1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
3 // File: SolveSpaceSolver_Builder.cpp
4 // Created: 25 Mar 2015
5 // Author: Artem ZHIDKOV
7 #include <SolveSpaceSolver_Builder.h>
8 #include <SolveSpaceSolver_Solver.h>
9 #include <SolveSpaceSolver_Storage.h>
10 #include <SolveSpaceSolver_ParameterWrapper.h>
11 #include <SolveSpaceSolver_EntityWrapper.h>
12 #include <SolveSpaceSolver_ConstraintWrapper.h>
13 #include <SolveSpaceSolver_ConstraintType.h>
15 #include <SketchSolver_Manager.h>
17 #include <GeomAPI_Dir2d.h>
18 #include <GeomAPI_Pnt2d.h>
19 #include <GeomAPI_XY.h>
20 #include <GeomDataAPI_Dir.h>
21 #include <GeomDataAPI_Point.h>
22 #include <GeomDataAPI_Point2D.h>
23 #include <ModelAPI_Attribute.h>
24 #include <ModelAPI_AttributeRefAttr.h>
26 #include <SketchPlugin_Arc.h>
27 #include <SketchPlugin_Circle.h>
28 #include <SketchPlugin_Line.h>
29 #include <SketchPlugin_Point.h>
34 static EntityWrapperPtr createLine(FeaturePtr theFeature,
35 const std::list<EntityWrapperPtr>& theAttributes,
36 const GroupID& theGroupID,
37 const EntityID& theSketchID);
38 static EntityWrapperPtr createCircle(FeaturePtr theFeature,
39 const std::list<EntityWrapperPtr>& theAttributes,
40 const GroupID& theGroupID,
41 const EntityID& theSketchID);
42 static EntityWrapperPtr createArc(FeaturePtr theFeature,
43 const std::list<EntityWrapperPtr>& theAttributes,
44 const GroupID& theGroupID,
45 const EntityID& theSketchID);
47 /// \brief Set flags of constraint to identify which points are coincident in the Tangency
48 /// (for more information, see SolveSpace documentation)
49 static void adjustTangency(ConstraintWrapperPtr theConstraint);
50 /// \brief Set flags for angle constraint
51 static void adjustAngle(ConstraintWrapperPtr theConstraint);
52 /// \brief Update mirror points
53 static void adjustMirror(ConstraintWrapperPtr theConstraint);
54 /// \brief Update positions of rotated features
55 static void adjustMultiRotation(ConstraintWrapperPtr theConstraint);
56 /// \brief Update positions of translated features
57 static void adjustMultiTranslation(ConstraintWrapperPtr theConstraint);
59 /// \brief Transform points to be symmetric regarding to the mirror line
60 static void makeMirrorPoints(EntityWrapperPtr theOriginal,
61 EntityWrapperPtr theMirrored,
62 EntityWrapperPtr theMirrorLine);
66 // Initialization of constraint builder self pointer
67 BuilderPtr SolveSpaceSolver_Builder::mySelf = SolveSpaceSolver_Builder::getInstance();
69 BuilderPtr SolveSpaceSolver_Builder::getInstance()
72 mySelf = BuilderPtr(new SolveSpaceSolver_Builder);
73 SketchSolver_Manager::instance()->setBuilder(mySelf);
78 StoragePtr SolveSpaceSolver_Builder::createStorage(const GroupID& theGroup) const
80 return StoragePtr(new SolveSpaceSolver_Storage(theGroup));
83 SolverPtr SolveSpaceSolver_Builder::createSolver() const
85 return SolverPtr(new SolveSpaceSolver_Solver);
89 std::list<ConstraintWrapperPtr> SolveSpaceSolver_Builder::createConstraint(
90 ConstraintPtr theConstraint,
91 const GroupID& theGroupID,
92 const EntityID& theSketchID,
93 const SketchSolver_ConstraintType& theType,
94 const double& theValue,
95 const EntityWrapperPtr& thePoint1,
96 const EntityWrapperPtr& thePoint2,
97 const EntityWrapperPtr& theEntity1,
98 const EntityWrapperPtr& theEntity2) const
100 if (theType == CONSTRAINT_SYMMETRIC)
101 return createMirror(theConstraint, theGroupID, theSketchID,
102 thePoint1, thePoint2, theEntity1);
104 int aType = ConstraintType::toSolveSpace(theType);
105 if (aType == SLVS_C_UNKNOWN)
106 return std::list<ConstraintWrapperPtr>();
108 Slvs_hEntity aSlvsEntities[4] = {SLVS_E_UNKNOWN, SLVS_E_UNKNOWN, SLVS_E_UNKNOWN, SLVS_E_UNKNOWN};
109 EntityWrapperPtr anOriginal[4] = {thePoint1, thePoint2, theEntity1, theEntity2};
110 std::list<EntityWrapperPtr> aConstrAttrList; // to be filled
111 for (int i = 0; i < 4; ++i) {
114 aSlvsEntities[i] = (Slvs_hEntity)anOriginal[i]->id();
115 if (aSlvsEntities[i] == SLVS_E_UNKNOWN)
116 return std::list<ConstraintWrapperPtr>(); // entity is not added into a storage, constraint can not be created
117 aConstrAttrList.push_back(anOriginal[i]);
120 Slvs_Constraint aConstraint = Slvs_MakeConstraint(
121 SLVS_C_UNKNOWN, (Slvs_hGroup)theGroupID, aType, (Slvs_hEntity)theSketchID,
122 theValue, aSlvsEntities[0], aSlvsEntities[1], aSlvsEntities[2], aSlvsEntities[3]);
123 ConstraintWrapperPtr aResult(new SolveSpaceSolver_ConstraintWrapper(theConstraint, aConstraint));
124 aResult->setValue(theValue);
125 aResult->setEntities(aConstrAttrList);
126 adjustConstraint(aResult);
128 return std::list<ConstraintWrapperPtr>(1, aResult);
131 std::list<ConstraintWrapperPtr> SolveSpaceSolver_Builder::createConstraint(
132 ConstraintPtr theConstraint,
