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dekker.one
1/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2/*
3 * Main authors:
4 * Christian Schulte <schulte@gecode.org>
5 *
6 * Copyright:
7 * Christian Schulte, 2012
8 *
9 * This file is part of Gecode, the generic constraint
10 * development environment:
11 * http://www.gecode.org
12 *
13 * Permission is hereby granted, free of charge, to any person obtaining
14 * a copy of this software and associated documentation files (the
15 * "Software"), to deal in the Software without restriction, including
16 * without limitation the rights to use, copy, modify, merge, publish,
17 * distribute, sublicense, and/or sell copies of the Software, and to
18 * permit persons to whom the Software is furnished to do so, subject to
19 * the following conditions:
20 *
21 * The above copyright notice and this permission notice shall be
22 * included in all copies or substantial portions of the Software.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
28 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
29 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
30 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31 *
32 */
33
34namespace Gecode {
35
36 forceinline
37 IntVarBranch::IntVarBranch(void)
38 : s(SEL_NONE) {}
39
40 forceinline
41 IntVarBranch::IntVarBranch(Select s0, BranchTbl t)
42 : VarBranch<IntVar>(t), s(s0) {}
43
44 forceinline
45 IntVarBranch::IntVarBranch(Rnd r)
46 : VarBranch<IntVar>(r), s(SEL_RND) {}
47
48 forceinline
49 IntVarBranch::IntVarBranch(Select s0, double d, BranchTbl t)
50 : VarBranch<IntVar>(d,t), s(s0) {}
51
52 forceinline
53 IntVarBranch::IntVarBranch(Select s0, IntAFC a, BranchTbl t)
54 : VarBranch<IntVar>(a,t), s(s0) {}
55
56 forceinline
57 IntVarBranch::IntVarBranch(Select s0, IntAction a, BranchTbl t)
58 : VarBranch<IntVar>(a,t), s(s0) {}
59
60 forceinline
61 IntVarBranch::IntVarBranch(Select s0, IntCHB c, BranchTbl t)
62 : VarBranch<IntVar>(c,t), s(s0) {}
63
64 forceinline
65 IntVarBranch::IntVarBranch(Select s0, IntBranchMerit mf, BranchTbl t)
66 : VarBranch<IntVar>(mf,t), s(s0) {}
67
68 forceinline IntVarBranch::Select
69 IntVarBranch::select(void) const {
70 return s;
71 }
72
73 forceinline void
74 IntVarBranch::expand(Home home, const IntVarArgs& x) {
75 switch (select()) {
76 case SEL_AFC_MIN: case SEL_AFC_MAX:
77 case SEL_AFC_SIZE_MIN: case SEL_AFC_SIZE_MAX:
78 if (!_afc)
79 _afc = IntAFC(home,x,decay());
80 break;
81 case SEL_ACTION_MIN: case SEL_ACTION_MAX:
82 case SEL_ACTION_SIZE_MIN: case SEL_ACTION_SIZE_MAX:
