Scippy

SCIP

Solving Constraint Integer Programs

scip_event.c
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1 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
2 /* */
3 /* This file is part of the program and library */
4 /* SCIP --- Solving Constraint Integer Programs */
5 /* */
6 /* Copyright (C) 2002-2021 Konrad-Zuse-Zentrum */
7 /* fuer Informationstechnik Berlin */
8 /* */
9 /* SCIP is distributed under the terms of the ZIB Academic License. */
10 /* */
11 /* You should have received a copy of the ZIB Academic License */
12 /* along with SCIP; see the file COPYING. If not visit scipopt.org. */
13 /* */
14 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
15 
16 /**@file scip_event.c
17  * @ingroup OTHER_CFILES
18  * @brief public methods for event handler plugins and event handlers
19  * @author Tobias Achterberg
20  * @author Timo Berthold
21  * @author Gerald Gamrath
22  * @author Leona Gottwald
23  * @author Stefan Heinz
24  * @author Gregor Hendel
25  * @author Thorsten Koch
26  * @author Alexander Martin
27  * @author Marc Pfetsch
28  * @author Michael Winkler
29  * @author Kati Wolter
30  *
31  * @todo check all SCIP_STAGE_* switches, and include the new stages TRANSFORMED and INITSOLVE
32  */
33 
34 /*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/
35 
36 #include "scip/debug.h"
37 #include "scip/event.h"
38 #include "scip/lp.h"
39 #include "scip/pub_message.h"
40 #include "scip/pub_var.h"
41 #include "scip/scip_event.h"
42 #include "scip/set.h"
43 #include "scip/struct_mem.h"
44 #include "scip/struct_scip.h"
45 #include "scip/struct_set.h"
46 #include "scip/var.h"
47 
48 /** creates an event handler and includes it in SCIP
49  *
50  * @note method has all event handler callbacks as arguments and is thus changed every time a new
51  * callback is added in future releases; consider using SCIPincludeEventhdlrBasic() and setter functions
52  * if you seek for a method which is less likely to change in future releases
53  */
55  SCIP* scip, /**< SCIP data structure */
56  const char* name, /**< name of event handler */
57  const char* desc, /**< description of event handler */
58  SCIP_DECL_EVENTCOPY ((*eventcopy)), /**< copy method of event handler or NULL if you don't want to copy your plugin into sub-SCIPs */
59  SCIP_DECL_EVENTFREE ((*eventfree)), /**< destructor of event handler */
60  SCIP_DECL_EVENTINIT ((*eventinit)), /**< initialize event handler */
61  SCIP_DECL_EVENTEXIT ((*eventexit)), /**< deinitialize event handler */
62  SCIP_DECL_EVENTINITSOL((*eventinitsol)), /**< solving process initialization method of event handler */
63  SCIP_DECL_EVENTEXITSOL((*eventexitsol)), /**< solving process deinitialization method of event handler */
64  SCIP_DECL_EVENTDELETE ((*eventdelete)), /**< free specific event data */
65  SCIP_DECL_EVENTEXEC ((*eventexec)), /**< execute event handler */
66  SCIP_EVENTHDLRDATA* eventhdlrdata /**< event handler data */
67  )
68 {
69  SCIP_EVENTHDLR* eventhdlr;
70 
71  SCIP_CALL( SCIPcheckStage(scip, "SCIPincludeEventhdlr", TRUE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE) );
72 
73  /* check whether event handler is already present */
74  if( SCIPfindEventhdlr(scip, name) != NULL )
75  {
76  SCIPerrorMessage("event handler <%s> already included.\n", name);
77  return SCIP_INVALIDDATA;
78  }
79 
80  SCIP_CALL( SCIPeventhdlrCreate(&eventhdlr, scip->set, name, desc,
