |
558 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
559 | typename self_type:: | |
560 | #endif | |
561 | const_reverse_iterator2 rend () const { | |
562 | return const_reverse_iterator2 (begin ()); | |
563 | } | |
564 | BOOST_UBLAS_INLINE | |
565 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
566 | typename self_type:: | |
567 | #endif | |
568 | const_reverse_iterator2 crend () const { | |
569 | return rend (); | |
570 | } | |
571 | #endif | |
572 | ||
573 | // Indices | |
574 | BOOST_UBLAS_INLINE | |
575 | size_type index1 () const { | |
576 | return it1_.index (); | |
577 | } | |
578 | BOOST_UBLAS_INLINE | |
579 | size_type index2 () const { | |
580 | return it2_.index (); | |
581 | } | |
582 | ||
583 | // Assignment | |
584 | BOOST_UBLAS_INLINE | |
585 | const_iterator1 &operator = (const const_iterator1 &it) { | |
586 | container_const_reference<self_type>::assign (&it ()); | |
587 | it1_ = it.it1_; | |
588 | it2_ = it.it2_; | |
589 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
590 | t2_ = it.t2_; | |
591 | #endif | |
592 | return *this; | |
593 | } | |
594 | ||
595 | // Comparison | |
596 | BOOST_UBLAS_INLINE | |
597 | bool operator == (const const_iterator1 &it) const { | |
598 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
599 | BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); | |
600 | return it1_ == it.it1_; | |
601 | } | |
602 | BOOST_UBLAS_INLINE | |
603 | bool operator < (const const_iterator1 &it) const { | |
604 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
605 | BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); | |
606 | return it1_ < it.it1_; | |
607 | } | |
608 | ||
609 | private: | |
610 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
611 | const_subiterator1_type it1_; | |
612 | // Mutable due to assignment | |
613 | /* const */ const_subiterator2_type it2_; | |
614 | value_type t2_; | |
615 | #else | |
616 | const_subiterator1_type it1_; | |
617 | const_subiterator2_type it2_; | |
618 | #endif | |
619 | }; | |
620 | #endif | |
621 | ||
622 | BOOST_UBLAS_INLINE | |
623 | const_iterator1 begin1 () const { | |
624 | return find1 (0, 0, 0); | |
625 | } | |
626 | BOOST_UBLAS_INLINE | |
627 | const_iterator1 cbegin1 () const { | |
628 | return begin1 (); | |
629 | } | |
630 | BOOST_UBLAS_INLINE | |
631 | const_iterator1 end1 () const { | |
632 | return find1 (0, size1 (), 0); | |
633 | } | |
634 | BOOST_UBLAS_INLINE | |
635 | const_iterator1 cend1 () const { | |
636 | return end1 (); | |
637 | } | |
638 | ||
639 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
640 | class const_iterator2: | |
641 | public container_const_reference<vector_matrix_binary>, | |
642 | public iterator_base_traits<typename iterator_restrict_traits<typename E1::const_iterator::iterator_category, | |
643 | typename E2::const_iterator::iterator_category>::iterator_category>::template | |
644 | iterator_base<const_iterator2, value_type>::type { | |
645 | public: | |
646 | typedef typename iterator_restrict_traits<typename E1::const_iterator::iterator_category, | |
647 | typename E2::const_iterator::iterator_category>::iterator_category iterator_category; | |
648 | typedef typename vector_matrix_binary::difference_type difference_type; | |
649 | typedef typename vector_matrix_binary::value_type value_type; | |
650 | typedef typename vector_matrix_binary::const_reference reference; | |
651 | typedef typename vector_matrix_binary::const_pointer pointer; | |
652 | ||
653 | typedef const_iterator1 dual_iterator_type; | |
654 | typedef const_reverse_iterator1 dual_reverse_iterator_type; | |
655 | ||
656 | // Construction and destruction | |
657 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
658 | BOOST_UBLAS_INLINE | |
659 | const_iterator2 (): | |
660 | container_const_reference<self_type> (), it1_ (), it2_ (), t1_ () {} | |
661 | BOOST_UBLAS_INLINE | |
662 | const_iterator2 (const self_type &vmb, const const_subiterator1_type &it1, const const_subiterator2_type &it2, value_type t1): | |
663 | container_const_reference<self_type> (vmb), it1_ (it1), it2_ (it2), t1_ (t1) {} | |
664 | #else | |
665 | BOOST_UBLAS_INLINE | |
666 | const_iterator2 (): | |
667 | container_const_reference<self_type> (), it1_ (), it2_ () {} | |
668 | BOOST_UBLAS_INLINE | |
669 | const_iterator2 (const self_type &vmb, const const_subiterator1_type &it1, const const_subiterator2_type &it2): | |
670 | container_const_reference<self_type> (vmb), it1_ (it1), it2_ (it2) {} | |
671 | #endif | |
672 | ||
673 | // Arithmetic | |
674 | BOOST_UBLAS_INLINE | |
675 | const_iterator2 &operator ++ () { | |
676 | ++ it2_; | |
677 | return *this; | |
678 | } | |
679 | BOOST_UBLAS_INLINE | |
680 | const_iterator2 &operator -- () { | |
681 | -- it2_; | |
682 | return *this; | |
683 | } | |
684 | BOOST_UBLAS_INLINE | |
685 | const_iterator2 &operator += (difference_type n) { | |
686 | it2_ += n; | |
687 | return *this; | |
688 | } | |
689 | BOOST_UBLAS_INLINE | |
690 | const_iterator2 &operator -= (difference_type n) { | |
691 | it2_ -= n; | |
692 | return *this; | |
693 | } | |
694 | BOOST_UBLAS_INLINE | |
695 | difference_type operator - (const const_iterator2 &it) const { | |
696 | BOOST_UBLAS_CHECK ((*this) ().same_closure(it ()), external_logic ()); | |
697 | BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); | |
698 | return it2_ - it.it2_; | |
699 | } | |
700 | ||
701 | // Dereference | |
702 | BOOST_UBLAS_INLINE | |
703 | const_reference operator * () const { | |
704 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
705 | return functor_type::apply (t1_, *it2_); | |
706 | #else | |
707 | return functor_type::apply (*it1_, *it2_); | |
708 | #endif | |
709 | } | |
710 | BOOST_UBLAS_INLINE | |
711 | const_reference operator [] (difference_type n) const { | |
712 | return *(*this + n); | |
713 | } | |
714 | ||
715 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
716 | BOOST_UBLAS_INLINE | |
717 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
718 | typename self_type:: | |
719 | #endif | |
720 | const_iterator1 begin () const { | |
721 | return (*this) ().find1 (1, 0, index2 ()); | |
722 | } | |
723 | BOOST_UBLAS_INLINE | |
724 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
725 | typename self_type:: | |
726 | #endif | |
727 | const_iterator1 cbegin () const { | |
728 | return begin (); | |
729 | } | |
730 | BOOST_UBLAS_INLINE | |
731 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
732 | typename self_type:: | |
733 | #endif | |
734 | const_iterator1 end () const { | |
735 | return (*this) ().find1 (1, (*this) ().size1 (), index2 ()); | |
736 | } | |
737 | BOOST_UBLAS_INLINE | |
738 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
739 | typename self_type:: | |
740 | #endif | |
741 | const_iterator1 cend () const { | |
742 | return end (); | |
743 | } | |
744 | BOOST_UBLAS_INLINE | |
745 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
746 | typename self_type:: | |
747 | #endif | |
748 | const_reverse_iterator1 rbegin () const { | |
749 | return const_reverse_iterator1 (end ()); | |
750 | } | |
751 | BOOST_UBLAS_INLINE | |
752 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
753 | typename self_type:: | |
754 | #endif | |
755 | const_reverse_iterator1 crbegin () const { | |
756 | return rbegin (); | |
757 | } | |
758 | BOOST_UBLAS_INLINE | |
759 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
760 | typename self_type:: | |
761 | #endif | |
762 | const_reverse_iterator1 rend () const { | |
763 | return const_reverse_iterator1 (begin ()); | |
764 | } | |
765 | BOOST_UBLAS_INLINE | |
766 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
767 | typename self_type:: | |
768 | #endif | |
769 | const_reverse_iterator1 crend () const { | |
770 | return rend (); | |
771 | } | |
772 | #endif | |
773 | ||
774 | // Indices | |
775 | BOOST_UBLAS_INLINE | |
776 | size_type index1 () const { | |
777 | return it1_.index (); | |
778 | } | |
779 | BOOST_UBLAS_INLINE | |
780 | size_type index2 () const { | |
781 | return it2_.index (); | |
782 | } | |
783 | ||
784 | // Assignment | |
785 | BOOST_UBLAS_INLINE | |
786 | const_iterator2 &operator = (const const_iterator2 &it) { | |
787 | container_const_reference<self_type>::assign (&it ()); | |
788 | it1_ = it.it1_; | |
789 | it2_ = it.it2_; | |
790 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
791 | t1_ = it.t1_; | |
792 | #endif | |
793 | return *this; | |
794 | } | |
795 | ||
796 | // Comparison | |
797 | BOOST_UBLAS_INLINE | |
798 | bool operator == (const const_iterator2 &it) const { | |
799 | BOOST_UBLAS_CHECK ((*this) ().same_closure( it ()), external_logic ()); | |
800 | BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); | |
801 | return it2_ == it.it2_; | |
802 | } | |
803 | BOOST_UBLAS_INLINE | |
804 | bool operator < (const const_iterator2 &it) const { | |
805 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
806 | BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); | |
807 | return it2_ < it.it2_; | |
808 | } | |
809 | ||
810 | private: | |
811 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
812 | // Mutable due to assignment | |
813 | /* const */ const_subiterator1_type it1_; | |
814 | const_subiterator2_type it2_; | |
815 | value_type t1_; | |
816 | #else | |
817 | const_subiterator1_type it1_; | |
818 | const_subiterator2_type it2_; | |
819 | #endif | |
820 | }; | |
821 | #endif | |
822 | ||
823 | BOOST_UBLAS_INLINE | |
824 | const_iterator2 begin2 () const { | |
825 | return find2 (0, 0, 0); | |
826 | } | |
827 | BOOST_UBLAS_INLINE | |
828 | const_iterator2 cbegin2 () const { | |
829 | return begin2 (); | |
830 | } | |
831 | BOOST_UBLAS_INLINE | |
832 | const_iterator2 end2 () const { | |
833 | return find2 (0, 0, size2 ()); | |
834 | } | |
835 | BOOST_UBLAS_INLINE | |
836 | const_iterator2 cend2 () const { | |
837 | return end2 (); | |
838 | } | |
839 | ||
840 | // Reverse iterators | |
841 | ||
842 | BOOST_UBLAS_INLINE | |
843 | const_reverse_iterator1 rbegin1 () const { | |
844 | return const_reverse_iterator1 (end1 ()); | |
845 | } | |
846 | BOOST_UBLAS_INLINE | |
847 | const_reverse_iterator1 crbegin1 () const { | |
848 | return rbegin1 (); | |
849 | } | |
850 | BOOST_UBLAS_INLINE | |
851 | const_reverse_iterator1 rend1 () const { | |
852 | return const_reverse_iterator1 (begin1 ()); | |
853 | } | |
854 | BOOST_UBLAS_INLINE | |
855 | const_reverse_iterator1 crend1 () const { | |
856 | return rend1 (); | |
857 | } | |
858 | BOOST_UBLAS_INLINE | |
859 | const_reverse_iterator2 rbegin2 () const { | |
860 | return const_reverse_iterator2 (end2 ()); | |
861 | } | |
862 | BOOST_UBLAS_INLINE | |
863 | const_reverse_iterator2 crbegin2 () const { | |
864 | return rbegin2 (); | |
865 | } | |
866 | BOOST_UBLAS_INLINE | |
867 | const_reverse_iterator2 rend2 () const { | |
868 | return const_reverse_iterator2 (begin2 ()); | |
869 | } | |
870 | BOOST_UBLAS_INLINE | |
871 | const_reverse_iterator2 crend2 () const { | |
872 | return rend2 (); | |
873 | } | |
874 | ||
875 | private: | |
876 | expression1_closure_type e1_; | |
877 | expression2_closure_type e2_; | |
878 | }; | |
879 | ||
880 | template<class E1, class E2, class F> | |
881 | struct vector_matrix_binary_traits { | |
882 | typedef vector_matrix_binary<E1, E2, F> expression_type; | |
883 | #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG | |
884 | typedef expression_type result_type; | |
885 | #else | |
886 | // ISSUE matrix is arbitary temporary type | |
887 | typedef matrix<typename F::value_type> result_type; | |
888 | #endif | |
889 | }; | |
890 | ||
891 | // (outer_prod (v1, v2)) [i] [j] = v1 [i] * v2 [j] | |
892 | template<class E1, class E2> | |
893 | BOOST_UBLAS_INLINE | |
894 | typename vector_matrix_binary_traits<E1, E2, scalar_multiplies<typename E1::value_type, typename E2::value_type> >::result_type | |
895 | outer_prod (const vector_expression<E1> &e1, | |
896 | const vector_expression<E2> &e2) { | |
897 | BOOST_STATIC_ASSERT (E1::complexity == 0 && E2::complexity == 0); | |
898 | typedef typename vector_matrix_binary_traits<E1, E2, scalar_multiplies<typename E1::value_type, typename E2::value_type> >::expression_type expression_type; | |
899 | return expression_type (e1 (), e2 ()); | |
900 | } | |
901 | ||
902 | template<class E, class F> | |
903 | class matrix_unary1: | |
904 | public matrix_expression<matrix_unary1<E, F> > { | |
905 | ||
906 | typedef E expression_type; | |
907 | typedef F functor_type; | |
908 | public: | |
909 | typedef typename E::const_closure_type expression_closure_type; | |
910 | private: | |
911 | typedef matrix_unary1<E, F> self_type; | |
912 | public: | |
913 | #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS | |
914 | using matrix_expression<self_type>::operator (); | |
915 | #endif | |
916 | typedef typename E::size_type size_type; | |
917 | typedef typename E::difference_type difference_type; | |
918 | typedef typename F::result_type value_type; | |
919 | typedef value_type const_reference; | |
920 | typedef const_reference reference; | |
921 | typedef const self_type const_closure_type; | |
922 | typedef const_closure_type closure_type; | |
923 | typedef typename E::orientation_category orientation_category; | |
924 | typedef unknown_storage_tag storage_category; | |
925 | ||
926 | // Construction and destruction | |
927 | BOOST_UBLAS_INLINE | |
928 | explicit matrix_unary1 (const expression_type &e): | |
929 | e_ (e) {} | |
930 | ||
931 | // Accessors | |
932 | BOOST_UBLAS_INLINE | |
933 | size_type size1 () const { | |
934 | return e_.size1 (); | |
935 | } | |
936 | BOOST_UBLAS_INLINE | |
937 | size_type size2 () const { | |
938 | return e_.size2 (); | |
939 | } | |
940 | ||
941 | public: | |
942 | // Expression accessors | |
943 | BOOST_UBLAS_INLINE | |
944 | const expression_closure_type &expression () const { | |
945 | return e_; | |
946 | } | |
947 | ||
948 | public: | |
949 | // Element access | |
950 | BOOST_UBLAS_INLINE | |
951 | const_reference operator () (size_type i, size_type j) const { | |
952 | return functor_type::apply (e_ (i, j)); | |
953 | } | |
954 | ||
955 | // Closure comparison | |
956 | BOOST_UBLAS_INLINE | |
957 | bool same_closure (const matrix_unary1 &mu1) const { | |
958 | return (*this).expression ().same_closure (mu1.expression ()); | |
959 | } | |
960 | ||
961 | // Iterator types | |
962 | private: | |
963 | typedef typename E::const_iterator1 const_subiterator1_type; | |
964 | typedef typename E::const_iterator2 const_subiterator2_type; | |
965 | typedef const value_type *const_pointer; | |
966 | ||
967 | public: | |
968 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
969 | typedef indexed_const_iterator1<const_closure_type, typename const_subiterator1_type::iterator_category> const_iterator1; | |
970 | typedef const_iterator1 iterator1; | |
971 | typedef indexed_const_iterator2<const_closure_type, typename const_subiterator2_type::iterator_category> const_iterator2; | |
972 | typedef const_iterator2 iterator2; | |
973 | #else | |
974 | class const_iterator1; | |
975 | typedef const_iterator1 iterator1; | |
976 | class const_iterator2; | |
977 | typedef const_iterator2 iterator2; | |
978 | #endif | |
979 | typedef reverse_iterator_base1<const_iterator1> const_reverse_iterator1; | |
980 | typedef reverse_iterator_base2<const_iterator2> const_reverse_iterator2; | |
981 | ||
982 | // Element lookup | |
983 | BOOST_UBLAS_INLINE | |
984 | const_iterator1 find1 (int rank, size_type i, size_type j) const { | |
985 | const_subiterator1_type it1 (e_.find1 (rank, i, j)); | |
986 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
987 | return const_iterator1 (*this, it1.index1 (), it1.index2 ()); | |
988 | #else | |
989 | return const_iterator1 (*this, it1); | |
990 | #endif | |
991 | } | |
992 | BOOST_UBLAS_INLINE | |
993 | const_iterator2 find2 (int rank, size_type i, size_type j) const { | |
994 | const_subiterator2_type it2 (e_.find2 (rank, i, j)); | |
995 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
996 | return const_iterator2 (*this, it2.index1 (), it2.index2 ()); | |
997 | #else | |
998 | return const_iterator2 (*this, it2); | |
999 | #endif | |
1000 | } | |
1001 | ||
1002 | // Iterators enhance the iterators of the referenced expression | |
1003 | // with the unary functor. | |
1004 | ||
1005 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
1006 | class const_iterator1: | |
1007 | public container_const_reference<matrix_unary1>, | |
1008 | public iterator_base_traits<typename E::const_iterator1::iterator_category>::template | |
1009 | iterator_base<const_iterator1, value_type>::type { | |
1010 | public: | |
1011 | typedef typename E::const_iterator1::iterator_category iterator_category; | |
1012 | typedef typename matrix_unary1::difference_type difference_type; | |
1013 | typedef typename matrix_unary1::value_type value_type; | |
1014 | typedef typename matrix_unary1::const_reference reference; | |
1015 | typedef typename matrix_unary1::const_pointer pointer; | |
1016 | ||
1017 | typedef const_iterator2 dual_iterator_type; | |
1018 | typedef const_reverse_iterator2 dual_reverse_iterator_type; | |
1019 | ||
1020 | // Construction and destruction | |
1021 | BOOST_UBLAS_INLINE | |
1022 | const_iterator1 (): | |
1023 | container_const_reference<self_type> (), it_ () {} | |
1024 | BOOST_UBLAS_INLINE | |
1025 | const_iterator1 (const self_type &mu, const const_subiterator1_type &it): | |
1026 | container_const_reference<self_type> (mu), it_ (it) {} | |
1027 | ||
1028 | // Arithmetic | |
1029 | BOOST_UBLAS_INLINE | |
1030 | const_iterator1 &operator ++ () { | |
1031 | ++ it_; | |
1032 | return *this; | |
1033 | } | |
1034 | BOOST_UBLAS_INLINE | |
1035 | const_iterator1 &operator -- () { | |
1036 | -- it_; | |
1037 | return *this; | |
1038 | } | |
1039 | BOOST_UBLAS_INLINE | |
1040 | const_iterator1 &operator += (difference_type n) { | |
1041 | it_ += n; | |
1042 | return *this; | |
1043 | } | |
1044 | BOOST_UBLAS_INLINE | |
1045 | const_iterator1 &operator -= (difference_type n) { | |
1046 | it_ -= n; | |
1047 | return *this; | |
1048 | } | |
1049 | BOOST_UBLAS_INLINE | |
1050 | difference_type operator - (const const_iterator1 &it) const { | |
1051 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
1052 | return it_ - it.it_; | |
1053 | } | |
1054 | ||
1055 | // Dereference | |
1056 | BOOST_UBLAS_INLINE | |
1057 | const_reference operator * () const { | |
1058 | return functor_type::apply (*it_); | |
1059 | } | |
1060 | BOOST_UBLAS_INLINE | |
1061 | const_reference operator [] (difference_type n) const { | |
1062 | return *(*this + n); | |
1063 | } | |
1064 | ||
1065 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
1066 | BOOST_UBLAS_INLINE | |
1067 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1068 | typename self_type:: | |
1069 | #endif | |
1070 | const_iterator2 begin () const { | |
1071 | return (*this) ().find2 (1, index1 (), 0); | |
1072 | } | |
1073 | BOOST_UBLAS_INLINE | |
1074 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1075 | typename self_type:: | |
1076 | #endif | |
1077 | const_iterator2 cbegin () const { | |
1078 | return begin (); | |
1079 | } | |
1080 | BOOST_UBLAS_INLINE | |
1081 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1082 | typename self_type:: | |
1083 | #endif | |
1084 | const_iterator2 end () const { | |
1085 | return (*this) ().find2 (1, index1 (), (*this) ().size2 ()); | |
1086 | } | |
1087 | BOOST_UBLAS_INLINE | |
1088 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1089 | typename self_type:: | |
1090 | #endif | |
1091 | const_iterator2 cend () const { | |
1092 | return end (); | |
1093 | } | |
1094 | BOOST_UBLAS_INLINE | |
1095 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1096 | typename self_type:: | |
1097 | #endif | |
1098 | const_reverse_iterator2 rbegin () const { | |
1099 | return const_reverse_iterator2 (end ()); | |
1100 | } | |
1101 | BOOST_UBLAS_INLINE | |
1102 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1103 | typename self_type:: | |
1104 | #endif | |
1105 | const_reverse_iterator2 crbegin () const { | |
1106 | return rbegin (); | |
1107 | } | |
1108 | BOOST_UBLAS_INLINE | |
1109 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1110 | typename self_type:: | |
1111 | #endif | |
1112 | const_reverse_iterator2 rend () const { | |
1113 | return const_reverse_iterator2 (begin ()); | |
1114 | } | |
1115 | BOOST_UBLAS_INLINE | |
1116 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1117 | typename self_type:: | |
1118 | #endif | |
1119 | const_reverse_iterator2 crend () const { | |
1120 | return rend (); | |
1121 | } | |
1122 | #endif | |
1123 | ||
1124 | // Indices | |
1125 | BOOST_UBLAS_INLINE | |
1126 | size_type index1 () const { | |
1127 | return it_.index1 (); | |
1128 | } | |
1129 | BOOST_UBLAS_INLINE | |
1130 | size_type index2 () const { | |
1131 | return it_.index2 (); | |
1132 | } | |
1133 | ||
1134 | // Assignment | |
1135 | BOOST_UBLAS_INLINE | |
1136 | const_iterator1 &operator = (const const_iterator1 &it) { | |
1137 | container_const_reference<self_type>::assign (&it ()); | |
1138 | it_ = it.it_; | |
1139 | return *this; | |
1140 | } | |
1141 | ||
1142 | // Comparison | |
1143 | BOOST_UBLAS_INLINE | |
1144 | bool operator == (const const_iterator1 &it) const { | |
1145 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
1146 | return it_ == it.it_; | |
1147 | } | |
1148 | BOOST_UBLAS_INLINE | |
1149 | bool operator < (const const_iterator1 &it) const { | |
1150 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
1151 | return it_ < it.it_; | |
1152 | } | |
1153 | ||
1154 | private: | |
1155 | const_subiterator1_type it_; | |
1156 | }; | |
1157 | #endif | |
1158 | ||
1159 | BOOST_UBLAS_INLINE | |
1160 | const_iterator1 begin1 () const { | |
1161 | return find1 (0, 0, 0); | |
1162 | } | |
1163 | BOOST_UBLAS_INLINE | |
1164 | const_iterator1 cbegin1 () const { | |
1165 | return begin1 (); | |
1166 | } | |
1167 | BOOST_UBLAS_INLINE | |
1168 | const_iterator1 end1 () const { | |
1169 | return find1 (0, size1 (), 0); | |
1170 | } | |
1171 | BOOST_UBLAS_INLINE | |
1172 | const_iterator1 cend1 () const { | |
1173 | return end1 (); | |
1174 | } | |
1175 | ||
1176 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
1177 | class const_iterator2: | |
1178 | public container_const_reference<matrix_unary1>, | |
1179 | public iterator_base_traits<typename E::const_iterator2::iterator_category>::template | |
1180 | iterator_base<const_iterator2, value_type>::type { | |
1181 | public: | |
1182 | typedef typename E::const_iterator2::iterator_category iterator_category; | |
1183 | typedef typename matrix_unary1::difference_type difference_type; | |
1184 | typedef typename matrix_unary1::value_type value_type; | |
1185 | typedef typename matrix_unary1::const_reference reference; | |
1186 | typedef typename matrix_unary1::const_pointer pointer; | |
1187 | ||
1188 | typedef const_iterator1 dual_iterator_type; | |
1189 | typedef const_reverse_iterator1 dual_reverse_iterator_type; | |
1190 | ||
1191 | // Construction and destruction | |
1192 | BOOST_UBLAS_INLINE | |
1193 | const_iterator2 (): | |
1194 | container_const_reference<self_type> (), it_ () {} | |
1195 | BOOST_UBLAS_INLINE | |
1196 | const_iterator2 (const self_type &mu, const const_subiterator2_type &it): | |
1197 | container_const_reference<self_type> (mu), it_ (it) {} | |
1198 | ||
1199 | // Arithmetic | |
1200 | BOOST_UBLAS_INLINE | |
1201 | const_iterator2 &operator ++ () { | |
1202 | ++ it_; | |
1203 | return *this; | |
1204 | } | |
1205 | BOOST_UBLAS_INLINE | |
1206 | const_iterator2 &operator -- () { | |
1207 | -- it_; | |
1208 | return *this; | |
1209 | } | |
1210 | BOOST_UBLAS_INLINE | |
1211 | const_iterator2 &operator += (difference_type n) { | |
1212 | it_ += n; | |
1213 | return *this; | |
1214 | } | |
1215 | BOOST_UBLAS_INLINE | |
1216 | const_iterator2 &operator -= (difference_type n) { | |
1217 | it_ -= n; | |
1218 | return *this; | |
1219 | } | |
1220 | BOOST_UBLAS_INLINE | |
1221 | difference_type operator - (const const_iterator2 &it) const { | |
1222 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
1223 | return it_ - it.it_; | |
1224 | } | |
1225 | ||
1226 | // Dereference | |
1227 | BOOST_UBLAS_INLINE | |
1228 | const_reference operator * () const { | |
1229 | return functor_type::apply (*it_); | |
1230 | } | |
1231 | BOOST_UBLAS_INLINE | |
1232 | const_reference operator [] (difference_type n) const { | |
1233 | return *(*this + n); | |
1234 | } | |
1235 | ||
1236 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
1237 | BOOST_UBLAS_INLINE | |