83 if (!_act)
84 _act = IntAction(home,x,decay());
85 break;
86 case SEL_CHB_MIN: case SEL_CHB_MAX:
87 case SEL_CHB_SIZE_MIN: case SEL_CHB_SIZE_MAX:
88 if (!_chb)
89 _chb = IntCHB(home,x);
90 break;
91 default: ;
92 }
93 }
94
95 inline IntVarBranch
96 INT_VAR_NONE(void) {
97 return IntVarBranch(IntVarBranch::SEL_NONE,nullptr);
98 }
99
100 inline IntVarBranch
101 INT_VAR_RND(Rnd r) {
102 return IntVarBranch(r);
103 }
104
105 inline IntVarBranch
106 INT_VAR_MERIT_MIN(IntBranchMerit bm, BranchTbl tbl) {
107 return IntVarBranch(IntVarBranch::SEL_MERIT_MIN,bm,tbl);
108 }
109
110 inline IntVarBranch
111 INT_VAR_MERIT_MAX(IntBranchMerit bm, BranchTbl tbl) {
112 return IntVarBranch(IntVarBranch::SEL_MERIT_MAX,bm,tbl);
113 }
114
115 inline IntVarBranch
116 INT_VAR_DEGREE_MIN(BranchTbl tbl) {
117 return IntVarBranch(IntVarBranch::SEL_DEGREE_MIN,tbl);
118 }
119
120 inline IntVarBranch
121 INT_VAR_DEGREE_MAX(BranchTbl tbl) {
122 return IntVarBranch(IntVarBranch::SEL_DEGREE_MAX,tbl);
123 }
124
125 inline IntVarBranch
126 INT_VAR_AFC_MIN(double d, BranchTbl tbl) {
127 return IntVarBranch(IntVarBranch::SEL_AFC_MIN,d,tbl);
128 }
129
130 inline IntVarBranch
131 INT_VAR_AFC_MIN(IntAFC a, BranchTbl tbl) {
132 return IntVarBranch(IntVarBranch::SEL_AFC_MIN,a,tbl);
133 }
134
135 inline IntVarBranch
136 INT_VAR_AFC_MAX(double d, BranchTbl tbl) {
137 return IntVarBranch(IntVarBranch::SEL_AFC_MAX,d,tbl);
138 }
139
140 inline IntVarBranch
141 INT_VAR_AFC_MAX(IntAFC a, BranchTbl tbl) {
142 return IntVarBranch(IntVarBranch::SEL_AFC_MAX,a,tbl);
143 }
144
145 inline IntVarBranch
146 INT_VAR_ACTION_MIN(double d, BranchTbl tbl) {
147 return IntVarBranch(IntVarBranch::SEL_ACTION_MIN,d,tbl);
148 }
149
150 inline IntVarBranch
151 INT_VAR_ACTION_MIN(IntAction a, BranchTbl tbl) {
152 return IntVarBranch(IntVarBranch::SEL_ACTION_MIN,a,tbl);
153 }
154
155 inline IntVarBranch
156 INT_VAR_ACTION_MAX(double d, BranchTbl tbl) {
157 return IntVarBranch(IntVarBranch::SEL_ACTION_MAX,d,tbl);
158 }
159
160 inline IntVarBranch
161 INT_VAR_ACTION_MAX(IntAction a, BranchTbl tbl) {
162 return IntVarBranch(IntVarBranch::SEL_ACTION_MAX,a,tbl);
163 }
164
165 inline IntVarBranch
166 INT_VAR_CHB_MIN(IntCHB c, BranchTbl tbl) {
167 return IntVarBranch(IntVarBranch::SEL_CHB_MIN,c,tbl);
168 }
169
170 inline IntVarBranch
171 INT_VAR_CHB_MIN(BranchTbl tbl) {
172 return IntVarBranch(IntVarBranch::SEL_CHB_MIN,tbl);
173 }
174
175 inline IntVarBranch
176 INT_VAR_CHB_MAX(IntCHB c, BranchTbl tbl) {
177 return IntVarBranch(IntVarBranch::SEL_CHB_MAX,c,tbl);