81  eventcopy, eventfree, eventinit, eventexit, eventinitsol, eventexitsol, eventdelete, eventexec,
82  eventhdlrdata) );
83  SCIP_CALL( SCIPsetIncludeEventhdlr(scip->set, eventhdlr) );
84 
85  return SCIP_OKAY;
86 }
87 
88 /** creates an event handler and includes it in SCIP with all its non-fundamental callbacks set
89  * to NULL; if needed, non-fundamental callbacks can be set afterwards via setter functions
90  * SCIPsetEventhdlrCopy(), SCIPsetEventhdlrFree(), SCIPsetEventhdlrInit(), SCIPsetEventhdlrExit(),
91  * SCIPsetEventhdlrInitsol(), SCIPsetEventhdlrExitsol(), and SCIPsetEventhdlrDelete()
92  *
93  * @note if you want to set all callbacks with a single method call, consider using SCIPincludeEventhdlr() instead
94  */
96  SCIP* scip, /**< SCIP data structure */
97  SCIP_EVENTHDLR** eventhdlrptr, /**< reference to an event handler, or NULL */
98  const char* name, /**< name of event handler */
99  const char* desc, /**< description of event handler */
100  SCIP_DECL_EVENTEXEC ((*eventexec)), /**< execute event handler */
101  SCIP_EVENTHDLRDATA* eventhdlrdata /**< event handler data */
102  )
103 {
104  SCIP_EVENTHDLR* eventhdlr;
105 
106  SCIP_CALL( SCIPcheckStage(scip, "SCIPincludeEventhdlrBasic", TRUE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE) );
107 
108  /* check whether event handler is already present */
109  if( SCIPfindEventhdlr(scip, name) != NULL )
110  {
111  SCIPerrorMessage("event handler <%s> already included.\n", name);
112  return SCIP_INVALIDDATA;
113  }
114 
115  SCIP_CALL( SCIPeventhdlrCreate(&eventhdlr, scip->set, name, desc,
116  NULL, NULL, NULL, NULL, NULL, NULL, NULL, eventexec,
117  eventhdlrdata) );
118  SCIP_CALL( SCIPsetIncludeEventhdlr(scip->set, eventhdlr) );
119 
120  if( eventhdlrptr != NULL )
121  *eventhdlrptr = eventhdlr;
122 
123  return SCIP_OKAY;
124 }
125 
126 /** sets copy callback of the event handler */
128  SCIP* scip, /**< scip instance */
129  SCIP_EVENTHDLR* eventhdlr, /**< event handler */
130  SCIP_DECL_EVENTCOPY ((*eventcopy)) /**< copy callback of the event handler */
131  )
132 {
133  assert(scip != NULL);
134  SCIP_CALL( SCIPcheckStage(scip, "SCIPsetEventhdlrCopy", TRUE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE) );
135 
136  SCIPeventhdlrSetCopy(eventhdlr, eventcopy);
137  return SCIP_OKAY;
138 }
139 
140 /** sets deinitialization callback of the event handler */
142  SCIP* scip, /**< scip instance */
143  SCIP_EVENTHDLR* eventhdlr, /**< event handler */
144  SCIP_DECL_EVENTFREE ((*eventfree)) /**< deinitialization callback of the event handler */
145  )
146 {
147  assert(scip != NULL);
148  SCIP_CALL( SCIPcheckStage(scip, "SCIPsetEventhdlrFree", TRUE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE) );
149 
150  SCIPeventhdlrSetFree(eventhdlr, eventfree);
151  return SCIP_OKAY;
152 }
153 
154 /** sets initialization callback of the event handler */
156  SCIP* scip, /**< scip instance */
157  SCIP_EVENTHDLR* eventhdlr, /**< event handler */
158  SCIP_DECL_EVENTINIT ((*eventinit)) /**< initialize event handler */
159  )
160 {
161  assert(scip != NULL);
162  SCIP_CALL( SCIPcheckStage(scip, "SCIPsetEventhdlrInit", TRUE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE) );
163 
164  SCIPeventhdlrSetInit(eventhdlr, eventinit);
165  return SCIP_OKAY;
166 }
167 