133 const GroupID& theGroupID,
134 const EntityID& theSketchID,
135 const SketchSolver_ConstraintType& theType,
136 const double& theValue,
137 const EntityWrapperPtr& thePoint1,
138 const EntityWrapperPtr& thePoint2,
139 const std::list<EntityWrapperPtr>& theTrsfEnt) const
141 if (theType != CONSTRAINT_MULTI_ROTATION && theType != CONSTRAINT_MULTI_TRANSLATION)
142 return std::list<ConstraintWrapperPtr>();
144 int aType = ConstraintType::toSolveSpace(theType);
145 if (aType == SLVS_C_UNKNOWN)
146 return std::list<ConstraintWrapperPtr>();
148 Slvs_Constraint aConstraint =
149 Slvs_MakeConstraint(SLVS_C_UNKNOWN, (Slvs_hGroup)theGroupID, aType, (Slvs_hEntity)theSketchID,
150 theValue, SLVS_E_UNKNOWN, SLVS_E_UNKNOWN, SLVS_E_UNKNOWN, SLVS_E_UNKNOWN);
152 std::list<EntityWrapperPtr> aConstrAttrList = theTrsfEnt;
154 aConstrAttrList.push_front(thePoint2);
155 aConstrAttrList.push_front(thePoint1);
157 ConstraintWrapperPtr aResult(new SolveSpaceSolver_ConstraintWrapper(theConstraint, aConstraint));
158 aResult->setValue(theValue);
159 aResult->setEntities(aConstrAttrList);
160 return std::list<ConstraintWrapperPtr>(1, aResult);
164 std::list<ConstraintWrapperPtr> SolveSpaceSolver_Builder::createMirror(
165 ConstraintPtr theConstraint,
166 const GroupID& theGroupID,
167 const EntityID& theSketchID,
168 const EntityWrapperPtr& theEntity1,
169 const EntityWrapperPtr& theEntity2,
170 const EntityWrapperPtr& theMirrorLine) const
172 Slvs_Constraint aConstraint;
173 std::list<ConstraintWrapperPtr> aResult;
174 std::list<EntityWrapperPtr> aConstrAttrList;
175 if (theEntity1->type() == ENTITY_POINT) {
176 if (theEntity2->group() == theGroupID) // theEntity2 is not fixed
177 makeMirrorPoints(theEntity1, theEntity2, theMirrorLine);
179 aConstraint = Slvs_MakeConstraint(
180 SLVS_E_UNKNOWN, (Slvs_hGroup)theGroupID, SLVS_C_SYMMETRIC_LINE, (Slvs_hEntity)theSketchID,
181 0.0, (Slvs_hEntity)theEntity1->id(), (Slvs_hEntity)theEntity2->id(),
182 (Slvs_hEntity)theMirrorLine->id(), SLVS_E_UNKNOWN);
184 aConstrAttrList.push_back(theEntity1);
185 aConstrAttrList.push_back(theEntity2);
186 aConstrAttrList.push_back(theMirrorLine);
188 ConstraintWrapperPtr aWrapper(new SolveSpaceSolver_ConstraintWrapper(
189 theConstraint, aConstraint));
190 aWrapper->setEntities(aConstrAttrList);
191 aResult.push_back(aWrapper);
193 else if (theEntity1->type() == ENTITY_LINE) {
194 const std::list<EntityWrapperPtr>& aPoints1 = theEntity1->subEntities();
195 const std::list<EntityWrapperPtr>& aPoints2 = theEntity2->subEntities();
196 std::list<EntityWrapperPtr>::const_iterator anIt1 = aPoints1.begin();
197 std::list<EntityWrapperPtr>::const_iterator anIt2 = aPoints2.begin();
198 for (; anIt1 != aPoints1.end() && anIt2 != aPoints2.end(); ++anIt1, ++anIt2) {
199 std::list<ConstraintWrapperPtr> aMrrList =
200 createMirror(theConstraint, theGroupID, theSketchID, *anIt1, *anIt2, theMirrorLine);
201 aResult.insert(aResult.end(), aMrrList.begin(), aMrrList.end());
204 else if (theEntity1->type() == ENTITY_CIRCLE) {
205 const std::list<EntityWrapperPtr>& aPoints1 = theEntity1->subEntities();
206 std::list<EntityWrapperPtr>::const_iterator anIt1 = aPoints1.begin();
207 for (; anIt1 != aPoints1.end(); ++anIt1)
208 if ((*anIt1)->type() == ENTITY_POINT)
210 const std::list<EntityWrapperPtr>& aPoints2 = theEntity2->subEntities();
211 std::list<EntityWrapperPtr>::const_iterator anIt2 = aPoints2.begin();
212 for (; anIt2 != aPoints2.end(); ++anIt2)
213 if ((*anIt2)->type() == ENTITY_POINT)
216 std::list<ConstraintWrapperPtr> aMrrList =
217 createMirror(theConstraint, theGroupID, theSketchID, *anIt1, *anIt2, theMirrorLine);
218 aResult.insert(aResult.end(), aMrrList.begin(), aMrrList.end());
220 // Additional constraint for equal radii
221 aMrrList = createConstraint(theConstraint, theGroupID, theSketchID, CONSTRAINT_EQUAL_RADIUS,
222 0.0, EntityWrapperPtr(), EntityWrapperPtr(), theEntity1, theEntity2);
223 aResult.insert(aResult.end(), aMrrList.begin(), aMrrList.end());
225 else if (theEntity1->type() == ENTITY_ARC) {
226 // Do not allow mirrored arc recalculate its position until coordinated of all points recalculated
227 FeaturePtr aMirrArc = theEntity2->baseFeature();
228 aMirrArc->data()->blockSendAttributeUpdated(true);
230 std::list<ConstraintWrapperPtr> aMrrList;
231 std::list<EntityWrapperPtr>::const_iterator anIt1 = theEntity1->subEntities().begin();
232 std::list<EntityWrapperPtr>::const_iterator anIt2 = theEntity2->subEntities().begin();
233 if ((*anIt2)->group() == theGroupID) // mirrored point is not fixed
234 makeMirrorPoints(theEntity1->subEntities().front(),
235 theEntity2->subEntities().front(), theMirrorLine);
237 // Workaround to avoid problems in SolveSpace.