1238 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1239 | typename self_type:: | |
1240 | #endif | |
1241 | const_iterator1 begin () const { | |
1242 | return (*this) ().find1 (1, 0, index2 ()); | |
1243 | } | |
1244 | BOOST_UBLAS_INLINE | |
1245 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1246 | typename self_type:: | |
1247 | #endif | |
1248 | const_iterator1 cbegin () const { | |
1249 | return begin (); | |
1250 | } | |
1251 | BOOST_UBLAS_INLINE | |
1252 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1253 | typename self_type:: | |
1254 | #endif | |
1255 | const_iterator1 end () const { | |
1256 | return (*this) ().find1 (1, (*this) ().size1 (), index2 ()); | |
1257 | } | |
1258 | BOOST_UBLAS_INLINE | |
1259 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1260 | typename self_type:: | |
1261 | #endif | |
1262 | const_iterator1 cend () const { | |
1263 | return end (); | |
1264 | } | |
1265 | BOOST_UBLAS_INLINE | |
1266 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1267 | typename self_type:: | |
1268 | #endif | |
1269 | const_reverse_iterator1 rbegin () const { | |
1270 | return const_reverse_iterator1 (end ()); | |
1271 | } | |
1272 | BOOST_UBLAS_INLINE | |
1273 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1274 | typename self_type:: | |
1275 | #endif | |
1276 | const_reverse_iterator1 crbegin () const { | |
1277 | return rbegin (); | |
1278 | } | |
1279 | BOOST_UBLAS_INLINE | |
1280 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1281 | typename self_type:: | |
1282 | #endif | |
1283 | const_reverse_iterator1 rend () const { | |
1284 | return const_reverse_iterator1 (begin ()); | |
1285 | } | |
1286 | BOOST_UBLAS_INLINE | |
1287 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1288 | typename self_type:: | |
1289 | #endif | |
1290 | const_reverse_iterator1 crend () const { | |
1291 | return rend (); | |
1292 | } | |
1293 | #endif | |
1294 | ||
1295 | // Indices | |
1296 | BOOST_UBLAS_INLINE | |
1297 | size_type index1 () const { | |
1298 | return it_.index1 (); | |
1299 | } | |
1300 | BOOST_UBLAS_INLINE | |
1301 | size_type index2 () const { | |
1302 | return it_.index2 (); | |
1303 | } | |
1304 | ||
1305 | // Assignment | |
1306 | BOOST_UBLAS_INLINE | |
1307 | const_iterator2 &operator = (const const_iterator2 &it) { | |
1308 | container_const_reference<self_type>::assign (&it ()); | |
1309 | it_ = it.it_; | |
1310 | return *this; | |
1311 | } | |
1312 | ||
1313 | // Comparison | |
1314 | BOOST_UBLAS_INLINE | |
1315 | bool operator == (const const_iterator2 &it) const { | |
1316 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
1317 | return it_ == it.it_; | |
1318 | } | |
1319 | BOOST_UBLAS_INLINE | |
1320 | bool operator < (const const_iterator2 &it) const { | |
1321 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
1322 | return it_ < it.it_; | |
1323 | } | |
1324 | ||
1325 | private: | |
1326 | const_subiterator2_type it_; | |
1327 | }; | |
1328 | #endif | |
1329 | ||
1330 | BOOST_UBLAS_INLINE | |
1331 | const_iterator2 begin2 () const { | |
1332 | return find2 (0, 0, 0); | |
1333 | } | |
1334 | BOOST_UBLAS_INLINE | |
1335 | const_iterator2 cbegin2 () const { | |
1336 | return begin2 (); | |
1337 | } | |
1338 | BOOST_UBLAS_INLINE | |
1339 | const_iterator2 end2 () const { | |
1340 | return find2 (0, 0, size2 ()); | |
1341 | } | |
1342 | BOOST_UBLAS_INLINE | |
1343 | const_iterator2 cend2 () const { | |
1344 | return end2 (); | |
1345 | } | |
1346 | ||
1347 | // Reverse iterators | |
1348 | ||
1349 | BOOST_UBLAS_INLINE | |
1350 | const_reverse_iterator1 rbegin1 () const { | |
1351 | return const_reverse_iterator1 (end1 ()); | |
1352 | } | |
1353 | BOOST_UBLAS_INLINE | |
1354 | const_reverse_iterator1 crbegin1 () const { | |
1355 | return rbegin1 (); | |
1356 | } | |
1357 | BOOST_UBLAS_INLINE | |
1358 | const_reverse_iterator1 rend1 () const { | |
1359 | return const_reverse_iterator1 (begin1 ()); | |
1360 | } | |
1361 | BOOST_UBLAS_INLINE | |
1362 | const_reverse_iterator1 crend1 () const { | |
1363 | return rend1 (); | |
1364 | } | |
1365 | ||
1366 | BOOST_UBLAS_INLINE | |
1367 | const_reverse_iterator2 rbegin2 () const { | |
1368 | return const_reverse_iterator2 (end2 ()); | |
1369 | } | |
1370 | BOOST_UBLAS_INLINE | |
1371 | const_reverse_iterator2 crbegin2 () const { | |
1372 | return rbegin2 (); | |
1373 | } | |
1374 | BOOST_UBLAS_INLINE | |
1375 | const_reverse_iterator2 rend2 () const { | |
1376 | return const_reverse_iterator2 (begin2 ()); | |
1377 | } | |
1378 | BOOST_UBLAS_INLINE | |
1379 | const_reverse_iterator2 crend2 () const { | |
1380 | return rend2 (); | |
1381 | } | |
1382 | ||
1383 | private: | |
1384 | expression_closure_type e_; | |
1385 | }; | |
1386 | ||
1387 | template<class E, class F> | |
1388 | struct matrix_unary1_traits { | |
1389 | typedef matrix_unary1<E, F> expression_type; | |
1390 | #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG | |
1391 | typedef expression_type result_type; | |
1392 | #else | |
1393 | typedef typename E::matrix_temporary_type result_type; | |
1394 | #endif | |
1395 | }; | |
1396 | ||
1397 | // (- m) [i] [j] = - m [i] [j] | |
1398 | template<class E> | |
1399 | BOOST_UBLAS_INLINE | |
1400 | typename matrix_unary1_traits<E, scalar_negate<typename E::value_type> >::result_type | |
1401 | operator - (const matrix_expression<E> &e) { | |
1402 | typedef typename matrix_unary1_traits<E, scalar_negate<typename E::value_type> >::expression_type expression_type; | |
1403 | return expression_type (e ()); | |
1404 | } | |
1405 | ||
1406 | // (conj m) [i] [j] = conj (m [i] [j]) | |
1407 | template<class E> | |
1408 | BOOST_UBLAS_INLINE | |
1409 | typename matrix_unary1_traits<E, scalar_conj<typename E::value_type> >::result_type | |
1410 | conj (const matrix_expression<E> &e) { | |
1411 | typedef typename matrix_unary1_traits<E, scalar_conj<typename E::value_type> >::expression_type expression_type; | |
1412 | return expression_type (e ()); | |
1413 | } | |
1414 | ||
1415 | // (real m) [i] [j] = real (m [i] [j]) | |
1416 | template<class E> | |
1417 | BOOST_UBLAS_INLINE | |
1418 | typename matrix_unary1_traits<E, scalar_real<typename E::value_type> >::result_type | |
1419 | real (const matrix_expression<E> &e) { | |
1420 | typedef typename matrix_unary1_traits<E, scalar_real<typename E::value_type> >::expression_type expression_type; | |
1421 | return expression_type (e ()); | |
1422 | } | |
1423 | ||
1424 | // (imag m) [i] [j] = imag (m [i] [j]) | |
1425 | template<class E> | |
1426 | BOOST_UBLAS_INLINE | |
1427 | typename matrix_unary1_traits<E, scalar_imag<typename E::value_type> >::result_type | |
1428 | imag (const matrix_expression<E> &e) { | |
1429 | typedef typename matrix_unary1_traits<E, scalar_imag<typename E::value_type> >::expression_type expression_type; | |
1430 | return expression_type (e ()); | |
1431 | } | |
1432 | ||
1433 | template<class E, class F> | |
1434 | class matrix_unary2: | |
1435 | public matrix_expression<matrix_unary2<E, F> > { | |
1436 | ||
1437 | typedef typename boost::mpl::if_<boost::is_same<F, scalar_identity<typename E::value_type> >, | |
1438 | E, | |
1439 | const E>::type expression_type; | |
1440 | typedef F functor_type; | |
1441 | public: | |
1442 | typedef typename boost::mpl::if_<boost::is_const<expression_type>, | |
1443 | typename E::const_closure_type, | |
1444 | typename E::closure_type>::type expression_closure_type; | |
1445 | private: | |
1446 | typedef matrix_unary2<E, F> self_type; | |
1447 | public: | |
1448 | #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS | |
1449 | using matrix_expression<self_type>::operator (); | |
1450 | #endif | |
1451 | typedef typename E::size_type size_type; | |
1452 | typedef typename E::difference_type difference_type; | |
1453 | typedef typename F::result_type value_type; | |
1454 | typedef value_type const_reference; | |
1455 | typedef typename boost::mpl::if_<boost::is_same<F, scalar_identity<value_type> >, | |
1456 | typename E::reference, | |
1457 | value_type>::type reference; | |
1458 | ||
1459 | typedef const self_type const_closure_type; | |
1460 | typedef self_type closure_type; | |
1461 | typedef typename boost::mpl::if_<boost::is_same<typename E::orientation_category, | |
1462 | row_major_tag>, | |
1463 | column_major_tag, | |
1464 | typename boost::mpl::if_<boost::is_same<typename E::orientation_category, | |
1465 | column_major_tag>, | |
1466 | row_major_tag, | |
1467 | typename E::orientation_category>::type>::type orientation_category; | |
1468 | typedef typename E::storage_category storage_category; | |
1469 | ||
1470 | // Construction and destruction | |
1471 | BOOST_UBLAS_INLINE | |
1472 | // matrix_unary2 may be used as mutable expression - | |
1473 | // this is the only non const expression constructor | |
1474 | explicit matrix_unary2 (expression_type &e): | |
1475 | e_ (e) {} | |
1476 | ||
1477 | // Accessors | |
1478 | BOOST_UBLAS_INLINE | |
1479 | size_type size1 () const { | |
1480 | return e_.size2 (); | |
1481 | } | |
1482 | BOOST_UBLAS_INLINE | |
1483 | size_type size2 () const { | |
1484 | return e_.size1 (); | |
1485 | } | |
1486 | ||
1487 | public: | |
1488 | // Expression accessors | |
1489 | BOOST_UBLAS_INLINE | |
1490 | const expression_closure_type &expression () const { | |
1491 | return e_; | |
1492 | } | |
1493 | ||
1494 | public: | |
1495 | // Element access | |
1496 | BOOST_UBLAS_INLINE | |
1497 | const_reference operator () (size_type i, size_type j) const { | |
1498 | return functor_type::apply (e_ (j, i)); | |
1499 | } | |
1500 | BOOST_UBLAS_INLINE | |
1501 | reference operator () (size_type i, size_type j) { | |
1502 | BOOST_STATIC_ASSERT ((boost::is_same<functor_type, scalar_identity<value_type > >::value)); | |
1503 | return e_ (j, i); | |
1504 | } | |
1505 | ||
1506 | // Closure comparison | |
1507 | BOOST_UBLAS_INLINE | |
1508 | bool same_closure (const matrix_unary2 &mu2) const { | |
1509 | return (*this).expression ().same_closure (mu2.expression ()); | |
1510 | } | |
1511 | ||
1512 | // Iterator types | |
1513 | private: | |
1514 | typedef typename E::const_iterator1 const_subiterator2_type; | |
1515 | typedef typename E::const_iterator2 const_subiterator1_type; | |
1516 | typedef const value_type *const_pointer; | |
1517 | ||
1518 | public: | |
1519 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
1520 | typedef indexed_const_iterator1<const_closure_type, typename const_subiterator1_type::iterator_category> const_iterator1; | |
1521 | typedef const_iterator1 iterator1; | |
1522 | typedef indexed_const_iterator2<const_closure_type, typename const_subiterator2_type::iterator_category> const_iterator2; | |
1523 | typedef const_iterator2 iterator2; | |
1524 | #else | |
1525 | class const_iterator1; | |
1526 | typedef const_iterator1 iterator1; | |
1527 | class const_iterator2; | |
1528 | typedef const_iterator2 iterator2; | |
1529 | #endif | |
1530 | typedef reverse_iterator_base1<const_iterator1> const_reverse_iterator1; | |
1531 | typedef reverse_iterator_base2<const_iterator2> const_reverse_iterator2; | |
1532 | ||
1533 | // Element lookup | |
1534 | BOOST_UBLAS_INLINE | |
1535 | const_iterator1 find1 (int rank, size_type i, size_type j) const { | |
1536 | const_subiterator1_type it1 (e_.find2 (rank, j, i)); | |
1537 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
1538 | return const_iterator1 (*this, it1.index2 (), it1.index1 ()); | |
1539 | #else | |
1540 | return const_iterator1 (*this, it1); | |
1541 | #endif | |
1542 | } | |
1543 | BOOST_UBLAS_INLINE | |
1544 | const_iterator2 find2 (int rank, size_type i, size_type j) const { | |
1545 | const_subiterator2_type it2 (e_.find1 (rank, j, i)); | |
1546 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
1547 | return const_iterator2 (*this, it2.index2 (), it2.index1 ()); | |
1548 | #else | |
1549 | return const_iterator2 (*this, it2); | |
1550 | #endif | |
1551 | } | |
1552 | ||
1553 | // Iterators enhance the iterators of the referenced expression | |
1554 | // with the unary functor. | |
1555 | ||
1556 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
1557 | class const_iterator1: | |
1558 | public container_const_reference<matrix_unary2>, | |
1559 | public iterator_base_traits<typename E::const_iterator2::iterator_category>::template | |
1560 | iterator_base<const_iterator1, value_type>::type { | |
1561 | public: | |
1562 | typedef typename E::const_iterator2::iterator_category iterator_category; | |
1563 | typedef typename matrix_unary2::difference_type difference_type; | |
1564 | typedef typename matrix_unary2::value_type value_type; | |
1565 | typedef typename matrix_unary2::const_reference reference; | |
1566 | typedef typename matrix_unary2::const_pointer pointer; | |
1567 | ||
1568 | typedef const_iterator2 dual_iterator_type; | |
1569 | typedef const_reverse_iterator2 dual_reverse_iterator_type; | |
1570 | ||
1571 | // Construction and destruction | |
1572 | BOOST_UBLAS_INLINE | |
1573 | const_iterator1 (): | |
1574 | container_const_reference<self_type> (), it_ () {} | |
1575 | BOOST_UBLAS_INLINE | |
1576 | const_iterator1 (const self_type &mu, const const_subiterator1_type &it): | |
1577 | container_const_reference<self_type> (mu), it_ (it) {} | |
1578 | ||
1579 | // Arithmetic | |
1580 | BOOST_UBLAS_INLINE | |
1581 | const_iterator1 &operator ++ () { | |
1582 | ++ it_; | |
1583 | return *this; | |
1584 | } | |
1585 | BOOST_UBLAS_INLINE | |
1586 | const_iterator1 &operator -- () { | |
1587 | -- it_; | |
1588 | return *this; | |
1589 | } | |
1590 | BOOST_UBLAS_INLINE | |
1591 | const_iterator1 &operator += (difference_type n) { | |
1592 | it_ += n; | |
1593 | return *this; | |
1594 | } | |
1595 | BOOST_UBLAS_INLINE | |
1596 | const_iterator1 &operator -= (difference_type n) { | |
1597 | it_ -= n; | |
1598 | return *this; | |
1599 | } | |
1600 | BOOST_UBLAS_INLINE | |
1601 | difference_type operator - (const const_iterator1 &it) const { | |
1602 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
1603 | return it_ - it.it_; | |
1604 | } | |
1605 | ||
1606 | // Dereference | |
1607 | BOOST_UBLAS_INLINE | |
1608 | const_reference operator * () const { | |
1609 | return functor_type::apply (*it_); | |
1610 | } | |
1611 | BOOST_UBLAS_INLINE | |
1612 | const_reference operator [] (difference_type n) const { | |
1613 | return *(*this + n); | |
1614 | } | |
1615 | ||
1616 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
1617 | BOOST_UBLAS_INLINE | |
1618 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1619 | typename self_type:: | |
1620 | #endif | |
1621 | const_iterator2 begin () const { | |
1622 | return (*this) ().find2 (1, index1 (), 0); | |
1623 | } | |
1624 | BOOST_UBLAS_INLINE | |
1625 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1626 | typename self_type:: | |
1627 | #endif | |
1628 | const_iterator2 cbegin () const { | |
1629 | return begin (); | |
1630 | } | |
1631 | BOOST_UBLAS_INLINE | |
1632 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1633 | typename self_type:: | |
1634 | #endif | |
1635 | const_iterator2 end () const { | |
1636 | return (*this) ().find2 (1, index1 (), (*this) ().size2 ()); | |
1637 | } | |
1638 | BOOST_UBLAS_INLINE | |
1639 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1640 | typename self_type:: | |
1641 | #endif | |
1642 | const_iterator2 cend () const { | |
1643 | return end (); | |
1644 | } | |
1645 | BOOST_UBLAS_INLINE | |
1646 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1647 | typename self_type:: | |
1648 | #endif | |
1649 | const_reverse_iterator2 rbegin () const { | |
1650 | return const_reverse_iterator2 (end ()); | |
1651 | } | |
1652 | BOOST_UBLAS_INLINE | |
1653 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1654 | typename self_type:: | |
1655 | #endif | |
1656 | const_reverse_iterator2 crbegin () const { | |
1657 | return rbegin (); | |
1658 | } | |
1659 | BOOST_UBLAS_INLINE | |
1660 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1661 | typename self_type:: | |
1662 | #endif | |
1663 | const_reverse_iterator2 rend () const { | |
1664 | return const_reverse_iterator2 (begin ()); | |
1665 | } | |
1666 | BOOST_UBLAS_INLINE | |
1667 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1668 | typename self_type:: | |
1669 | #endif | |
1670 | const_reverse_iterator2 crend () const { | |
1671 | return rend (); | |
1672 | } | |
1673 | #endif | |
1674 | ||
1675 | // Indices | |
1676 | BOOST_UBLAS_INLINE | |
1677 | size_type index1 () const { | |
1678 | return it_.index2 (); | |
1679 | } | |
1680 | BOOST_UBLAS_INLINE | |
1681 | size_type index2 () const { | |
1682 | return it_.index1 (); | |
1683 | } | |
1684 | ||
1685 | // Assignment | |
1686 | BOOST_UBLAS_INLINE | |
1687 | const_iterator1 &operator = (const const_iterator1 &it) { | |
1688 | container_const_reference<self_type>::assign (&it ()); | |
1689 | it_ = it.it_; | |
1690 | return *this; | |
1691 | } | |
1692 | ||
1693 | // Comparison | |
1694 | BOOST_UBLAS_INLINE | |
1695 | bool operator == (const const_iterator1 &it) const { | |
1696 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
1697 | return it_ == it.it_; | |
1698 | } | |
1699 | BOOST_UBLAS_INLINE | |
1700 | bool operator < (const const_iterator1 &it) const { | |
1701 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
1702 | return it_ < it.it_; | |
1703 | } | |
1704 | ||
1705 | private: | |
1706 | const_subiterator1_type it_; | |
1707 | }; | |
1708 | #endif | |
1709 | ||
1710 | BOOST_UBLAS_INLINE | |
1711 | const_iterator1 begin1 () const { | |
1712 | return find1 (0, 0, 0); | |
1713 | } | |
1714 | BOOST_UBLAS_INLINE | |
1715 | const_iterator1 cbegin1 () const { | |
1716 | return begin1 (); | |
1717 | } | |
1718 | BOOST_UBLAS_INLINE | |
1719 | const_iterator1 end1 () const { | |
1720 | return find1 (0, size1 (), 0); | |
1721 | } | |
1722 | BOOST_UBLAS_INLINE | |
1723 | const_iterator1 cend1 () const { | |
1724 | return end1 (); | |
1725 | } | |
1726 | ||
1727 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
1728 | class const_iterator2: | |
1729 | public container_const_reference<matrix_unary2>, | |
1730 | public iterator_base_traits<typename E::const_iterator1::iterator_category>::template | |
1731 | iterator_base<const_iterator2, value_type>::type { | |
1732 | public: | |
1733 | typedef typename E::const_iterator1::iterator_category iterator_category; | |
1734 | typedef typename matrix_unary2::difference_type difference_type; | |
1735 | typedef typename matrix_unary2::value_type value_type; | |
1736 | typedef typename matrix_unary2::const_reference reference; | |
1737 | typedef typename matrix_unary2::const_pointer pointer; | |
1738 | ||
1739 | typedef const_iterator1 dual_iterator_type; | |
1740 | typedef const_reverse_iterator1 dual_reverse_iterator_type; | |
1741 | ||
1742 | // Construction and destruction | |
1743 | BOOST_UBLAS_INLINE | |
1744 | const_iterator2 (): | |
1745 | container_const_reference<self_type> (), it_ () {} | |
1746 | BOOST_UBLAS_INLINE | |
1747 | const_iterator2 (const self_type &mu, const const_subiterator2_type &it): | |
1748 | container_const_reference<self_type> (mu), it_ (it) {} | |
1749 | ||
1750 | // Arithmetic | |
1751 | BOOST_UBLAS_INLINE | |
1752 | const_iterator2 &operator ++ () { | |
1753 | ++ it_; | |
1754 | return *this; | |
1755 | } | |
1756 | BOOST_UBLAS_INLINE | |
1757 | const_iterator2 &operator -- () { | |
1758 | -- it_; | |
1759 | return *this; | |
1760 | } | |
1761 | BOOST_UBLAS_INLINE | |
1762 | const_iterator2 &operator += (difference_type n) { | |
1763 | it_ += n; | |
1764 | return *this; | |
1765 | } | |
1766 | BOOST_UBLAS_INLINE | |
1767 | const_iterator2 &operator -= (difference_type n) { | |
1768 | it_ -= n; | |
1769 | return *this; | |
1770 | } | |
1771 | BOOST_UBLAS_INLINE | |
1772 | difference_type operator - (const const_iterator2 &it) const { | |
1773 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
1774 | return it_ - it.it_; | |
1775 | } | |
1776 | ||
1777 | // Dereference | |
1778 | BOOST_UBLAS_INLINE | |
1779 | const_reference operator * () const { | |
1780 | return functor_type::apply (*it_); | |
1781 | } | |
1782 | BOOST_UBLAS_INLINE | |
1783 | const_reference operator [] (difference_type n) const { | |
1784 | return *(*this + n); | |
1785 | } | |
1786 | ||
1787 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
1788 | BOOST_UBLAS_INLINE | |
1789 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1790 | typename self_type:: | |
1791 | #endif | |
1792 | const_iterator1 begin () const { | |
1793 | return (*this) ().find1 (1, 0, index2 ()); | |
1794 | } | |
1795 | BOOST_UBLAS_INLINE | |
1796 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1797 | typename self_type:: | |
1798 | #endif | |
1799 | const_iterator1 cbegin () const { | |
1800 | return begin (); | |
1801 | } | |
1802 | BOOST_UBLAS_INLINE | |
1803 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1804 | typename self_type:: | |
1805 | #endif | |
1806 | const_iterator1 end () const { | |
1807 | return (*this) ().find1 (1, (*this) ().size1 (), index2 ()); | |
1808 | } | |
1809 | BOOST_UBLAS_INLINE | |
1810 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1811 | typename self_type:: | |
1812 | #endif | |
1813 | const_iterator1 cend () const { | |
1814 | return end (); | |
1815 | } | |
1816 | BOOST_UBLAS_INLINE | |
1817 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1818 | typename self_type:: | |
1819 | #endif | |
1820 | const_reverse_iterator1 rbegin () const { | |
1821 | return const_reverse_iterator1 (end ()); | |
1822 | } | |
1823 | BOOST_UBLAS_INLINE | |
1824 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1825 | typename self_type:: | |
1826 | #endif | |
1827 | const_reverse_iterator1 crbegin () const { | |
1828 | return rbegin (); | |
1829 | } | |
1830 | BOOST_UBLAS_INLINE | |
1831 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1832 | typename self_type:: | |
1833 | #endif | |
1834 | const_reverse_iterator1 rend () const { | |
1835 | return const_reverse_iterator1 (begin ()); | |
1836 | } | |
1837 | BOOST_UBLAS_INLINE | |
1838 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
1839 | typename self_type:: | |
1840 | #endif | |
1841 | const_reverse_iterator1 crend () const { | |
1842 | return rend (); | |
1843 | } | |
1844 | #endif | |
1845 | ||
1846 | // Indices | |
1847 | BOOST_UBLAS_INLINE | |
1848 | size_type index1 () const { | |
1849 | return it_.index2 (); | |
1850 | } | |
1851 | BOOST_UBLAS_INLINE | |
1852 | size_type index2 () const { | |
1853 | return it_.index1 (); | |
1854 | } | |
1855 | ||
1856 | // Assignment | |
1857 | BOOST_UBLAS_INLINE | |
1858 | const_iterator2 &operator = (const const_iterator2 &it) { | |
1859 | container_const_reference<self_type>::assign (&it ()); | |
1860 | it_ = it.it_; | |
1861 | return *this; | |
1862 | } | |
1863 | ||
1864 | // Comparison | |
1865 | BOOST_UBLAS_INLINE | |
1866 | bool operator == (const const_iterator2 &it) const { | |
1867 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
1868 | return it_ == it.it_; | |
1869 | } | |
1870 | BOOST_UBLAS_INLINE | |
1871 | bool operator < (const const_iterator2 &it) const { | |
1872 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
1873 | return it_ < it.it_; | |
1874 | } | |
1875 | ||
1876 | private: | |
1877 | const_subiterator2_type it_; | |
1878 | }; | |
1879 | #endif | |
1880 | ||
1881 | BOOST_UBLAS_INLINE | |
1882 | const_iterator2 begin2 () const { | |
1883 | return find2 (0, 0, 0); | |
1884 | } | |
1885 | BOOST_UBLAS_INLINE | |
1886 | const_iterator2 cbegin2 () const { | |
1887 | return begin2 (); | |
1888 | } | |
1889 | BOOST_UBLAS_INLINE | |
1890 | const_iterator2 end2 () const { | |
1891 | return find2 (0, 0, size2 ()); | |
1892 | } | |
1893 | BOOST_UBLAS_INLINE | |
1894 | const_iterator2 cend2 () const { | |
1895 | return end2 (); | |
1896 | } | |
1897 | ||
1898 | // Reverse iterators | |
1899 | ||
1900 | BOOST_UBLAS_INLINE | |
1901 | const_reverse_iterator1 rbegin1 () const { | |
1902 | return const_reverse_iterator1 (end1 ()); | |
1903 | } | |
1904 | BOOST_UBLAS_INLINE | |
1905 | const_reverse_iterator1 crbegin1 () const { | |
1906 | return rbegin1 (); | |
1907 | } | |
1908 | BOOST_UBLAS_INLINE | |
1909 | const_reverse_iterator1 rend1 () const { | |
1910 | return const_reverse_iterator1 (begin1 ()); | |
1911 | } | |
1912 | BOOST_UBLAS_INLINE | |
1913 | const_reverse_iterator1 crend1 () const { | |
1914 | return rend1 (); | |
1915 | } | |
1916 | ||
1917 | BOOST_UBLAS_INLINE | |
1918 | const_reverse_iterator2 rbegin2 () const { | |
1919 | return const_reverse_iterator2 (end2 ()); | |
1920 | } | |
1921 | BOOST_UBLAS_INLINE | |