168 /** sets deinitialization callback of the event handler */
170  SCIP* scip, /**< scip instance */
171  SCIP_EVENTHDLR* eventhdlr, /**< event handler */
172  SCIP_DECL_EVENTEXIT ((*eventexit)) /**< deinitialize event handler */
173  )
174 {
175  assert(scip != NULL);
176  SCIP_CALL( SCIPcheckStage(scip, "SCIPsetEventhdlrExit", TRUE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE) );
177 
178  SCIPeventhdlrSetExit(eventhdlr, eventexit);
179  return SCIP_OKAY;
180 }
181 
182 /** sets solving process initialization callback of the event handler */
184  SCIP* scip, /**< scip instance */
185  SCIP_EVENTHDLR* eventhdlr, /**< event handler */
186  SCIP_DECL_EVENTINITSOL((*eventinitsol)) /**< solving process initialization callback of event handler */
187  )
188 {
189  assert(scip != NULL);
190  SCIP_CALL( SCIPcheckStage(scip, "SCIPsetEventhdlrInitsol", TRUE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE) );
191 
192  SCIPeventhdlrSetInitsol(eventhdlr, eventinitsol);
193  return SCIP_OKAY;
194 }
195 
196 /** sets solving process deinitialization callback of the event handler */
198  SCIP* scip, /**< scip instance */
199  SCIP_EVENTHDLR* eventhdlr, /**< event handler */
200  SCIP_DECL_EVENTEXITSOL((*eventexitsol)) /**< solving process deinitialization callback of event handler */
201  )
202 {
203  assert(scip != NULL);
204  SCIP_CALL( SCIPcheckStage(scip, "SCIPsetEventhdlrExitsol", TRUE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE) );
205 
206  SCIPeventhdlrSetExitsol(eventhdlr, eventexitsol);
207  return SCIP_OKAY;
208 }
209 
210 /** sets callback of the event handler to free specific event data */
212  SCIP* scip, /**< scip instance */
213  SCIP_EVENTHDLR* eventhdlr, /**< event handler */
214  SCIP_DECL_EVENTDELETE ((*eventdelete)) /**< free specific event data */
215  )
216 {
217  assert(scip != NULL);
218  SCIP_CALL( SCIPcheckStage(scip, "SCIPsetEventhdlrDelete", TRUE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE) );
219 
220  SCIPeventhdlrSetDelete(eventhdlr, eventdelete);
221  return SCIP_OKAY;
222 }
223 
224 /** returns the event handler of the given name, or NULL if not existing */
226  SCIP* scip, /**< SCIP data structure */
227  const char* name /**< name of event handler */
228  )
229 {
230  assert(scip != NULL);
231  assert(scip->set != NULL);
232  assert(name != NULL);
233 
234  return SCIPsetFindEventhdlr(scip->set, name);
235 }
236 
237 /** returns the array of currently available event handlers */
239  SCIP* scip /**< SCIP data structure */
240  )
241 {
242  assert(scip != NULL);
243  assert(scip->set != NULL);
244 
245  return scip->set->eventhdlrs;
246 }
247 
248 /** returns the number of currently available event handlers */
250  SCIP* scip /**< SCIP data structure */
251  )
252 {
253  assert(scip != NULL);
254  assert(scip->set != NULL);
255 
256  return scip->set->neventhdlrs;
257 }
258 
259 /** catches a global (not variable or row dependent) event
260  *
261  * @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
262  * SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
263  *
264  * @pre This method can be called if @p scip is in one of the following stages:
265  * - \ref SCIP_STAGE_TRANSFORMING
266  * - \ref SCIP_STAGE_TRANSFORMED
267  * - \ref SCIP_STAGE_INITPRESOLVE
268  * - \ref SCIP_STAGE_PRESOLVING
269  * - \ref SCIP_STAGE_EXITPRESOLVE
270  * - \ref SCIP_STAGE_PRESOLVED