238 // The symmetry of two arcs will be done using symmetry of three points on these arcs:
239 // start point, end point, and any other point on the arc
240 std::list<EntityWrapperPtr> aBaseArcPoints(++anIt1, theEntity1->subEntities().end());
241 std::list<EntityWrapperPtr> aMirrorArcPoints(++anIt2, theEntity2->subEntities().end());
242 // indices of points of arc, center corresponds center, first point corresponds last point
243 aMirrorArcPoints.reverse();
245 anIt1 = aBaseArcPoints.begin();
246 anIt2 = aMirrorArcPoints.begin();
247 for (; anIt1 != aBaseArcPoints.end(); ++anIt1, ++anIt2) {
248 aMrrList = createMirror(theConstraint, theGroupID, theSketchID, *anIt1, *anIt2, theMirrorLine);
249 aResult.insert(aResult.end(), aMrrList.begin(), aMrrList.end());
251 // Restore event sending
252 aMirrArc->data()->blockSendAttributeUpdated(false);
257 void SolveSpaceSolver_Builder::adjustConstraint(ConstraintWrapperPtr theConstraint) const
259 SketchSolver_ConstraintType aType = theConstraint->type();
260 // Update flags in constraints
261 if (aType == CONSTRAINT_TANGENT_ARC_ARC || aType == CONSTRAINT_TANGENT_ARC_LINE)
262 adjustTangency(theConstraint);
263 else if (aType == CONSTRAINT_ANGLE)
264 adjustAngle(theConstraint);
265 else if (aType == CONSTRAINT_SYMMETRIC)
266 adjustMirror(theConstraint);
267 else if (aType == CONSTRAINT_MULTI_ROTATION)
268 adjustMultiRotation(theConstraint);
269 else if (aType == CONSTRAINT_MULTI_TRANSLATION)
270 adjustMultiTranslation(theConstraint);
273 EntityWrapperPtr SolveSpaceSolver_Builder::createFeature(
274 FeaturePtr theFeature,
275 const std::list<EntityWrapperPtr>& theAttributes,
276 const GroupID& theGroupID,
277 const EntityID& theSketchID) const
279 static EntityWrapperPtr aDummy;
280 if (!theFeature->data()->isValid())
284 CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theFeature);
286 return createSketchEntity(aSketch, theGroupID);
288 // SketchPlugin features
289 std::shared_ptr<SketchPlugin_Feature> aFeature =
290 std::dynamic_pointer_cast<SketchPlugin_Feature>(theFeature);
294 // Verify the feature by its kind
295 const std::string& aFeatureKind = aFeature->getKind();
297 if (aFeatureKind == SketchPlugin_Line::ID())
298 return createLine(theFeature, theAttributes, theGroupID, theSketchID);
300 else if (aFeatureKind == SketchPlugin_Circle::ID())
301 return createCircle(theFeature, theAttributes,theGroupID, theSketchID);
303 else if (aFeatureKind == SketchPlugin_Arc::ID())
304 return createArc(theFeature, theAttributes,theGroupID, theSketchID);
305 // Point (it has low probability to be an attribute of constraint, so it is checked at the end)
306 else if (aFeatureKind == SketchPlugin_Point::ID()) {
307 AttributePtr aPoint = theFeature->attribute(SketchPlugin_Point::COORD_ID());
308 if (!aPoint->isInitialized())
310 EntityWrapperPtr aSub = createAttribute(aPoint, theGroupID, theSketchID);
314 const Slvs_Entity& aSubEnt =
315 std::dynamic_pointer_cast<SolveSpaceSolver_EntityWrapper>(aSub)->entity();
316 EntityWrapperPtr aNewEntity(new SolveSpaceSolver_EntityWrapper(theFeature, aSubEnt));
317 aNewEntity->setSubEntities(std::list<EntityWrapperPtr>(1, aSub));
325 EntityWrapperPtr SolveSpaceSolver_Builder::createAttribute(
326 AttributePtr theAttribute,
327 const GroupID& theGroupID,
328 const EntityID& theSketchID) const
330 AttributePtr anAttribute = theAttribute;
331 AttributeRefAttrPtr aRefAttr =
332 std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(anAttribute);
334 if (aRefAttr->isObject()) {
335 // do not create features here
336 return EntityWrapperPtr();
338 anAttribute = aRefAttr->attr();
341 std::list<ParameterWrapperPtr> aParameters;
342 Slvs_Entity anEntity;
346 std::shared_ptr<GeomDataAPI_Point> aPoint =
347 std::dynamic_pointer_cast<GeomDataAPI_Point>(theAttribute);
349 aParameters.push_back(createParameter(theGroupID, aPoint->x(), !aPoint->textX().empty()));