1922 | const_reverse_iterator2 crbegin2 () const { | |
1923 | return rbegin2 (); | |
1924 | } | |
1925 | BOOST_UBLAS_INLINE | |
1926 | const_reverse_iterator2 rend2 () const { | |
1927 | return const_reverse_iterator2 (begin2 ()); | |
1928 | } | |
1929 | BOOST_UBLAS_INLINE | |
1930 | const_reverse_iterator2 crend2 () const { | |
1931 | return rend2 (); | |
1932 | } | |
1933 | ||
1934 | private: | |
1935 | expression_closure_type e_; | |
1936 | }; | |
1937 | ||
1938 | template<class E, class F> | |
1939 | struct matrix_unary2_traits { | |
1940 | typedef matrix_unary2<E, F> expression_type; | |
1941 | #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG | |
1942 | typedef expression_type result_type; | |
1943 | #else | |
1944 | typedef typename E::matrix_temporary_type result_type; | |
1945 | #endif | |
1946 | }; | |
1947 | ||
1948 | // (trans m) [i] [j] = m [j] [i] | |
1949 | template<class E> | |
1950 | BOOST_UBLAS_INLINE | |
1951 | typename matrix_unary2_traits<const E, scalar_identity<typename E::value_type> >::result_type | |
1952 | trans (const matrix_expression<E> &e) { | |
1953 | typedef typename matrix_unary2_traits<const E, scalar_identity<typename E::value_type> >::expression_type expression_type; | |
1954 | return expression_type (e ()); | |
1955 | } | |
1956 | template<class E> | |
1957 | BOOST_UBLAS_INLINE | |
1958 | typename matrix_unary2_traits<E, scalar_identity<typename E::value_type> >::result_type | |
1959 | trans (matrix_expression<E> &e) { | |
1960 | typedef typename matrix_unary2_traits<E, scalar_identity<typename E::value_type> >::expression_type expression_type; | |
1961 | return expression_type (e ()); | |
1962 | } | |
1963 | ||
1964 | // (herm m) [i] [j] = conj (m [j] [i]) | |
1965 | template<class E> | |
1966 | BOOST_UBLAS_INLINE | |
1967 | typename matrix_unary2_traits<E, scalar_conj<typename E::value_type> >::result_type | |
1968 | herm (const matrix_expression<E> &e) { | |
1969 | typedef typename matrix_unary2_traits<E, scalar_conj<typename E::value_type> >::expression_type expression_type; | |
1970 | return expression_type (e ()); | |
1971 | } | |
1972 | ||
1973 | template<class E1, class E2, class F> | |
1974 | class matrix_binary: | |
1975 | public matrix_expression<matrix_binary<E1, E2, F> > { | |
1976 | ||
1977 | typedef E1 expression1_type; | |
1978 | typedef E2 expression2_type; | |
1979 | typedef F functor_type; | |
1980 | public: | |
1981 | typedef typename E1::const_closure_type expression1_closure_type; | |
1982 | typedef typename E2::const_closure_type expression2_closure_type; | |
1983 | private: | |
1984 | typedef matrix_binary<E1, E2, F> self_type; | |
1985 | public: | |
1986 | #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS | |
1987 | using matrix_expression<self_type>::operator (); | |
1988 | #endif | |
1989 | typedef typename promote_traits<typename E1::size_type, typename E2::size_type>::promote_type size_type; | |
1990 | typedef typename promote_traits<typename E1::difference_type, typename E2::difference_type>::promote_type difference_type; | |
1991 | typedef typename F::result_type value_type; | |
1992 | typedef value_type const_reference; | |
1993 | typedef const_reference reference; | |
1994 | typedef const self_type const_closure_type; | |
1995 | typedef const_closure_type closure_type; | |
1996 | typedef unknown_orientation_tag orientation_category; | |
1997 | typedef unknown_storage_tag storage_category; | |
1998 | ||
1999 | // Construction and destruction | |
2000 | BOOST_UBLAS_INLINE | |
2001 | matrix_binary (const E1 &e1, const E2 &e2): | |
2002 | e1_ (e1), e2_ (e2) {} | |
2003 | ||
2004 | // Accessors | |
2005 | BOOST_UBLAS_INLINE | |
2006 | size_type size1 () const { | |
2007 | return BOOST_UBLAS_SAME (e1_.size1 (), e2_.size1 ()); | |
2008 | } | |
2009 | BOOST_UBLAS_INLINE | |
2010 | size_type size2 () const { | |
2011 | return BOOST_UBLAS_SAME (e1_.size2 (), e2_.size2 ()); | |
2012 | } | |
2013 | ||
2014 | public: | |
2015 | // Expression accessors | |
2016 | BOOST_UBLAS_INLINE | |
2017 | const expression1_closure_type &expression1 () const { | |
2018 | return e1_; | |
2019 | } | |
2020 | BOOST_UBLAS_INLINE | |
2021 | const expression2_closure_type &expression2 () const { | |
2022 | return e2_; | |
2023 | } | |
2024 | ||
2025 | public: | |
2026 | // Element access | |
2027 | BOOST_UBLAS_INLINE | |
2028 | const_reference operator () (size_type i, size_type j) const { | |
2029 | return functor_type::apply (e1_ (i, j), e2_ (i, j)); | |
2030 | } | |
2031 | ||
2032 | // Closure comparison | |
2033 | BOOST_UBLAS_INLINE | |
2034 | bool same_closure (const matrix_binary &mb) const { | |
2035 | return (*this).expression1 ().same_closure (mb.expression1 ()) && | |
2036 | (*this).expression2 ().same_closure (mb.expression2 ()); | |
2037 | } | |
2038 | ||
2039 | // Iterator types | |
2040 | private: | |
2041 | typedef typename E1::const_iterator1 const_iterator11_type; | |
2042 | typedef typename E1::const_iterator2 const_iterator12_type; | |
2043 | typedef typename E2::const_iterator1 const_iterator21_type; | |
2044 | typedef typename E2::const_iterator2 const_iterator22_type; | |
2045 | typedef const value_type *const_pointer; | |
2046 | ||
2047 | public: | |
2048 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
2049 | typedef typename iterator_restrict_traits<typename const_iterator11_type::iterator_category, | |
2050 | typename const_iterator21_type::iterator_category>::iterator_category iterator_category1; | |
2051 | typedef indexed_const_iterator1<const_closure_type, iterator_category1> const_iterator1; | |
2052 | typedef const_iterator1 iterator1; | |
2053 | typedef typename iterator_restrict_traits<typename const_iterator12_type::iterator_category, | |
2054 | typename const_iterator22_type::iterator_category>::iterator_category iterator_category2; | |
2055 | typedef indexed_const_iterator2<const_closure_type, iterator_category2> const_iterator2; | |
2056 | typedef const_iterator2 iterator2; | |
2057 | #else | |
2058 | class const_iterator1; | |
2059 | typedef const_iterator1 iterator1; | |
2060 | class const_iterator2; | |
2061 | typedef const_iterator2 iterator2; | |
2062 | #endif | |
2063 | typedef reverse_iterator_base1<const_iterator1> const_reverse_iterator1; | |
2064 | typedef reverse_iterator_base2<const_iterator2> const_reverse_iterator2; | |
2065 | ||
2066 | // Element lookup | |
2067 | BOOST_UBLAS_INLINE | |
2068 | const_iterator1 find1 (int rank, size_type i, size_type j) const { | |
2069 | const_iterator11_type it11 (e1_.find1 (rank, i, j)); | |
2070 | const_iterator11_type it11_end (e1_.find1 (rank, size1 (), j)); | |
2071 | const_iterator21_type it21 (e2_.find1 (rank, i, j)); | |
2072 | const_iterator21_type it21_end (e2_.find1 (rank, size1 (), j)); | |
2073 | BOOST_UBLAS_CHECK (rank == 0 || it11 == it11_end || it11.index2 () == j, internal_logic ()) | |
2074 | BOOST_UBLAS_CHECK (rank == 0 || it21 == it21_end || it21.index2 () == j, internal_logic ()) | |
2075 | i = (std::min) (it11 != it11_end ? it11.index1 () : size1 (), | |
2076 | it21 != it21_end ? it21.index1 () : size1 ()); | |
2077 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
2078 | return const_iterator1 (*this, i, j); | |
2079 | #else | |
2080 | return const_iterator1 (*this, i, j, it11, it11_end, it21, it21_end); | |
2081 | #endif | |
2082 | } | |
2083 | BOOST_UBLAS_INLINE | |
2084 | const_iterator2 find2 (int rank, size_type i, size_type j) const { | |
2085 | const_iterator12_type it12 (e1_.find2 (rank, i, j)); | |
2086 | const_iterator12_type it12_end (e1_.find2 (rank, i, size2 ())); | |
2087 | const_iterator22_type it22 (e2_.find2 (rank, i, j)); | |
2088 | const_iterator22_type it22_end (e2_.find2 (rank, i, size2 ())); | |
2089 | BOOST_UBLAS_CHECK (rank == 0 || it12 == it12_end || it12.index1 () == i, internal_logic ()) | |
2090 | BOOST_UBLAS_CHECK (rank == 0 || it22 == it22_end || it22.index1 () == i, internal_logic ()) | |
2091 | j = (std::min) (it12 != it12_end ? it12.index2 () : size2 (), | |
2092 | it22 != it22_end ? it22.index2 () : size2 ()); | |
2093 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
2094 | return const_iterator2 (*this, i, j); | |
2095 | #else | |
2096 | return const_iterator2 (*this, i, j, it12, it12_end, it22, it22_end); | |
2097 | #endif | |
2098 | } | |
2099 | ||
2100 | // Iterators enhance the iterators of the referenced expression | |
2101 | // with the binary functor. | |
2102 | ||
2103 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
2104 | class const_iterator1: | |
2105 | public container_const_reference<matrix_binary>, | |
2106 | public iterator_base_traits<typename iterator_restrict_traits<typename E1::const_iterator1::iterator_category, | |
2107 | typename E2::const_iterator1::iterator_category>::iterator_category>::template | |
2108 | iterator_base<const_iterator1, value_type>::type { | |
2109 | public: | |
2110 | typedef typename iterator_restrict_traits<typename E1::const_iterator1::iterator_category, | |
2111 | typename E2::const_iterator1::iterator_category>::iterator_category iterator_category; | |
2112 | typedef typename matrix_binary::difference_type difference_type; | |
2113 | typedef typename matrix_binary::value_type value_type; | |
2114 | typedef typename matrix_binary::const_reference reference; | |
2115 | typedef typename matrix_binary::const_pointer pointer; | |
2116 | ||
2117 | typedef const_iterator2 dual_iterator_type; | |
2118 | typedef const_reverse_iterator2 dual_reverse_iterator_type; | |
2119 | ||
2120 | // Construction and destruction | |
2121 | BOOST_UBLAS_INLINE | |
2122 | const_iterator1 (): | |
2123 | container_const_reference<self_type> (), i_ (), j_ (), it1_ (), it1_end_ (), it2_ (), it2_end_ () {} | |
2124 | BOOST_UBLAS_INLINE | |
2125 | const_iterator1 (const self_type &mb, size_type i, size_type j, | |
2126 | const const_iterator11_type &it1, const const_iterator11_type &it1_end, | |
2127 | const const_iterator21_type &it2, const const_iterator21_type &it2_end): | |
2128 | container_const_reference<self_type> (mb), i_ (i), j_ (j), it1_ (it1), it1_end_ (it1_end), it2_ (it2), it2_end_ (it2_end) {} | |
2129 | ||
2130 | private: | |
2131 | // Dense specializations | |
2132 | BOOST_UBLAS_INLINE | |
2133 | void increment (dense_random_access_iterator_tag) { | |
2134 | ++ i_; ++ it1_; ++ it2_; | |
2135 | } | |
2136 | BOOST_UBLAS_INLINE | |
2137 | void decrement (dense_random_access_iterator_tag) { | |
2138 | -- i_; -- it1_; -- it2_; | |
2139 | } | |
2140 | BOOST_UBLAS_INLINE | |
2141 | void increment (dense_random_access_iterator_tag, difference_type n) { | |
2142 | i_ += n; it1_ += n; it2_ += n; | |
2143 | } | |
2144 | BOOST_UBLAS_INLINE | |
2145 | void decrement (dense_random_access_iterator_tag, difference_type n) { | |
2146 | i_ -= n; it1_ -= n; it2_ -= n; | |
2147 | } | |
2148 | BOOST_UBLAS_INLINE | |
2149 | value_type dereference (dense_random_access_iterator_tag) const { | |
2150 | return functor_type::apply (*it1_, *it2_); | |
2151 | } | |
2152 | ||
2153 | // Packed specializations | |
2154 | BOOST_UBLAS_INLINE | |
2155 | void increment (packed_random_access_iterator_tag) { | |
2156 | if (it1_ != it1_end_) | |
2157 | if (it1_.index1 () <= i_) | |
2158 | ++ it1_; | |
2159 | if (it2_ != it2_end_) | |
2160 | if (it2_.index1 () <= i_) | |
2161 | ++ it2_; | |
2162 | ++ i_; | |
2163 | } | |
2164 | BOOST_UBLAS_INLINE | |
2165 | void decrement (packed_random_access_iterator_tag) { | |
2166 | if (it1_ != it1_end_) | |
2167 | if (i_ <= it1_.index1 ()) | |
2168 | -- it1_; | |
2169 | if (it2_ != it2_end_) | |
2170 | if (i_ <= it2_.index1 ()) | |
2171 | -- it2_; | |
2172 | -- i_; | |
2173 | } | |
2174 | BOOST_UBLAS_INLINE | |
2175 | void increment (packed_random_access_iterator_tag, difference_type n) { | |
2176 | while (n > 0) { | |
2177 | increment (packed_random_access_iterator_tag ()); | |
2178 | --n; | |
2179 | } | |
2180 | while (n < 0) { | |
2181 | decrement (packed_random_access_iterator_tag ()); | |
2182 | ++n; | |
2183 | } | |
2184 | } | |
2185 | BOOST_UBLAS_INLINE | |
2186 | void decrement (packed_random_access_iterator_tag, difference_type n) { | |
2187 | while (n > 0) { | |
2188 | decrement (packed_random_access_iterator_tag ()); | |
2189 | --n; | |
2190 | } | |
2191 | while (n < 0) { | |
2192 | increment (packed_random_access_iterator_tag ()); | |
2193 | ++n; | |
2194 | } | |
2195 | } | |
2196 | BOOST_UBLAS_INLINE | |
2197 | value_type dereference (packed_random_access_iterator_tag) const { | |
2198 | value_type t1 = value_type/*zero*/(); | |
2199 | if (it1_ != it1_end_) { | |
2200 | BOOST_UBLAS_CHECK (it1_.index2 () == j_, internal_logic ()); | |
2201 | if (it1_.index1 () == i_) | |
2202 | t1 = *it1_; | |
2203 | } | |
2204 | value_type t2 = value_type/*zero*/(); | |
2205 | if (it2_ != it2_end_) { | |
2206 | BOOST_UBLAS_CHECK (it2_.index2 () == j_, internal_logic ()); | |
2207 | if (it2_.index1 () == i_) | |
2208 | t2 = *it2_; | |
2209 | } | |
2210 | return functor_type::apply (t1, t2); | |
2211 | } | |
2212 | ||
2213 | // Sparse specializations | |
2214 | BOOST_UBLAS_INLINE | |
2215 | void increment (sparse_bidirectional_iterator_tag) { | |
2216 | size_type index1 = (*this) ().size1 (); | |
2217 | if (it1_ != it1_end_) { | |
2218 | if (it1_.index1 () <= i_) | |
2219 | ++ it1_; | |
2220 | if (it1_ != it1_end_) | |
2221 | index1 = it1_.index1 (); | |
2222 | } | |
2223 | size_type index2 = (*this) ().size1 (); | |
2224 | if (it2_ != it2_end_) | |
2225 | if (it2_.index1 () <= i_) | |
2226 | ++ it2_; | |
2227 | if (it2_ != it2_end_) { | |
2228 | index2 = it2_.index1 (); | |
2229 | } | |
2230 | i_ = (std::min) (index1, index2); | |
2231 | } | |
2232 | BOOST_UBLAS_INLINE | |
2233 | void decrement (sparse_bidirectional_iterator_tag) { | |
2234 | size_type index1 = (*this) ().size1 (); | |
2235 | if (it1_ != it1_end_) { | |
2236 | if (i_ <= it1_.index1 ()) | |
2237 | -- it1_; | |
2238 | if (it1_ != it1_end_) | |
2239 | index1 = it1_.index1 (); | |
2240 | } | |
2241 | size_type index2 = (*this) ().size1 (); | |
2242 | if (it2_ != it2_end_) { | |
2243 | if (i_ <= it2_.index1 ()) | |
2244 | -- it2_; | |
2245 | if (it2_ != it2_end_) | |
2246 | index2 = it2_.index1 (); | |
2247 | } | |
2248 | i_ = (std::max) (index1, index2); | |
2249 | } | |
2250 | BOOST_UBLAS_INLINE | |
2251 | void increment (sparse_bidirectional_iterator_tag, difference_type n) { | |
2252 | while (n > 0) { | |
2253 | increment (sparse_bidirectional_iterator_tag ()); | |
2254 | --n; | |
2255 | } | |
2256 | while (n < 0) { | |
2257 | decrement (sparse_bidirectional_iterator_tag ()); | |
2258 | ++n; | |
2259 | } | |
2260 | } | |
2261 | BOOST_UBLAS_INLINE | |
2262 | void decrement (sparse_bidirectional_iterator_tag, difference_type n) { | |
2263 | while (n > 0) { | |
2264 | decrement (sparse_bidirectional_iterator_tag ()); | |
2265 | --n; | |
2266 | } | |
2267 | while (n < 0) { | |
2268 | increment (sparse_bidirectional_iterator_tag ()); | |
2269 | ++n; | |
2270 | } | |
2271 | } | |
2272 | BOOST_UBLAS_INLINE | |
2273 | value_type dereference (sparse_bidirectional_iterator_tag) const { | |
2274 | value_type t1 = value_type/*zero*/(); | |
2275 | if (it1_ != it1_end_) { | |
2276 | BOOST_UBLAS_CHECK (it1_.index2 () == j_, internal_logic ()); | |
2277 | if (it1_.index1 () == i_) | |
2278 | t1 = *it1_; | |
2279 | } | |
2280 | value_type t2 = value_type/*zero*/(); | |
2281 | if (it2_ != it2_end_) { | |
2282 | BOOST_UBLAS_CHECK (it2_.index2 () == j_, internal_logic ()); | |
2283 | if (it2_.index1 () == i_) | |
2284 | t2 = *it2_; | |
2285 | } | |
2286 | return functor_type::apply (t1, t2); | |
2287 | } | |
2288 | ||
2289 | public: | |
2290 | // Arithmetic | |
2291 | BOOST_UBLAS_INLINE | |
2292 | const_iterator1 &operator ++ () { | |
2293 | increment (iterator_category ()); | |
2294 | return *this; | |
2295 | } | |
2296 | BOOST_UBLAS_INLINE | |
2297 | const_iterator1 &operator -- () { | |
2298 | decrement (iterator_category ()); | |
2299 | return *this; | |
2300 | } | |
2301 | BOOST_UBLAS_INLINE | |
2302 | const_iterator1 &operator += (difference_type n) { | |
2303 | increment (iterator_category (), n); | |
2304 | return *this; | |
2305 | } | |
2306 | BOOST_UBLAS_INLINE | |
2307 | const_iterator1 &operator -= (difference_type n) { | |
2308 | decrement (iterator_category (), n); | |
2309 | return *this; | |
2310 | } | |
2311 | BOOST_UBLAS_INLINE | |
2312 | difference_type operator - (const const_iterator1 &it) const { | |
2313 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
2314 | BOOST_UBLAS_CHECK (index2 () == it.index2 (), external_logic ()); | |
2315 | return index1 () - it.index1 (); | |
2316 | } | |
2317 | ||
2318 | // Dereference | |
2319 | BOOST_UBLAS_INLINE | |
2320 | const_reference operator * () const { | |
2321 | return dereference (iterator_category ()); | |
2322 | } | |
2323 | BOOST_UBLAS_INLINE | |
2324 | const_reference operator [] (difference_type n) const { | |
2325 | return *(*this + n); | |
2326 | } | |
2327 | ||
2328 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
2329 | BOOST_UBLAS_INLINE | |
2330 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
2331 | typename self_type:: | |
2332 | #endif | |
2333 | const_iterator2 begin () const { | |
2334 | return (*this) ().find2 (1, index1 (), 0); | |
2335 | } | |
2336 | BOOST_UBLAS_INLINE | |
2337 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
2338 | typename self_type:: | |
2339 | #endif | |
2340 | const_iterator2 cbegin () const { | |
2341 | return begin (); | |
2342 | } | |
2343 | BOOST_UBLAS_INLINE | |
2344 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
2345 | typename self_type:: | |
2346 | #endif | |
2347 | const_iterator2 end () const { | |
2348 | return (*this) ().find2 (1, index1 (), (*this) ().size2 ()); | |
2349 | } | |
2350 | BOOST_UBLAS_INLINE | |
2351 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
2352 | typename self_type:: | |
2353 | #endif | |
2354 | const_iterator2 cend () const { | |
2355 | return end (); | |
2356 | } | |
2357 | BOOST_UBLAS_INLINE | |
2358 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
2359 | typename self_type:: | |
2360 | #endif | |
2361 | const_reverse_iterator2 rbegin () const { | |
2362 | return const_reverse_iterator2 (end ()); | |
2363 | } | |
2364 | BOOST_UBLAS_INLINE | |
2365 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
2366 | typename self_type:: | |
2367 | #endif | |
2368 | const_reverse_iterator2 crbegin () const { | |
2369 | return rbegin (); | |
2370 | } | |
2371 | BOOST_UBLAS_INLINE | |
2372 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
2373 | typename self_type:: | |
2374 | #endif | |
2375 | const_reverse_iterator2 rend () const { | |
2376 | return const_reverse_iterator2 (begin ()); | |
2377 | } | |
2378 | BOOST_UBLAS_INLINE | |
2379 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
2380 | typename self_type:: | |
2381 | #endif | |
2382 | const_reverse_iterator2 crend () const { | |
2383 | return rend (); | |
2384 | } | |
2385 | #endif | |
2386 | ||
2387 | // Indices | |
2388 | BOOST_UBLAS_INLINE | |
2389 | size_type index1 () const { | |
2390 | return i_; | |
2391 | } | |
2392 | BOOST_UBLAS_INLINE | |
2393 | size_type index2 () const { | |
2394 | // if (it1_ != it1_end_ && it2_ != it2_end_) | |
2395 | // return BOOST_UBLAS_SAME (it1_.index2 (), it2_.index2 ()); | |
2396 | // else | |
2397 | return j_; | |
2398 | } | |
2399 | ||
2400 | // Assignment | |
2401 | BOOST_UBLAS_INLINE | |
2402 | const_iterator1 &operator = (const const_iterator1 &it) { | |
2403 | container_const_reference<self_type>::assign (&it ()); | |
2404 | i_ = it.i_; | |
2405 | j_ = it.j_; | |
2406 | it1_ = it.it1_; | |
2407 | it1_end_ = it.it1_end_; | |
2408 | it2_ = it.it2_; | |
2409 | it2_end_ = it.it2_end_; | |
2410 | return *this; | |
2411 | } | |
2412 | ||
2413 | // Comparison | |
2414 | BOOST_UBLAS_INLINE | |
2415 | bool operator == (const const_iterator1 &it) const { | |
2416 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
2417 | BOOST_UBLAS_CHECK (index2 () == it.index2 (), external_logic ()); | |
2418 | return index1 () == it.index1 (); | |
2419 | } | |
2420 | BOOST_UBLAS_INLINE | |
2421 | bool operator < (const const_iterator1 &it) const { | |
2422 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
2423 | BOOST_UBLAS_CHECK (index2 () == it.index2 (), external_logic ()); | |
2424 | return index1 () < it.index1 (); | |
2425 | } | |
2426 | ||
2427 | private: | |
2428 | size_type i_; | |
2429 | size_type j_; | |
2430 | const_iterator11_type it1_; | |
2431 | const_iterator11_type it1_end_; | |
2432 | const_iterator21_type it2_; | |
2433 | const_iterator21_type it2_end_; | |
2434 | }; | |
2435 | #endif | |
2436 | ||
2437 | BOOST_UBLAS_INLINE | |
2438 | const_iterator1 begin1 () const { | |
2439 | return find1 (0, 0, 0); | |
2440 | } | |
2441 | BOOST_UBLAS_INLINE | |
2442 | const_iterator1 cbegin1 () const { | |
2443 | return begin1 (); | |
2444 | } | |
2445 | BOOST_UBLAS_INLINE | |
2446 | const_iterator1 end1 () const { | |
2447 | return find1 (0, size1 (), 0); | |
2448 | } | |
2449 | BOOST_UBLAS_INLINE | |
2450 | const_iterator1 cend1 () const { | |
2451 | return end1 (); | |
2452 | } | |
2453 | ||
2454 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
2455 | class const_iterator2: | |
2456 | public container_const_reference<matrix_binary>, | |
2457 | public iterator_base_traits<typename iterator_restrict_traits<typename E1::const_iterator2::iterator_category, | |
2458 | typename E2::const_iterator2::iterator_category>::iterator_category>::template | |
2459 | iterator_base<const_iterator2, value_type>::type { | |
2460 | public: | |
2461 | typedef typename iterator_restrict_traits<typename E1::const_iterator2::iterator_category, | |
2462 | typename E2::const_iterator2::iterator_category>::iterator_category iterator_category; | |
2463 | typedef typename matrix_binary::difference_type difference_type; | |
2464 | typedef typename matrix_binary::value_type value_type; | |
2465 | typedef typename matrix_binary::const_reference reference; | |
2466 | typedef typename matrix_binary::const_pointer pointer; | |
2467 | ||
2468 | typedef const_iterator1 dual_iterator_type; | |
2469 | typedef const_reverse_iterator1 dual_reverse_iterator_type; | |
2470 | ||
2471 | // Construction and destruction | |
2472 | BOOST_UBLAS_INLINE | |
2473 | const_iterator2 (): | |
2474 | container_const_reference<self_type> (), i_ (), j_ (), it1_ (), it1_end_ (), it2_ (), it2_end_ () {} | |
2475 | BOOST_UBLAS_INLINE | |
2476 | const_iterator2 (const self_type &mb, size_type i, size_type j, | |
2477 | const const_iterator12_type &it1, const const_iterator12_type &it1_end, | |
2478 | const const_iterator22_type &it2, const const_iterator22_type &it2_end): | |
2479 | container_const_reference<self_type> (mb), i_ (i), j_ (j), it1_ (it1), it1_end_ (it1_end), it2_ (it2), it2_end_ (it2_end) {} | |
2480 | ||
2481 | private: | |
2482 | // Dense access specializations | |
2483 | BOOST_UBLAS_INLINE | |
2484 | void increment (dense_random_access_iterator_tag) { | |
2485 | ++ j_; ++ it1_; ++ it2_; | |
2486 | } | |
2487 | BOOST_UBLAS_INLINE | |
2488 | void decrement (dense_random_access_iterator_tag) { | |
2489 | -- j_; -- it1_; -- it2_; | |
2490 | } | |
2491 | BOOST_UBLAS_INLINE | |
2492 | void increment (dense_random_access_iterator_tag, difference_type n) { | |
2493 | j_ += n; it1_ += n; it2_ += n; | |
2494 | } | |
2495 | BOOST_UBLAS_INLINE | |
2496 | void decrement (dense_random_access_iterator_tag, difference_type n) { | |
2497 | j_ -= n; it1_ -= n; it2_ -= n; | |
2498 | } | |
2499 | BOOST_UBLAS_INLINE | |
2500 | value_type dereference (dense_random_access_iterator_tag) const { | |
2501 | return functor_type::apply (*it1_, *it2_); | |
2502 | } | |
2503 | ||
2504 | // Packed specializations | |
2505 | BOOST_UBLAS_INLINE | |
2506 | void increment (packed_random_access_iterator_tag) { | |
2507 | if (it1_ != it1_end_) | |
2508 | if (it1_.index2 () <= j_) | |
2509 | ++ it1_; | |
2510 | if (it2_ != it2_end_) | |
2511 | if (it2_.index2 () <= j_) | |
2512 | ++ it2_; | |
2513 | ++ j_; | |
2514 | } | |
2515 | BOOST_UBLAS_INLINE | |
2516 | void decrement (packed_random_access_iterator_tag) { | |
2517 | if (it1_ != it1_end_) | |
2518 | if (j_ <= it1_.index2 ()) | |
2519 | -- it1_; | |
2520 | if (it2_ != it2_end_) | |
2521 | if (j_ <= it2_.index2 ()) | |
2522 | -- it2_; | |
2523 | -- j_; | |
2524 | } | |
2525 | BOOST_UBLAS_INLINE | |
2526 | void increment (packed_random_access_iterator_tag, difference_type n) { | |
2527 | while (n > 0) { | |
2528 | increment (packed_random_access_iterator_tag ()); | |
2529 | --n; | |
2530 | } | |
2531 | while (n < 0) { | |