271  * - \ref SCIP_STAGE_INITSOLVE
272  * - \ref SCIP_STAGE_SOLVING
273  * - \ref SCIP_STAGE_SOLVED
274  * - \ref SCIP_STAGE_EXITSOLVE
275  * - \ref SCIP_STAGE_FREETRANS
276  */
278  SCIP* scip, /**< SCIP data structure */
279  SCIP_EVENTTYPE eventtype, /**< event type mask to select events to catch */
280  SCIP_EVENTHDLR* eventhdlr, /**< event handler to process events with */
281  SCIP_EVENTDATA* eventdata, /**< event data to pass to the event handler when processing this event */
282  int* filterpos /**< pointer to store position of event filter entry, or NULL */
283  )
284 {
285  SCIP_CALL( SCIPcheckStage(scip, "SCIPcatchEvent", FALSE, FALSE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, FALSE) );
286 
287  SCIP_CALL( SCIPeventfilterAdd(scip->eventfilter, scip->mem->probmem, scip->set,
288  eventtype, eventhdlr, eventdata, filterpos) );
289 
290  return SCIP_OKAY;
291 }
292 
293 /** drops a global event (stops to track event)
294  *
295  * @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
296  * SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
297  *
298  * @pre This method can be called if @p scip is in one of the following stages:
299  * - \ref SCIP_STAGE_TRANSFORMING
300  * - \ref SCIP_STAGE_TRANSFORMED
301  * - \ref SCIP_STAGE_INITPRESOLVE
302  * - \ref SCIP_STAGE_PRESOLVING
303  * - \ref SCIP_STAGE_EXITPRESOLVE
304  * - \ref SCIP_STAGE_PRESOLVED
305  * - \ref SCIP_STAGE_INITSOLVE
306  * - \ref SCIP_STAGE_SOLVING
307  * - \ref SCIP_STAGE_SOLVED
308  * - \ref SCIP_STAGE_EXITSOLVE
309  * - \ref SCIP_STAGE_FREETRANS
310  */
312  SCIP* scip, /**< SCIP data structure */
313  SCIP_EVENTTYPE eventtype, /**< event type mask of dropped event */
314  SCIP_EVENTHDLR* eventhdlr, /**< event handler to process events with */
315  SCIP_EVENTDATA* eventdata, /**< event data to pass to the event handler when processing this event */
316  int filterpos /**< position of event filter entry returned by SCIPcatchEvent(), or -1 */
317  )
318 {
319  SCIP_CALL( SCIPcheckStage(scip, "SCIPdropEvent", FALSE, FALSE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, FALSE) );
320 
321  SCIP_CALL( SCIPeventfilterDel(scip->eventfilter, scip->mem->probmem, scip->set,
322  eventtype, eventhdlr, eventdata, filterpos) );
323 
324  return SCIP_OKAY;
325 }
326 
327 /** catches an objective value or domain change event on the given transformed variable
328  *
329  * @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
330  * SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
331  *
332  * @pre This method can be called if @p scip is in one of the following stages:
333  * - \ref SCIP_STAGE_TRANSFORMING
334  * - \ref SCIP_STAGE_TRANSFORMED
335  * - \ref SCIP_STAGE_INITPRESOLVE
336  * - \ref SCIP_STAGE_PRESOLVING
337  * - \ref SCIP_STAGE_EXITPRESOLVE
338  * - \ref SCIP_STAGE_PRESOLVED
339  * - \ref SCIP_STAGE_INITSOLVE
340  * - \ref SCIP_STAGE_SOLVING
341  * - \ref SCIP_STAGE_SOLVED
342  * - \ref SCIP_STAGE_EXITSOLVE
343  * - \ref SCIP_STAGE_FREETRANS
344  */
346  SCIP* scip, /**< SCIP data structure */
347  SCIP_VAR* var, /**< transformed variable to catch event for */
348  SCIP_EVENTTYPE eventtype, /**< event type mask to select events to catch */
349  SCIP_EVENTHDLR* eventhdlr, /**< event handler to process events with */
350  SCIP_EVENTDATA* eventdata, /**< event data to pass to the event handler when processing this event */
