1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
3 // File: PlaneGCSSolver_Storage.cpp
4 // Created: 14 Dec 2015
5 // Author: Artem ZHIDKOV
7 #include <PlaneGCSSolver_Storage.h>
8 #include <PlaneGCSSolver_Builder.h>
9 #include <PlaneGCSSolver_Solver.h>
10 #include <PlaneGCSSolver_ConstraintWrapper.h>
11 #include <PlaneGCSSolver_EntityWrapper.h>
12 #include <PlaneGCSSolver_PointWrapper.h>
13 #include <PlaneGCSSolver_ScalarWrapper.h>
14 #include <PlaneGCSSolver_ParameterWrapper.h>
16 #include <GeomAPI_Edge.h>
17 #include <GeomAPI_Dir2d.h>
18 #include <GeomAPI_Pnt2d.h>
19 #include <GeomAPI_XY.h>
20 #include <GeomDataAPI_Point2D.h>
21 #include <SketchPlugin_Arc.h>
22 #include <SketchPlugin_ConstraintTangent.h>
27 PlaneGCSSolver_Storage::PlaneGCSSolver_Storage(const GroupID& theGroup)
28 : SketchSolver_Storage(theGroup),
29 myEntityLastID(EID_SKETCH),
30 myConstraintLastID(CID_UNKNOWN)
34 void PlaneGCSSolver_Storage::addConstraint(
35 ConstraintPtr theConstraint,
36 std::list<ConstraintWrapperPtr> theSolverConstraints)
38 SketchSolver_Storage::addConstraint(theConstraint, theSolverConstraints);
40 // update point-point coincidence
41 if (!theSolverConstraints.empty() &&
42 theSolverConstraints.front()->type() == CONSTRAINT_PT_PT_COINCIDENT) {
43 std::list<ConstraintWrapperPtr>::iterator aCIt = theSolverConstraints.begin();
44 for (; aCIt != theSolverConstraints.end(); ++aCIt)
50 bool PlaneGCSSolver_Storage::update(ConstraintWrapperPtr theConstraint)
52 bool isUpdated = false;
53 std::shared_ptr<PlaneGCSSolver_ConstraintWrapper> aConstraint =
54 std::dynamic_pointer_cast<PlaneGCSSolver_ConstraintWrapper>(theConstraint);
56 // point-Line distance should be positive
57 if (aConstraint->type() == CONSTRAINT_PT_LINE_DISTANCE && aConstraint->value() < 0.0)
58 aConstraint->setValue(-aConstraint->value());
60 // make value of constraint unchangeable
61 ParameterWrapperPtr aValue = aConstraint->valueParameter();
63 isUpdated = update(aValue) || isUpdated;
65 // update constrained entities
66 std::list<EntityWrapperPtr> anEntities = theConstraint->entities();
67 std::list<EntityWrapperPtr>::iterator anIt = anEntities.begin();
68 for (; anIt != anEntities.end(); ++anIt)
69 isUpdated = update(*anIt) || isUpdated;
71 if (aConstraint->id() == CID_UNKNOWN) {
72 const std::list<EntityWrapperPtr>& aSubs = aConstraint->entities();
73 // check middle-point constraint conflicts with point-on-line
74 if (aConstraint->type() == CONSTRAINT_MIDDLE_POINT) {
75 std::map<ConstraintPtr, std::list<ConstraintWrapperPtr> >::const_iterator
76 anIt = myConstraintMap.begin();
77 for (; anIt != myConstraintMap.end(); ++anIt) {
78 EntityWrapperPtr aPoint, aLine;
79 ConstraintWrapperPtr aCurrentConstr = anIt->second.front();
80 if (aCurrentConstr->type() != CONSTRAINT_PT_ON_LINE)
82 const std::list<EntityWrapperPtr>& aCurSubs = aCurrentConstr->entities();
83 std::list<EntityWrapperPtr>::const_iterator aSIt1, aSIt2;
84 for (aSIt1 = aSubs.begin(); aSIt1 != aSubs.end(); ++aSIt1) {
85 if ((*aSIt1)->type() == ENTITY_POINT)
87 else if((*aSIt1)->type() == ENTITY_LINE)
91 for (aSIt2 = aCurSubs.begin(); aSIt2 != aCurSubs.end(); ++aSIt2)
92 if ((*aSIt1)->id() == (*aSIt2)->id())
94 if (aSIt2 == aCurSubs.end())
97 // point-on-line found, change it to bisector
98 if (aSIt1 == aSubs.end()) {
99 std::list<GCSConstraintPtr> aConstrList = aConstraint->constraints();
100 aConstrList.pop_front();
101 aConstraint->setConstraints(aConstrList);
107 // Change ID of constraints
108 aConstraint->setId(++myConstraintLastID);
114 /// \brief Update coordinates of the point or scalar using its base attribute