178 }
179
180 inline IntVarBranch
181 INT_VAR_CHB_MAX(BranchTbl tbl) {
182 return IntVarBranch(IntVarBranch::SEL_CHB_MAX,tbl);
183 }
184
185 inline IntVarBranch
186 INT_VAR_MIN_MIN(BranchTbl tbl) {
187 return IntVarBranch(IntVarBranch::SEL_MIN_MIN,tbl);
188 }
189
190 inline IntVarBranch
191 INT_VAR_MIN_MAX(BranchTbl tbl) {
192 return IntVarBranch(IntVarBranch::SEL_MIN_MAX,tbl);
193 }
194
195 inline IntVarBranch
196 INT_VAR_MAX_MIN(BranchTbl tbl) {
197 return IntVarBranch(IntVarBranch::SEL_MAX_MIN,tbl);
198 }
199
200 inline IntVarBranch
201 INT_VAR_MAX_MAX(BranchTbl tbl) {
202 return IntVarBranch(IntVarBranch::SEL_MAX_MAX,tbl);
203 }
204
205 inline IntVarBranch
206 INT_VAR_SIZE_MIN(BranchTbl tbl) {
207 return IntVarBranch(IntVarBranch::SEL_SIZE_MIN,tbl);
208 }
209
210 inline IntVarBranch
211 INT_VAR_SIZE_MAX(BranchTbl tbl) {
212 return IntVarBranch(IntVarBranch::SEL_SIZE_MAX,tbl);
213 }
214
215 inline IntVarBranch
216 INT_VAR_DEGREE_SIZE_MIN(BranchTbl tbl) {
217 return IntVarBranch(IntVarBranch::SEL_DEGREE_SIZE_MIN,tbl);
218 }
219
220 inline IntVarBranch
221 INT_VAR_DEGREE_SIZE_MAX(BranchTbl tbl) {
222 return IntVarBranch(IntVarBranch::SEL_DEGREE_SIZE_MAX,tbl);
223 }
224
225 inline IntVarBranch
226 INT_VAR_AFC_SIZE_MIN(double d, BranchTbl tbl) {
227 return IntVarBranch(IntVarBranch::SEL_AFC_SIZE_MIN,d,tbl);
228 }
229
230 inline IntVarBranch
231 INT_VAR_AFC_SIZE_MIN(IntAFC a, BranchTbl tbl) {
232 return IntVarBranch(IntVarBranch::SEL_AFC_SIZE_MIN,a,tbl);
233 }
234
235 inline IntVarBranch
236 INT_VAR_AFC_SIZE_MAX(double d, BranchTbl tbl) {
237 return IntVarBranch(IntVarBranch::SEL_AFC_SIZE_MAX,d,tbl);
238 }
239
240 inline IntVarBranch
241 INT_VAR_AFC_SIZE_MAX(IntAFC a, BranchTbl tbl) {
242 return IntVarBranch(IntVarBranch::SEL_AFC_SIZE_MAX,a,tbl);
243 }
244
245 inline IntVarBranch
246 INT_VAR_ACTION_SIZE_MIN(double d, BranchTbl tbl) {
247 return IntVarBranch(IntVarBranch::SEL_ACTION_SIZE_MIN,d,tbl);
248 }
249
250 inline IntVarBranch
251 INT_VAR_ACTION_SIZE_MIN(IntAction a, BranchTbl tbl) {
252 return IntVarBranch(IntVarBranch::SEL_ACTION_SIZE_MIN,a,tbl);
253 }
254
255 inline IntVarBranch
256 INT_VAR_ACTION_SIZE_MAX(double d, BranchTbl tbl) {
257 return IntVarBranch(IntVarBranch::SEL_ACTION_SIZE_MAX,d,tbl);
258 }
259
260 inline IntVarBranch
261 INT_VAR_ACTION_SIZE_MAX(IntAction a, BranchTbl tbl) {
262 return IntVarBranch(IntVarBranch::SEL_ACTION_SIZE_MAX,a,tbl);
263 }
264
265 inline IntVarBranch
266 INT_VAR_CHB_SIZE_MIN(IntCHB c, BranchTbl tbl) {
267 return IntVarBranch(IntVarBranch::SEL_CHB_SIZE_MIN,c,tbl);