351  int* filterpos /**< pointer to store position of event filter entry, or NULL */
352  )
353 {
354  SCIP_CALL( SCIPcheckStage(scip, "SCIPcatchVarEvent", FALSE, FALSE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, FALSE) );
355 
356  if( (eventtype & SCIP_EVENTTYPE_VARCHANGED) == 0 )
357  {
358  SCIPerrorMessage("event does not operate on a single variable\n");
359  return SCIP_INVALIDDATA;
360  }
361 
362  if( SCIPvarIsOriginal(var) )
363  {
364  SCIPerrorMessage("cannot catch events on original variable <%s>\n", SCIPvarGetName(var));
365  return SCIP_INVALIDDATA;
366  }
367 
368  SCIP_CALL( SCIPvarCatchEvent(var, scip->mem->probmem, scip->set, eventtype, eventhdlr, eventdata, filterpos) );
369 
370  return SCIP_OKAY;
371 }
372 
373 /** drops an objective value or domain change event (stops to track event) on the given transformed variable
374  *
375  * @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
376  * SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
377  *
378  * @pre This method can be called if @p scip is in one of the following stages:
379  * - \ref SCIP_STAGE_TRANSFORMING
380  * - \ref SCIP_STAGE_TRANSFORMED
381  * - \ref SCIP_STAGE_INITPRESOLVE
382  * - \ref SCIP_STAGE_PRESOLVING
383  * - \ref SCIP_STAGE_EXITPRESOLVE
384  * - \ref SCIP_STAGE_PRESOLVED
385  * - \ref SCIP_STAGE_INITSOLVE
386  * - \ref SCIP_STAGE_SOLVING
387  * - \ref SCIP_STAGE_SOLVED
388  * - \ref SCIP_STAGE_EXITSOLVE
389  * - \ref SCIP_STAGE_FREETRANS
390  */
392  SCIP* scip, /**< SCIP data structure */
393  SCIP_VAR* var, /**< transformed variable to drop event for */
394  SCIP_EVENTTYPE eventtype, /**< event type mask of dropped event */
395  SCIP_EVENTHDLR* eventhdlr, /**< event handler to process events with */
396  SCIP_EVENTDATA* eventdata, /**< event data to pass to the event handler when processing this event */
397  int filterpos /**< position of event filter entry returned by SCIPcatchVarEvent(), or -1 */
398  )
399 {
400  SCIP_CALL( SCIPcheckStage(scip, "SCIPdropVarEvent", FALSE, FALSE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, FALSE) );
401 
402  if( SCIPvarIsOriginal(var) )
403  {
404  SCIPerrorMessage("cannot drop events on original variable <%s>\n", SCIPvarGetName(var));
405  return SCIP_INVALIDDATA;
406  }
407 
408  SCIP_CALL( SCIPvarDropEvent(var, scip->mem->probmem, scip->set, eventtype, eventhdlr, eventdata, filterpos) );
409 
410  return SCIP_OKAY;
411 }
412 
413 /** catches a row coefficient, constant, or side change event on the given row
414  *
415  * @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
416  * SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
417  *
418  * @pre This method can be called if @p scip is in one of the following stages:
419  * - \ref SCIP_STAGE_TRANSFORMING
420  * - \ref SCIP_STAGE_TRANSFORMED
421  * - \ref SCIP_STAGE_INITPRESOLVE
422  * - \ref SCIP_STAGE_PRESOLVING
423  * - \ref SCIP_STAGE_EXITPRESOLVE
424  * - \ref SCIP_STAGE_PRESOLVED
425  * - \ref SCIP_STAGE_INITSOLVE
426  * - \ref SCIP_STAGE_SOLVING
427  * - \ref SCIP_STAGE_SOLVED
428  * - \ref SCIP_STAGE_EXITSOLVE
429  * - \ref SCIP_STAGE_FREETRANS
430  */
432  SCIP* scip, /**< SCIP data structure */
433  SCIP_ROW* row, /**< linear row to catch event for */
434  SCIP_EVENTTYPE eventtype, /**< event type mask to select events to catch */