115 static bool updateValues(EntityWrapperPtr& theEntity)
117 bool isUpdated = false;
118 AttributePtr anAttr = theEntity->baseAttribute();
119 const std::list<ParameterWrapperPtr> aParams = theEntity->parameters();
123 std::shared_ptr<GeomDataAPI_Point2D> aPoint2D =
124 std::dynamic_pointer_cast<GeomDataAPI_Point2D>(anAttr);
126 aCoord[0] = aPoint2D->x();
127 aCoord[1] = aPoint2D->y();
129 AttributeDoublePtr aScalar = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(anAttr);
131 aCoord[0] = aScalar->value();
134 std::list<ParameterWrapperPtr>::const_iterator anIt = aParams.begin();
135 for (int i = 0; anIt != aParams.end(); ++anIt, ++i)
136 if (fabs((*anIt)->value() - aCoord[i]) > tolerance) {
137 (*anIt)->setValue(aCoord[i]);
143 bool PlaneGCSSolver_Storage::update(EntityWrapperPtr theEntity)
145 if (theEntity->type() == ENTITY_SKETCH)
146 return true; // sketch is not necessary for PlaneGCS, so it is always says true
148 bool isUpdated = false;
150 if (theEntity->baseAttribute()) {
151 isUpdated = updateValues(theEntity);
153 setNeedToResolve(true);
154 if (theEntity->type() == ENTITY_POINT && theEntity->group() != myGroupID)
155 updateCoincident(theEntity);
160 std::list<ParameterWrapperPtr> aParams = theEntity->parameters();
161 std::list<ParameterWrapperPtr>::iterator aPIt = aParams.begin();
162 for (; aPIt != aParams.end(); ++aPIt)
163 isUpdated = update(*aPIt) || isUpdated;
165 // update sub-entities
166 std::list<EntityWrapperPtr> aSubEntities = theEntity->subEntities();
167 std::list<EntityWrapperPtr>::iterator aSIt = aSubEntities.begin();
168 for (; aSIt != aSubEntities.end(); ++aSIt)
169 isUpdated = update(*aSIt) || isUpdated;
171 // additional constraints for the arc processing
172 if (theEntity->type() == ENTITY_ARC)
173 processArc(theEntity);
175 // Change entity's ID, if necessary
176 if (theEntity->id() == EID_UNKNOWN) {
177 if (theEntity->type() == ENTITY_POINT) {
178 std::shared_ptr<PlaneGCSSolver_PointWrapper> aPoint =
179 std::dynamic_pointer_cast<PlaneGCSSolver_PointWrapper>(theEntity);
181 aPoint = std::dynamic_pointer_cast<PlaneGCSSolver_PointWrapper>(
182 theEntity->subEntities().front());
184 aPoint->setId(++myEntityLastID);
185 } else if (theEntity->type() == ENTITY_SCALAR) {
186 std::shared_ptr<PlaneGCSSolver_ScalarWrapper> aScalar =
187 std::dynamic_pointer_cast<PlaneGCSSolver_ScalarWrapper>(theEntity);
188 aScalar->setId(++myEntityLastID);
190 std::shared_ptr<PlaneGCSSolver_EntityWrapper> aGCSEnt =
191 std::dynamic_pointer_cast<PlaneGCSSolver_EntityWrapper>(theEntity);
192 aGCSEnt->setId(++myEntityLastID);
198 bool PlaneGCSSolver_Storage::update(ParameterWrapperPtr theParameter)
200 std::shared_ptr<PlaneGCSSolver_ParameterWrapper> aParam =
201 std::dynamic_pointer_cast<PlaneGCSSolver_ParameterWrapper>(theParameter);
202 if (aParam->isProcessed())
204 if (theParameter->group() != myGroupID || theParameter->isParametric())
205 myConst.push_back(aParam->parameter());
207 myParameters.push_back(aParam->parameter());
208 aParam->setProcessed(true);
213 bool PlaneGCSSolver_Storage::remove(ConstraintWrapperPtr theConstraint)
215 std::shared_ptr<PlaneGCSSolver_ConstraintWrapper> aConstraint =
216 std::dynamic_pointer_cast<PlaneGCSSolver_ConstraintWrapper>(theConstraint);
218 bool isFullyRemoved = true;
219 // remove point-point coincidence
220 if (aConstraint->type() == CONSTRAINT_PT_PT_COINCIDENT)
221 isFullyRemoved = removeCoincidence(theConstraint) && isFullyRemoved;
222 // remove sub-entities
223 const std::list<EntityWrapperPtr>& aSubs = aConstraint->entities();
224 std::list<EntityWrapperPtr>::const_iterator aSIt = aSubs.begin();