268 }
269
270 inline IntVarBranch
271 INT_VAR_CHB_SIZE_MIN(BranchTbl tbl) {
272 return IntVarBranch(IntVarBranch::SEL_CHB_SIZE_MIN,tbl);
273 }
274
275 inline IntVarBranch
276 INT_VAR_CHB_SIZE_MAX(IntCHB c, BranchTbl tbl) {
277 return IntVarBranch(IntVarBranch::SEL_CHB_SIZE_MAX,c,tbl);
278 }
279
280 inline IntVarBranch
281 INT_VAR_CHB_SIZE_MAX(BranchTbl tbl) {
282 return IntVarBranch(IntVarBranch::SEL_CHB_SIZE_MAX,tbl);
283 }
284
285 inline IntVarBranch
286 INT_VAR_REGRET_MIN_MIN(BranchTbl tbl) {
287 return IntVarBranch(IntVarBranch::SEL_REGRET_MIN_MIN,tbl);
288 }
289
290 inline IntVarBranch
291 INT_VAR_REGRET_MIN_MAX(BranchTbl tbl) {
292 return IntVarBranch(IntVarBranch::SEL_REGRET_MIN_MAX,tbl);
293 }
294
295 inline IntVarBranch
296 INT_VAR_REGRET_MAX_MIN(BranchTbl tbl) {
297 return IntVarBranch(IntVarBranch::SEL_REGRET_MAX_MIN,tbl);
298 }
299
300 inline IntVarBranch
301 INT_VAR_REGRET_MAX_MAX(BranchTbl tbl) {
302 return IntVarBranch(IntVarBranch::SEL_REGRET_MAX_MAX,tbl);
303 }
304
305
306
307 forceinline
308 BoolVarBranch::BoolVarBranch(void)
309 : s(SEL_NONE) {}
310
311 forceinline
312 BoolVarBranch::BoolVarBranch(Select s0, BranchTbl t)
313 : VarBranch<BoolVar>(t), s(s0) {}
314
315 forceinline
316 BoolVarBranch::BoolVarBranch(Rnd r)
317 : VarBranch<BoolVar>(r), s(SEL_RND) {}
318
319 forceinline
320 BoolVarBranch::BoolVarBranch(Select s0, double d, BranchTbl t)
321 : VarBranch<BoolVar>(d,t), s(s0) {}
322
323 forceinline
324 BoolVarBranch::BoolVarBranch(Select s0, BoolAFC a, BranchTbl t)
325 : VarBranch<BoolVar>(a,t), s(s0) {}
326
327 forceinline
328 BoolVarBranch::BoolVarBranch(Select s0, BoolAction a, BranchTbl t)
329 : VarBranch<BoolVar>(a,t), s(s0) {}
330
331 forceinline
332 BoolVarBranch::BoolVarBranch(Select s0, BoolCHB c, BranchTbl t)
333 : VarBranch<BoolVar>(c,t), s(s0) {}
334
335 forceinline
336 BoolVarBranch::BoolVarBranch(Select s0, BoolBranchMerit mf, BranchTbl t)
337 : VarBranch<BoolVar>(mf,t), s(s0) {}
338
339 forceinline BoolVarBranch::Select
340 BoolVarBranch::select(void) const {
341 return s;
342 }
343
344 forceinline void
345 BoolVarBranch::expand(Home home, const BoolVarArgs& x) {
346 switch (select()) {
347 case SEL_AFC_MIN: case SEL_AFC_MAX:
348 if (!_afc)
349 _afc = BoolAFC(home,x,decay());
350 break;
351 case SEL_ACTION_MIN: case SEL_ACTION_MAX:
352 if (!_act)
353 _act = BoolAction(home,x,decay());
354 break;
355 case SEL_CHB_MIN: case SEL_CHB_MAX:
356 if (!_chb)
357 _chb = BoolCHB(home,x);
358 break;
359 default: ;
360 }
361 }
362
363 inline BoolVarBranch