435  SCIP_EVENTHDLR* eventhdlr, /**< event handler to process events with */
436  SCIP_EVENTDATA* eventdata, /**< event data to pass to the event handler when processing this event */
437  int* filterpos /**< pointer to store position of event filter entry, or NULL */
438  )
439 {
440  SCIP_CALL( SCIPcheckStage(scip, "SCIPcatchRowEvent", FALSE, FALSE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, FALSE) );
441 
442  if( (eventtype & SCIP_EVENTTYPE_ROWCHANGED) == 0 )
443  {
444  SCIPerrorMessage("event does not operate on a single row\n");
445  return SCIP_INVALIDDATA;
446  }
447 
448  SCIP_CALL( SCIProwCatchEvent(row, scip->mem->probmem, scip->set, eventtype, eventhdlr, eventdata, filterpos) );
449 
450  return SCIP_OKAY;
451 }
452 
453 /** drops a row coefficient, constant, or side change event (stops to track event) on the given row
454  *
455  * @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
456  * SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
457  *
458  * @pre This method can be called if @p scip is in one of the following stages:
459  * - \ref SCIP_STAGE_TRANSFORMING
460  * - \ref SCIP_STAGE_TRANSFORMED
461  * - \ref SCIP_STAGE_INITPRESOLVE
462  * - \ref SCIP_STAGE_PRESOLVING
463  * - \ref SCIP_STAGE_EXITPRESOLVE
464  * - \ref SCIP_STAGE_PRESOLVED
465  * - \ref SCIP_STAGE_INITSOLVE
466  * - \ref SCIP_STAGE_SOLVING
467  * - \ref SCIP_STAGE_SOLVED
468  * - \ref SCIP_STAGE_EXITSOLVE
469  * - \ref SCIP_STAGE_FREETRANS
470  */
472  SCIP* scip, /**< SCIP data structure */
473  SCIP_ROW* row, /**< linear row to drop event for */
474  SCIP_EVENTTYPE eventtype, /**< event type mask of dropped event */
475  SCIP_EVENTHDLR* eventhdlr, /**< event handler to process events with */
476  SCIP_EVENTDATA* eventdata, /**< event data to pass to the event handler when processing this event */
477  int filterpos /**< position of event filter entry returned by SCIPcatchVarEvent(), or -1 */
478  )
479 {
480  SCIP_CALL( SCIPcheckStage(scip, "SCIPdropRowEvent", FALSE, FALSE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, FALSE) );
481 
482  SCIP_CALL( SCIProwDropEvent(row, scip->mem->probmem, scip->set, eventtype, eventhdlr, eventdata, filterpos) );
483 
484  return SCIP_OKAY;
485 }
void SCIPeventhdlrSetInit(SCIP_EVENTHDLR *eventhdlr, SCIP_DECL_EVENTINIT((*eventinit)))
Definition: event.c:368
void SCIPeventhdlrSetCopy(SCIP_EVENTHDLR *eventhdlr, SCIP_DECL_EVENTCOPY((*eventcopy)))
Definition: event.c:346
SCIP_RETCODE SCIPsetIncludeEventhdlr(SCIP_SET *set, SCIP_EVENTHDLR *eventhdlr)
Definition: set.c:4643
internal methods for managing events
int SCIPgetNEventhdlrs(SCIP *scip)
Definition: scip_event.c:249
void SCIPeventhdlrSetExitsol(SCIP_EVENTHDLR *eventhdlr, SCIP_DECL_EVENTEXITSOL((*eventexitsol)))
Definition: event.c:401
SCIP_EVENTHDLR * SCIPfindEventhdlr(SCIP *scip, const char *name)
Definition: scip_event.c:225
SCIP_EVENTHDLR * SCIPsetFindEventhdlr(SCIP_SET *set, const char *name)
Definition: set.c:4666
SCIP_RETCODE SCIPeventfilterDel(SCIP_EVENTFILTER *eventfilter, BMS_BLKMEM *blkmem, SCIP_SET *set, SCIP_EVENTTYPE eventtype, SCIP_EVENTHDLR *eventhdlr, SCIP_EVENTDATA *eventdata, int filterpos)
Definition: event.c:1970
SCIP_DECL_EVENTEXIT(EventhdlrNewSol::scip_exit)
struct SCIP_EventhdlrData SCIP_EVENTHDLRDATA
Definition: type_event.h:146