225 for (; aSIt != aSubs.end(); ++ aSIt)
226 isFullyRemoved = remove(*aSIt) && isFullyRemoved;
228 if (aConstraint->valueParameter())
229 isFullyRemoved = remove(aConstraint->valueParameter()) && isFullyRemoved;
230 if (!isFullyRemoved && aConstraint->baseConstraint() &&
231 (!aConstraint->baseConstraint()->data() || !aConstraint->baseConstraint()->data()->isValid()))
232 isFullyRemoved = true;
233 setNeedToResolve(true);
234 myRemovedConstraints.insert(myRemovedConstraints.end(),
235 aConstraint->constraints().begin(), aConstraint->constraints().end());
237 if (isFullyRemoved && theConstraint->id() == myConstraintLastID)
238 --myConstraintLastID;
240 return isFullyRemoved;
243 bool PlaneGCSSolver_Storage::remove(EntityWrapperPtr theEntity)
245 // do not remove entity, if it is used by constraints or other entities
246 if ((theEntity->baseFeature() && isUsed(theEntity->baseFeature())) ||
247 (theEntity->baseAttribute() && isUsed(theEntity->baseAttribute())))
250 bool isFullyRemoved = SketchSolver_Storage::remove(theEntity);
251 if (isFullyRemoved) {
252 if (theEntity->type() == ENTITY_ARC) {
253 // remove arc additional constraints
254 std::map<EntityWrapperPtr, std::vector<GCSConstraintPtr> >::iterator
255 aFound = myArcConstraintMap.find(theEntity);
256 if (aFound != myArcConstraintMap.end()) {
257 myRemovedConstraints.insert(myRemovedConstraints.end(),
258 aFound->second.begin(), aFound->second.end());
259 myArcConstraintMap.erase(aFound);
262 if (theEntity->id() == myEntityLastID)
265 return isFullyRemoved;
268 bool PlaneGCSSolver_Storage::remove(ParameterWrapperPtr theParameter)
270 std::shared_ptr<PlaneGCSSolver_ParameterWrapper> aParam =
271 std::dynamic_pointer_cast<PlaneGCSSolver_ParameterWrapper>(theParameter);
272 if (aParam->isProcessed()) {
273 double* aValPtr = aParam->parameter();
274 GCS::VEC_pD::iterator anIt = myParameters.begin();
275 for (; anIt != myParameters.end(); ++anIt)
276 if (*anIt == aValPtr)
278 if (anIt != myParameters.end()) {
279 myParameters.erase(anIt);
280 setNeedToResolve(true);
281 aParam->setProcessed(false);
284 for (anIt = myConst.begin(); anIt != myConst.end(); ++anIt)
285 if (*anIt == aValPtr)
287 if (anIt != myConst.end()) {
289 setNeedToResolve(true);
290 aParam->setProcessed(false);
298 void PlaneGCSSolver_Storage::addCoincidentPoints(
299 EntityWrapperPtr theMaster, EntityWrapperPtr theSlave)
301 if (theMaster->type() != ENTITY_POINT || theSlave->type() != ENTITY_POINT)
304 std::shared_ptr<PlaneGCSSolver_PointWrapper> aMaster =
305 std::dynamic_pointer_cast<PlaneGCSSolver_PointWrapper>(theMaster);
307 aMaster = std::dynamic_pointer_cast<PlaneGCSSolver_PointWrapper>(
308 std::dynamic_pointer_cast<PlaneGCSSolver_EntityWrapper>(theMaster)->subEntities().front());
309 std::shared_ptr<PlaneGCSSolver_PointWrapper> aSlave =
310 std::dynamic_pointer_cast<PlaneGCSSolver_PointWrapper>(theSlave);
312 aSlave = std::dynamic_pointer_cast<PlaneGCSSolver_PointWrapper>(
313 std::dynamic_pointer_cast<PlaneGCSSolver_EntityWrapper>(theSlave)->subEntities().front());
315 // Search available coincidence
316 CoincidentPointsMap::iterator aMasterFound = myCoincidentPoints.find(aMaster);
317 CoincidentPointsMap::iterator aSlaveFound = myCoincidentPoints.find(aSlave);
318 if (aMasterFound == myCoincidentPoints.end() && aSlaveFound == myCoincidentPoints.end()) {
319 // try to find master and slave points in the lists of slaves of already existent coincidences
320 CoincidentPointsMap::iterator anIt = myCoincidentPoints.begin();
321 for (; anIt != myCoincidentPoints.end(); ++anIt) {
322 if (anIt->second.find(aMaster) != anIt->second.end())