2532 | decrement (packed_random_access_iterator_tag ()); | |
2533 | ++n; | |
2534 | } | |
2535 | } | |
2536 | BOOST_UBLAS_INLINE | |
2537 | void decrement (packed_random_access_iterator_tag, difference_type n) { | |
2538 | while (n > 0) { | |
2539 | decrement (packed_random_access_iterator_tag ()); | |
2540 | --n; | |
2541 | } | |
2542 | while (n < 0) { | |
2543 | increment (packed_random_access_iterator_tag ()); | |
2544 | ++n; | |
2545 | } | |
2546 | } | |
2547 | BOOST_UBLAS_INLINE | |
2548 | value_type dereference (packed_random_access_iterator_tag) const { | |
2549 | value_type t1 = value_type/*zero*/(); | |
2550 | if (it1_ != it1_end_) { | |
2551 | BOOST_UBLAS_CHECK (it1_.index1 () == i_, internal_logic ()); | |
2552 | if (it1_.index2 () == j_) | |
2553 | t1 = *it1_; | |
2554 | } | |
2555 | value_type t2 = value_type/*zero*/(); | |
2556 | if (it2_ != it2_end_) { | |
2557 | BOOST_UBLAS_CHECK (it2_.index1 () == i_, internal_logic ()); | |
2558 | if (it2_.index2 () == j_) | |
2559 | t2 = *it2_; | |
2560 | } | |
2561 | return functor_type::apply (t1, t2); | |
2562 | } | |
2563 | ||
2564 | // Sparse specializations | |
2565 | BOOST_UBLAS_INLINE | |
2566 | void increment (sparse_bidirectional_iterator_tag) { | |
2567 | size_type index1 = (*this) ().size2 (); | |
2568 | if (it1_ != it1_end_) { | |
2569 | if (it1_.index2 () <= j_) | |
2570 | ++ it1_; | |
2571 | if (it1_ != it1_end_) | |
2572 | index1 = it1_.index2 (); | |
2573 | } | |
2574 | size_type index2 = (*this) ().size2 (); | |
2575 | if (it2_ != it2_end_) { | |
2576 | if (it2_.index2 () <= j_) | |
2577 | ++ it2_; | |
2578 | if (it2_ != it2_end_) | |
2579 | index2 = it2_.index2 (); | |
2580 | } | |
2581 | j_ = (std::min) (index1, index2); | |
2582 | } | |
2583 | BOOST_UBLAS_INLINE | |
2584 | void decrement (sparse_bidirectional_iterator_tag) { | |
2585 | size_type index1 = (*this) ().size2 (); | |
2586 | if (it1_ != it1_end_) { | |
2587 | if (j_ <= it1_.index2 ()) | |
2588 | -- it1_; | |
2589 | if (it1_ != it1_end_) | |
2590 | index1 = it1_.index2 (); | |
2591 | } | |
2592 | size_type index2 = (*this) ().size2 (); | |
2593 | if (it2_ != it2_end_) { | |
2594 | if (j_ <= it2_.index2 ()) | |
2595 | -- it2_; | |
2596 | if (it2_ != it2_end_) | |
2597 | index2 = it2_.index2 (); | |
2598 | } | |
2599 | j_ = (std::max) (index1, index2); | |
2600 | } | |
2601 | BOOST_UBLAS_INLINE | |
2602 | void increment (sparse_bidirectional_iterator_tag, difference_type n) { | |
2603 | while (n > 0) { | |
2604 | increment (sparse_bidirectional_iterator_tag ()); | |
2605 | --n; | |
2606 | } | |
2607 | while (n < 0) { | |
2608 | decrement (sparse_bidirectional_iterator_tag ()); | |
2609 | ++n; | |
2610 | } | |
2611 | } | |
2612 | BOOST_UBLAS_INLINE | |
2613 | void decrement (sparse_bidirectional_iterator_tag, difference_type n) { | |
2614 | while (n > 0) { | |
2615 | decrement (sparse_bidirectional_iterator_tag ()); | |
2616 | --n; | |
2617 | } | |
2618 | while (n < 0) { | |
2619 | increment (sparse_bidirectional_iterator_tag ()); | |
2620 | ++n; | |
2621 | } | |
2622 | } | |
2623 | BOOST_UBLAS_INLINE | |
2624 | value_type dereference (sparse_bidirectional_iterator_tag) const { | |
2625 | value_type t1 = value_type/*zero*/(); | |
2626 | if (it1_ != it1_end_) { | |
2627 | BOOST_UBLAS_CHECK (it1_.index1 () == i_, internal_logic ()); | |
2628 | if (it1_.index2 () == j_) | |
2629 | t1 = *it1_; | |
2630 | } | |
2631 | value_type t2 = value_type/*zero*/(); | |
2632 | if (it2_ != it2_end_) { | |
2633 | BOOST_UBLAS_CHECK (it2_.index1 () == i_, internal_logic ()); | |
2634 | if (it2_.index2 () == j_) | |
2635 | t2 = *it2_; | |
2636 | } | |
2637 | return functor_type::apply (t1, t2); | |
2638 | } | |
2639 | ||
2640 | public: | |
2641 | // Arithmetic | |
2642 | BOOST_UBLAS_INLINE | |
2643 | const_iterator2 &operator ++ () { | |
2644 | increment (iterator_category ()); | |
2645 | return *this; | |
2646 | } | |
2647 | BOOST_UBLAS_INLINE | |
2648 | const_iterator2 &operator -- () { | |
2649 | decrement (iterator_category ()); | |
2650 | return *this; | |
2651 | } | |
2652 | BOOST_UBLAS_INLINE | |
2653 | const_iterator2 &operator += (difference_type n) { | |
2654 | increment (iterator_category (), n); | |
2655 | return *this; | |
2656 | } | |
2657 | BOOST_UBLAS_INLINE | |
2658 | const_iterator2 &operator -= (difference_type n) { | |
2659 | decrement (iterator_category (), n); | |
2660 | return *this; | |
2661 | } | |
2662 | BOOST_UBLAS_INLINE | |
2663 | difference_type operator - (const const_iterator2 &it) const { | |
2664 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
2665 | BOOST_UBLAS_CHECK (index1 () == it.index1 (), external_logic ()); | |
2666 | return index2 () - it.index2 (); | |
2667 | } | |
2668 | ||
2669 | // Dereference | |
2670 | BOOST_UBLAS_INLINE | |
2671 | const_reference operator * () const { | |
2672 | return dereference (iterator_category ()); | |
2673 | } | |
2674 | BOOST_UBLAS_INLINE | |
2675 | const_reference operator [] (difference_type n) const { | |
2676 | return *(*this + n); | |
2677 | } | |
2678 | ||
2679 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
2680 | BOOST_UBLAS_INLINE | |
2681 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
2682 | typename self_type:: | |
2683 | #endif | |
2684 | const_iterator1 begin () const { | |
2685 | return (*this) ().find1 (1, 0, index2 ()); | |
2686 | } | |
2687 | BOOST_UBLAS_INLINE | |
2688 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
2689 | typename self_type:: | |
2690 | #endif | |
2691 | const_iterator1 cbegin () const { | |
2692 | return begin (); | |
2693 | } | |
2694 | BOOST_UBLAS_INLINE | |
2695 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
2696 | typename self_type:: | |
2697 | #endif | |
2698 | const_iterator1 end () const { | |
2699 | return (*this) ().find1 (1, (*this) ().size1 (), index2 ()); | |
2700 | } | |
2701 | BOOST_UBLAS_INLINE | |
2702 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
2703 | typename self_type:: | |
2704 | #endif | |
2705 | const_iterator1 cend () const { | |
2706 | return end (); | |
2707 | } | |
2708 | BOOST_UBLAS_INLINE | |
2709 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
2710 | typename self_type:: | |
2711 | #endif | |
2712 | const_reverse_iterator1 rbegin () const { | |
2713 | return const_reverse_iterator1 (end ()); | |
2714 | } | |
2715 | BOOST_UBLAS_INLINE | |
2716 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
2717 | typename self_type:: | |
2718 | #endif | |
2719 | const_reverse_iterator1 crbegin () const { | |
2720 | return rbegin (); | |
2721 | } | |
2722 | BOOST_UBLAS_INLINE | |
2723 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
2724 | typename self_type:: | |
2725 | #endif | |
2726 | const_reverse_iterator1 rend () const { | |
2727 | return const_reverse_iterator1 (begin ()); | |
2728 | } | |
2729 | BOOST_UBLAS_INLINE | |
2730 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
2731 | typename self_type:: | |
2732 | #endif | |
2733 | const_reverse_iterator1 crend () const { | |
2734 | return rend (); | |
2735 | } | |
2736 | #endif | |
2737 | ||
2738 | // Indices | |
2739 | BOOST_UBLAS_INLINE | |
2740 | size_type index1 () const { | |
2741 | // if (it1_ != it1_end_ && it2_ != it2_end_) | |
2742 | // return BOOST_UBLAS_SAME (it1_.index1 (), it2_.index1 ()); | |
2743 | // else | |
2744 | return i_; | |
2745 | } | |
2746 | BOOST_UBLAS_INLINE | |
2747 | size_type index2 () const { | |
2748 | return j_; | |
2749 | } | |
2750 | ||
2751 | // Assignment | |
2752 | BOOST_UBLAS_INLINE | |
2753 | const_iterator2 &operator = (const const_iterator2 &it) { | |
2754 | container_const_reference<self_type>::assign (&it ()); | |
2755 | i_ = it.i_; | |
2756 | j_ = it.j_; | |
2757 | it1_ = it.it1_; | |
2758 | it1_end_ = it.it1_end_; | |
2759 | it2_ = it.it2_; | |
2760 | it2_end_ = it.it2_end_; | |
2761 | return *this; | |
2762 | } | |
2763 | ||
2764 | // Comparison | |
2765 | BOOST_UBLAS_INLINE | |
2766 | bool operator == (const const_iterator2 &it) const { | |
2767 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
2768 | BOOST_UBLAS_CHECK (index1 () == it.index1 (), external_logic ()); | |
2769 | return index2 () == it.index2 (); | |
2770 | } | |
2771 | BOOST_UBLAS_INLINE | |
2772 | bool operator < (const const_iterator2 &it) const { | |
2773 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
2774 | BOOST_UBLAS_CHECK (index1 () == it.index1 (), external_logic ()); | |
2775 | return index2 () < it.index2 (); | |
2776 | } | |
2777 | ||
2778 | private: | |
2779 | size_type i_; | |
2780 | size_type j_; | |
2781 | const_iterator12_type it1_; | |
2782 | const_iterator12_type it1_end_; | |
2783 | const_iterator22_type it2_; | |
2784 | const_iterator22_type it2_end_; | |
2785 | }; | |
2786 | #endif | |
2787 | ||
2788 | BOOST_UBLAS_INLINE | |
2789 | const_iterator2 begin2 () const { | |
2790 | return find2 (0, 0, 0); | |
2791 | } | |
2792 | BOOST_UBLAS_INLINE | |
2793 | const_iterator2 cbegin2 () const { | |
2794 | return begin2 (); | |
2795 | } | |
2796 | BOOST_UBLAS_INLINE | |
2797 | const_iterator2 end2 () const { | |
2798 | return find2 (0, 0, size2 ()); | |
2799 | } | |
2800 | BOOST_UBLAS_INLINE | |
2801 | const_iterator2 cend2 () const { | |
2802 | return end2 (); | |
2803 | } | |
2804 | ||
2805 | // Reverse iterators | |
2806 | ||
2807 | BOOST_UBLAS_INLINE | |
2808 | const_reverse_iterator1 rbegin1 () const { | |
2809 | return const_reverse_iterator1 (end1 ()); | |
2810 | } | |
2811 | BOOST_UBLAS_INLINE | |
2812 | const_reverse_iterator1 crbegin1 () const { | |
2813 | return rbegin1 (); | |
2814 | } | |
2815 | BOOST_UBLAS_INLINE | |
2816 | const_reverse_iterator1 rend1 () const { | |
2817 | return const_reverse_iterator1 (begin1 ()); | |
2818 | } | |
2819 | BOOST_UBLAS_INLINE | |
2820 | const_reverse_iterator1 crend1 () const { | |
2821 | return rend1 (); | |
2822 | } | |
2823 | ||
2824 | BOOST_UBLAS_INLINE | |
2825 | const_reverse_iterator2 rbegin2 () const { | |
2826 | return const_reverse_iterator2 (end2 ()); | |
2827 | } | |
2828 | BOOST_UBLAS_INLINE | |
2829 | const_reverse_iterator2 crbegin2 () const { | |
2830 | return rbegin2 (); | |
2831 | } | |
2832 | BOOST_UBLAS_INLINE | |
2833 | const_reverse_iterator2 rend2 () const { | |
2834 | return const_reverse_iterator2 (begin2 ()); | |
2835 | } | |
2836 | BOOST_UBLAS_INLINE | |
2837 | const_reverse_iterator2 crend2 () const { | |
2838 | return rend2 (); | |
2839 | } | |
2840 | ||
2841 | private: | |
2842 | expression1_closure_type e1_; | |
2843 | expression2_closure_type e2_; | |
2844 | }; | |
2845 | ||
2846 | template<class E1, class E2, class F> | |
2847 | struct matrix_binary_traits { | |
2848 | typedef matrix_binary<E1, E2, F> expression_type; | |
2849 | #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG | |
2850 | typedef expression_type result_type; | |
2851 | #else | |
2852 | typedef typename E1::matrix_temporary_type result_type; | |
2853 | #endif | |
2854 | }; | |
2855 | ||
2856 | // (m1 + m2) [i] [j] = m1 [i] [j] + m2 [i] [j] | |
2857 | template<class E1, class E2> | |
2858 | BOOST_UBLAS_INLINE | |
2859 | typename matrix_binary_traits<E1, E2, scalar_plus<typename E1::value_type, | |
2860 | typename E2::value_type> >::result_type | |
2861 | operator + (const matrix_expression<E1> &e1, | |
2862 | const matrix_expression<E2> &e2) { | |
2863 | typedef typename matrix_binary_traits<E1, E2, scalar_plus<typename E1::value_type, | |
2864 | typename E2::value_type> >::expression_type expression_type; | |
2865 | return expression_type (e1 (), e2 ()); | |
2866 | } | |
2867 | ||
2868 | // (m1 - m2) [i] [j] = m1 [i] [j] - m2 [i] [j] | |
2869 | template<class E1, class E2> | |
2870 | BOOST_UBLAS_INLINE | |
2871 | typename matrix_binary_traits<E1, E2, scalar_minus<typename E1::value_type, | |
2872 | typename E2::value_type> >::result_type | |
2873 | operator - (const matrix_expression<E1> &e1, | |
2874 | const matrix_expression<E2> &e2) { | |
2875 | typedef typename matrix_binary_traits<E1, E2, scalar_minus<typename E1::value_type, | |
2876 | typename E2::value_type> >::expression_type expression_type; | |
2877 | return expression_type (e1 (), e2 ()); | |
2878 | } | |
2879 | ||
2880 | // (m1 * m2) [i] [j] = m1 [i] [j] * m2 [i] [j] | |
2881 | template<class E1, class E2> | |
2882 | BOOST_UBLAS_INLINE | |
2883 | typename matrix_binary_traits<E1, E2, scalar_multiplies<typename E1::value_type, | |
2884 | typename E2::value_type> >::result_type | |
2885 | element_prod (const matrix_expression<E1> &e1, | |
2886 | const matrix_expression<E2> &e2) { | |
2887 | typedef typename matrix_binary_traits<E1, E2, scalar_multiplies<typename E1::value_type, | |
2888 | typename E2::value_type> >::expression_type expression_type; | |
2889 | return expression_type (e1 (), e2 ()); | |
2890 | } | |
2891 | ||
2892 | // (m1 / m2) [i] [j] = m1 [i] [j] / m2 [i] [j] | |
2893 | template<class E1, class E2> | |
2894 | BOOST_UBLAS_INLINE | |
2895 | typename matrix_binary_traits<E1, E2, scalar_divides<typename E1::value_type, | |
2896 | typename E2::value_type> >::result_type | |
2897 | element_div (const matrix_expression<E1> &e1, | |
2898 | const matrix_expression<E2> &e2) { | |
2899 | typedef typename matrix_binary_traits<E1, E2, scalar_divides<typename E1::value_type, | |
2900 | typename E2::value_type> >::expression_type expression_type; | |
2901 | return expression_type (e1 (), e2 ()); | |
2902 | } | |
2903 | ||
2904 | template<class E1, class E2, class F> | |
2905 | class matrix_binary_scalar1: | |
2906 | public matrix_expression<matrix_binary_scalar1<E1, E2, F> > { | |
2907 | ||
2908 | typedef E1 expression1_type; | |
2909 | typedef E2 expression2_type; | |
2910 | typedef F functor_type; | |
2911 | typedef const E1& expression1_closure_type; | |
2912 | typedef typename E2::const_closure_type expression2_closure_type; | |
2913 | typedef matrix_binary_scalar1<E1, E2, F> self_type; | |
2914 | public: | |
2915 | #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS | |
2916 | using matrix_expression<self_type>::operator (); | |
2917 | #endif | |
2918 | typedef typename E2::size_type size_type; | |
2919 | typedef typename E2::difference_type difference_type; | |
2920 | typedef typename F::result_type value_type; | |
2921 | typedef value_type const_reference; | |
2922 | typedef const_reference reference; | |
2923 | typedef const self_type const_closure_type; | |
2924 | typedef const_closure_type closure_type; | |
2925 | typedef typename E2::orientation_category orientation_category; | |
2926 | typedef unknown_storage_tag storage_category; | |
2927 | ||
2928 | // Construction and destruction | |
2929 | BOOST_UBLAS_INLINE | |
2930 | matrix_binary_scalar1 (const expression1_type &e1, const expression2_type &e2): | |
2931 | e1_ (e1), e2_ (e2) {} | |
2932 | ||
2933 | // Accessors | |
2934 | BOOST_UBLAS_INLINE | |
2935 | size_type size1 () const { | |
2936 | return e2_.size1 (); | |
2937 | } | |
2938 | BOOST_UBLAS_INLINE | |
2939 | size_type size2 () const { | |
2940 | return e2_.size2 (); | |
2941 | } | |
2942 | ||
2943 | public: | |
2944 | // Element access | |
2945 | BOOST_UBLAS_INLINE | |
2946 | const_reference operator () (size_type i, size_type j) const { | |
2947 | return functor_type::apply (expression1_type (e1_), e2_ (i, j)); | |
2948 | } | |
2949 | ||
2950 | // Closure comparison | |
2951 | BOOST_UBLAS_INLINE | |
2952 | bool same_closure (const matrix_binary_scalar1 &mbs1) const { | |
2953 | return &e1_ == &(mbs1.e1_) && | |
2954 | (*this).e2_.same_closure (mbs1.e2_); | |
2955 | } | |
2956 | ||
2957 | // Iterator types | |
2958 | private: | |
2959 | typedef expression1_type const_subiterator1_type; | |
2960 | typedef typename E2::const_iterator1 const_iterator21_type; | |
2961 | typedef typename E2::const_iterator2 const_iterator22_type; | |
2962 | typedef const value_type *const_pointer; | |
2963 | ||
2964 | public: | |
2965 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
2966 | typedef indexed_const_iterator1<const_closure_type, typename const_iterator21_type::iterator_category> const_iterator1; | |
2967 | typedef const_iterator1 iterator1; | |
2968 | typedef indexed_const_iterator2<const_closure_type, typename const_iterator22_type::iterator_category> const_iterator2; | |
2969 | typedef const_iterator2 iterator2; | |
2970 | #else | |
2971 | class const_iterator1; | |
2972 | typedef const_iterator1 iterator1; | |
2973 | class const_iterator2; | |
2974 | typedef const_iterator2 iterator2; | |
2975 | #endif | |
2976 | typedef reverse_iterator_base1<const_iterator1> const_reverse_iterator1; | |
2977 | typedef reverse_iterator_base2<const_iterator2> const_reverse_iterator2; | |
2978 | ||
2979 | // Element lookup | |
2980 | BOOST_UBLAS_INLINE | |
2981 | const_iterator1 find1 (int rank, size_type i, size_type j) const { | |
2982 | const_iterator21_type it21 (e2_.find1 (rank, i, j)); | |
2983 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
2984 | return const_iterator1 (*this, it21.index1 (), it21.index2 ()); | |
2985 | #else | |
2986 | return const_iterator1 (*this, const_subiterator1_type (e1_), it21); | |
2987 | #endif | |
2988 | } | |
2989 | BOOST_UBLAS_INLINE | |
2990 | const_iterator2 find2 (int rank, size_type i, size_type j) const { | |
2991 | const_iterator22_type it22 (e2_.find2 (rank, i, j)); | |
2992 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
2993 | return const_iterator2 (*this, it22.index1 (), it22.index2 ()); | |
2994 | #else | |
2995 | return const_iterator2 (*this, const_subiterator1_type (e1_), it22); | |
2996 | #endif | |
2997 | } | |
2998 | ||
2999 | // Iterators enhance the iterators of the referenced expression | |
3000 | // with the binary functor. | |
3001 | ||
3002 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
3003 | class const_iterator1: | |
3004 | public container_const_reference<matrix_binary_scalar1>, | |
3005 | public iterator_base_traits<typename E2::const_iterator1::iterator_category>::template | |
3006 | iterator_base<const_iterator1, value_type>::type { | |
3007 | public: | |
3008 | typedef typename E2::const_iterator1::iterator_category iterator_category; | |
3009 | typedef typename matrix_binary_scalar1::difference_type difference_type; | |
3010 | typedef typename matrix_binary_scalar1::value_type value_type; | |
3011 | typedef typename matrix_binary_scalar1::const_reference reference; | |
3012 | typedef typename matrix_binary_scalar1::const_pointer pointer; | |
3013 | ||
3014 | typedef const_iterator2 dual_iterator_type; | |
3015 | typedef const_reverse_iterator2 dual_reverse_iterator_type; | |
3016 | ||
3017 | // Construction and destruction | |
3018 | BOOST_UBLAS_INLINE | |
3019 | const_iterator1 (): | |
3020 | container_const_reference<self_type> (), it1_ (), it2_ () {} | |
3021 | BOOST_UBLAS_INLINE | |
3022 | const_iterator1 (const self_type &mbs, const const_subiterator1_type &it1, const const_iterator21_type &it2): | |
3023 | container_const_reference<self_type> (mbs), it1_ (it1), it2_ (it2) {} | |
3024 | ||
3025 | // Arithmetic | |
3026 | BOOST_UBLAS_INLINE | |
3027 | const_iterator1 &operator ++ () { | |
3028 | ++ it2_; | |
3029 | return *this; | |
3030 | } | |
3031 | BOOST_UBLAS_INLINE | |
3032 | const_iterator1 &operator -- () { | |
3033 | -- it2_ ; | |
3034 | return *this; | |
3035 | } | |
3036 | BOOST_UBLAS_INLINE | |
3037 | const_iterator1 &operator += (difference_type n) { | |
3038 | it2_ += n; | |
3039 | return *this; | |
3040 | } | |
3041 | BOOST_UBLAS_INLINE | |
3042 | const_iterator1 &operator -= (difference_type n) { | |
3043 | it2_ -= n; | |
3044 | return *this; | |
3045 | } | |
3046 | BOOST_UBLAS_INLINE | |
3047 | difference_type operator - (const const_iterator1 &it) const { | |
3048 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
3049 | // FIXME we shouldn't compare floats | |
3050 | // BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); | |
3051 | return it2_ - it.it2_; | |
3052 | } | |
3053 | ||
3054 | // Dereference | |
3055 | BOOST_UBLAS_INLINE | |
3056 | const_reference operator * () const { | |
3057 | return functor_type::apply (it1_, *it2_); | |
3058 | } | |
3059 | BOOST_UBLAS_INLINE | |
3060 | const_reference operator [] (difference_type n) const { | |
3061 | return *(*this + n); | |
3062 | } | |
3063 | ||
3064 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
3065 | BOOST_UBLAS_INLINE | |
3066 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3067 | typename self_type:: | |
3068 | #endif | |
3069 | const_iterator2 begin () const { | |
3070 | return (*this) ().find2 (1, index1 (), 0); | |
3071 | } | |
3072 | BOOST_UBLAS_INLINE | |
3073 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3074 | typename self_type:: | |
3075 | #endif | |
3076 | const_iterator2 cbegin () const { | |
3077 | return begin (); | |
3078 | } | |
3079 | BOOST_UBLAS_INLINE | |
3080 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3081 | typename self_type:: | |
3082 | #endif | |
3083 | const_iterator2 end () const { | |
3084 | return (*this) ().find2 (1, index1 (), (*this) ().size2 ()); | |
3085 | } | |
3086 | BOOST_UBLAS_INLINE | |
3087 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3088 | typename self_type:: | |
3089 | #endif | |
3090 | const_iterator2 cend () const { | |
3091 | return end (); | |
3092 | } | |
3093 | BOOST_UBLAS_INLINE | |
3094 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3095 | typename self_type:: | |
3096 | #endif | |
3097 | const_reverse_iterator2 rbegin () const { | |
3098 | return const_reverse_iterator2 (end ()); | |
3099 | } | |
3100 | BOOST_UBLAS_INLINE | |
3101 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3102 | typename self_type:: | |
3103 | #endif | |
3104 | const_reverse_iterator2 crbegin () const { | |
3105 | return rbegin (); | |
3106 | } | |
3107 | BOOST_UBLAS_INLINE | |
3108 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3109 | typename self_type:: | |
3110 | #endif | |
3111 | const_reverse_iterator2 rend () const { | |
3112 | return const_reverse_iterator2 (begin ()); | |
3113 | } | |
3114 | BOOST_UBLAS_INLINE | |
3115 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3116 | typename self_type:: | |
3117 | #endif | |
3118 | const_reverse_iterator2 crend () const { | |
3119 | return rend (); | |
3120 | } | |
3121 | #endif | |
3122 | ||
3123 | // Indices | |
3124 | BOOST_UBLAS_INLINE | |
3125 | size_type index1 () const { | |
3126 | return it2_.index1 (); | |
3127 | } | |
3128 | BOOST_UBLAS_INLINE | |
3129 | size_type index2 () const { | |
3130 | return it2_.index2 (); | |
3131 | } | |
3132 | ||
3133 | // Assignment | |
3134 | BOOST_UBLAS_INLINE | |
3135 | const_iterator1 &operator = (const const_iterator1 &it) { | |
3136 | container_const_reference<self_type>::assign (&it ()); | |
3137 | it1_ = it.it1_; | |
3138 | it2_ = it.it2_; | |
3139 | return *this; | |
3140 | } | |
3141 | ||
3142 | // Comparison | |
3143 | BOOST_UBLAS_INLINE | |
3144 | bool operator == (const const_iterator1 &it) const { | |
3145 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
3146 | // FIXME we shouldn't compare floats | |
3147 | // BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); | |
3148 | return it2_ == it.it2_; | |
3149 | } | |
3150 | BOOST_UBLAS_INLINE | |
3151 | bool operator < (const const_iterator1 &it) const { | |
3152 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
3153 | // FIXME we shouldn't compare floats | |
3154 | // BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); | |
3155 | return it2_ < it.it2_; | |
3156 | } | |
3157 | ||
3158 | private: | |
3159 | const_subiterator1_type it1_; | |
3160 | const_iterator21_type it2_; | |
3161 | }; | |
3162 | #endif | |
3163 | ||
3164 | BOOST_UBLAS_INLINE | |
3165 | const_iterator1 begin1 () const { | |
3166 | return find1 (0, 0, 0); | |
3167 | } | |
3168 | BOOST_UBLAS_INLINE | |
3169 | const_iterator1 cbegin1 () const { | |
3170 | return begin1 (); | |
3171 | } | |
3172 | BOOST_UBLAS_INLINE | |
3173 | const_iterator1 end1 () const { | |
3174 | return find1 (0, size1 (), 0); | |
3175 | } | |
3176 | BOOST_UBLAS_INLINE | |
3177 | const_iterator1 cend1 () const { | |
3178 | return end1 (); | |
3179 | } | |
3180 | ||
3181 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
3182 | class const_iterator2: | |
3183 | public container_const_reference<matrix_binary_scalar1>, | |
3184 | public iterator_base_traits<typename E2::const_iterator2::iterator_category>::template | |
3185 | iterator_base<const_iterator2, value_type>::type { | |
3186 | public: | |
3187 | typedef typename E2::const_iterator2::iterator_category iterator_category; | |
3188 | typedef typename matrix_binary_scalar1::difference_type difference_type; | |
3189 | typedef typename matrix_binary_scalar1::value_type value_type; | |