SCIP_RETCODE SCIPvarCatchEvent(SCIP_VAR *var, BMS_BLKMEM *blkmem, SCIP_SET *set, SCIP_EVENTTYPE eventtype, SCIP_EVENTHDLR *eventhdlr, SCIP_EVENTDATA *eventdata, int *filterpos)
Definition: var.c:18147
#define SCIP_EVENTTYPE_ROWCHANGED
Definition: type_event.h:139
#define FALSE
Definition: def.h:73
SCIP_RETCODE SCIPsetEventhdlrInitsol(SCIP *scip, SCIP_EVENTHDLR *eventhdlr, SCIP_DECL_EVENTINITSOL((*eventinitsol)))
Definition: scip_event.c:183
#define TRUE
Definition: def.h:72
enum SCIP_Retcode SCIP_RETCODE
Definition: type_retcode.h:54
public methods for problem variables
internal methods for LP management
SCIP_RETCODE SCIPsetEventhdlrCopy(SCIP *scip, SCIP_EVENTHDLR *eventhdlr, SCIP_DECL_EVENTCOPY((*eventcopy)))
Definition: scip_event.c:127
SCIP_DECL_EVENTINITSOL(EventhdlrNewSol::scip_initsol)
int neventhdlrs
Definition: struct_set.h:118
SCIP_EVENTHDLR ** SCIPgetEventhdlrs(SCIP *scip)
Definition: scip_event.c:238
SCIP_DECL_EVENTINIT(EventhdlrNewSol::scip_init)
SCIP_DECL_EVENTFREE(EventhdlrNewSol::scip_free)
SCIP_MEM * mem
Definition: struct_scip.h:62
SCIP_RETCODE SCIProwCatchEvent(SCIP_ROW *row, BMS_BLKMEM *blkmem, SCIP_SET *set, SCIP_EVENTTYPE eventtype, SCIP_EVENTHDLR *eventhdlr, SCIP_EVENTDATA *eventdata, int *filterpos)
Definition: lp.c:7821
void SCIPeventhdlrSetInitsol(SCIP_EVENTHDLR *eventhdlr, SCIP_DECL_EVENTINITSOL((*eventinitsol)))
Definition: event.c:390
SCIP_RETCODE SCIPsetEventhdlrFree(SCIP *scip, SCIP_EVENTHDLR *eventhdlr, SCIP_DECL_EVENTFREE((*eventfree)))
Definition: scip_event.c:141
SCIP_EXPORT const char * SCIPvarGetName(SCIP_VAR *var)
Definition: var.c:17017
SCIP_RETCODE SCIPeventfilterAdd(SCIP_EVENTFILTER *eventfilter, BMS_BLKMEM *blkmem, SCIP_SET *set, SCIP_EVENTTYPE eventtype, SCIP_EVENTHDLR *eventhdlr, SCIP_EVENTDATA *eventdata, int *filterpos)
Definition: event.c:1877
#define SCIPerrorMessage
Definition: pub_message.h:55
SCIP_EVENTFILTER * eventfilter
Definition: struct_scip.h:79
public methods for event handler plugins and event handlers
SCIP_RETCODE SCIPcatchEvent(SCIP *scip, SCIP_EVENTTYPE eventtype, SCIP_EVENTHDLR *eventhdlr, SCIP_EVENTDATA *eventdata, int *filterpos)
Definition: scip_event.c:277
SCIP_RETCODE SCIPcheckStage(SCIP *scip, const char *method, SCIP_Bool init, SCIP_Bool problem, SCIP_Bool transforming, SCIP_Bool transformed, SCIP_Bool initpresolve, SCIP_Bool presolving, SCIP_Bool exitpresolve, SCIP_Bool presolved, SCIP_Bool initsolve, SCIP_Bool solving, SCIP_Bool solved, SCIP_Bool exitsolve, SCIP_Bool freetrans, SCIP_Bool freescip)
Definition: debug.c:2152
struct SCIP_EventData SCIP_EVENTDATA
Definition: type_event.h:164
void SCIPeventhdlrSetExit(SCIP_EVENTHDLR *eventhdlr, SCIP_DECL_EVENTEXIT((*eventexit)))
Definition: event.c:379
#define NULL
Definition: lpi_spx1.cpp:155
internal methods for global SCIP settings
#define SCIP_CALL(x)
Definition: def.h:370
SCIP main data structure.
internal methods for problem variables
SCIP_RETCODE SCIPdropVarEvent(SCIP *scip, SCIP_VAR *var, SCIP_EVENTTYPE eventtype, SCIP_EVENTHDLR *eventhdlr, SCIP_EVENTDATA *eventdata, int filterpos)
Definition: scip_event.c:391
void SCIPeventhdlrSetFree(SCIP_EVENTHDLR *eventhdlr, SCIP_DECL_EVENTFREE((*eventfree)))
Definition: event.c:357
SCIP_EXPORT SCIP_Bool SCIPvarIsOriginal(SCIP_VAR *var)
Definition: var.c:17146
methods for debugging
datastructures for block memory pools and memory buffers
SCIP_RETCODE SCIPcatchRowEvent(SCIP *scip, SCIP_ROW *row, SCIP_EVENTTYPE eventtype, SCIP_EVENTHDLR *eventhdlr, SCIP_EVENTDATA *eventdata, int *filterpos)