324 else if (anIt->second.find(aSlave) != anIt->second.end())
327 if (aMasterFound != myCoincidentPoints.end() && aSlaveFound != myCoincidentPoints.end())
332 if (aMasterFound == myCoincidentPoints.end()) {
334 myCoincidentPoints[aMaster] = std::set<EntityWrapperPtr>();
335 aMasterFound = myCoincidentPoints.find(aMaster);
336 } else if (aMasterFound == aSlaveFound)
337 return; // already coincident
339 if (aSlaveFound != myCoincidentPoints.end()) {
340 // A slave has been found, we need to attach all points coincident with it to the new master
341 std::set<EntityWrapperPtr> aNewSlaves = aSlaveFound->second;
342 aNewSlaves.insert(aSlaveFound->first);
343 myCoincidentPoints.erase(aSlaveFound);
345 std::set<EntityWrapperPtr>::const_iterator aSlIt = aNewSlaves.begin();
346 for (; aSlIt != aNewSlaves.end(); ++aSlIt)
347 addCoincidentPoints(aMaster, *aSlIt);
349 //std::list<ParameterWrapperPtr> aSlaveParams = aSlave->parameters();
350 //aSlave->setParameters(aMaster->parameters());
352 //// Remove slave's parameters
353 //std::list<ParameterWrapperPtr>::iterator aParIt = aSlaveParams.begin();
354 //for (; aParIt != aSlaveParams.end(); ++aParIt)
357 aMasterFound->second.insert(aSlave);
362 void PlaneGCSSolver_Storage::changeGroup(EntityWrapperPtr theEntity, const GroupID& theGroup)
364 theEntity->setGroup(theGroup);
365 if (theGroup == myGroupID)
366 makeVariable(theEntity);
368 if (theEntity->type() == ENTITY_POINT)
370 makeConstant(theEntity);
374 void PlaneGCSSolver_Storage::changeGroup(ParameterWrapperPtr theParam, const GroupID& theGroup)
379 void PlaneGCSSolver_Storage::verifyFixed()
384 void PlaneGCSSolver_Storage::processArc(const EntityWrapperPtr& theArc)
386 // no need to constraint a fixed arc
387 if (theArc->group() == GID_OUTOFGROUP)
390 // Calculate additional parameters necessary for PlaneGCS
391 const std::list<EntityWrapperPtr>& aSubs = theArc->subEntities();
392 std::list<EntityWrapperPtr>::const_iterator aSubIt = aSubs.begin();
393 while ((*aSubIt)->type() == ENTITY_POINT) // search scalar entities
395 double* aStartAngle = std::dynamic_pointer_cast<PlaneGCSSolver_ScalarWrapper>(*aSubIt++)->scalar();
396 double* aEndAngle = std::dynamic_pointer_cast<PlaneGCSSolver_ScalarWrapper>(*aSubIt++)->scalar();
397 double* aRadius = std::dynamic_pointer_cast<PlaneGCSSolver_ScalarWrapper>(*aSubIt)->scalar();
399 std::shared_ptr<SketchPlugin_Feature> anArcFeature =
400 std::dynamic_pointer_cast<SketchPlugin_Feature>(theArc->baseFeature());
401 std::shared_ptr<GeomDataAPI_Point2D> aCenterAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
402 anArcFeature->attribute(SketchPlugin_Arc::CENTER_ID()));
403 std::shared_ptr<GeomDataAPI_Point2D> aStartAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
404 anArcFeature->attribute(SketchPlugin_Arc::START_ID()));
405 std::shared_ptr<GeomDataAPI_Point2D> aEndAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
406 anArcFeature->attribute(SketchPlugin_Arc::END_ID()));
407 if (!aCenterAttr || !aStartAttr || !aEndAttr)
409 std::shared_ptr<GeomAPI_Pnt2d> aCenterPnt = aCenterAttr->pnt();
410 std::shared_ptr<GeomAPI_Pnt2d> aStartPnt = aStartAttr->pnt();
411 std::shared_ptr<GeomAPI_Pnt2d> aEndPnt = aEndAttr->pnt();
413 *aRadius = aCenterPnt->distance(aStartPnt);
414 if (!anArcFeature->lastResult())
416 std::shared_ptr<GeomAPI_Edge> anArcEdge =
417 std::dynamic_pointer_cast<GeomAPI_Edge>(anArcFeature->lastResult()->shape());
420 anArcEdge->getRange(*aStartAngle, *aEndAngle);
421 // verify the range is correct and not shifted to an angle
422 std::shared_ptr<GeomAPI_Dir2d> aDir(new GeomAPI_Dir2d(cos(*aStartAngle), sin(*aStartAngle)));