364 BOOL_VAR_NONE(void) {
365 return BoolVarBranch(BoolVarBranch::SEL_NONE,nullptr);
366 }
367
368 inline BoolVarBranch
369 BOOL_VAR_RND(Rnd r) {
370 return BoolVarBranch(r);
371 }
372
373 inline BoolVarBranch
374 BOOL_VAR_MERIT_MIN(BoolBranchMerit bm, BranchTbl tbl) {
375 return BoolVarBranch(BoolVarBranch::SEL_MERIT_MIN,bm,tbl);
376 }
377
378 inline BoolVarBranch
379 BOOL_VAR_MERIT_MAX(BoolBranchMerit bm, BranchTbl tbl) {
380 return BoolVarBranch(BoolVarBranch::SEL_MERIT_MAX,bm,tbl);
381 }
382
383 inline BoolVarBranch
384 BOOL_VAR_DEGREE_MIN(BranchTbl tbl) {
385 return BoolVarBranch(BoolVarBranch::SEL_DEGREE_MIN,tbl);
386 }
387
388 inline BoolVarBranch
389 BOOL_VAR_DEGREE_MAX(BranchTbl tbl) {
390 return BoolVarBranch(BoolVarBranch::SEL_DEGREE_MAX,tbl);
391 }
392
393 inline BoolVarBranch
394 BOOL_VAR_AFC_MIN(double d, BranchTbl tbl) {
395 return BoolVarBranch(BoolVarBranch::SEL_AFC_MIN,d,tbl);
396 }
397
398 inline BoolVarBranch
399 BOOL_VAR_AFC_MIN(BoolAFC a, BranchTbl tbl) {
400 return BoolVarBranch(BoolVarBranch::SEL_AFC_MIN,a,tbl);
401 }
402
403 inline BoolVarBranch
404 BOOL_VAR_AFC_MAX(double d, BranchTbl tbl) {
405 return BoolVarBranch(BoolVarBranch::SEL_AFC_MAX,d,tbl);
406 }
407
408 inline BoolVarBranch
409 BOOL_VAR_AFC_MAX(BoolAFC a, BranchTbl tbl) {
410 return BoolVarBranch(BoolVarBranch::SEL_AFC_MAX,a,tbl);
411 }
412
413 inline BoolVarBranch
414 BOOL_VAR_ACTION_MIN(double d, BranchTbl tbl) {
415 return BoolVarBranch(BoolVarBranch::SEL_ACTION_MIN,d,tbl);
416 }
417
418 inline BoolVarBranch
419 BOOL_VAR_ACTION_MIN(BoolAction a, BranchTbl tbl) {
420 return BoolVarBranch(BoolVarBranch::SEL_ACTION_MIN,a,tbl);
421 }
422
423 inline BoolVarBranch
424 BOOL_VAR_ACTION_MAX(double d, BranchTbl tbl) {
425 return BoolVarBranch(BoolVarBranch::SEL_ACTION_MAX,d,tbl);
426 }
427
428 inline BoolVarBranch
429 BOOL_VAR_ACTION_MAX(BoolAction a, BranchTbl tbl) {
430 return BoolVarBranch(BoolVarBranch::SEL_ACTION_MAX,a,tbl);
431 }
432
433 inline BoolVarBranch
434 BOOL_VAR_CHB_MIN(BoolCHB c, BranchTbl tbl) {
435 return BoolVarBranch(BoolVarBranch::SEL_CHB_MIN,c,tbl);
436 }
437
438 inline BoolVarBranch
439 BOOL_VAR_CHB_MIN(BranchTbl tbl) {
440 return BoolVarBranch(BoolVarBranch::SEL_CHB_MIN,tbl);
441 }
442
443 inline BoolVarBranch
444 BOOL_VAR_CHB_MAX(BoolCHB c, BranchTbl tbl) {
445 return BoolVarBranch(BoolVarBranch::SEL_CHB_MAX,c,tbl);
446 }
447
448 inline BoolVarBranch
449 BOOL_VAR_CHB_MAX(BranchTbl tbl) {
450 return BoolVarBranch(BoolVarBranch::SEL_CHB_MAX,tbl);
451 }
452
453}
454
455// STATISTICS: int-branch