3190 | typedef typename matrix_binary_scalar1::const_reference reference; | |
3191 | typedef typename matrix_binary_scalar1::const_pointer pointer; | |
3192 | ||
3193 | typedef const_iterator1 dual_iterator_type; | |
3194 | typedef const_reverse_iterator1 dual_reverse_iterator_type; | |
3195 | ||
3196 | // Construction and destruction | |
3197 | BOOST_UBLAS_INLINE | |
3198 | const_iterator2 (): | |
3199 | container_const_reference<self_type> (), it1_ (), it2_ () {} | |
3200 | BOOST_UBLAS_INLINE | |
3201 | const_iterator2 (const self_type &mbs, const const_subiterator1_type &it1, const const_iterator22_type &it2): | |
3202 | container_const_reference<self_type> (mbs), it1_ (it1), it2_ (it2) {} | |
3203 | ||
3204 | // Arithmetic | |
3205 | BOOST_UBLAS_INLINE | |
3206 | const_iterator2 &operator ++ () { | |
3207 | ++ it2_; | |
3208 | return *this; | |
3209 | } | |
3210 | BOOST_UBLAS_INLINE | |
3211 | const_iterator2 &operator -- () { | |
3212 | -- it2_; | |
3213 | return *this; | |
3214 | } | |
3215 | BOOST_UBLAS_INLINE | |
3216 | const_iterator2 &operator += (difference_type n) { | |
3217 | it2_ += n; | |
3218 | return *this; | |
3219 | } | |
3220 | BOOST_UBLAS_INLINE | |
3221 | const_iterator2 &operator -= (difference_type n) { | |
3222 | it2_ -= n; | |
3223 | return *this; | |
3224 | } | |
3225 | BOOST_UBLAS_INLINE | |
3226 | difference_type operator - (const const_iterator2 &it) const { | |
3227 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
3228 | // FIXME we shouldn't compare floats | |
3229 | // BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); | |
3230 | return it2_ - it.it2_; | |
3231 | } | |
3232 | ||
3233 | // Dereference | |
3234 | BOOST_UBLAS_INLINE | |
3235 | const_reference operator * () const { | |
3236 | return functor_type::apply (it1_, *it2_); | |
3237 | } | |
3238 | BOOST_UBLAS_INLINE | |
3239 | const_reference operator [] (difference_type n) const { | |
3240 | return *(*this + n); | |
3241 | } | |
3242 | ||
3243 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
3244 | BOOST_UBLAS_INLINE | |
3245 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3246 | typename self_type:: | |
3247 | #endif | |
3248 | const_iterator1 begin () const { | |
3249 | return (*this) ().find1 (1, 0, index2 ()); | |
3250 | } | |
3251 | BOOST_UBLAS_INLINE | |
3252 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3253 | typename self_type:: | |
3254 | #endif | |
3255 | const_iterator1 cbegin () const { | |
3256 | return begin (); | |
3257 | } | |
3258 | BOOST_UBLAS_INLINE | |
3259 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3260 | typename self_type:: | |
3261 | #endif | |
3262 | const_iterator1 end () const { | |
3263 | return (*this) ().find1 (1, (*this) ().size1 (), index2 ()); | |
3264 | } | |
3265 | BOOST_UBLAS_INLINE | |
3266 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3267 | typename self_type:: | |
3268 | #endif | |
3269 | const_iterator1 cend () const { | |
3270 | return end (); | |
3271 | } | |
3272 | BOOST_UBLAS_INLINE | |
3273 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3274 | typename self_type:: | |
3275 | #endif | |
3276 | const_reverse_iterator1 rbegin () const { | |
3277 | return const_reverse_iterator1 (end ()); | |
3278 | } | |
3279 | BOOST_UBLAS_INLINE | |
3280 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3281 | typename self_type:: | |
3282 | #endif | |
3283 | const_reverse_iterator1 crbegin () const { | |
3284 | return rbegin (); | |
3285 | } | |
3286 | BOOST_UBLAS_INLINE | |
3287 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3288 | typename self_type:: | |
3289 | #endif | |
3290 | const_reverse_iterator1 rend () const { | |
3291 | return const_reverse_iterator1 (begin ()); | |
3292 | } | |
3293 | BOOST_UBLAS_INLINE | |
3294 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3295 | typename self_type:: | |
3296 | #endif | |
3297 | const_reverse_iterator1 crend () const { | |
3298 | return rend (); | |
3299 | } | |
3300 | #endif | |
3301 | ||
3302 | // Indices | |
3303 | BOOST_UBLAS_INLINE | |
3304 | size_type index1 () const { | |
3305 | return it2_.index1 (); | |
3306 | } | |
3307 | BOOST_UBLAS_INLINE | |
3308 | size_type index2 () const { | |
3309 | return it2_.index2 (); | |
3310 | } | |
3311 | ||
3312 | // Assignment | |
3313 | BOOST_UBLAS_INLINE | |
3314 | const_iterator2 &operator = (const const_iterator2 &it) { | |
3315 | container_const_reference<self_type>::assign (&it ()); | |
3316 | it1_ = it.it1_; | |
3317 | it2_ = it.it2_; | |
3318 | return *this; | |
3319 | } | |
3320 | ||
3321 | // Comparison | |
3322 | BOOST_UBLAS_INLINE | |
3323 | bool operator == (const const_iterator2 &it) const { | |
3324 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
3325 | // FIXME we shouldn't compare floats | |
3326 | // BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); | |
3327 | return it2_ == it.it2_; | |
3328 | } | |
3329 | BOOST_UBLAS_INLINE | |
3330 | bool operator < (const const_iterator2 &it) const { | |
3331 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
3332 | // FIXME we shouldn't compare floats | |
3333 | // BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); | |
3334 | return it2_ < it.it2_; | |
3335 | } | |
3336 | ||
3337 | private: | |
3338 | const_subiterator1_type it1_; | |
3339 | const_iterator22_type it2_; | |
3340 | }; | |
3341 | #endif | |
3342 | ||
3343 | BOOST_UBLAS_INLINE | |
3344 | const_iterator2 begin2 () const { | |
3345 | return find2 (0, 0, 0); | |
3346 | } | |
3347 | BOOST_UBLAS_INLINE | |
3348 | const_iterator2 cbegin2 () const { | |
3349 | return begin2 (); | |
3350 | } | |
3351 | BOOST_UBLAS_INLINE | |
3352 | const_iterator2 end2 () const { | |
3353 | return find2 (0, 0, size2 ()); | |
3354 | } | |
3355 | BOOST_UBLAS_INLINE | |
3356 | const_iterator2 cend2 () const { | |
3357 | return end2 (); | |
3358 | } | |
3359 | ||
3360 | // Reverse iterators | |
3361 | ||
3362 | BOOST_UBLAS_INLINE | |
3363 | const_reverse_iterator1 rbegin1 () const { | |
3364 | return const_reverse_iterator1 (end1 ()); | |
3365 | } | |
3366 | BOOST_UBLAS_INLINE | |
3367 | const_reverse_iterator1 crbegin1 () const { | |
3368 | return rbegin1 (); | |
3369 | } | |
3370 | BOOST_UBLAS_INLINE | |
3371 | const_reverse_iterator1 rend1 () const { | |
3372 | return const_reverse_iterator1 (begin1 ()); | |
3373 | } | |
3374 | BOOST_UBLAS_INLINE | |
3375 | const_reverse_iterator1 crend1 () const { | |
3376 | return rend1 (); | |
3377 | } | |
3378 | ||
3379 | BOOST_UBLAS_INLINE | |
3380 | const_reverse_iterator2 rbegin2 () const { | |
3381 | return const_reverse_iterator2 (end2 ()); | |
3382 | } | |
3383 | BOOST_UBLAS_INLINE | |
3384 | const_reverse_iterator2 crbegin2 () const { | |
3385 | return rbegin2 (); | |
3386 | } | |
3387 | BOOST_UBLAS_INLINE | |
3388 | const_reverse_iterator2 rend2 () const { | |
3389 | return const_reverse_iterator2 (begin2 ()); | |
3390 | } | |
3391 | BOOST_UBLAS_INLINE | |
3392 | const_reverse_iterator2 crend2 () const { | |
3393 | return rend2 (); | |
3394 | } | |
3395 | ||
3396 | private: | |
3397 | expression1_closure_type e1_; | |
3398 | expression2_closure_type e2_; | |
3399 | }; | |
3400 | ||
3401 | template<class E1, class E2, class F> | |
3402 | struct matrix_binary_scalar1_traits { | |
3403 | typedef matrix_binary_scalar1<E1, E2, F> expression_type; // allow E1 to be builtin type | |
3404 | #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG | |
3405 | typedef expression_type result_type; | |
3406 | #else | |
3407 | typedef typename E2::matrix_temporary_type result_type; | |
3408 | #endif | |
3409 | }; | |
3410 | ||
3411 | // (t * m) [i] [j] = t * m [i] [j] | |
3412 | template<class T1, class E2> | |
3413 | BOOST_UBLAS_INLINE | |
3414 | typename enable_if< is_convertible<T1, typename E2::value_type >, | |
3415 | typename matrix_binary_scalar1_traits<const T1, E2, scalar_multiplies<T1, typename E2::value_type> >::result_type | |
3416 | >::type | |
3417 | operator * (const T1 &e1, | |
3418 | const matrix_expression<E2> &e2) { | |
3419 | typedef typename matrix_binary_scalar1_traits<const T1, E2, scalar_multiplies<T1, typename E2::value_type> >::expression_type expression_type; | |
3420 | return expression_type (e1, e2 ()); | |
3421 | } | |
3422 | ||
3423 | ||
3424 | template<class E1, class E2, class F> | |
3425 | class matrix_binary_scalar2: | |
3426 | public matrix_expression<matrix_binary_scalar2<E1, E2, F> > { | |
3427 | ||
3428 | typedef E1 expression1_type; | |
3429 | typedef E2 expression2_type; | |
3430 | typedef F functor_type; | |
3431 | public: | |
3432 | typedef typename E1::const_closure_type expression1_closure_type; | |
3433 | typedef const E2& expression2_closure_type; | |
3434 | private: | |
3435 | typedef matrix_binary_scalar2<E1, E2, F> self_type; | |
3436 | public: | |
3437 | #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS | |
3438 | using matrix_expression<self_type>::operator (); | |
3439 | #endif | |
3440 | typedef typename E1::size_type size_type; | |
3441 | typedef typename E1::difference_type difference_type; | |
3442 | typedef typename F::result_type value_type; | |
3443 | typedef value_type const_reference; | |
3444 | typedef const_reference reference; | |
3445 | ||
3446 | typedef const self_type const_closure_type; | |
3447 | typedef const_closure_type closure_type; | |
3448 | typedef typename E1::orientation_category orientation_category; | |
3449 | typedef unknown_storage_tag storage_category; | |
3450 | ||
3451 | // Construction and destruction | |
3452 | BOOST_UBLAS_INLINE | |
3453 | matrix_binary_scalar2 (const expression1_type &e1, const expression2_type &e2): | |
3454 | e1_ (e1), e2_ (e2) {} | |
3455 | ||
3456 | // Accessors | |
3457 | BOOST_UBLAS_INLINE | |
3458 | size_type size1 () const { | |
3459 | return e1_.size1 (); | |
3460 | } | |
3461 | BOOST_UBLAS_INLINE | |
3462 | size_type size2 () const { | |
3463 | return e1_.size2 (); | |
3464 | } | |
3465 | ||
3466 | public: | |
3467 | // Element access | |
3468 | BOOST_UBLAS_INLINE | |
3469 | const_reference operator () (size_type i, size_type j) const { | |
3470 | return functor_type::apply (e1_ (i, j), expression2_type (e2_)); | |
3471 | } | |
3472 | ||
3473 | // Closure comparison | |
3474 | BOOST_UBLAS_INLINE | |
3475 | bool same_closure (const matrix_binary_scalar2 &mbs2) const { | |
3476 | return (*this).e1_.same_closure (mbs2.e1_) && | |
3477 | &e2_ == &(mbs2.e2_); | |
3478 | } | |
3479 | ||
3480 | // Iterator types | |
3481 | private: | |
3482 | typedef typename E1::const_iterator1 const_iterator11_type; | |
3483 | typedef typename E1::const_iterator2 const_iterator12_type; | |
3484 | typedef expression2_type const_subiterator2_type; | |
3485 | typedef const value_type *const_pointer; | |
3486 | ||
3487 | public: | |
3488 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
3489 | typedef indexed_const_iterator1<const_closure_type, typename const_iterator11_type::iterator_category> const_iterator1; | |
3490 | typedef const_iterator1 iterator1; | |
3491 | typedef indexed_const_iterator2<const_closure_type, typename const_iterator12_type::iterator_category> const_iterator2; | |
3492 | typedef const_iterator2 iterator2; | |
3493 | #else | |
3494 | class const_iterator1; | |
3495 | typedef const_iterator1 iterator1; | |
3496 | class const_iterator2; | |
3497 | typedef const_iterator2 iterator2; | |
3498 | #endif | |
3499 | typedef reverse_iterator_base1<const_iterator1> const_reverse_iterator1; | |
3500 | typedef reverse_iterator_base2<const_iterator2> const_reverse_iterator2; | |
3501 | ||
3502 | // Element lookup | |
3503 | BOOST_UBLAS_INLINE | |
3504 | const_iterator1 find1 (int rank, size_type i, size_type j) const { | |
3505 | const_iterator11_type it11 (e1_.find1 (rank, i, j)); | |
3506 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
3507 | return const_iterator1 (*this, it11.index1 (), it11.index2 ()); | |
3508 | #else | |
3509 | return const_iterator1 (*this, it11, const_subiterator2_type (e2_)); | |
3510 | #endif | |
3511 | } | |
3512 | BOOST_UBLAS_INLINE | |
3513 | const_iterator2 find2 (int rank, size_type i, size_type j) const { | |
3514 | const_iterator12_type it12 (e1_.find2 (rank, i, j)); | |
3515 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
3516 | return const_iterator2 (*this, it12.index1 (), it12.index2 ()); | |
3517 | #else | |
3518 | return const_iterator2 (*this, it12, const_subiterator2_type (e2_)); | |
3519 | #endif | |
3520 | } | |
3521 | ||
3522 | // Iterators enhance the iterators of the referenced expression | |
3523 | // with the binary functor. | |
3524 | ||
3525 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
3526 | class const_iterator1: | |
3527 | public container_const_reference<matrix_binary_scalar2>, | |
3528 | public iterator_base_traits<typename E1::const_iterator1::iterator_category>::template | |
3529 | iterator_base<const_iterator1, value_type>::type { | |
3530 | public: | |
3531 | typedef typename E1::const_iterator1::iterator_category iterator_category; | |
3532 | typedef typename matrix_binary_scalar2::difference_type difference_type; | |
3533 | typedef typename matrix_binary_scalar2::value_type value_type; | |
3534 | typedef typename matrix_binary_scalar2::const_reference reference; | |
3535 | typedef typename matrix_binary_scalar2::const_pointer pointer; | |
3536 | ||
3537 | typedef const_iterator2 dual_iterator_type; | |
3538 | typedef const_reverse_iterator2 dual_reverse_iterator_type; | |
3539 | ||
3540 | // Construction and destruction | |
3541 | BOOST_UBLAS_INLINE | |
3542 | const_iterator1 (): | |
3543 | container_const_reference<self_type> (), it1_ (), it2_ () {} | |
3544 | BOOST_UBLAS_INLINE | |
3545 | const_iterator1 (const self_type &mbs, const const_iterator11_type &it1, const const_subiterator2_type &it2): | |
3546 | container_const_reference<self_type> (mbs), it1_ (it1), it2_ (it2) {} | |
3547 | ||
3548 | // Arithmetic | |
3549 | BOOST_UBLAS_INLINE | |
3550 | const_iterator1 &operator ++ () { | |
3551 | ++ it1_; | |
3552 | return *this; | |
3553 | } | |
3554 | BOOST_UBLAS_INLINE | |
3555 | const_iterator1 &operator -- () { | |
3556 | -- it1_ ; | |
3557 | return *this; | |
3558 | } | |
3559 | BOOST_UBLAS_INLINE | |
3560 | const_iterator1 &operator += (difference_type n) { | |
3561 | it1_ += n; | |
3562 | return *this; | |
3563 | } | |
3564 | BOOST_UBLAS_INLINE | |
3565 | const_iterator1 &operator -= (difference_type n) { | |
3566 | it1_ -= n; | |
3567 | return *this; | |
3568 | } | |
3569 | BOOST_UBLAS_INLINE | |
3570 | difference_type operator - (const const_iterator1 &it) const { | |
3571 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
3572 | // FIXME we shouldn't compare floats | |
3573 | // BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); | |
3574 | return it1_ - it.it1_; | |
3575 | } | |
3576 | ||
3577 | // Dereference | |
3578 | BOOST_UBLAS_INLINE | |
3579 | const_reference operator * () const { | |
3580 | return functor_type::apply (*it1_, it2_); | |
3581 | } | |
3582 | BOOST_UBLAS_INLINE | |
3583 | const_reference operator [] (difference_type n) const { | |
3584 | return *(*this + n); | |
3585 | } | |
3586 | ||
3587 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
3588 | BOOST_UBLAS_INLINE | |
3589 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3590 | typename self_type:: | |
3591 | #endif | |
3592 | const_iterator2 begin () const { | |
3593 | return (*this) ().find2 (1, index1 (), 0); | |
3594 | } | |
3595 | BOOST_UBLAS_INLINE | |
3596 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3597 | typename self_type:: | |
3598 | #endif | |
3599 | const_iterator2 cbegin () const { | |
3600 | return begin (); | |
3601 | } | |
3602 | BOOST_UBLAS_INLINE | |
3603 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3604 | typename self_type:: | |
3605 | #endif | |
3606 | const_iterator2 end () const { | |
3607 | return (*this) ().find2 (1, index1 (), (*this) ().size2 ()); | |
3608 | } | |
3609 | BOOST_UBLAS_INLINE | |
3610 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3611 | typename self_type:: | |
3612 | #endif | |
3613 | const_iterator2 cend () const { | |
3614 | return end (); | |
3615 | } | |
3616 | BOOST_UBLAS_INLINE | |
3617 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3618 | typename self_type:: | |
3619 | #endif | |
3620 | const_reverse_iterator2 rbegin () const { | |
3621 | return const_reverse_iterator2 (end ()); | |
3622 | } | |
3623 | BOOST_UBLAS_INLINE | |
3624 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3625 | typename self_type:: | |
3626 | #endif | |
3627 | const_reverse_iterator2 crbegin () const { | |
3628 | return rbegin (); | |
3629 | } | |
3630 | BOOST_UBLAS_INLINE | |
3631 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3632 | typename self_type:: | |
3633 | #endif | |
3634 | const_reverse_iterator2 rend () const { | |
3635 | return const_reverse_iterator2 (begin ()); | |
3636 | } | |
3637 | BOOST_UBLAS_INLINE | |
3638 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3639 | typename self_type:: | |
3640 | #endif | |
3641 | const_reverse_iterator2 crend () const { | |
3642 | return rend (); | |
3643 | } | |
3644 | #endif | |
3645 | ||
3646 | // Indices | |
3647 | BOOST_UBLAS_INLINE | |
3648 | size_type index1 () const { | |
3649 | return it1_.index1 (); | |
3650 | } | |
3651 | BOOST_UBLAS_INLINE | |
3652 | size_type index2 () const { | |
3653 | return it1_.index2 (); | |
3654 | } | |
3655 | ||
3656 | // Assignment | |
3657 | BOOST_UBLAS_INLINE | |
3658 | const_iterator1 &operator = (const const_iterator1 &it) { | |
3659 | container_const_reference<self_type>::assign (&it ()); | |
3660 | it1_ = it.it1_; | |
3661 | it2_ = it.it2_; | |
3662 | return *this; | |
3663 | } | |
3664 | ||
3665 | // Comparison | |
3666 | BOOST_UBLAS_INLINE | |
3667 | bool operator == (const const_iterator1 &it) const { | |
3668 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
3669 | // FIXME we shouldn't compare floats | |
3670 | // BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); | |
3671 | return it1_ == it.it1_; | |
3672 | } | |
3673 | BOOST_UBLAS_INLINE | |
3674 | bool operator < (const const_iterator1 &it) const { | |
3675 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
3676 | // FIXME we shouldn't compare floats | |
3677 | // BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); | |
3678 | return it1_ < it.it1_; | |
3679 | } | |
3680 | ||
3681 | private: | |
3682 | const_iterator11_type it1_; | |
3683 | const_subiterator2_type it2_; | |
3684 | }; | |
3685 | #endif | |
3686 | ||
3687 | BOOST_UBLAS_INLINE | |
3688 | const_iterator1 begin1 () const { | |
3689 | return find1 (0, 0, 0); | |
3690 | } | |
3691 | BOOST_UBLAS_INLINE | |
3692 | const_iterator1 cbegin1 () const { | |
3693 | return begin1 (); | |
3694 | } | |
3695 | BOOST_UBLAS_INLINE | |
3696 | const_iterator1 end1 () const { | |
3697 | return find1 (0, size1 (), 0); | |
3698 | } | |
3699 | BOOST_UBLAS_INLINE | |
3700 | const_iterator1 cend1 () const { | |
3701 | return end1 (); | |
3702 | } | |
3703 | ||
3704 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
3705 | class const_iterator2: | |
3706 | public container_const_reference<matrix_binary_scalar2>, | |
3707 | public iterator_base_traits<typename E1::const_iterator2::iterator_category>::template | |
3708 | iterator_base<const_iterator2, value_type>::type { | |
3709 | public: | |
3710 | typedef typename E1::const_iterator2::iterator_category iterator_category; | |
3711 | typedef typename matrix_binary_scalar2::difference_type difference_type; | |
3712 | typedef typename matrix_binary_scalar2::value_type value_type; | |
3713 | typedef typename matrix_binary_scalar2::const_reference reference; | |
3714 | typedef typename matrix_binary_scalar2::const_pointer pointer; | |
3715 | ||
3716 | typedef const_iterator1 dual_iterator_type; | |
3717 | typedef const_reverse_iterator1 dual_reverse_iterator_type; | |
3718 | ||
3719 | // Construction and destruction | |
3720 | BOOST_UBLAS_INLINE | |
3721 | const_iterator2 (): | |
3722 | container_const_reference<self_type> (), it1_ (), it2_ () {} | |
3723 | BOOST_UBLAS_INLINE | |
3724 | const_iterator2 (const self_type &mbs, const const_iterator12_type &it1, const const_subiterator2_type &it2): | |
3725 | container_const_reference<self_type> (mbs), it1_ (it1), it2_ (it2) {} | |
3726 | ||
3727 | // Arithmetic | |
3728 | BOOST_UBLAS_INLINE | |
3729 | const_iterator2 &operator ++ () { | |
3730 | ++ it1_; | |
3731 | return *this; | |
3732 | } | |
3733 | BOOST_UBLAS_INLINE | |
3734 | const_iterator2 &operator -- () { | |
3735 | -- it1_; | |
3736 | return *this; | |
3737 | } | |
3738 | BOOST_UBLAS_INLINE | |
3739 | const_iterator2 &operator += (difference_type n) { | |
3740 | it1_ += n; | |
3741 | return *this; | |
3742 | } | |
3743 | BOOST_UBLAS_INLINE | |
3744 | const_iterator2 &operator -= (difference_type n) { | |
3745 | it1_ -= n; | |
3746 | return *this; | |
3747 | } | |
3748 | BOOST_UBLAS_INLINE | |
3749 | difference_type operator - (const const_iterator2 &it) const { | |
3750 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
3751 | // FIXME we shouldn't compare floats | |
3752 | // BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); | |
3753 | return it1_ - it.it1_; | |
3754 | } | |
3755 | ||
3756 | // Dereference | |
3757 | BOOST_UBLAS_INLINE | |
3758 | const_reference operator * () const { | |
3759 | return functor_type::apply (*it1_, it2_); | |
3760 | } | |
3761 | BOOST_UBLAS_INLINE | |
3762 | const_reference operator [] (difference_type n) const { | |
3763 | return *(*this + n); | |
3764 | } | |
3765 | ||
3766 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
3767 | BOOST_UBLAS_INLINE | |
3768 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3769 | typename self_type:: | |
3770 | #endif | |
3771 | const_iterator1 begin () const { | |
3772 | return (*this) ().find1 (1, 0, index2 ()); | |
3773 | } | |
3774 | BOOST_UBLAS_INLINE | |
3775 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3776 | typename self_type:: | |
3777 | #endif | |
3778 | const_iterator1 cbegin () const { | |
3779 | return begin (); | |
3780 | } | |
3781 | BOOST_UBLAS_INLINE | |
3782 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3783 | typename self_type:: | |
3784 | #endif | |
3785 | const_iterator1 end () const { | |
3786 | return (*this) ().find1 (1, (*this) ().size1 (), index2 ()); | |
3787 | } | |
3788 | BOOST_UBLAS_INLINE | |
3789 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3790 | typename self_type:: | |
3791 | #endif | |
3792 | const_iterator1 cend () const { | |
3793 | return end (); | |
3794 | } | |
3795 | BOOST_UBLAS_INLINE | |
3796 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3797 | typename self_type:: | |
3798 | #endif | |
3799 | const_reverse_iterator1 rbegin () const { | |
3800 | return const_reverse_iterator1 (end ()); | |
3801 | } | |
3802 | BOOST_UBLAS_INLINE | |
3803 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3804 | typename self_type:: | |
3805 | #endif | |
3806 | const_reverse_iterator1 crbegin () const { | |
3807 | return rbegin (); | |
3808 | } | |
3809 | BOOST_UBLAS_INLINE | |
3810 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3811 | typename self_type:: | |
3812 | #endif | |
3813 | const_reverse_iterator1 rend () const { | |
3814 | return const_reverse_iterator1 (begin ()); | |
3815 | } | |
3816 | BOOST_UBLAS_INLINE | |
3817 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
3818 | typename self_type:: | |
3819 | #endif | |
3820 | const_reverse_iterator1 crend () const { | |
3821 | return rend (); | |
3822 | } | |
3823 | #endif | |
3824 | ||
3825 | // Indices | |
3826 | BOOST_UBLAS_INLINE | |
3827 | size_type index1 () const { | |
3828 | return it1_.index1 (); | |
3829 | } | |
3830 | BOOST_UBLAS_INLINE | |
3831 | size_type index2 () const { | |
3832 | return it1_.index2 (); | |
3833 | } | |
3834 | ||
3835 | // Assignment | |
3836 | BOOST_UBLAS_INLINE | |
3837 | const_iterator2 &operator = (const const_iterator2 &it) { | |
3838 | container_const_reference<self_type>::assign (&it ()); | |
3839 | it1_ = it.it1_; | |
3840 | it2_ = it.it2_; | |
3841 | return *this; | |
3842 | } | |
3843 | ||
3844 | // Comparison | |
3845 | BOOST_UBLAS_INLINE | |
3846 | bool operator == (const const_iterator2 &it) const { | |
3847 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
3848 | // FIXME we shouldn't compare floats | |
3849 | // BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); | |
3850 | return it1_ == it.it1_; | |
3851 | } | |
3852 | BOOST_UBLAS_INLINE | |
3853 | bool operator < (const const_iterator2 &it) const { | |