350 aParameters.push_back(createParameter(theGroupID, aPoint->y(), !aPoint->textY().empty()));
351 aParameters.push_back(createParameter(theGroupID, aPoint->z(), !aPoint->textZ().empty()));
352 // Create entity (parameters are not filled)
353 anEntity = Slvs_MakePoint3d(SLVS_E_UNKNOWN, (Slvs_hGroup)theGroupID,
354 SLVS_E_UNKNOWN, SLVS_E_UNKNOWN, SLVS_E_UNKNOWN);
357 std::shared_ptr<GeomDataAPI_Point2D> aPoint2D =
358 std::dynamic_pointer_cast<GeomDataAPI_Point2D>(theAttribute);
360 aParameters.push_back(createParameter(theGroupID, aPoint2D->x(), !aPoint2D->textX().empty()));
361 aParameters.push_back(createParameter(theGroupID, aPoint2D->y(), !aPoint2D->textY().empty()));
362 // Create entity (parameters are not filled)
363 anEntity = Slvs_MakePoint2d(SLVS_E_UNKNOWN, (Slvs_hGroup)theGroupID,
364 (Slvs_hEntity)theSketchID, SLVS_E_UNKNOWN, SLVS_E_UNKNOWN);
366 // Scalar value (used for the distance entities)
367 AttributeDoublePtr aScalar =
368 std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(theAttribute);
370 aParameters.push_back(createParameter(theGroupID, aScalar->value(), !aScalar->text().empty()));
371 // Create entity (parameter is not filled)
372 anEntity = Slvs_MakeDistance(SLVS_E_UNKNOWN, (Slvs_hGroup)theGroupID,
373 (Slvs_hEntity)theSketchID, SLVS_E_UNKNOWN);
378 if (anEntity.type == 0) {
379 // unknown attribute type
380 return EntityWrapperPtr();
383 EntityWrapperPtr aResult(new SolveSpaceSolver_EntityWrapper(theAttribute, anEntity));
384 aResult->setParameters(aParameters);
390 EntityWrapperPtr SolveSpaceSolver_Builder::createSketchEntity(
391 CompositeFeaturePtr theSketch,
392 const GroupID& theGroupID) const
394 DataPtr aSketchData = theSketch->data();
395 if (!aSketchData || !aSketchData->isValid())
396 return EntityWrapperPtr(); // the sketch is incorrect
398 // Get parameters of workplane
399 AttributePtr aDirX = aSketchData->attribute(SketchPlugin_Sketch::DIRX_ID());
400 AttributePtr aNorm = aSketchData->attribute(SketchPlugin_Sketch::NORM_ID());
401 AttributePtr anOrigin = aSketchData->attribute(SketchPlugin_Sketch::ORIGIN_ID());
402 if (!anOrigin->isInitialized() || !aNorm->isInitialized() || !aDirX->isInitialized())
403 return EntityWrapperPtr();
405 EntityWrapperPtr aNewEnt;
406 std::list<EntityWrapperPtr> aSubs;
408 // Create SolveSpace entity corresponding to the sketch origin
409 aNewEnt = createAttribute(anOrigin, theGroupID);
411 return EntityWrapperPtr();
412 aSubs.push_back(aNewEnt);
414 // Create SolveSpace entity corresponding the the sketch normal
415 aNewEnt = createNormal(aNorm, aDirX, theGroupID);
417 return EntityWrapperPtr();
418 aSubs.push_back(aNewEnt);
421 Slvs_Entity aWorkplane = Slvs_MakeWorkplane(SLVS_E_UNKNOWN, (Slvs_hGroup)theGroupID,
422 SLVS_E_UNKNOWN, SLVS_E_UNKNOWN);
424 aNewEnt = EntityWrapperPtr(
425 new SolveSpaceSolver_EntityWrapper(FeaturePtr(theSketch), aWorkplane));
426 aNewEnt->setSubEntities(aSubs);
430 EntityWrapperPtr SolveSpaceSolver_Builder::createNormal(
431 AttributePtr theNormal,
432 AttributePtr theDirX,
433 const GroupID& theGroupID) const
435 std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(theNormal);
436 std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(theDirX);
437 if (!aDirX || !aNorm ||
438 (fabs(aDirX->x()) + fabs(aDirX->y()) + fabs(aDirX->z()) < tolerance) ||
439 !aNorm->isInitialized())
440 return EntityWrapperPtr();
441 // calculate Y direction
442 std::shared_ptr<GeomAPI_Dir> aDirY(new GeomAPI_Dir(aNorm->dir()->cross(aDirX->dir())));
444 // quaternion parameters of normal vector
445 double qw, qx, qy, qz;
446 Slvs_MakeQuaternion(aDirX->x(), aDirX->y(), aDirX->z(), aDirY->x(), aDirY->y(), aDirY->z(), &qw,
448 double aNormCoord[4] = { qw, qx, qy, qz };
450 // Create parameters of the normal
451 std::list<ParameterWrapperPtr> aParameters;