423 std::shared_ptr<GeomAPI_Pnt2d> aCalcStartPnt(
424 new GeomAPI_Pnt2d(aCenterPnt->xy()->added(aDir->xy()->multiplied(*aRadius))));
425 if (aCalcStartPnt->distance(aStartPnt) > tolerance) {
426 std::shared_ptr<GeomAPI_Dir2d> aDirToStart(
427 new GeomAPI_Dir2d(aStartPnt->xy()->decreased(aCenterPnt->xy())));
428 double anAngle = aDir->angle(aDirToStart);
429 *aStartAngle += anAngle;
430 *aEndAngle += anAngle;
433 // do not constraint copied arc
434 if (anArcFeature->isCopy())
436 // No need to add constraints if they are already exist
437 std::map<EntityWrapperPtr, std::vector<GCSConstraintPtr> >::const_iterator
438 aFound = myArcConstraintMap.find(theArc);
439 if (aFound != myArcConstraintMap.end())
442 // Prepare additional constraints to produce the arc
443 std::vector<GCSConstraintPtr> anArcConstraints;
444 std::shared_ptr<PlaneGCSSolver_EntityWrapper> anArcEnt =
445 std::dynamic_pointer_cast<PlaneGCSSolver_EntityWrapper>(theArc);
446 std::shared_ptr<GCS::Arc> anArc = std::dynamic_pointer_cast<GCS::Arc>(anArcEnt->entity());
447 // Distances from center till start and end points are equal to radius
448 anArcConstraints.push_back(GCSConstraintPtr(new GCS::ConstraintP2PDistance(
449 anArc->center, anArc->start, anArc->rad)));
450 anArcConstraints.push_back(GCSConstraintPtr(new GCS::ConstraintP2PDistance(
451 anArc->center, anArc->end, anArc->rad)));
452 // Angles of start and end points should be equal to given angles
453 anArcConstraints.push_back(GCSConstraintPtr(new GCS::ConstraintP2PAngle(
454 anArc->center, anArc->start, anArc->startAngle)));
455 anArcConstraints.push_back(GCSConstraintPtr(new GCS::ConstraintP2PAngle(
456 anArc->center, anArc->end, anArc->endAngle)));
458 myArcConstraintMap[theArc] = anArcConstraints;
462 void PlaneGCSSolver_Storage::makeConstant(const EntityWrapperPtr& theEntity)
464 toggleEntity(theEntity, myParameters, myConst);
465 if (theEntity->type() == ENTITY_POINT)
466 updateCoincident(theEntity);
469 void PlaneGCSSolver_Storage::makeVariable(const EntityWrapperPtr& theEntity)
471 toggleEntity(theEntity, myConst, myParameters);
474 static void getParametersToMove(const EntityWrapperPtr& theEntity, std::set<double*>& theParamList)
476 const std::list<ParameterWrapperPtr> aParams = theEntity->parameters();
477 std::list<ParameterWrapperPtr>::const_iterator aPIt = aParams.begin();
478 for (; aPIt != aParams.end(); ++aPIt)
480 std::dynamic_pointer_cast<PlaneGCSSolver_ParameterWrapper>(*aPIt)->parameter());
482 const std::list<EntityWrapperPtr> aSubs = theEntity->subEntities();
483 std::list<EntityWrapperPtr>::const_iterator aSIt = aSubs.begin();
485 if (theEntity->type() == ENTITY_ARC) {
486 // workaround for the arc processing, because the arc is fixed by a set of constraints,
487 // which will conflict with all parameters fixed:
489 getParametersToMove(*aSIt++, theParamList);
490 // 2. take start point
491 getParametersToMove(*aSIt++, theParamList);
492 // 3. skip end point, radius and start angle, but take end angle parameter
493 getParametersToMove(*(++aSIt), theParamList);
495 for (; aSIt != aSubs.end(); ++aSIt)
496 getParametersToMove(*aSIt, theParamList);
500 void PlaneGCSSolver_Storage::toggleEntity(
501 const EntityWrapperPtr& theEntity, GCS::VEC_pD& theFrom, GCS::VEC_pD& theTo)
503 std::set<double*> aParamsToMove;
504 getParametersToMove(theEntity, aParamsToMove);
506 GCS::VEC_pD::iterator anIt = theFrom.begin();
507 while (anIt != theFrom.end()) {
508 if (aParamsToMove.find(*anIt) == aParamsToMove.end()) {
513 theTo.push_back(*anIt);
514 int aShift = int(anIt - theFrom.begin());
516 anIt = theFrom.begin() + aShift;