Definition: scip_event.c:431
SCIP_RETCODE SCIPsetEventhdlrExitsol(SCIP *scip, SCIP_EVENTHDLR *eventhdlr, SCIP_DECL_EVENTEXITSOL((*eventexitsol)))
Definition: scip_event.c:197
SCIP_RETCODE SCIPincludeEventhdlrBasic(SCIP *scip, SCIP_EVENTHDLR **eventhdlrptr, const char *name, const char *desc, SCIP_DECL_EVENTEXEC((*eventexec)), SCIP_EVENTHDLRDATA *eventhdlrdata)
Definition: scip_event.c:95
SCIP_RETCODE SCIProwDropEvent(SCIP_ROW *row, BMS_BLKMEM *blkmem, SCIP_SET *set, SCIP_EVENTTYPE eventtype, SCIP_EVENTHDLR *eventhdlr, SCIP_EVENTDATA *eventdata, int filterpos)
Definition: lp.c:7845
BMS_BLKMEM * probmem
Definition: struct_mem.h:40
SCIP_RETCODE SCIPsetEventhdlrDelete(SCIP *scip, SCIP_EVENTHDLR *eventhdlr, SCIP_DECL_EVENTDELETE((*eventdelete)))
Definition: scip_event.c:211
SCIP_RETCODE SCIPsetEventhdlrInit(SCIP *scip, SCIP_EVENTHDLR *eventhdlr, SCIP_DECL_EVENTINIT((*eventinit)))
Definition: scip_event.c:155
SCIP_RETCODE SCIPdropEvent(SCIP *scip, SCIP_EVENTTYPE eventtype, SCIP_EVENTHDLR *eventhdlr, SCIP_EVENTDATA *eventdata, int filterpos)
Definition: scip_event.c:311
SCIP_SET * set
Definition: struct_scip.h:63
public methods for message output
SCIP_RETCODE SCIPincludeEventhdlr(SCIP *scip, const char *name, const char *desc, SCIP_DECL_EVENTCOPY((*eventcopy)), SCIP_DECL_EVENTFREE((*eventfree)), SCIP_DECL_EVENTINIT((*eventinit)), SCIP_DECL_EVENTEXIT((*eventexit)), SCIP_DECL_EVENTINITSOL((*eventinitsol)), SCIP_DECL_EVENTEXITSOL((*eventexitsol)), SCIP_DECL_EVENTDELETE((*eventdelete)), SCIP_DECL_EVENTEXEC((*eventexec)), SCIP_EVENTHDLRDATA *eventhdlrdata)
Definition: scip_event.c:54
SCIP_DECL_EVENTEXEC(EventhdlrNewSol::scip_exec)
#define SCIP_EVENTTYPE_VARCHANGED
Definition: type_event.h:121
SCIP_DECL_EVENTEXITSOL(EventhdlrNewSol::scip_exitsol)
#define SCIP_DECL_EVENTCOPY(x)
Definition: type_event.h:174
SCIP_RETCODE SCIPcatchVarEvent(SCIP *scip, SCIP_VAR *var, SCIP_EVENTTYPE eventtype, SCIP_EVENTHDLR *eventhdlr, SCIP_EVENTDATA *eventdata, int *filterpos)
Definition: scip_event.c:345
SCIP_RETCODE SCIPdropRowEvent(SCIP *scip, SCIP_ROW *row, SCIP_EVENTTYPE eventtype, SCIP_EVENTHDLR *eventhdlr, SCIP_EVENTDATA *eventdata, int filterpos)
Definition: scip_event.c:471
SCIP_DECL_EVENTDELETE(EventhdlrNewSol::scip_delete)
void SCIPeventhdlrSetDelete(SCIP_EVENTHDLR *eventhdlr, SCIP_DECL_EVENTDELETE((*eventdelete)))
Definition: event.c:412
SCIP_RETCODE SCIPvarDropEvent(SCIP_VAR *var, BMS_BLKMEM *blkmem, SCIP_SET *set, SCIP_EVENTTYPE eventtype, SCIP_EVENTHDLR *eventhdlr, SCIP_EVENTDATA *eventdata, int filterpos)
Definition: var.c:18174
SCIP_RETCODE SCIPeventhdlrCreate(SCIP_EVENTHDLR **eventhdlr, SCIP_SET *set, const char *name, const char *desc, SCIP_DECL_EVENTCOPY((*eventcopy)), SCIP_DECL_EVENTFREE((*eventfree)), SCIP_DECL_EVENTINIT((*eventinit)), SCIP_DECL_EVENTEXIT((*eventexit)), SCIP_DECL_EVENTINITSOL((*eventinitsol)), SCIP_DECL_EVENTEXITSOL((*eventexitsol)), SCIP_DECL_EVENTDELETE((*eventdelete)), SCIP_DECL_EVENTEXEC((*eventexec)), SCIP_EVENTHDLRDATA *eventhdlrdata)
Definition: event.c:114
datastructures for global SCIP settings
SCIP_EVENTHDLR ** eventhdlrs
Definition: struct_set.h:82
SCIP_RETCODE SCIPsetEventhdlrExit(SCIP *scip, SCIP_EVENTHDLR *eventhdlr, SCIP_DECL_EVENTEXIT((*eventexit)))
Definition: scip_event.c:169
uint64_t SCIP_EVENTTYPE
Definition: type_event.h:142