452 for (int i = 0; i < 4; i++)
453 aParameters.push_back(createParameter(theGroupID, aNormCoord[i]));
455 // Create a normal with empty parameters
456 Slvs_Entity aNormalEnt = Slvs_MakeNormal3d(SLVS_E_UNKNOWN, (Slvs_hGroup)theGroupID,
457 SLVS_E_UNKNOWN, SLVS_E_UNKNOWN, SLVS_E_UNKNOWN, SLVS_E_UNKNOWN);
458 EntityWrapperPtr aNormal(new SolveSpaceSolver_EntityWrapper(theNormal, aNormalEnt));
459 aNormal->setParameters(aParameters);
463 ParameterWrapperPtr SolveSpaceSolver_Builder::createParameter(
464 const GroupID& theGroup, const double theValue, const bool theExpr) const
466 Slvs_Param aParam = Slvs_MakeParam(SLVS_E_UNKNOWN, (Slvs_hGroup)theGroup, theValue);
467 ParameterWrapperPtr aWrapper(new SolveSpaceSolver_ParameterWrapper(aParam));
468 aWrapper->setIsParametric(theExpr);
476 // ================ Auxiliary functions ==========================
477 EntityWrapperPtr createLine(FeaturePtr theFeature,
478 const std::list<EntityWrapperPtr>& theAttributes,
479 const GroupID& theGroupID,
480 const EntityID& theSketchID)
482 EntityWrapperPtr aNewEntity;
483 std::list<EntityWrapperPtr> aSubs;
485 AttributePtr aStart = theFeature->attribute(SketchPlugin_Line::START_ID());
486 AttributePtr aEnd = theFeature->attribute(SketchPlugin_Line::END_ID());
487 if (!aStart->isInitialized() || !aEnd->isInitialized())
490 EntityWrapperPtr aStartEnt, aEndEnt;
491 std::list<EntityWrapperPtr>::const_iterator anIt = theAttributes.begin();
492 for (; anIt != theAttributes.end(); ++anIt) {
493 std::shared_ptr<SolveSpaceSolver_EntityWrapper> aSlvsEntity =
494 std::dynamic_pointer_cast<SolveSpaceSolver_EntityWrapper>(*anIt);
495 if (aSlvsEntity->isBase(aStart))
496 aStartEnt = aSlvsEntity;
497 else if (aSlvsEntity->isBase(aEnd))
498 aEndEnt = aSlvsEntity;
500 if (!aStartEnt || !aEndEnt)
503 aSubs.push_back(aStartEnt);
504 aSubs.push_back(aEndEnt);
505 Slvs_Entity anEntity = Slvs_MakeLineSegment(SLVS_E_UNKNOWN, (Slvs_hGroup)theGroupID,
506 (Slvs_hEntity)theSketchID, (Slvs_hEntity)aStartEnt->id(), (Slvs_hEntity)aEndEnt->id());
508 aNewEntity = EntityWrapperPtr(new SolveSpaceSolver_EntityWrapper(theFeature, anEntity));
509 aNewEntity->setSubEntities(aSubs);
513 EntityWrapperPtr createCircle(FeaturePtr theFeature,
514 const std::list<EntityWrapperPtr>& theAttributes,
515 const GroupID& theGroupID,
516 const EntityID& theSketchID)
518 EntityWrapperPtr aNewEntity;
519 std::list<EntityWrapperPtr> aSubs;
521 AttributePtr aCenter = theFeature->attribute(SketchPlugin_Circle::CENTER_ID());
522 AttributePtr aRadius = theFeature->attribute(SketchPlugin_Circle::RADIUS_ID());
523 if (!aCenter->isInitialized() || !aRadius->isInitialized())
526 EntityWrapperPtr aCenterEnt, aRadiusEnt, aNormalEnt;
527 std::list<EntityWrapperPtr>::const_iterator anIt = theAttributes.begin();
528 for (; anIt != theAttributes.end(); ++anIt) {
529 std::shared_ptr<SolveSpaceSolver_EntityWrapper> aSlvsEntity =
530 std::dynamic_pointer_cast<SolveSpaceSolver_EntityWrapper>(*anIt);
531 if (aSlvsEntity->isBase(aCenter))
532 aCenterEnt = aSlvsEntity;
533 else if (aSlvsEntity->isBase(aRadius))
534 aRadiusEnt = aSlvsEntity;
535 else if (aSlvsEntity->type() == ENTITY_NORMAL)
536 aNormalEnt = aSlvsEntity;
538 if (!aCenterEnt || !aRadiusEnt || !aNormalEnt)
541 aSubs.push_back(aCenterEnt);
542 aSubs.push_back(aRadiusEnt);
543 Slvs_Entity anEntity = Slvs_MakeCircle(SLVS_E_UNKNOWN, (Slvs_hGroup)theGroupID,
544 (Slvs_hEntity)theSketchID, (Slvs_hEntity)aCenterEnt->id(),
545 (Slvs_hEntity)aNormalEnt->id(), (Slvs_hEntity)aRadiusEnt->id());
547 aNewEntity = EntityWrapperPtr(new SolveSpaceSolver_EntityWrapper(theFeature, anEntity));
548 aNewEntity->setSubEntities(aSubs);
552 EntityWrapperPtr createArc(FeaturePtr theFeature,
553 const std::list<EntityWrapperPtr>& theAttributes,
554 const GroupID& theGroupID,
555 const EntityID& theSketchID)
557 EntityWrapperPtr aNewEntity;