3854 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
3855 | // FIXME we shouldn't compare floats | |
3856 | // BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); | |
3857 | return it1_ < it.it1_; | |
3858 | } | |
3859 | ||
3860 | private: | |
3861 | const_iterator12_type it1_; | |
3862 | const_subiterator2_type it2_; | |
3863 | }; | |
3864 | #endif | |
3865 | ||
3866 | BOOST_UBLAS_INLINE | |
3867 | const_iterator2 begin2 () const { | |
3868 | return find2 (0, 0, 0); | |
3869 | } | |
3870 | BOOST_UBLAS_INLINE | |
3871 | const_iterator2 cbegin2 () const { | |
3872 | return begin2 (); | |
3873 | } | |
3874 | BOOST_UBLAS_INLINE | |
3875 | const_iterator2 end2 () const { | |
3876 | return find2 (0, 0, size2 ()); | |
3877 | } | |
3878 | BOOST_UBLAS_INLINE | |
3879 | const_iterator2 cend2 () const { | |
3880 | return end2 (); | |
3881 | } | |
3882 | ||
3883 | // Reverse iterators | |
3884 | ||
3885 | BOOST_UBLAS_INLINE | |
3886 | const_reverse_iterator1 rbegin1 () const { | |
3887 | return const_reverse_iterator1 (end1 ()); | |
3888 | } | |
3889 | BOOST_UBLAS_INLINE | |
3890 | const_reverse_iterator1 crbegin1 () const { | |
3891 | return rbegin1 (); | |
3892 | } | |
3893 | BOOST_UBLAS_INLINE | |
3894 | const_reverse_iterator1 rend1 () const { | |
3895 | return const_reverse_iterator1 (begin1 ()); | |
3896 | } | |
3897 | BOOST_UBLAS_INLINE | |
3898 | const_reverse_iterator1 crend1 () const { | |
3899 | return rend1 (); | |
3900 | } | |
3901 | ||
3902 | BOOST_UBLAS_INLINE | |
3903 | const_reverse_iterator2 rbegin2 () const { | |
3904 | return const_reverse_iterator2 (end2 ()); | |
3905 | } | |
3906 | BOOST_UBLAS_INLINE | |
3907 | const_reverse_iterator2 crbegin2 () const { | |
3908 | return rbegin2 (); | |
3909 | } | |
3910 | BOOST_UBLAS_INLINE | |
3911 | const_reverse_iterator2 rend2 () const { | |
3912 | return const_reverse_iterator2 (begin2 ()); | |
3913 | } | |
3914 | BOOST_UBLAS_INLINE | |
3915 | const_reverse_iterator2 crend2 () const { | |
3916 | return rend2 (); | |
3917 | } | |
3918 | ||
3919 | private: | |
3920 | expression1_closure_type e1_; | |
3921 | expression2_closure_type e2_; | |
3922 | }; | |
3923 | ||
3924 | template<class E1, class E2, class F> | |
3925 | struct matrix_binary_scalar2_traits { | |
3926 | typedef matrix_binary_scalar2<E1, E2, F> expression_type; // allow E2 to be builtin type | |
3927 | #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG | |
3928 | typedef expression_type result_type; | |
3929 | #else | |
3930 | typedef typename E1::matrix_temporary_type result_type; | |
3931 | #endif | |
3932 | }; | |
3933 | ||
3934 | // (m * t) [i] [j] = m [i] [j] * t | |
3935 | template<class E1, class T2> | |
3936 | BOOST_UBLAS_INLINE | |
3937 | typename enable_if< is_convertible<T2, typename E1::value_type>, | |
3938 | typename matrix_binary_scalar2_traits<E1, const T2, scalar_multiplies<typename E1::value_type, T2> >::result_type | |
3939 | >::type | |
3940 | operator * (const matrix_expression<E1> &e1, | |
3941 | const T2 &e2) { | |
3942 | typedef typename matrix_binary_scalar2_traits<E1, const T2, scalar_multiplies<typename E1::value_type, T2> >::expression_type expression_type; | |
3943 | return expression_type (e1 (), e2); | |
3944 | } | |
3945 | ||
3946 | // (m / t) [i] [j] = m [i] [j] / t | |
3947 | template<class E1, class T2> | |
3948 | BOOST_UBLAS_INLINE | |
3949 | typename enable_if< is_convertible<T2, typename E1::value_type>, | |
3950 | typename matrix_binary_scalar2_traits<E1, const T2, scalar_divides<typename E1::value_type, T2> >::result_type | |
3951 | >::type | |
3952 | operator / (const matrix_expression<E1> &e1, | |
3953 | const T2 &e2) { | |
3954 | typedef typename matrix_binary_scalar2_traits<E1, const T2, scalar_divides<typename E1::value_type, T2> >::expression_type expression_type; | |
3955 | return expression_type (e1 (), e2); | |
3956 | } | |
3957 | ||
3958 | ||
3959 | template<class E1, class E2, class F> | |
3960 | class matrix_vector_binary1: | |
3961 | public vector_expression<matrix_vector_binary1<E1, E2, F> > { | |
3962 | ||
3963 | public: | |
3964 | typedef E1 expression1_type; | |
3965 | typedef E2 expression2_type; | |
3966 | private: | |
3967 | typedef F functor_type; | |
3968 | public: | |
3969 | typedef typename E1::const_closure_type expression1_closure_type; | |
3970 | typedef typename E2::const_closure_type expression2_closure_type; | |
3971 | private: | |
3972 | typedef matrix_vector_binary1<E1, E2, F> self_type; | |
3973 | public: | |
3974 | #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS | |
3975 | using vector_expression<self_type>::operator (); | |
3976 | #endif | |
3977 | static const unsigned complexity = 1; | |
3978 | typedef typename promote_traits<typename E1::size_type, typename E2::size_type>::promote_type size_type; | |
3979 | typedef typename promote_traits<typename E1::difference_type, typename E2::difference_type>::promote_type difference_type; | |
3980 | typedef typename F::result_type value_type; | |
3981 | typedef value_type const_reference; | |
3982 | typedef const_reference reference; | |
3983 | typedef const self_type const_closure_type; | |
3984 | typedef const_closure_type closure_type; | |
3985 | typedef unknown_storage_tag storage_category; | |
3986 | ||
3987 | // Construction and destruction | |
3988 | BOOST_UBLAS_INLINE | |
3989 | matrix_vector_binary1 (const expression1_type &e1, const expression2_type &e2): | |
3990 | e1_ (e1), e2_ (e2) {} | |
3991 | ||
3992 | // Accessors | |
3993 | BOOST_UBLAS_INLINE | |
3994 | size_type size () const { | |
3995 | return e1_.size1 (); | |
3996 | } | |
3997 | ||
3998 | public: | |
3999 | // Expression accessors | |
4000 | BOOST_UBLAS_INLINE | |
4001 | const expression1_closure_type &expression1 () const { | |
4002 | return e1_; | |
4003 | } | |
4004 | BOOST_UBLAS_INLINE | |
4005 | const expression2_closure_type &expression2 () const { | |
4006 | return e2_; | |
4007 | } | |
4008 | ||
4009 | public: | |
4010 | // Element access | |
4011 | BOOST_UBLAS_INLINE | |
4012 | const_reference operator () (size_type i) const { | |
4013 | return functor_type::apply (e1_, e2_, i); | |
4014 | } | |
4015 | ||
4016 | // Closure comparison | |
4017 | BOOST_UBLAS_INLINE | |
4018 | bool same_closure (const matrix_vector_binary1 &mvb1) const { | |
4019 | return (*this).expression1 ().same_closure (mvb1.expression1 ()) && | |
4020 | (*this).expression2 ().same_closure (mvb1.expression2 ()); | |
4021 | } | |
4022 | ||
4023 | // Iterator types | |
4024 | private: | |
4025 | typedef typename E1::const_iterator1 const_subiterator1_type; | |
4026 | typedef typename E2::const_iterator const_subiterator2_type; | |
4027 | typedef const value_type *const_pointer; | |
4028 | ||
4029 | public: | |
4030 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
4031 | typedef indexed_const_iterator<const_closure_type, typename const_subiterator1_type::iterator_category> const_iterator; | |
4032 | typedef const_iterator iterator; | |
4033 | #else | |
4034 | class const_iterator; | |
4035 | typedef const_iterator iterator; | |
4036 | #endif | |
4037 | ||
4038 | // Element lookup | |
4039 | BOOST_UBLAS_INLINE | |
4040 | const_iterator find (size_type i) const { | |
4041 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
4042 | const_subiterator1_type it1 (e1_.find1 (0, i, 0)); | |
4043 | return const_iterator (*this, it1.index1 ()); | |
4044 | #else | |
4045 | return const_iterator (*this, e1_.find1 (0, i, 0)); | |
4046 | #endif | |
4047 | } | |
4048 | ||
4049 | ||
4050 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
4051 | class const_iterator: | |
4052 | public container_const_reference<matrix_vector_binary1>, | |
4053 | public iterator_base_traits<typename iterator_restrict_traits<typename E1::const_iterator1::iterator_category, | |
4054 | typename E2::const_iterator::iterator_category>::iterator_category>::template | |
4055 | iterator_base<const_iterator, value_type>::type { | |
4056 | public: | |
4057 | typedef typename iterator_restrict_traits<typename E1::const_iterator1::iterator_category, | |
4058 | typename E2::const_iterator::iterator_category>::iterator_category iterator_category; | |
4059 | typedef typename matrix_vector_binary1::difference_type difference_type; | |
4060 | typedef typename matrix_vector_binary1::value_type value_type; | |
4061 | typedef typename matrix_vector_binary1::const_reference reference; | |
4062 | typedef typename matrix_vector_binary1::const_pointer pointer; | |
4063 | ||
4064 | // Construction and destruction | |
4065 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4066 | BOOST_UBLAS_INLINE | |
4067 | const_iterator (): | |
4068 | container_const_reference<self_type> (), it1_ (), e2_begin_ (), e2_end_ () {} | |
4069 | BOOST_UBLAS_INLINE | |
4070 | const_iterator (const self_type &mvb, const const_subiterator1_type &it1): | |
4071 | container_const_reference<self_type> (mvb), it1_ (it1), e2_begin_ (mvb.expression2 ().begin ()), e2_end_ (mvb.expression2 ().end ()) {} | |
4072 | #else | |
4073 | BOOST_UBLAS_INLINE | |
4074 | const_iterator (): | |
4075 | container_const_reference<self_type> (), it1_ () {} | |
4076 | BOOST_UBLAS_INLINE | |
4077 | const_iterator (const self_type &mvb, const const_subiterator1_type &it1): | |
4078 | container_const_reference<self_type> (mvb), it1_ (it1) {} | |
4079 | #endif | |
4080 | ||
4081 | private: | |
4082 | // Dense random access specialization | |
4083 | BOOST_UBLAS_INLINE | |
4084 | value_type dereference (dense_random_access_iterator_tag) const { | |
4085 | const self_type &mvb = (*this) (); | |
4086 | #ifdef BOOST_UBLAS_USE_INDEXING | |
4087 | return mvb (index ()); | |
4088 | #elif BOOST_UBLAS_USE_ITERATING | |
4089 | difference_type size = BOOST_UBLAS_SAME (mvb.expression1 ().size2 (), mvb.expression2 ().size ()); | |
4090 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4091 | return functor_type::apply (size, it1_.begin (), e2_begin_); | |
4092 | #else | |
4093 | return functor_type::apply (size, it1_.begin (), mvb.expression2 ().begin ()); | |
4094 | #endif | |
4095 | #else | |
4096 | difference_type size = BOOST_UBLAS_SAME (mvb.expression1 ().size2 (), mvb.expression2 ().size ()); | |
4097 | if (size >= BOOST_UBLAS_ITERATOR_THRESHOLD) | |
4098 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4099 | return functor_type::apply (size, it1_.begin (), e2_begin_); | |
4100 | #else | |
4101 | return functor_type::apply (size, it1_.begin (), mvb.expression2 ().begin ()); | |
4102 | #endif | |
4103 | else | |
4104 | return mvb (index ()); | |
4105 | #endif | |
4106 | } | |
4107 | ||
4108 | // Packed bidirectional specialization | |
4109 | BOOST_UBLAS_INLINE | |
4110 | value_type dereference (packed_random_access_iterator_tag) const { | |
4111 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4112 | return functor_type::apply (it1_.begin (), it1_.end (), e2_begin_, e2_end_); | |
4113 | #else | |
4114 | const self_type &mvb = (*this) (); | |
4115 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
4116 | return functor_type::apply (it1_.begin (), it1_.end (), | |
4117 | mvb.expression2 ().begin (), mvb.expression2 ().end ()); | |
4118 | #else | |
4119 | return functor_type::apply (boost::numeric::ublas::begin (it1_, iterator1_tag ()), | |
4120 | boost::numeric::ublas::end (it1_, iterator1_tag ()), | |
4121 | mvb.expression2 ().begin (), mvb.expression2 ().end ()); | |
4122 | #endif | |
4123 | #endif | |
4124 | } | |
4125 | ||
4126 | // Sparse bidirectional specialization | |
4127 | BOOST_UBLAS_INLINE | |
4128 | value_type dereference (sparse_bidirectional_iterator_tag) const { | |
4129 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4130 | return functor_type::apply (it1_.begin (), it1_.end (), e2_begin_, e2_end_, sparse_bidirectional_iterator_tag ()); | |
4131 | #else | |
4132 | const self_type &mvb = (*this) (); | |
4133 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
4134 | return functor_type::apply (it1_.begin (), it1_.end (), | |
4135 | mvb.expression2 ().begin (), mvb.expression2 ().end (), sparse_bidirectional_iterator_tag ()); | |
4136 | #else | |
4137 | return functor_type::apply (boost::numeric::ublas::begin (it1_, iterator1_tag ()), | |
4138 | boost::numeric::ublas::end (it1_, iterator1_tag ()), | |
4139 | mvb.expression2 ().begin (), mvb.expression2 ().end (), sparse_bidirectional_iterator_tag ()); | |
4140 | #endif | |
4141 | #endif | |
4142 | } | |
4143 | ||
4144 | public: | |
4145 | // Arithmetic | |
4146 | BOOST_UBLAS_INLINE | |
4147 | const_iterator &operator ++ () { | |
4148 | ++ it1_; | |
4149 | return *this; | |
4150 | } | |
4151 | BOOST_UBLAS_INLINE | |
4152 | const_iterator &operator -- () { | |
4153 | -- it1_; | |
4154 | return *this; | |
4155 | } | |
4156 | BOOST_UBLAS_INLINE | |
4157 | const_iterator &operator += (difference_type n) { | |
4158 | it1_ += n; | |
4159 | return *this; | |
4160 | } | |
4161 | BOOST_UBLAS_INLINE | |
4162 | const_iterator &operator -= (difference_type n) { | |
4163 | it1_ -= n; | |
4164 | return *this; | |
4165 | } | |
4166 | BOOST_UBLAS_INLINE | |
4167 | difference_type operator - (const const_iterator &it) const { | |
4168 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
4169 | return it1_ - it.it1_; | |
4170 | } | |
4171 | ||
4172 | // Dereference | |
4173 | BOOST_UBLAS_INLINE | |
4174 | const_reference operator * () const { | |
4175 | return dereference (iterator_category ()); | |
4176 | } | |
4177 | BOOST_UBLAS_INLINE | |
4178 | const_reference operator [] (difference_type n) const { | |
4179 | return *(*this + n); | |
4180 | } | |
4181 | ||
4182 | // Index | |
4183 | BOOST_UBLAS_INLINE | |
4184 | size_type index () const { | |
4185 | return it1_.index1 (); | |
4186 | } | |
4187 | ||
4188 | // Assignment | |
4189 | BOOST_UBLAS_INLINE | |
4190 | const_iterator &operator = (const const_iterator &it) { | |
4191 | container_const_reference<self_type>::assign (&it ()); | |
4192 | it1_ = it.it1_; | |
4193 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4194 | e2_begin_ = it.e2_begin_; | |
4195 | e2_end_ = it.e2_end_; | |
4196 | #endif | |
4197 | return *this; | |
4198 | } | |
4199 | ||
4200 | // Comparison | |
4201 | BOOST_UBLAS_INLINE | |
4202 | bool operator == (const const_iterator &it) const { | |
4203 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
4204 | return it1_ == it.it1_; | |
4205 | } | |
4206 | BOOST_UBLAS_INLINE | |
4207 | bool operator < (const const_iterator &it) const { | |
4208 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
4209 | return it1_ < it.it1_; | |
4210 | } | |
4211 | ||
4212 | private: | |
4213 | const_subiterator1_type it1_; | |
4214 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4215 | // Mutable due to assignment | |
4216 | /* const */ const_subiterator2_type e2_begin_; | |
4217 | /* const */ const_subiterator2_type e2_end_; | |
4218 | #endif | |
4219 | }; | |
4220 | #endif | |
4221 | ||
4222 | BOOST_UBLAS_INLINE | |
4223 | const_iterator begin () const { | |
4224 | return find (0); | |
4225 | } | |
4226 | BOOST_UBLAS_INLINE | |
4227 | const_iterator cbegin () const { | |
4228 | return begin (); | |
4229 | } | |
4230 | BOOST_UBLAS_INLINE | |
4231 | const_iterator end () const { | |
4232 | return find (size ()); | |
4233 | } | |
4234 | BOOST_UBLAS_INLINE | |
4235 | const_iterator cend () const { | |
4236 | return end (); | |
4237 | } | |
4238 | ||
4239 | // Reverse iterator | |
4240 | typedef reverse_iterator_base<const_iterator> const_reverse_iterator; | |
4241 | ||
4242 | BOOST_UBLAS_INLINE | |
4243 | const_reverse_iterator rbegin () const { | |
4244 | return const_reverse_iterator (end ()); | |
4245 | } | |
4246 | BOOST_UBLAS_INLINE | |
4247 | const_reverse_iterator crbegin () const { | |
4248 | return rbegin (); | |
4249 | } | |
4250 | BOOST_UBLAS_INLINE | |
4251 | const_reverse_iterator rend () const { | |
4252 | return const_reverse_iterator (begin ()); | |
4253 | } | |
4254 | BOOST_UBLAS_INLINE | |
4255 | const_reverse_iterator crend () const { | |
4256 | return rend (); | |
4257 | } | |
4258 | ||
4259 | private: | |
4260 | expression1_closure_type e1_; | |
4261 | expression2_closure_type e2_; | |
4262 | }; | |
4263 | ||
4264 | template<class T1, class E1, class T2, class E2> | |
4265 | struct matrix_vector_binary1_traits { | |
4266 | typedef unknown_storage_tag storage_category; | |
4267 | typedef row_major_tag orientation_category; | |
4268 | typedef typename promote_traits<T1, T2>::promote_type promote_type; | |
4269 | typedef matrix_vector_binary1<E1, E2, matrix_vector_prod1<E1, E2, promote_type> > expression_type; | |
4270 | #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG | |
4271 | typedef expression_type result_type; | |
4272 | #else | |
4273 | typedef typename E1::vector_temporary_type result_type; | |
4274 | #endif | |
4275 | }; | |
4276 | ||
4277 | template<class E1, class E2> | |
4278 | BOOST_UBLAS_INLINE | |
4279 | typename matrix_vector_binary1_traits<typename E1::value_type, E1, | |
4280 | typename E2::value_type, E2>::result_type | |
4281 | prod (const matrix_expression<E1> &e1, | |
4282 | const vector_expression<E2> &e2, | |
4283 | unknown_storage_tag, | |
4284 | row_major_tag) { | |
4285 | typedef typename matrix_vector_binary1_traits<typename E1::value_type, E1, | |
4286 | typename E2::value_type, E2>::expression_type expression_type; | |
4287 | return expression_type (e1 (), e2 ()); | |
4288 | } | |
4289 | ||
4290 | // Dispatcher | |
4291 | template<class E1, class E2> | |
4292 | BOOST_UBLAS_INLINE | |
4293 | typename matrix_vector_binary1_traits<typename E1::value_type, E1, | |
4294 | typename E2::value_type, E2>::result_type | |
4295 | prod (const matrix_expression<E1> &e1, | |
4296 | const vector_expression<E2> &e2) { | |
4297 | BOOST_STATIC_ASSERT (E2::complexity == 0); | |
4298 | typedef typename matrix_vector_binary1_traits<typename E1::value_type, E1, | |
4299 | typename E2::value_type, E2>::storage_category storage_category; | |
4300 | typedef typename matrix_vector_binary1_traits<typename E1::value_type, E1, | |
4301 | typename E2::value_type, E2>::orientation_category orientation_category; | |
4302 | return prod (e1, e2, storage_category (), orientation_category ()); | |
4303 | } | |
4304 | ||
4305 | template<class E1, class E2> | |
4306 | BOOST_UBLAS_INLINE | |
4307 | typename matrix_vector_binary1_traits<typename type_traits<typename E1::value_type>::precision_type, E1, | |
4308 | typename type_traits<typename E2::value_type>::precision_type, E2>::result_type | |
4309 | prec_prod (const matrix_expression<E1> &e1, | |
4310 | const vector_expression<E2> &e2, | |
4311 | unknown_storage_tag, | |
4312 | row_major_tag) { | |
4313 | typedef typename matrix_vector_binary1_traits<typename type_traits<typename E1::value_type>::precision_type, E1, | |
4314 | typename type_traits<typename E2::value_type>::precision_type, E2>::expression_type expression_type; | |
4315 | return expression_type (e1 (), e2 ()); | |
4316 | } | |
4317 | ||
4318 | // Dispatcher | |
4319 | template<class E1, class E2> | |
4320 | BOOST_UBLAS_INLINE | |
4321 | typename matrix_vector_binary1_traits<typename type_traits<typename E1::value_type>::precision_type, E1, | |
4322 | typename type_traits<typename E2::value_type>::precision_type, E2>::result_type | |
4323 | prec_prod (const matrix_expression<E1> &e1, | |
4324 | const vector_expression<E2> &e2) { | |
4325 | BOOST_STATIC_ASSERT (E2::complexity == 0); | |
4326 | typedef typename matrix_vector_binary1_traits<typename type_traits<typename E1::value_type>::precision_type, E1, | |
4327 | typename type_traits<typename E2::value_type>::precision_type, E2>::storage_category storage_category; | |
4328 | typedef typename matrix_vector_binary1_traits<typename type_traits<typename E1::value_type>::precision_type, E1, | |
4329 | typename type_traits<typename E2::value_type>::precision_type, E2>::orientation_category orientation_category; | |
4330 | return prec_prod (e1, e2, storage_category (), orientation_category ()); | |
4331 | } | |
4332 | ||
4333 | template<class V, class E1, class E2> | |
4334 | BOOST_UBLAS_INLINE | |
4335 | V & | |
4336 | prod (const matrix_expression<E1> &e1, | |
4337 | const vector_expression<E2> &e2, | |
4338 | V &v) { | |
4339 | return v.assign (prod (e1, e2)); | |
4340 | } | |
4341 | ||
4342 | template<class V, class E1, class E2> | |
4343 | BOOST_UBLAS_INLINE | |
4344 | V & | |
4345 | prec_prod (const matrix_expression<E1> &e1, | |
4346 | const vector_expression<E2> &e2, | |
4347 | V &v) { | |
4348 | return v.assign (prec_prod (e1, e2)); | |
4349 | } | |
4350 | ||
4351 | template<class V, class E1, class E2> | |
4352 | BOOST_UBLAS_INLINE | |
4353 | V | |
4354 | prod (const matrix_expression<E1> &e1, | |
4355 | const vector_expression<E2> &e2) { | |
4356 | return V (prod (e1, e2)); | |
4357 | } | |
4358 | ||
4359 | template<class V, class E1, class E2> | |
4360 | BOOST_UBLAS_INLINE | |
4361 | V | |
4362 | prec_prod (const matrix_expression<E1> &e1, | |
4363 | const vector_expression<E2> &e2) { | |
4364 | return V (prec_prod (e1, e2)); | |
4365 | } | |
4366 | ||
4367 | template<class E1, class E2, class F> | |
4368 | class matrix_vector_binary2: | |
4369 | public vector_expression<matrix_vector_binary2<E1, E2, F> > { | |
4370 | ||
4371 | typedef E1 expression1_type; | |
4372 | typedef E2 expression2_type; | |
4373 | typedef F functor_type; | |
4374 | public: | |
4375 | typedef typename E1::const_closure_type expression1_closure_type; | |
4376 | typedef typename E2::const_closure_type expression2_closure_type; | |
4377 | private: | |
4378 | typedef matrix_vector_binary2<E1, E2, F> self_type; | |
4379 | public: | |
4380 | #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS | |
4381 | using vector_expression<self_type>::operator (); | |
4382 | #endif | |
4383 | static const unsigned complexity = 1; | |
4384 | typedef typename promote_traits<typename E1::size_type, typename E2::size_type>::promote_type size_type; | |
4385 | typedef typename promote_traits<typename E1::difference_type, typename E2::difference_type>::promote_type difference_type; | |
4386 | typedef typename F::result_type value_type; | |
4387 | typedef value_type const_reference; | |
4388 | typedef const_reference reference; | |
4389 | typedef const self_type const_closure_type; | |
4390 | typedef const_closure_type closure_type; | |
4391 | typedef unknown_storage_tag storage_category; | |
4392 | ||
4393 | // Construction and destruction | |
4394 | BOOST_UBLAS_INLINE | |
4395 | matrix_vector_binary2 (const expression1_type &e1, const expression2_type &e2): | |
4396 | e1_ (e1), e2_ (e2) {} | |
4397 | ||
4398 | // Accessors | |
4399 | BOOST_UBLAS_INLINE | |
4400 | size_type size () const { | |
4401 | return e2_.size2 (); | |
4402 | } | |
4403 | ||
4404 | public: | |
4405 | // Expression accessors | |
4406 | BOOST_UBLAS_INLINE | |
4407 | const expression1_closure_type &expression1 () const { | |
4408 | return e1_; | |
4409 | } | |
4410 | BOOST_UBLAS_INLINE | |
4411 | const expression2_closure_type &expression2 () const { | |
4412 | return e2_; | |
4413 | } | |
4414 | public: | |
4415 | ||
4416 | // Element access | |
4417 | BOOST_UBLAS_INLINE | |
4418 | const_reference operator () (size_type j) const { | |
4419 | return functor_type::apply (e1_, e2_, j); | |
4420 | } | |
4421 | ||
4422 | // Closure comparison | |
4423 | BOOST_UBLAS_INLINE | |
4424 | bool same_closure (const matrix_vector_binary2 &mvb2) const { | |
4425 | return (*this).expression1 ().same_closure (mvb2.expression1 ()) && | |
4426 | (*this).expression2 ().same_closure (mvb2.expression2 ()); | |
4427 | } | |
4428 | ||
4429 | // Iterator types | |
4430 | private: | |
4431 | typedef typename E1::const_iterator const_subiterator1_type; | |
4432 | typedef typename E2::const_iterator2 const_subiterator2_type; | |
4433 | typedef const value_type *const_pointer; | |
4434 | ||
4435 | public: | |
4436 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
4437 | typedef indexed_const_iterator<const_closure_type, typename const_subiterator2_type::iterator_category> const_iterator; | |
4438 | typedef const_iterator iterator; | |
4439 | #else | |
4440 | class const_iterator; | |
4441 | typedef const_iterator iterator; | |
4442 | #endif | |
4443 | ||
4444 | // Element lookup | |
4445 | BOOST_UBLAS_INLINE | |
4446 | const_iterator find (size_type j) const { | |
4447 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
4448 | const_subiterator2_type it2 (e2_.find2 (0, 0, j)); | |
4449 | return const_iterator (*this, it2.index2 ()); | |
4450 | #else | |
4451 | return const_iterator (*this, e2_.find2 (0, 0, j)); | |
4452 | #endif | |
4453 | } | |