520 void PlaneGCSSolver_Storage::updateCoincident(const EntityWrapperPtr& thePoint)
522 CoincidentPointsMap::iterator anIt = myCoincidentPoints.begin();
523 for (; anIt != myCoincidentPoints.end(); ++anIt) {
524 if (anIt->first == thePoint || anIt->second.find(thePoint) != anIt->second.end()) {
525 std::set<EntityWrapperPtr> aCoincident = anIt->second;
526 aCoincident.insert(anIt->first);
528 const std::list<ParameterWrapperPtr>& aBaseParams = thePoint->parameters();
529 std::list<ParameterWrapperPtr> aParams;
530 std::list<ParameterWrapperPtr>::const_iterator aBaseIt, anUpdIt;
532 std::set<EntityWrapperPtr>::const_iterator aCoincIt = aCoincident.begin();
533 for (; aCoincIt != aCoincident.end(); ++aCoincIt)
534 if (*aCoincIt != thePoint && (*aCoincIt)->group() != GID_OUTOFGROUP) {
535 aParams = (*aCoincIt)->parameters();
536 aBaseIt = aBaseParams.begin();
537 for (anUpdIt = aParams.begin(); anUpdIt != aParams.end(); ++anUpdIt, ++aBaseIt)
538 (*anUpdIt)->setValue((*aBaseIt)->value());
547 bool PlaneGCSSolver_Storage::isRedundant(
548 GCSConstraintPtr theCheckedConstraint,
549 ConstraintWrapperPtr theParentConstraint,
550 std::list<std::set<double*> >& theCoincidentPoints) const
552 if (theParentConstraint->type() == CONSTRAINT_SYMMETRIC) {
553 if (theCheckedConstraint->getTypeId() == GCS::Perpendicular) {
554 BuilderPtr aBuilder = PlaneGCSSolver_Builder::getInstance();
555 // check the initial point is placed on the mirror line
556 std::list<EntityWrapperPtr> aSubs = theParentConstraint->entities();
557 std::shared_ptr<GeomAPI_Pnt2d> aPoint = aBuilder->point(aSubs.front());
558 std::shared_ptr<GeomAPI_Lin2d> aLine = aBuilder->line(aSubs.back());
559 return aLine->distance(aPoint) < tolerance;
562 else if (theParentConstraint->type() == CONSTRAINT_PT_PT_COINCIDENT) {
563 // Verify that the coincidence between points is already added
564 GCS::VEC_pD aParams = theCheckedConstraint->params();
566 std::list<std::set<double*> >::iterator aCoincIt, aFound1, aFound2;
567 aFound1 = aFound2 = theCoincidentPoints.end();
568 for (aCoincIt = theCoincidentPoints.begin(); aCoincIt != theCoincidentPoints.end(); ++aCoincIt) {
569 if (aFound1 == theCoincidentPoints.end() && aCoincIt->find(aParams[0]) != aCoincIt->end())
571 if (aFound2 == theCoincidentPoints.end() && aCoincIt->find(aParams[1]) != aCoincIt->end())
573 if (aFound1 != theCoincidentPoints.end() && aFound2 != theCoincidentPoints.end())
576 if (aCoincIt != theCoincidentPoints.end()) { // both point are found
577 if (aFound1 == aFound2)
579 // merge two groups of coincidence
580 aFound1->insert(aFound2->begin(), aFound2->end());
581 theCoincidentPoints.erase(aFound2);
583 if (aFound1 != theCoincidentPoints.end())
584 aFound1->insert(aParams[1]);
585 else if (aFound2 != theCoincidentPoints.end())
586 aFound2->insert(aParams[0]);
588 std::set<double*> aNewCoincidence;
589 aNewCoincidence.insert(aParams[0]);
590 aNewCoincidence.insert(aParams[1]);
591 theCoincidentPoints.push_back(aNewCoincidence);
599 void PlaneGCSSolver_Storage::initializeSolver(SolverPtr theSolver)
601 std::shared_ptr<PlaneGCSSolver_Solver> aSolver =
602 std::dynamic_pointer_cast<PlaneGCSSolver_Solver>(theSolver);
610 // initialize constraints
611 std::map<ConstraintPtr, std::list<ConstraintWrapperPtr> >::const_iterator
612 aCIt = myConstraintMap.begin();
613 GCS::SET_I aTangentIDs;
614 std::list<std::set<double*> > aCoincidentPoints;
615 for (; aCIt != myConstraintMap.end(); ++aCIt) {
616 std::list<ConstraintWrapperPtr>::const_iterator aCWIt = aCIt->second.begin();
617 for (; aCWIt != aCIt->second.end(); ++ aCWIt) {