558 std::list<EntityWrapperPtr> aSubs;
560 AttributePtr aCenter = theFeature->attribute(SketchPlugin_Arc::CENTER_ID());
561 AttributePtr aStart = theFeature->attribute(SketchPlugin_Arc::START_ID());
562 AttributePtr aEnd = theFeature->attribute(SketchPlugin_Arc::END_ID());
563 if (!aCenter->isInitialized() || !aStart->isInitialized() || !aEnd->isInitialized())
566 EntityWrapperPtr aCenterEnt, aStartEnt, aEndEnt, aNormalEnt;
567 std::list<EntityWrapperPtr>::const_iterator anIt = theAttributes.begin();
568 for (; anIt != theAttributes.end(); ++anIt) {
569 std::shared_ptr<SolveSpaceSolver_EntityWrapper> aSlvsEntity =
570 std::dynamic_pointer_cast<SolveSpaceSolver_EntityWrapper>(*anIt);
571 if (aSlvsEntity->isBase(aCenter))
572 aCenterEnt = aSlvsEntity;
573 else if (aSlvsEntity->isBase(aStart))
574 aStartEnt = aSlvsEntity;
575 else if (aSlvsEntity->isBase(aEnd))
576 aEndEnt = aSlvsEntity;
577 else if (aSlvsEntity->type() == ENTITY_NORMAL)
578 aNormalEnt = aSlvsEntity;
580 if (!aCenterEnt || !aStartEnt || !aEndEnt || !aNormalEnt)
583 aSubs.push_back(aCenterEnt);
584 aSubs.push_back(aStartEnt);
585 aSubs.push_back(aEndEnt);
586 Slvs_Entity anEntity = Slvs_MakeArcOfCircle(SLVS_E_UNKNOWN, (Slvs_hGroup)theGroupID,
587 (Slvs_hEntity)theSketchID, (Slvs_hEntity)aNormalEnt->id(),
588 (Slvs_hEntity)aCenterEnt->id(), (Slvs_hEntity)aStartEnt->id(), (Slvs_hEntity)aEndEnt->id());
590 aNewEntity = EntityWrapperPtr(new SolveSpaceSolver_EntityWrapper(theFeature, anEntity));
591 aNewEntity->setSubEntities(aSubs);
596 void adjustTangency(ConstraintWrapperPtr theConstraint)
598 BuilderPtr aBuilder = SolveSpaceSolver_Builder::getInstance();
600 std::shared_ptr<SolveSpaceSolver_ConstraintWrapper> aConstraint =
601 std::dynamic_pointer_cast<SolveSpaceSolver_ConstraintWrapper>(theConstraint);
603 // Collect start, end points of entities
604 std::shared_ptr<GeomAPI_Pnt2d> aStartEntPoints[2][2];
605 bool isCoinc[2][2] = {false};
606 const std::list<EntityWrapperPtr>& aSubs = aConstraint->entities();
607 std::list<EntityWrapperPtr>::const_iterator aSIt = aSubs.begin();
608 for (int i = 0; aSIt != aSubs.end(); ++aSIt, ++i) {
609 const std::list<EntityWrapperPtr>& aPoints = (*aSIt)->subEntities();
610 std::list<EntityWrapperPtr>::const_iterator aPIt = aPoints.begin();
611 if ((*aSIt)->type() == ENTITY_ARC)
613 for (int j = 0; aPIt != aPoints.end(); ++aPIt, ++j) {
614 aStartEntPoints[i][j] = aBuilder->point(*aPIt);
615 if (i > 0) { // check coincidence
616 for (int k = 0; k < 2; ++k)
617 if (aStartEntPoints[i][j]->distance(aStartEntPoints[0][k]) < tolerance)
618 isCoinc[0][k] = isCoinc[i][j] = true;
623 Slvs_Constraint& aSlvsConstraint = aConstraint->changeConstraint();
624 if (isCoinc[0][0] == false && isCoinc[0][1] == true)
625 aSlvsConstraint.other = 1;
626 else aSlvsConstraint.other = 0;
627 if (isCoinc[1][0] == false && isCoinc[1][1] == true)
628 aSlvsConstraint.other2 = 1;
629 else aSlvsConstraint.other2 = 0;
632 void adjustAngle(ConstraintWrapperPtr theConstraint)
634 BuilderPtr aBuilder = SolveSpaceSolver_Builder::getInstance();
636 std::shared_ptr<SolveSpaceSolver_ConstraintWrapper> aConstraint =
637 std::dynamic_pointer_cast<SolveSpaceSolver_ConstraintWrapper>(theConstraint);
639 std::shared_ptr<GeomAPI_Pnt2d> aPoints[2][2]; // start and end points of lines
640 const std::list<EntityWrapperPtr>& aConstrLines = aConstraint->entities();
641 std::list<EntityWrapperPtr>::const_iterator aCLIt = aConstrLines.begin();
642 for (int i = 0; aCLIt != aConstrLines.end(); ++i, ++aCLIt) {
643 const std::list<EntityWrapperPtr>& aLinePoints = (*aCLIt)->subEntities();
644 std::list<EntityWrapperPtr>::const_iterator aLPIt = aLinePoints.begin();
645 for (int j = 0; aLPIt != aLinePoints.end(); ++j, ++aLPIt)
646 aPoints[i][j] = aBuilder->point(*aLPIt);
649 std::shared_ptr<GeomAPI_Lin2d> aLine[2] = {