4454 | ||
4455 | ||
4456 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
4457 | class const_iterator: | |
4458 | public container_const_reference<matrix_vector_binary2>, | |
4459 | public iterator_base_traits<typename iterator_restrict_traits<typename E1::const_iterator::iterator_category, | |
4460 | typename E2::const_iterator2::iterator_category>::iterator_category>::template | |
4461 | iterator_base<const_iterator, value_type>::type { | |
4462 | public: | |
4463 | typedef typename iterator_restrict_traits<typename E1::const_iterator::iterator_category, | |
4464 | typename E2::const_iterator2::iterator_category>::iterator_category iterator_category; | |
4465 | typedef typename matrix_vector_binary2::difference_type difference_type; | |
4466 | typedef typename matrix_vector_binary2::value_type value_type; | |
4467 | typedef typename matrix_vector_binary2::const_reference reference; | |
4468 | typedef typename matrix_vector_binary2::const_pointer pointer; | |
4469 | ||
4470 | // Construction and destruction | |
4471 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4472 | BOOST_UBLAS_INLINE | |
4473 | const_iterator (): | |
4474 | container_const_reference<self_type> (), it2_ (), e1_begin_ (), e1_end_ () {} | |
4475 | BOOST_UBLAS_INLINE | |
4476 | const_iterator (const self_type &mvb, const const_subiterator2_type &it2): | |
4477 | container_const_reference<self_type> (mvb), it2_ (it2), e1_begin_ (mvb.expression1 ().begin ()), e1_end_ (mvb.expression1 ().end ()) {} | |
4478 | #else | |
4479 | BOOST_UBLAS_INLINE | |
4480 | const_iterator (): | |
4481 | container_const_reference<self_type> (), it2_ () {} | |
4482 | BOOST_UBLAS_INLINE | |
4483 | const_iterator (const self_type &mvb, const const_subiterator2_type &it2): | |
4484 | container_const_reference<self_type> (mvb), it2_ (it2) {} | |
4485 | #endif | |
4486 | ||
4487 | private: | |
4488 | // Dense random access specialization | |
4489 | BOOST_UBLAS_INLINE | |
4490 | value_type dereference (dense_random_access_iterator_tag) const { | |
4491 | const self_type &mvb = (*this) (); | |
4492 | #ifdef BOOST_UBLAS_USE_INDEXING | |
4493 | return mvb (index ()); | |
4494 | #elif BOOST_UBLAS_USE_ITERATING | |
4495 | difference_type size = BOOST_UBLAS_SAME (mvb.expression2 ().size1 (), mvb.expression1 ().size ()); | |
4496 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4497 | return functor_type::apply (size, e1_begin_, it2_.begin ()); | |
4498 | #else | |
4499 | return functor_type::apply (size, mvb.expression1 ().begin (), it2_.begin ()); | |
4500 | #endif | |
4501 | #else | |
4502 | difference_type size = BOOST_UBLAS_SAME (mvb.expression2 ().size1 (), mvb.expression1 ().size ()); | |
4503 | if (size >= BOOST_UBLAS_ITERATOR_THRESHOLD) | |
4504 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4505 | return functor_type::apply (size, e1_begin_, it2_.begin ()); | |
4506 | #else | |
4507 | return functor_type::apply (size, mvb.expression1 ().begin (), it2_.begin ()); | |
4508 | #endif | |
4509 | else | |
4510 | return mvb (index ()); | |
4511 | #endif | |
4512 | } | |
4513 | ||
4514 | // Packed bidirectional specialization | |
4515 | BOOST_UBLAS_INLINE | |
4516 | value_type dereference (packed_random_access_iterator_tag) const { | |
4517 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4518 | return functor_type::apply (e1_begin_, e1_end_, it2_.begin (), it2_.end ()); | |
4519 | #else | |
4520 | const self_type &mvb = (*this) (); | |
4521 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
4522 | return functor_type::apply (mvb.expression1 ().begin (), mvb.expression1 ().end (), | |
4523 | it2_.begin (), it2_.end ()); | |
4524 | #else | |
4525 | return functor_type::apply (mvb.expression1 ().begin (), mvb.expression1 ().end (), | |
4526 | boost::numeric::ublas::begin (it2_, iterator2_tag ()), | |
4527 | boost::numeric::ublas::end (it2_, iterator2_tag ())); | |
4528 | #endif | |
4529 | #endif | |
4530 | } | |
4531 | ||
4532 | // Sparse bidirectional specialization | |
4533 | BOOST_UBLAS_INLINE | |
4534 | value_type dereference (sparse_bidirectional_iterator_tag) const { | |
4535 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4536 | return functor_type::apply (e1_begin_, e1_end_, it2_.begin (), it2_.end (), sparse_bidirectional_iterator_tag ()); | |
4537 | #else | |
4538 | const self_type &mvb = (*this) (); | |
4539 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
4540 | return functor_type::apply (mvb.expression1 ().begin (), mvb.expression1 ().end (), | |
4541 | it2_.begin (), it2_.end (), sparse_bidirectional_iterator_tag ()); | |
4542 | #else | |
4543 | return functor_type::apply (mvb.expression1 ().begin (), mvb.expression1 ().end (), | |
4544 | boost::numeric::ublas::begin (it2_, iterator2_tag ()), | |
4545 | boost::numeric::ublas::end (it2_, iterator2_tag ()), sparse_bidirectional_iterator_tag ()); | |
4546 | #endif | |
4547 | #endif | |
4548 | } | |
4549 | ||
4550 | public: | |
4551 | // Arithmetic | |
4552 | BOOST_UBLAS_INLINE | |
4553 | const_iterator &operator ++ () { | |
4554 | ++ it2_; | |
4555 | return *this; | |
4556 | } | |
4557 | BOOST_UBLAS_INLINE | |
4558 | const_iterator &operator -- () { | |
4559 | -- it2_; | |
4560 | return *this; | |
4561 | } | |
4562 | BOOST_UBLAS_INLINE | |
4563 | const_iterator &operator += (difference_type n) { | |
4564 | it2_ += n; | |
4565 | return *this; | |
4566 | } | |
4567 | BOOST_UBLAS_INLINE | |
4568 | const_iterator &operator -= (difference_type n) { | |
4569 | it2_ -= n; | |
4570 | return *this; | |
4571 | } | |
4572 | BOOST_UBLAS_INLINE | |
4573 | difference_type operator - (const const_iterator &it) const { | |
4574 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
4575 | return it2_ - it.it2_; | |
4576 | } | |
4577 | ||
4578 | // Dereference | |
4579 | BOOST_UBLAS_INLINE | |
4580 | const_reference operator * () const { | |
4581 | return dereference (iterator_category ()); | |
4582 | } | |
4583 | BOOST_UBLAS_INLINE | |
4584 | const_reference operator [] (difference_type n) const { | |
4585 | return *(*this + n); | |
4586 | } | |
4587 | ||
4588 | // Index | |
4589 | BOOST_UBLAS_INLINE | |
4590 | size_type index () const { | |
4591 | return it2_.index2 (); | |
4592 | } | |
4593 | ||
4594 | // Assignment | |
4595 | BOOST_UBLAS_INLINE | |
4596 | const_iterator &operator = (const const_iterator &it) { | |
4597 | container_const_reference<self_type>::assign (&it ()); | |
4598 | it2_ = it.it2_; | |
4599 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4600 | e1_begin_ = it.e1_begin_; | |
4601 | e1_end_ = it.e1_end_; | |
4602 | #endif | |
4603 | return *this; | |
4604 | } | |
4605 | ||
4606 | // Comparison | |
4607 | BOOST_UBLAS_INLINE | |
4608 | bool operator == (const const_iterator &it) const { | |
4609 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
4610 | return it2_ == it.it2_; | |
4611 | } | |
4612 | BOOST_UBLAS_INLINE | |
4613 | bool operator < (const const_iterator &it) const { | |
4614 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
4615 | return it2_ < it.it2_; | |
4616 | } | |
4617 | ||
4618 | private: | |
4619 | const_subiterator2_type it2_; | |
4620 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4621 | // Mutable due to assignment | |
4622 | /* const */ const_subiterator1_type e1_begin_; | |
4623 | /* const */ const_subiterator1_type e1_end_; | |
4624 | #endif | |
4625 | }; | |
4626 | #endif | |
4627 | ||
4628 | BOOST_UBLAS_INLINE | |
4629 | const_iterator begin () const { | |
4630 | return find (0); | |
4631 | } | |
4632 | BOOST_UBLAS_INLINE | |
4633 | const_iterator cbegin () const { | |
4634 | return begin (); | |
4635 | } | |
4636 | BOOST_UBLAS_INLINE | |
4637 | const_iterator end () const { | |
4638 | return find (size ()); | |
4639 | } | |
4640 | BOOST_UBLAS_INLINE | |
4641 | const_iterator cend () const { | |
4642 | return end (); | |
4643 | } | |
4644 | ||
4645 | // Reverse iterator | |
4646 | typedef reverse_iterator_base<const_iterator> const_reverse_iterator; | |
4647 | ||
4648 | BOOST_UBLAS_INLINE | |
4649 | const_reverse_iterator rbegin () const { | |
4650 | return const_reverse_iterator (end ()); | |
4651 | } | |
4652 | BOOST_UBLAS_INLINE | |
4653 | const_reverse_iterator crbegin () const { | |
4654 | return rbegin (); | |
4655 | } | |
4656 | BOOST_UBLAS_INLINE | |
4657 | const_reverse_iterator rend () const { | |
4658 | return const_reverse_iterator (begin ()); | |
4659 | } | |
4660 | BOOST_UBLAS_INLINE | |
4661 | const_reverse_iterator crend () const { | |
4662 | return rend (); | |
4663 | } | |
4664 | ||
4665 | private: | |
4666 | expression1_closure_type e1_; | |
4667 | expression2_closure_type e2_; | |
4668 | }; | |
4669 | ||
4670 | template<class T1, class E1, class T2, class E2> | |
4671 | struct matrix_vector_binary2_traits { | |
4672 | typedef unknown_storage_tag storage_category; | |
4673 | typedef column_major_tag orientation_category; | |
4674 | typedef typename promote_traits<T1, T2>::promote_type promote_type; | |
4675 | typedef matrix_vector_binary2<E1, E2, matrix_vector_prod2<E1, E2, promote_type> > expression_type; | |
4676 | #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG | |
4677 | typedef expression_type result_type; | |
4678 | #else | |
4679 | typedef typename E2::vector_temporary_type result_type; | |
4680 | #endif | |
4681 | }; | |
4682 | ||
4683 | template<class E1, class E2> | |
4684 | BOOST_UBLAS_INLINE | |
4685 | typename matrix_vector_binary2_traits<typename E1::value_type, E1, | |
4686 | typename E2::value_type, E2>::result_type | |
4687 | prod (const vector_expression<E1> &e1, | |
4688 | const matrix_expression<E2> &e2, | |
4689 | unknown_storage_tag, | |
4690 | column_major_tag) { | |
4691 | typedef typename matrix_vector_binary2_traits<typename E1::value_type, E1, | |
4692 | typename E2::value_type, E2>::expression_type expression_type; | |
4693 | return expression_type (e1 (), e2 ()); | |
4694 | } | |
4695 | ||
4696 | // Dispatcher | |
4697 | template<class E1, class E2> | |
4698 | BOOST_UBLAS_INLINE | |
4699 | typename matrix_vector_binary2_traits<typename E1::value_type, E1, | |
4700 | typename E2::value_type, E2>::result_type | |
4701 | prod (const vector_expression<E1> &e1, | |
4702 | const matrix_expression<E2> &e2) { | |
4703 | BOOST_STATIC_ASSERT (E1::complexity == 0); | |
4704 | typedef typename matrix_vector_binary2_traits<typename E1::value_type, E1, | |
4705 | typename E2::value_type, E2>::storage_category storage_category; | |
4706 | typedef typename matrix_vector_binary2_traits<typename E1::value_type, E1, | |
4707 | typename E2::value_type, E2>::orientation_category orientation_category; | |
4708 | return prod (e1, e2, storage_category (), orientation_category ()); | |
4709 | } | |
4710 | ||
4711 | template<class E1, class E2> | |
4712 | BOOST_UBLAS_INLINE | |
4713 | typename matrix_vector_binary2_traits<typename type_traits<typename E1::value_type>::precision_type, E1, | |
4714 | typename type_traits<typename E2::value_type>::precision_type, E2>::result_type | |
4715 | prec_prod (const vector_expression<E1> &e1, | |
4716 | const matrix_expression<E2> &e2, | |
4717 | unknown_storage_tag, | |
4718 | column_major_tag) { | |
4719 | typedef typename matrix_vector_binary2_traits<typename type_traits<typename E1::value_type>::precision_type, E1, | |
4720 | typename type_traits<typename E2::value_type>::precision_type, E2>::expression_type expression_type; | |
4721 | return expression_type (e1 (), e2 ()); | |
4722 | } | |
4723 | ||
4724 | // Dispatcher | |
4725 | template<class E1, class E2> | |
4726 | BOOST_UBLAS_INLINE | |
4727 | typename matrix_vector_binary2_traits<typename type_traits<typename E1::value_type>::precision_type, E1, | |
4728 | typename type_traits<typename E2::value_type>::precision_type, E2>::result_type | |
4729 | prec_prod (const vector_expression<E1> &e1, | |
4730 | const matrix_expression<E2> &e2) { | |
4731 | BOOST_STATIC_ASSERT (E1::complexity == 0); | |
4732 | typedef typename matrix_vector_binary2_traits<typename type_traits<typename E1::value_type>::precision_type, E1, | |
4733 | typename type_traits<typename E2::value_type>::precision_type, E2>::storage_category storage_category; | |
4734 | typedef typename matrix_vector_binary2_traits<typename type_traits<typename E1::value_type>::precision_type, E1, | |
4735 | typename type_traits<typename E2::value_type>::precision_type, E2>::orientation_category orientation_category; | |
4736 | return prec_prod (e1, e2, storage_category (), orientation_category ()); | |
4737 | } | |
4738 | ||
4739 | template<class V, class E1, class E2> | |
4740 | BOOST_UBLAS_INLINE | |
4741 | V & | |
4742 | prod (const vector_expression<E1> &e1, | |
4743 | const matrix_expression<E2> &e2, | |
4744 | V &v) { | |
4745 | return v.assign (prod (e1, e2)); | |
4746 | } | |
4747 | ||
4748 | template<class V, class E1, class E2> | |
4749 | BOOST_UBLAS_INLINE | |
4750 | V & | |
4751 | prec_prod (const vector_expression<E1> &e1, | |
4752 | const matrix_expression<E2> &e2, | |
4753 | V &v) { | |
4754 | return v.assign (prec_prod (e1, e2)); | |
4755 | } | |
4756 | ||
4757 | template<class V, class E1, class E2> | |
4758 | BOOST_UBLAS_INLINE | |
4759 | V | |
4760 | prod (const vector_expression<E1> &e1, | |
4761 | const matrix_expression<E2> &e2) { | |
4762 | return V (prod (e1, e2)); | |
4763 | } | |
4764 | ||
4765 | template<class V, class E1, class E2> | |
4766 | BOOST_UBLAS_INLINE | |
4767 | V | |
4768 | prec_prod (const vector_expression<E1> &e1, | |
4769 | const matrix_expression<E2> &e2) { | |
4770 | return V (prec_prod (e1, e2)); | |
4771 | } | |
4772 | ||
4773 | template<class E1, class E2, class F> | |
4774 | class matrix_matrix_binary: | |
4775 | public matrix_expression<matrix_matrix_binary<E1, E2, F> > { | |
4776 | ||
4777 | public: | |
4778 | typedef E1 expression1_type; | |
4779 | typedef E2 expression2_type; | |
4780 | private: | |
4781 | typedef F functor_type; | |
4782 | public: | |
4783 | typedef typename E1::const_closure_type expression1_closure_type; | |
4784 | typedef typename E2::const_closure_type expression2_closure_type; | |
4785 | private: | |
4786 | typedef matrix_matrix_binary<E1, E2, F> self_type; | |
4787 | public: | |
4788 | #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS | |
4789 | using matrix_expression<self_type>::operator (); | |
4790 | #endif | |
4791 | static const unsigned complexity = 1; | |
4792 | typedef typename promote_traits<typename E1::size_type, typename E2::size_type>::promote_type size_type; | |
4793 | typedef typename promote_traits<typename E1::difference_type, typename E2::difference_type>::promote_type difference_type; | |
4794 | typedef typename F::result_type value_type; | |
4795 | typedef value_type const_reference; | |
4796 | typedef const_reference reference; | |
4797 | typedef const self_type const_closure_type; | |
4798 | typedef const_closure_type closure_type; | |
4799 | typedef unknown_orientation_tag orientation_category; | |
4800 | typedef unknown_storage_tag storage_category; | |
4801 | ||
4802 | // Construction and destruction | |
4803 | BOOST_UBLAS_INLINE | |
4804 | matrix_matrix_binary (const expression1_type &e1, const expression2_type &e2): | |
4805 | e1_ (e1), e2_ (e2) {} | |
4806 | ||
4807 | // Accessors | |
4808 | BOOST_UBLAS_INLINE | |
4809 | size_type size1 () const { | |
4810 | return e1_.size1 (); | |
4811 | } | |
4812 | BOOST_UBLAS_INLINE | |
4813 | size_type size2 () const { | |
4814 | return e2_.size2 (); | |
4815 | } | |
4816 | ||
4817 | public: | |
4818 | // Expression accessors | |
4819 | BOOST_UBLAS_INLINE | |
4820 | const expression1_closure_type &expression1 () const { | |
4821 | return e1_; | |
4822 | } | |
4823 | BOOST_UBLAS_INLINE | |
4824 | const expression2_closure_type &expression2 () const { | |
4825 | return e2_; | |
4826 | } | |
4827 | ||
4828 | public: | |
4829 | // Element access | |
4830 | BOOST_UBLAS_INLINE | |
4831 | const_reference operator () (size_type i, size_type j) const { | |
4832 | return functor_type::apply (e1_, e2_, i, j); | |
4833 | } | |
4834 | ||
4835 | // Closure comparison | |
4836 | BOOST_UBLAS_INLINE | |
4837 | bool same_closure (const matrix_matrix_binary &mmb) const { | |
4838 | return (*this).expression1 ().same_closure (mmb.expression1 ()) && | |
4839 | (*this).expression2 ().same_closure (mmb.expression2 ()); | |
4840 | } | |
4841 | ||
4842 | // Iterator types | |
4843 | private: | |
4844 | typedef typename E1::const_iterator1 const_iterator11_type; | |
4845 | typedef typename E1::const_iterator2 const_iterator12_type; | |
4846 | typedef typename E2::const_iterator1 const_iterator21_type; | |
4847 | typedef typename E2::const_iterator2 const_iterator22_type; | |
4848 | typedef const value_type *const_pointer; | |
4849 | ||
4850 | public: | |
4851 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
4852 | typedef typename iterator_restrict_traits<typename const_iterator11_type::iterator_category, | |
4853 | typename const_iterator22_type::iterator_category>::iterator_category iterator_category; | |
4854 | typedef indexed_const_iterator1<const_closure_type, iterator_category> const_iterator1; | |
4855 | typedef const_iterator1 iterator1; | |
4856 | typedef indexed_const_iterator2<const_closure_type, iterator_category> const_iterator2; | |
4857 | typedef const_iterator2 iterator2; | |
4858 | #else | |
4859 | class const_iterator1; | |
4860 | typedef const_iterator1 iterator1; | |
4861 | class const_iterator2; | |
4862 | typedef const_iterator2 iterator2; | |
4863 | #endif | |
4864 | typedef reverse_iterator_base1<const_iterator1> const_reverse_iterator1; | |
4865 | typedef reverse_iterator_base2<const_iterator2> const_reverse_iterator2; | |
4866 | ||
4867 | // Element lookup | |
4868 | BOOST_UBLAS_INLINE | |
4869 | const_iterator1 find1 (int /* rank */, size_type i, size_type j) const { | |
4870 | // FIXME sparse matrix tests fail! | |
4871 | // const_iterator11_type it11 (e1_.find1 (rank, i, 0)); | |
4872 | const_iterator11_type it11 (e1_.find1 (0, i, 0)); | |
4873 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
4874 | return const_iterator1 (*this, it11.index1 (), j); | |
4875 | #else | |
4876 | // FIXME sparse matrix tests fail! | |
4877 | // const_iterator22_type it22 (e2_.find2 (rank, 0, j)); | |
4878 | const_iterator22_type it22 (e2_.find2 (0, 0, j)); | |
4879 | return const_iterator1 (*this, it11, it22); | |
4880 | #endif | |
4881 | } | |
4882 | BOOST_UBLAS_INLINE | |
4883 | const_iterator2 find2 (int /* rank */, size_type i, size_type j) const { | |
4884 | // FIXME sparse matrix tests fail! | |
4885 | // const_iterator22_type it22 (e2_.find2 (rank, 0, j)); | |
4886 | const_iterator22_type it22 (e2_.find2 (0, 0, j)); | |
4887 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
4888 | return const_iterator2 (*this, i, it22.index2 ()); | |
4889 | #else | |
4890 | // FIXME sparse matrix tests fail! | |
4891 | // const_iterator11_type it11 (e1_.find1 (rank, i, 0)); | |
4892 | const_iterator11_type it11 (e1_.find1 (0, i, 0)); | |
4893 | return const_iterator2 (*this, it11, it22); | |
4894 | #endif | |
4895 | } | |
4896 | ||
4897 | ||
4898 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
4899 | class const_iterator1: | |
4900 | public container_const_reference<matrix_matrix_binary>, | |
4901 | public iterator_base_traits<typename iterator_restrict_traits<typename E1::const_iterator1::iterator_category, | |
4902 | typename E2::const_iterator2::iterator_category>::iterator_category>::template | |
4903 | iterator_base<const_iterator1, value_type>::type { | |
4904 | public: | |
4905 | typedef typename iterator_restrict_traits<typename E1::const_iterator1::iterator_category, | |
4906 | typename E2::const_iterator2::iterator_category>::iterator_category iterator_category; | |
4907 | typedef typename matrix_matrix_binary::difference_type difference_type; | |
4908 | typedef typename matrix_matrix_binary::value_type value_type; | |
4909 | typedef typename matrix_matrix_binary::const_reference reference; | |
4910 | typedef typename matrix_matrix_binary::const_pointer pointer; | |
4911 | ||
4912 | typedef const_iterator2 dual_iterator_type; | |
4913 | typedef const_reverse_iterator2 dual_reverse_iterator_type; | |
4914 | ||
4915 | // Construction and destruction | |
4916 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4917 | BOOST_UBLAS_INLINE | |
4918 | const_iterator1 (): | |
4919 | container_const_reference<self_type> (), it1_ (), it2_ (), it2_begin_ (), it2_end_ () {} | |
4920 | BOOST_UBLAS_INLINE | |
4921 | const_iterator1 (const self_type &mmb, const const_iterator11_type &it1, const const_iterator22_type &it2): | |
4922 | container_const_reference<self_type> (mmb), it1_ (it1), it2_ (it2), it2_begin_ (it2.begin ()), it2_end_ (it2.end ()) {} | |
4923 | #else | |
4924 | BOOST_UBLAS_INLINE | |
4925 | const_iterator1 (): | |
4926 | container_const_reference<self_type> (), it1_ (), it2_ () {} | |
4927 | BOOST_UBLAS_INLINE | |
4928 | const_iterator1 (const self_type &mmb, const const_iterator11_type &it1, const const_iterator22_type &it2): | |
4929 | container_const_reference<self_type> (mmb), it1_ (it1), it2_ (it2) {} | |
4930 | #endif | |
4931 | ||
4932 | private: | |
4933 | // Random access specialization | |
4934 | BOOST_UBLAS_INLINE | |
4935 | value_type dereference (dense_random_access_iterator_tag) const { | |
4936 | const self_type &mmb = (*this) (); | |
4937 | #ifdef BOOST_UBLAS_USE_INDEXING | |
4938 | return mmb (index1 (), index2 ()); | |
4939 | #elif BOOST_UBLAS_USE_ITERATING | |
4940 | difference_type size = BOOST_UBLAS_SAME (mmb.expression1 ().size2 (), mmb.expression2 ().size1 ()); | |
4941 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4942 | return functor_type::apply (size, it1_.begin (), it2_begin_); | |
4943 | #else | |
4944 | return functor_type::apply (size, it1_.begin (), it2_.begin ()); | |
4945 | #endif | |
4946 | #else | |
4947 | difference_type size = BOOST_UBLAS_SAME (mmb.expression1 ().size2 (), mmb.expression2 ().size1 ()); | |
4948 | if (size >= BOOST_UBLAS_ITERATOR_THRESHOLD) | |
4949 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4950 | return functor_type::apply (size, it1_.begin (), it2_begin_); | |
4951 | #else | |
4952 | return functor_type::apply (size, it1_.begin (), it2_.begin ()); | |
4953 | #endif | |
4954 | else | |
4955 | return mmb (index1 (), index2 ()); | |
4956 | #endif | |
4957 | } | |
4958 | ||
4959 | // Packed bidirectional specialization | |
4960 | BOOST_UBLAS_INLINE | |
4961 | value_type dereference (packed_random_access_iterator_tag) const { | |
4962 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4963 | return functor_type::apply (it1_.begin (), it1_.end (), | |
4964 | it2_begin_, it2_end_, packed_random_access_iterator_tag ()); | |
4965 | #else | |
4966 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
4967 | return functor_type::apply (it1_.begin (), it1_.end (), | |
4968 | it2_.begin (), it2_.end (), packed_random_access_iterator_tag ()); | |
4969 | #else | |
4970 | return functor_type::apply (boost::numeric::ublas::begin (it1_, iterator1_tag ()), | |
4971 | boost::numeric::ublas::end (it1_, iterator1_tag ()), | |
4972 | boost::numeric::ublas::begin (it2_, iterator2_tag ()), | |
4973 | boost::numeric::ublas::end (it2_, iterator2_tag ()), packed_random_access_iterator_tag ()); | |
4974 | #endif | |
4975 | #endif | |
4976 | } | |
4977 | ||
4978 | // Sparse bidirectional specialization | |
4979 | BOOST_UBLAS_INLINE | |
4980 | value_type dereference (sparse_bidirectional_iterator_tag) const { | |
4981 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
4982 | return functor_type::apply (it1_.begin (), it1_.end (), | |
4983 | it2_begin_, it2_end_, sparse_bidirectional_iterator_tag ()); | |
4984 | #else | |
4985 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
4986 | return functor_type::apply (it1_.begin (), it1_.end (), | |
4987 | it2_.begin (), it2_.end (), sparse_bidirectional_iterator_tag ()); | |
4988 | #else | |
4989 | return functor_type::apply (boost::numeric::ublas::begin (it1_, iterator1_tag ()), | |
4990 | boost::numeric::ublas::end (it1_, iterator1_tag ()), | |
4991 | boost::numeric::ublas::begin (it2_, iterator2_tag ()), | |
4992 | boost::numeric::ublas::end (it2_, iterator2_tag ()), sparse_bidirectional_iterator_tag ()); | |
4993 | #endif | |
4994 | #endif | |
4995 | } | |
4996 | ||
4997 | public: | |
4998 | // Arithmetic | |
4999 | BOOST_UBLAS_INLINE | |
5000 | const_iterator1 &operator ++ () { | |
5001 | ++ it1_; | |
5002 | return *this; | |
5003 | } | |
5004 | BOOST_UBLAS_INLINE | |
5005 | const_iterator1 &operator -- () { | |
5006 | -- it1_; | |