618 std::shared_ptr<PlaneGCSSolver_ConstraintWrapper> aGCS =
619 std::dynamic_pointer_cast<PlaneGCSSolver_ConstraintWrapper>(*aCWIt);
620 std::list<GCSConstraintPtr>::const_iterator anIt = aGCS->constraints().begin();
621 for (; anIt != aGCS->constraints().end(); ++anIt)
622 if (!isRedundant(*anIt, aGCS, aCoincidentPoints))
623 aSolver->addConstraint(*anIt);
625 // store IDs of tangent constraints to avoid incorrect report of redundant constraints
626 if (aCIt->first && aCIt->first->getKind() == SketchPlugin_ConstraintTangent::ID())
627 for (aCWIt = aCIt->second.begin(); aCWIt != aCIt->second.end(); ++ aCWIt)
628 aTangentIDs.insert((int)(*aCWIt)->id());
630 // additional constraints for arcs
631 std::map<EntityWrapperPtr, std::vector<GCSConstraintPtr> >::const_iterator
632 anArcIt = myArcConstraintMap.begin();
633 for (; anArcIt != myArcConstraintMap.end(); ++anArcIt) {
634 std::vector<GCSConstraintPtr>::const_iterator anIt = anArcIt->second.begin();
635 for (; anIt != anArcIt->second.end(); ++anIt)
636 aSolver->addConstraint(*anIt);
638 // removed waste constraints
639 std::list<GCSConstraintPtr>::const_iterator aRemIt = myRemovedConstraints.begin();
640 for (; aRemIt != myRemovedConstraints.end(); ++aRemIt)
641 aSolver->removeConstraint(*aRemIt);
642 myRemovedConstraints.clear();
643 // set list of tangent constraints
644 aSolver->setTangent(aTangentIDs);
645 // initialize unknowns
646 aSolver->setParameters(myParameters);
649 void PlaneGCSSolver_Storage::refresh(bool theFixedOnly) const
653 std::map<AttributePtr, EntityWrapperPtr>::const_iterator anIt = myAttributeMap.begin();
654 std::list<ParameterWrapperPtr> aParams;
655 std::list<ParameterWrapperPtr>::const_iterator aParIt;
656 for (; anIt != myAttributeMap.end(); ++anIt) {
657 // the external feature always should keep the up to date values, so,
658 // refresh from the solver is never needed
659 bool isExternal = false;
660 if (anIt->first.get()) {
661 std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
662 std::dynamic_pointer_cast<SketchPlugin_Feature>(anIt->first->owner());
663 if (aSketchFeature.get() && aSketchFeature->isExternal())
667 // update parameter wrappers and obtain values of attributes
668 aParams = anIt->second->parameters();
670 bool isUpd[3] = {false};
672 for (aParIt = aParams.begin(); i < 3 && aParIt != aParams.end(); ++aParIt, ++i) {
673 if (!theFixedOnly || isExternal ||
674 (*aParIt)->group() == GID_OUTOFGROUP || (*aParIt)->isParametric()) {
675 aCoords[i] = (*aParIt)->value();
679 if (!isUpd[0] && !isUpd[1] && !isUpd[2])
680 continue; // nothing is updated
682 std::shared_ptr<GeomDataAPI_Point2D> aPoint2D =
683 std::dynamic_pointer_cast<GeomDataAPI_Point2D>(anIt->first);
685 if ((isUpd[0] && fabs(aPoint2D->x() - aCoords[0]) > tolerance) ||
686 (isUpd[1] && fabs(aPoint2D->y() - aCoords[1]) > tolerance) || isExternal) {
687 if (!isUpd[0] || isExternal) aCoords[0] = aPoint2D->x();
688 if (!isUpd[1] || isExternal) aCoords[1] = aPoint2D->y();
689 aPoint2D->setValue(aCoords[0], aCoords[1]);
690 // Find points coincident with this one (probably not in GID_OUTOFGROUP)
691 CoincidentPointsMap::const_iterator aCoincIt = myCoincidentPoints.begin();
692 for (; aCoincIt != myCoincidentPoints.end(); ++aCoincIt)
693 if (aCoincIt->first == anIt->second ||
694 aCoincIt->second.find(anIt->second) != aCoincIt->second.end())
696 if (aCoincIt != myCoincidentPoints.end()) {
697 aPoint2D = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
698 aCoincIt->first->baseAttribute());
700 aPoint2D->setValue(aCoords[0], aCoords[1]);
701 std::set<EntityWrapperPtr>::const_iterator aSlaveIt = aCoincIt->second.begin();