650 std::shared_ptr<GeomAPI_Lin2d>(new GeomAPI_Lin2d(aPoints[0][0], aPoints[0][1])),
651 std::shared_ptr<GeomAPI_Lin2d>(new GeomAPI_Lin2d(aPoints[1][0], aPoints[1][1]))
653 std::shared_ptr<GeomAPI_Pnt2d> anIntersection = aLine[0]->intersect(aLine[1]);
657 for (int i = 0; i < 2; i++) {
658 for (int j = 0; j < 2; j++) {
659 aDist[i][j] = anIntersection->distance(aPoints[i][j]);
660 if (fabs(aDist[i][j]) <= tolerance)
663 if (aDist[i][0] > tolerance && aDist[i][1] > tolerance &&
664 aDist[i][0] + aDist[i][1] < aPoints[i][0]->distance(aPoints[i][1]) + 2.0 * tolerance) {
665 // the intersection point is an inner point of the line,
666 // we change the sign of distance till start point to calculate correct coordinates
671 std::shared_ptr<GeomAPI_Dir2d> aDir[2];
672 for (int i = 0; i < 2; i++) {
673 if (aDist[i][1] > fabs(aDist[i][0]))
674 aDir[i] = std::shared_ptr<GeomAPI_Dir2d>(new GeomAPI_Dir2d(
675 aPoints[i][1]->xy()->decreased(anIntersection->xy())));
677 aDir[i] = std::shared_ptr<GeomAPI_Dir2d>(new GeomAPI_Dir2d(
678 aPoints[i][0]->xy()->decreased(anIntersection->xy())));
679 // main direction is opposite => change signs
680 if (aDist[i][0] < 0.0) {
687 Slvs_Constraint& aSlvsConstraint = aConstraint->changeConstraint();
688 aSlvsConstraint.other = false;
689 for (int i = 0; i < 2; i++)
690 if (aLine[i]->direction()->dot(aDir[i]) < 0.0)
691 aSlvsConstraint.other = !aSlvsConstraint.other;
694 void adjustMirror(ConstraintWrapperPtr theConstraint)
696 std::vector<EntityWrapperPtr> aPoints;
697 EntityWrapperPtr aMirrorLine;
699 const std::list<EntityWrapperPtr>& aSubs = theConstraint->entities();
700 std::list<EntityWrapperPtr>::const_iterator anIt = aSubs.begin();
701 for (; anIt != aSubs.end(); ++anIt) {
702 if ((*anIt)->type() == ENTITY_POINT)
703 aPoints.push_back(*anIt);
704 else if ((*anIt)->type() == ENTITY_LINE)
708 makeMirrorPoints(aPoints[0], aPoints[1], aMirrorLine);
711 void makeMirrorPoints(EntityWrapperPtr theOriginal,
712 EntityWrapperPtr theMirrored,
713 EntityWrapperPtr theMirrorLine)
715 BuilderPtr aBuilder = SolveSpaceSolver_Builder::getInstance();
717 std::shared_ptr<GeomAPI_Lin2d> aMirrorLine = aBuilder->line(theMirrorLine);
718 std::shared_ptr<GeomAPI_Dir2d> aMLDir = aMirrorLine->direction();
719 // orthogonal direction
720 aMLDir = std::shared_ptr<GeomAPI_Dir2d>(new GeomAPI_Dir2d(aMLDir->y(), -aMLDir->x()));
722 std::shared_ptr<GeomAPI_Pnt2d> aPoint = aBuilder->point(theOriginal);
723 std::shared_ptr<GeomAPI_XY> aVec = aPoint->xy()->decreased(aMirrorLine->location()->xy());
724 double aDist = aVec->dot(aMLDir->xy());
725 aVec = aPoint->xy()->added(aMLDir->xy()->multiplied(-2.0 * aDist));
726 double aCoord[2] = {aVec->x(), aVec->y()};
727 std::list<ParameterWrapperPtr>::const_iterator aMIt = theMirrored->parameters().begin();
728 for (int i = 0; aMIt != theMirrored->parameters().end(); ++aMIt, ++i)
729 (*aMIt)->setValue(aCoord[i]);
731 // update corresponding attribute
732 AttributePtr anAttr = std::dynamic_pointer_cast<SolveSpaceSolver_EntityWrapper>(theMirrored)->baseAttribute();
734 std::shared_ptr<GeomDataAPI_Point2D> aMirroredPnt = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(anAttr);
735 aMirroredPnt->setValue(aCoord[0], aCoord[1]);
739 static void rotate(EntityWrapperPtr theSource, EntityWrapperPtr theDest,
740 std::shared_ptr<GeomAPI_Pnt2d> theCenter,
741 double theSin, double theCos)
743 std::shared_ptr<SolveSpaceSolver_EntityWrapper> aSource =
744 std::dynamic_pointer_cast<SolveSpaceSolver_EntityWrapper>(theSource);
745 std::shared_ptr<SolveSpaceSolver_EntityWrapper> aDest =
746 std::dynamic_pointer_cast<SolveSpaceSolver_EntityWrapper>(theDest);
748 if (theSource->type() == ENTITY_POINT) {
749 // Rotate single point
750 std::shared_ptr<GeomDataAPI_Point2D> aSrcAttr =
751 std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aSource->baseAttribute());