5007 | return *this; | |
5008 | } | |
5009 | BOOST_UBLAS_INLINE | |
5010 | const_iterator1 &operator += (difference_type n) { | |
5011 | it1_ += n; | |
5012 | return *this; | |
5013 | } | |
5014 | BOOST_UBLAS_INLINE | |
5015 | const_iterator1 &operator -= (difference_type n) { | |
5016 | it1_ -= n; | |
5017 | return *this; | |
5018 | } | |
5019 | BOOST_UBLAS_INLINE | |
5020 | difference_type operator - (const const_iterator1 &it) const { | |
5021 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
5022 | BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); | |
5023 | return it1_ - it.it1_; | |
5024 | } | |
5025 | ||
5026 | // Dereference | |
5027 | BOOST_UBLAS_INLINE | |
5028 | const_reference operator * () const { | |
5029 | return dereference (iterator_category ()); | |
5030 | } | |
5031 | BOOST_UBLAS_INLINE | |
5032 | const_reference operator [] (difference_type n) const { | |
5033 | return *(*this + n); | |
5034 | } | |
5035 | ||
5036 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
5037 | BOOST_UBLAS_INLINE | |
5038 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
5039 | typename self_type:: | |
5040 | #endif | |
5041 | const_iterator2 begin () const { | |
5042 | return (*this) ().find2 (1, index1 (), 0); | |
5043 | } | |
5044 | BOOST_UBLAS_INLINE | |
5045 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
5046 | typename self_type:: | |
5047 | #endif | |
5048 | const_iterator2 cbegin () const { | |
5049 | return begin (); | |
5050 | } | |
5051 | BOOST_UBLAS_INLINE | |
5052 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
5053 | typename self_type:: | |
5054 | #endif | |
5055 | const_iterator2 end () const { | |
5056 | return (*this) ().find2 (1, index1 (), (*this) ().size2 ()); | |
5057 | } | |
5058 | BOOST_UBLAS_INLINE | |
5059 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
5060 | typename self_type:: | |
5061 | #endif | |
5062 | const_iterator2 cend () const { | |
5063 | return end (); | |
5064 | } | |
5065 | BOOST_UBLAS_INLINE | |
5066 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
5067 | typename self_type:: | |
5068 | #endif | |
5069 | const_reverse_iterator2 rbegin () const { | |
5070 | return const_reverse_iterator2 (end ()); | |
5071 | } | |
5072 | BOOST_UBLAS_INLINE | |
5073 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
5074 | typename self_type:: | |
5075 | #endif | |
5076 | const_reverse_iterator2 crbegin () const { | |
5077 | return rbegin (); | |
5078 | } | |
5079 | BOOST_UBLAS_INLINE | |
5080 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
5081 | typename self_type:: | |
5082 | #endif | |
5083 | const_reverse_iterator2 rend () const { | |
5084 | return const_reverse_iterator2 (begin ()); | |
5085 | } | |
5086 | BOOST_UBLAS_INLINE | |
5087 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
5088 | typename self_type:: | |
5089 | #endif | |
5090 | const_reverse_iterator2 crend () const { | |
5091 | return rend (); | |
5092 | } | |
5093 | #endif | |
5094 | ||
5095 | // Indices | |
5096 | BOOST_UBLAS_INLINE | |
5097 | size_type index1 () const { | |
5098 | return it1_.index1 (); | |
5099 | } | |
5100 | BOOST_UBLAS_INLINE | |
5101 | size_type index2 () const { | |
5102 | return it2_.index2 (); | |
5103 | } | |
5104 | ||
5105 | // Assignment | |
5106 | BOOST_UBLAS_INLINE | |
5107 | const_iterator1 &operator = (const const_iterator1 &it) { | |
5108 | container_const_reference<self_type>::assign (&it ()); | |
5109 | it1_ = it.it1_; | |
5110 | it2_ = it.it2_; | |
5111 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
5112 | it2_begin_ = it.it2_begin_; | |
5113 | it2_end_ = it.it2_end_; | |
5114 | #endif | |
5115 | return *this; | |
5116 | } | |
5117 | ||
5118 | // Comparison | |
5119 | BOOST_UBLAS_INLINE | |
5120 | bool operator == (const const_iterator1 &it) const { | |
5121 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
5122 | BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); | |
5123 | return it1_ == it.it1_; | |
5124 | } | |
5125 | BOOST_UBLAS_INLINE | |
5126 | bool operator < (const const_iterator1 &it) const { | |
5127 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
5128 | BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); | |
5129 | return it1_ < it.it1_; | |
5130 | } | |
5131 | ||
5132 | private: | |
5133 | const_iterator11_type it1_; | |
5134 | // Mutable due to assignment | |
5135 | /* const */ const_iterator22_type it2_; | |
5136 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
5137 | /* const */ const_iterator21_type it2_begin_; | |
5138 | /* const */ const_iterator21_type it2_end_; | |
5139 | #endif | |
5140 | }; | |
5141 | #endif | |
5142 | ||
5143 | BOOST_UBLAS_INLINE | |
5144 | const_iterator1 begin1 () const { | |
5145 | return find1 (0, 0, 0); | |
5146 | } | |
5147 | BOOST_UBLAS_INLINE | |
5148 | const_iterator1 cbegin1 () const { | |
5149 | return begin1 (); | |
5150 | } | |
5151 | BOOST_UBLAS_INLINE | |
5152 | const_iterator1 end1 () const { | |
5153 | return find1 (0, size1 (), 0); | |
5154 | } | |
5155 | BOOST_UBLAS_INLINE | |
5156 | const_iterator1 cend1 () const { | |
5157 | return end1 (); | |
5158 | } | |
5159 | ||
5160 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR | |
5161 | class const_iterator2: | |
5162 | public container_const_reference<matrix_matrix_binary>, | |
5163 | public iterator_base_traits<typename iterator_restrict_traits<typename E1::const_iterator1::iterator_category, | |
5164 | typename E2::const_iterator2::iterator_category>::iterator_category>::template | |
5165 | iterator_base<const_iterator2, value_type>::type { | |
5166 | public: | |
5167 | typedef typename iterator_restrict_traits<typename E1::const_iterator1::iterator_category, | |
5168 | typename E2::const_iterator2::iterator_category>::iterator_category iterator_category; | |
5169 | typedef typename matrix_matrix_binary::difference_type difference_type; | |
5170 | typedef typename matrix_matrix_binary::value_type value_type; | |
5171 | typedef typename matrix_matrix_binary::const_reference reference; | |
5172 | typedef typename matrix_matrix_binary::const_pointer pointer; | |
5173 | ||
5174 | typedef const_iterator1 dual_iterator_type; | |
5175 | typedef const_reverse_iterator1 dual_reverse_iterator_type; | |
5176 | ||
5177 | // Construction and destruction | |
5178 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
5179 | BOOST_UBLAS_INLINE | |
5180 | const_iterator2 (): | |
5181 | container_const_reference<self_type> (), it1_ (), it2_ (), it1_begin_ (), it1_end_ () {} | |
5182 | BOOST_UBLAS_INLINE | |
5183 | const_iterator2 (const self_type &mmb, const const_iterator11_type &it1, const const_iterator22_type &it2): | |
5184 | container_const_reference<self_type> (mmb), it1_ (it1), it2_ (it2), it1_begin_ (it1.begin ()), it1_end_ (it1.end ()) {} | |
5185 | #else | |
5186 | BOOST_UBLAS_INLINE | |
5187 | const_iterator2 (): | |
5188 | container_const_reference<self_type> (), it1_ (), it2_ () {} | |
5189 | BOOST_UBLAS_INLINE | |
5190 | const_iterator2 (const self_type &mmb, const const_iterator11_type &it1, const const_iterator22_type &it2): | |
5191 | container_const_reference<self_type> (mmb), it1_ (it1), it2_ (it2) {} | |
5192 | #endif | |
5193 | ||
5194 | private: | |
5195 | // Random access specialization | |
5196 | BOOST_UBLAS_INLINE | |
5197 | value_type dereference (dense_random_access_iterator_tag) const { | |
5198 | const self_type &mmb = (*this) (); | |
5199 | #ifdef BOOST_UBLAS_USE_INDEXING | |
5200 | return mmb (index1 (), index2 ()); | |
5201 | #elif BOOST_UBLAS_USE_ITERATING | |
5202 | difference_type size = BOOST_UBLAS_SAME (mmb.expression1 ().size2 (), mmb.expression2 ().size1 ()); | |
5203 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
5204 | return functor_type::apply (size, it1_begin_, it2_.begin ()); | |
5205 | #else | |
5206 | return functor_type::apply (size, it1_.begin (), it2_.begin ()); | |
5207 | #endif | |
5208 | #else | |
5209 | difference_type size = BOOST_UBLAS_SAME (mmb.expression1 ().size2 (), mmb.expression2 ().size1 ()); | |
5210 | if (size >= BOOST_UBLAS_ITERATOR_THRESHOLD) | |
5211 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
5212 | return functor_type::apply (size, it1_begin_, it2_.begin ()); | |
5213 | #else | |
5214 | return functor_type::apply (size, it1_.begin (), it2_.begin ()); | |
5215 | #endif | |
5216 | else | |
5217 | return mmb (index1 (), index2 ()); | |
5218 | #endif | |
5219 | } | |
5220 | ||
5221 | // Packed bidirectional specialization | |
5222 | BOOST_UBLAS_INLINE | |
5223 | value_type dereference (packed_random_access_iterator_tag) const { | |
5224 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
5225 | return functor_type::apply (it1_begin_, it1_end_, | |
5226 | it2_.begin (), it2_.end (), packed_random_access_iterator_tag ()); | |
5227 | #else | |
5228 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
5229 | return functor_type::apply (it1_.begin (), it1_.end (), | |
5230 | it2_.begin (), it2_.end (), packed_random_access_iterator_tag ()); | |
5231 | #else | |
5232 | return functor_type::apply (boost::numeric::ublas::begin (it1_, iterator1_tag ()), | |
5233 | boost::numeric::ublas::end (it1_, iterator1_tag ()), | |
5234 | boost::numeric::ublas::begin (it2_, iterator2_tag ()), | |
5235 | boost::numeric::ublas::end (it2_, iterator2_tag ()), packed_random_access_iterator_tag ()); | |
5236 | #endif | |
5237 | #endif | |
5238 | } | |
5239 | ||
5240 | // Sparse bidirectional specialization | |
5241 | BOOST_UBLAS_INLINE | |
5242 | value_type dereference (sparse_bidirectional_iterator_tag) const { | |
5243 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
5244 | return functor_type::apply (it1_begin_, it1_end_, | |
5245 | it2_.begin (), it2_.end (), sparse_bidirectional_iterator_tag ()); | |
5246 | #else | |
5247 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
5248 | return functor_type::apply (it1_.begin (), it1_.end (), | |
5249 | it2_.begin (), it2_.end (), sparse_bidirectional_iterator_tag ()); | |
5250 | #else | |
5251 | return functor_type::apply (boost::numeric::ublas::begin (it1_, iterator1_tag ()), | |
5252 | boost::numeric::ublas::end (it1_, iterator1_tag ()), | |
5253 | boost::numeric::ublas::begin (it2_, iterator2_tag ()), | |
5254 | boost::numeric::ublas::end (it2_, iterator2_tag ()), sparse_bidirectional_iterator_tag ()); | |
5255 | #endif | |
5256 | #endif | |
5257 | } | |
5258 | ||
5259 | public: | |
5260 | // Arithmetic | |
5261 | BOOST_UBLAS_INLINE | |
5262 | const_iterator2 &operator ++ () { | |
5263 | ++ it2_; | |
5264 | return *this; | |
5265 | } | |
5266 | BOOST_UBLAS_INLINE | |
5267 | const_iterator2 &operator -- () { | |
5268 | -- it2_; | |
5269 | return *this; | |
5270 | } | |
5271 | BOOST_UBLAS_INLINE | |
5272 | const_iterator2 &operator += (difference_type n) { | |
5273 | it2_ += n; | |
5274 | return *this; | |
5275 | } | |
5276 | BOOST_UBLAS_INLINE | |
5277 | const_iterator2 &operator -= (difference_type n) { | |
5278 | it2_ -= n; | |
5279 | return *this; | |
5280 | } | |
5281 | BOOST_UBLAS_INLINE | |
5282 | difference_type operator - (const const_iterator2 &it) const { | |
5283 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
5284 | BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); | |
5285 | return it2_ - it.it2_; | |
5286 | } | |
5287 | ||
5288 | // Dereference | |
5289 | BOOST_UBLAS_INLINE | |
5290 | const_reference operator * () const { | |
5291 | return dereference (iterator_category ()); | |
5292 | } | |
5293 | BOOST_UBLAS_INLINE | |
5294 | const_reference operator [] (difference_type n) const { | |
5295 | return *(*this + n); | |
5296 | } | |
5297 | ||
5298 | #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION | |
5299 | BOOST_UBLAS_INLINE | |
5300 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
5301 | typename self_type:: | |
5302 | #endif | |
5303 | const_iterator1 begin () const { | |
5304 | return (*this) ().find1 (1, 0, index2 ()); | |
5305 | } | |
5306 | BOOST_UBLAS_INLINE | |
5307 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
5308 | typename self_type:: | |
5309 | #endif | |
5310 | const_iterator1 cbegin () const { | |
5311 | return begin (); | |
5312 | } | |
5313 | BOOST_UBLAS_INLINE | |
5314 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
5315 | typename self_type:: | |
5316 | #endif | |
5317 | const_iterator1 end () const { | |
5318 | return (*this) ().find1 (1, (*this) ().size1 (), index2 ()); | |
5319 | } | |
5320 | BOOST_UBLAS_INLINE | |
5321 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
5322 | typename self_type:: | |
5323 | #endif | |
5324 | const_iterator1 cend () const { | |
5325 | return end (); | |
5326 | } | |
5327 | BOOST_UBLAS_INLINE | |
5328 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
5329 | typename self_type:: | |
5330 | #endif | |
5331 | const_reverse_iterator1 rbegin () const { | |
5332 | return const_reverse_iterator1 (end ()); | |
5333 | } | |
5334 | BOOST_UBLAS_INLINE | |
5335 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
5336 | typename self_type:: | |
5337 | #endif | |
5338 | const_reverse_iterator1 crbegin () const { | |
5339 | return rbegin (); | |
5340 | } | |
5341 | BOOST_UBLAS_INLINE | |
5342 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
5343 | typename self_type:: | |
5344 | #endif | |
5345 | const_reverse_iterator1 rend () const { | |
5346 | return const_reverse_iterator1 (begin ()); | |
5347 | } | |
5348 | BOOST_UBLAS_INLINE | |
5349 | #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION | |
5350 | typename self_type:: | |
5351 | #endif | |
5352 | const_reverse_iterator1 crend () const { | |
5353 | return rend (); | |
5354 | } | |
5355 | #endif | |
5356 | ||
5357 | // Indices | |
5358 | BOOST_UBLAS_INLINE | |
5359 | size_type index1 () const { | |
5360 | return it1_.index1 (); | |
5361 | } | |
5362 | BOOST_UBLAS_INLINE | |
5363 | size_type index2 () const { | |
5364 | return it2_.index2 (); | |
5365 | } | |
5366 | ||
5367 | // Assignment | |
5368 | BOOST_UBLAS_INLINE | |
5369 | const_iterator2 &operator = (const const_iterator2 &it) { | |
5370 | container_const_reference<self_type>::assign (&it ()); | |
5371 | it1_ = it.it1_; | |
5372 | it2_ = it.it2_; | |
5373 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
5374 | it1_begin_ = it.it1_begin_; | |
5375 | it1_end_ = it.it1_end_; | |
5376 | #endif | |
5377 | return *this; | |
5378 | } | |
5379 | ||
5380 | // Comparison | |
5381 | BOOST_UBLAS_INLINE | |
5382 | bool operator == (const const_iterator2 &it) const { | |
5383 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
5384 | BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); | |
5385 | return it2_ == it.it2_; | |
5386 | } | |
5387 | BOOST_UBLAS_INLINE | |
5388 | bool operator < (const const_iterator2 &it) const { | |
5389 | BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); | |
5390 | BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); | |
5391 | return it2_ < it.it2_; | |
5392 | } | |
5393 | ||
5394 | private: | |
5395 | // Mutable due to assignment | |
5396 | /* const */ const_iterator11_type it1_; | |
5397 | const_iterator22_type it2_; | |
5398 | #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING | |
5399 | /* const */ const_iterator12_type it1_begin_; | |
5400 | /* const */ const_iterator12_type it1_end_; | |
5401 | #endif | |
5402 | }; | |
5403 | #endif | |
5404 | ||
5405 | BOOST_UBLAS_INLINE | |
5406 | const_iterator2 begin2 () const { | |
5407 | return find2 (0, 0, 0); | |
5408 | } | |
5409 | BOOST_UBLAS_INLINE | |
5410 | const_iterator2 cbegin2 () const { | |
5411 | return begin2 (); | |
5412 | } | |
5413 | BOOST_UBLAS_INLINE | |
5414 | const_iterator2 end2 () const { | |
5415 | return find2 (0, 0, size2 ()); | |
5416 | } | |
5417 | BOOST_UBLAS_INLINE | |
5418 | const_iterator2 cend2 () const { | |
5419 | return end2 (); | |
5420 | } | |
5421 | ||
5422 | // Reverse iterators | |
5423 | ||
5424 | BOOST_UBLAS_INLINE | |
5425 | const_reverse_iterator1 rbegin1 () const { | |
5426 | return const_reverse_iterator1 (end1 ()); | |
5427 | } | |
5428 | BOOST_UBLAS_INLINE | |
5429 | const_reverse_iterator1 crbegin1 () const { | |
5430 | return rbegin1 (); | |
5431 | } | |
5432 | BOOST_UBLAS_INLINE | |
5433 | const_reverse_iterator1 rend1 () const { | |
5434 | return const_reverse_iterator1 (begin1 ()); | |
5435 | } | |
5436 | BOOST_UBLAS_INLINE | |
5437 | const_reverse_iterator1 crend1 () const { | |
5438 | return rend1 (); | |
5439 | } | |
5440 | ||
5441 | BOOST_UBLAS_INLINE | |
5442 | const_reverse_iterator2 rbegin2 () const { | |
5443 | return const_reverse_iterator2 (end2 ()); | |
5444 | } | |
5445 | BOOST_UBLAS_INLINE | |
5446 | const_reverse_iterator2 crbegin2 () const { | |
5447 | return rbegin2 (); | |
5448 | } | |
5449 | BOOST_UBLAS_INLINE | |
5450 | const_reverse_iterator2 rend2 () const { | |
5451 | return const_reverse_iterator2 (begin2 ()); | |
5452 | } | |
5453 | BOOST_UBLAS_INLINE | |
5454 | const_reverse_iterator2 crend2 () const { | |
5455 | return rend2 (); | |
5456 | } | |
5457 | ||
5458 | private: | |
5459 | expression1_closure_type e1_; | |
5460 | expression2_closure_type e2_; | |
5461 | }; | |
5462 | ||
5463 | template<class T1, class E1, class T2, class E2> | |
5464 | struct matrix_matrix_binary_traits { | |
5465 | typedef unknown_storage_tag storage_category; | |
5466 | typedef unknown_orientation_tag orientation_category; | |
5467 | typedef typename promote_traits<T1, T2>::promote_type promote_type; | |
5468 | typedef matrix_matrix_binary<E1, E2, matrix_matrix_prod<E1, E2, promote_type> > expression_type; | |
5469 | #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG | |
5470 | typedef expression_type result_type; | |
5471 | #else | |
5472 | typedef typename E1::matrix_temporary_type result_type; | |
5473 | #endif | |
5474 | }; | |
5475 | ||
5476 | template<class E1, class E2> | |
5477 | BOOST_UBLAS_INLINE | |
5478 | typename matrix_matrix_binary_traits<typename E1::value_type, E1, | |
5479 | typename E2::value_type, E2>::result_type | |
5480 | prod (const matrix_expression<E1> &e1, | |
5481 | const matrix_expression<E2> &e2, | |
5482 | unknown_storage_tag, | |
5483 | unknown_orientation_tag) { | |
5484 | typedef typename matrix_matrix_binary_traits<typename E1::value_type, E1, | |
5485 | typename E2::value_type, E2>::expression_type expression_type; | |
5486 | return expression_type (e1 (), e2 ()); | |
5487 | } | |
5488 | ||
5489 | // Dispatcher | |
5490 | template<class E1, class E2> | |
5491 | BOOST_UBLAS_INLINE | |
5492 | typename matrix_matrix_binary_traits<typename E1::value_type, E1, | |
5493 | typename E2::value_type, E2>::result_type | |
5494 | prod (const matrix_expression<E1> &e1, | |
5495 | const matrix_expression<E2> &e2) { | |
5496 | BOOST_STATIC_ASSERT (E1::complexity == 0 && E2::complexity == 0); | |
5497 | typedef typename matrix_matrix_binary_traits<typename E1::value_type, E1, | |
5498 | typename E2::value_type, E2>::storage_category storage_category; | |
5499 | typedef typename matrix_matrix_binary_traits<typename E1::value_type, E1, | |
5500 | typename E2::value_type, E2>::orientation_category orientation_category; | |
5501 | return prod (e1, e2, storage_category (), orientation_category ()); | |
5502 | } | |
5503 | ||
5504 | template<class E1, class E2> | |
5505 | BOOST_UBLAS_INLINE | |
5506 | typename matrix_matrix_binary_traits<typename type_traits<typename E1::value_type>::precision_type, E1, | |
5507 | typename type_traits<typename E2::value_type>::precision_type, E2>::result_type | |
5508 | prec_prod (const matrix_expression<E1> &e1, | |
5509 | const matrix_expression<E2> &e2, | |
5510 | unknown_storage_tag, | |
5511 | unknown_orientation_tag) { | |
5512 | typedef typename matrix_matrix_binary_traits<typename type_traits<typename E1::value_type>::precision_type, E1, | |
5513 | typename type_traits<typename E2::value_type>::precision_type, E2>::expression_type expression_type; | |
5514 | return expression_type (e1 (), e2 ()); | |
5515 | } | |
5516 | ||
5517 | // Dispatcher | |
5518 | template<class E1, class E2> | |
5519 | BOOST_UBLAS_INLINE | |
5520 | typename matrix_matrix_binary_traits<typename type_traits<typename E1::value_type>::precision_type, E1, | |
5521 | typename type_traits<typename E2::value_type>::precision_type, E2>::result_type | |
5522 | prec_prod (const matrix_expression<E1> &e1, | |
5523 | const matrix_expression<E2> &e2) { | |
5524 | BOOST_STATIC_ASSERT (E1::complexity == 0 && E2::complexity == 0); | |
5525 | typedef typename matrix_matrix_binary_traits<typename type_traits<typename E1::value_type>::precision_type, E1, | |
5526 | typename type_traits<typename E2::value_type>::precision_type, E2>::storage_category storage_category; | |
5527 | typedef typename matrix_matrix_binary_traits<typename type_traits<typename E1::value_type>::precision_type, E1, | |
5528 | typename type_traits<typename E2::value_type>::precision_type, E2>::orientation_category orientation_category; | |
5529 | return prec_prod (e1, e2, storage_category (), orientation_category ()); | |
5530 | } | |
5531 | ||
5532 | template<class M, class E1, class E2> | |
5533 | BOOST_UBLAS_INLINE | |
5534 | M & | |
5535 | prod (const matrix_expression<E1> &e1, | |
5536 | const matrix_expression<E2> &e2, | |
5537 | M &m) { | |
5538 | return m.assign (prod (e1, e2)); | |
5539 | } | |
5540 | ||
5541 | template<class M, class E1, class E2> | |
5542 | BOOST_UBLAS_INLINE | |
5543 | M & | |
5544 | prec_prod (const matrix_expression<E1> &e1, | |
5545 | const matrix_expression<E2> &e2, | |
5546 | M &m) { | |
5547 | return m.assign (prec_prod (e1, e2)); | |
5548 | } | |
5549 | ||
5550 | template<class M, class E1, class E2> | |
5551 | BOOST_UBLAS_INLINE | |
5552 | M | |
5553 | prod (const matrix_expression<E1> &e1, | |
5554 | const matrix_expression<E2> &e2) { | |
5555 | return M (prod (e1, e2)); | |
5556 | } | |
5557 | ||
5558 | template<class M, class E1, class E2> | |
5559 | BOOST_UBLAS_INLINE | |
5560 | M | |
5561 | prec_prod (const matrix_expression<E1> &e1, | |
5562 | const matrix_expression<E2> &e2) { | |
5563 | return M (prec_prod (e1, e2)); | |
5564 | } | |
5565 | ||
5566 | template<class E, class F> | |
5567 | class matrix_scalar_unary: | |
5568 | public scalar_expression<matrix_scalar_unary<E, F> > { | |
5569 | public: | |
5570 | typedef E expression_type; | |
5571 | typedef F functor_type; | |
5572 | typedef typename F::result_type value_type; | |
5573 | typedef typename E::const_closure_type expression_closure_type; | |
5574 | ||
5575 | // Construction and destruction | |
5576 | BOOST_UBLAS_INLINE | |
5577 | explicit matrix_scalar_unary (const expression_type &e): | |
5578 | e_ (e) {} | |
5579 | ||
5580 | private: | |
5581 | // Expression accessors | |
5582 | BOOST_UBLAS_INLINE | |
5583 | const expression_closure_type &expression () const { | |
5584 | return e_; | |
5585 | } | |
5586 | ||
5587 | public: | |
5588 | BOOST_UBLAS_INLINE | |
5589 | operator value_type () const { | |
5590 | return functor_type::apply (e_); | |
5591 | } | |
5592 | ||
5593 | private: | |
5594 | expression_closure_type e_; | |
5595 | }; | |
5596 | ||
5597 | template<class E, class F> | |
5598 | struct matrix_scalar_unary_traits { | |
5599 | typedef matrix_scalar_unary<E, F> expression_type; | |
5600 | #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG | |
5601 | typedef expression_type result_type; | |
5602 | #else | |
5603 | typedef typename F::result_type result_type; | |
5604 | #endif | |
5605 | }; | |
5606 | ||
5607 | template<class E> | |
5608 | BOOST_UBLAS_INLINE | |
5609 | typename matrix_scalar_unary_traits<E, matrix_norm_1<E> >::result_type | |
5610 | norm_1 (const matrix_expression<E> &e) { | |
5611 | typedef typename matrix_scalar_unary_traits<E, matrix_norm_1<E> >::expression_type expression_type; | |
5612 | return expression_type (e ()); | |
5613 | } | |
5614 | ||
5615 | template<class E> | |
5616 | BOOST_UBLAS_INLINE | |
5617 | typename matrix_scalar_unary_traits<E, matrix_norm_frobenius<E> >::result_type | |
5618 | norm_frobenius (const matrix_expression<E> &e) { | |
5619 | typedef typename matrix_scalar_unary_traits<E, matrix_norm_frobenius<E> >::expression_type expression_type; | |
5620 | return expression_type (e ()); | |
5621 | } | |
5622 | ||
5623 | template<class E> | |
5624 | BOOST_UBLAS_INLINE | |
5625 | typename matrix_scalar_unary_traits<E, matrix_norm_inf<E> >::result_type | |
5626 | norm_inf (const matrix_expression<E> &e) { | |
5627 | typedef typename matrix_scalar_unary_traits<E, matrix_norm_inf<E> >::expression_type expression_type; | |
5628 | return expression_type (e ()); | |
5629 | } | |
5630 | ||
5631 | }}} | |
5632 | ||
5633 | #endif |