702 for (; aSlaveIt != aCoincIt->second.end(); ++aSlaveIt) {
703 aPoint2D = std::dynamic_pointer_cast<GeomDataAPI_Point2D>((*aSlaveIt)->baseAttribute());
705 aPoint2D->setValue(aCoords[0], aCoords[1]);
711 AttributeDoublePtr aScalar = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(anIt->first);
712 if (aScalar && !isExternal) {
713 if (isUpd[0] && fabs(aScalar->value() - aCoords[0]) > tolerance)
714 aScalar->setValue(aCoords[0]);
719 //blockEvents(false);
722 EntityWrapperPtr PlaneGCSSolver_Storage::calculateMiddlePoint(
723 EntityWrapperPtr theBase, double theCoeff)
725 std::shared_ptr<PlaneGCSSolver_Builder> aBuilder =
726 std::dynamic_pointer_cast<PlaneGCSSolver_Builder>(PlaneGCSSolver_Builder::getInstance());
728 std::shared_ptr<GeomAPI_XY> aMidPoint;
729 if (theBase->type() == ENTITY_LINE) {
730 std::shared_ptr<GeomAPI_Pnt2d> aPoints[2];
731 const std::list<EntityWrapperPtr>& aSubs = theBase->subEntities();
732 std::list<EntityWrapperPtr>::const_iterator anIt = aSubs.begin();
733 for (int i = 0; i < 2; ++i, ++anIt)
734 aPoints[i] = aBuilder->point(*anIt);
735 aMidPoint = aPoints[0]->xy()->multiplied(1.0 - theCoeff)->added(
736 aPoints[1]->xy()->multiplied(theCoeff));
738 else if (theBase->type() == ENTITY_ARC) {
740 double anArcPoint[3][2];
741 const std::list<EntityWrapperPtr>& aSubs = theBase->subEntities();
742 std::list<EntityWrapperPtr>::const_iterator anIt = aSubs.begin();
743 for (int i = 0; i < 3; ++i, ++anIt) {
744 std::shared_ptr<GeomAPI_Pnt2d> aPoint = aBuilder->point(*anIt);
745 anArcPoint[i][0] = aPoint->x();
746 anArcPoint[i][1] = aPoint->y();
748 // project last point of arc on the arc
749 double x = anArcPoint[1][0] - anArcPoint[0][0];
750 double y = anArcPoint[1][1] - anArcPoint[0][1];
751 double aRad = sqrt(x*x + y*y);
752 x = anArcPoint[2][0] - anArcPoint[0][0];
753 y = anArcPoint[2][1] - anArcPoint[0][1];
754 double aNorm = sqrt(x*x + y*y);
755 if (aNorm >= tolerance) {
756 anArcPoint[2][0] = x * aRad / aNorm;
757 anArcPoint[2][1] = y * aRad / aNorm;
759 anArcPoint[1][0] -= anArcPoint[0][0];
760 anArcPoint[1][1] -= anArcPoint[0][1];
761 if (theCoeff < tolerance) {
762 theX = anArcPoint[0][0] + anArcPoint[1][0];
763 theY = anArcPoint[0][1] + anArcPoint[1][1];
764 } else if (1 - theCoeff < tolerance) {
765 theX = anArcPoint[0][0] + anArcPoint[2][0];
766 theY = anArcPoint[0][1] + anArcPoint[2][1];
768 std::shared_ptr<GeomAPI_Dir2d> aStartDir(new GeomAPI_Dir2d(anArcPoint[1][0], anArcPoint[1][1]));
769 std::shared_ptr<GeomAPI_Dir2d> aEndDir(new GeomAPI_Dir2d(anArcPoint[2][0], anArcPoint[2][1]));
770 double anAngle = aStartDir->angle(aEndDir);
774 double aCos = cos(anAngle);
775 double aSin = sin(anAngle);
776 theX = anArcPoint[0][0] + anArcPoint[1][0] * aCos - anArcPoint[1][1] * aSin;
777 theY = anArcPoint[0][1] + anArcPoint[1][0] * aSin + anArcPoint[1][1] * aCos;
779 aMidPoint = std::shared_ptr<GeomAPI_XY>(new GeomAPI_XY(theX, theY));
783 return EntityWrapperPtr();
785 std::list<ParameterWrapperPtr> aParameters;
786 aParameters.push_back(aBuilder->createParameter(myGroupID, aMidPoint->x()));
787 aParameters.push_back(aBuilder->createParameter(myGroupID, aMidPoint->y()));
788 // Create entity (parameters are not filled)
789 GCSPointPtr aPnt(new GCS::Point);
790 aPnt->x = std::dynamic_pointer_cast<PlaneGCSSolver_ParameterWrapper>(aParameters.front())->parameter();
791 aPnt->y = std::dynamic_pointer_cast<PlaneGCSSolver_ParameterWrapper>(aParameters.back())->parameter();
793 EntityWrapperPtr aResult(new PlaneGCSSolver_PointWrapper(AttributePtr(), aPnt));
794 aResult->setGroup(myGroupID);
795 aResult->setParameters(aParameters);