752 std::shared_ptr<GeomDataAPI_Point2D> aDstAttr =
753 std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aDest->baseAttribute());
754 if (aSrcAttr && aDstAttr) {
755 std::shared_ptr<GeomAPI_XY> aVec = aSrcAttr->pnt()->xy()->decreased(theCenter->xy());
756 double aNewX = aVec->x() * theCos - aVec->y() * theSin;
757 double aNewY = aVec->x() * theSin + aVec->y() * theCos;
758 aDstAttr->setValue(theCenter->x() + aNewX, theCenter->y() + aNewY);
763 FeaturePtr aDestFeature = aDest->baseFeature();
765 aDestFeature->data()->blockSendAttributeUpdated(true);
767 // Rotate points of the feature
768 const std::list<EntityWrapperPtr>& aSrcSubs = theSource->subEntities();
769 const std::list<EntityWrapperPtr>& aDstSubs = theDest->subEntities();
770 std::list<EntityWrapperPtr>::const_iterator aSrcIt, aDstIt;
771 for (aSrcIt = aSrcSubs.begin(), aDstIt = aDstSubs.begin();
772 aSrcIt != aSrcSubs.end() && aDstIt != aDstSubs.end(); ++aSrcIt, ++aDstIt)
773 rotate(*aSrcIt, *aDstIt, theCenter, theSin, theCos);
776 aDestFeature->data()->blockSendAttributeUpdated(false);
779 static void translate(EntityWrapperPtr theSource, EntityWrapperPtr theDest,
780 std::shared_ptr<GeomAPI_XY> theDelta)
782 std::shared_ptr<SolveSpaceSolver_EntityWrapper> aSource =
783 std::dynamic_pointer_cast<SolveSpaceSolver_EntityWrapper>(theSource);
784 std::shared_ptr<SolveSpaceSolver_EntityWrapper> aDest =
785 std::dynamic_pointer_cast<SolveSpaceSolver_EntityWrapper>(theDest);
787 if (theSource->type() == ENTITY_POINT) {
788 // Translate single point
789 std::shared_ptr<GeomDataAPI_Point2D> aSrcAttr =
790 std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aSource->baseAttribute());
791 std::shared_ptr<GeomDataAPI_Point2D> aDstAttr =
792 std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aDest->baseAttribute());
793 if (aSrcAttr && aDstAttr)
794 aDstAttr->setValue(aSrcAttr->x() + theDelta->x(), aSrcAttr->y() + theDelta->y());
798 FeaturePtr aDestFeature = aDest->baseFeature();
800 aDestFeature->data()->blockSendAttributeUpdated(true);
802 // Translate points of the feature
803 const std::list<EntityWrapperPtr>& aSrcSubs = theSource->subEntities();
804 const std::list<EntityWrapperPtr>& aDstSubs = theDest->subEntities();
805 std::list<EntityWrapperPtr>::const_iterator aSrcIt, aDstIt;
806 for (aSrcIt = aSrcSubs.begin(), aDstIt = aDstSubs.begin();
807 aSrcIt != aSrcSubs.end() && aDstIt != aDstSubs.end(); ++aSrcIt, ++aDstIt)
808 translate(*aSrcIt, *aDstIt, theDelta);
811 aDestFeature->data()->blockSendAttributeUpdated(false);
814 void adjustMultiRotation(ConstraintWrapperPtr theConstraint)
816 BuilderPtr aBuilder = SolveSpaceSolver_Builder::getInstance();
818 double anAngleRad = theConstraint->value() * PI / 180.0;
819 double aSin = sin(anAngleRad);
820 double aCos = cos(anAngleRad);
822 const std::list<EntityWrapperPtr>& aSubs = theConstraint->entities();
823 std::list<EntityWrapperPtr>::const_iterator aSIt = aSubs.begin();
825 std::shared_ptr<GeomAPI_Pnt2d> aCenter = aBuilder->point(*aSIt++);
826 std::list<EntityWrapperPtr>::const_iterator aPrevIt = aSIt++;
827 for (; aSIt != aSubs.end(); ++aPrevIt, ++aSIt)
828 rotate(*aPrevIt, *aSIt, aCenter, aSin, aCos);
831 void adjustMultiTranslation(ConstraintWrapperPtr theConstraint)
833 BuilderPtr aBuilder = SolveSpaceSolver_Builder::getInstance();
835 const std::list<EntityWrapperPtr>& aSubs = theConstraint->entities();
836 std::list<EntityWrapperPtr>::const_iterator aSIt = aSubs.begin();
838 std::shared_ptr<GeomAPI_Pnt2d> aStartPnt = aBuilder->point(*aSIt++);
839 std::shared_ptr<GeomAPI_Pnt2d> aEndPnt = aBuilder->point(*aSIt++);
840 std::shared_ptr<GeomAPI_XY> aDelta = aEndPnt->xy()->decreased(aStartPnt->xy());
842 std::list<EntityWrapperPtr>::const_iterator aPrevIt = aSIt++;
843 for (; aSIt != aSubs.end(); ++aPrevIt, ++aSIt)
844 translate(*aPrevIt, *aSIt, aDelta);