1 // Copyright (C) 2014-2017 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or
18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
21 #include <Model_BodyBuilder.h>
23 #include <Model_Data.h>
24 #include <Model_Document.h>
25 #include <TNaming_Builder.hxx>
26 #include <TNaming_NamedShape.hxx>
27 #include <TNaming_Iterator.hxx>
28 #include <TNaming_Tool.hxx>
29 #include <TDataStd_Name.hxx>
30 #include <TDataStd_Integer.hxx>
32 #include <TopoDS_Face.hxx>
33 #include <TDF_ChildIterator.hxx>
34 #include <TDF_ChildIDIterator.hxx>
35 #include <TDF_Reference.hxx>
36 #include <TopTools_MapOfShape.hxx>
37 #include <TopExp_Explorer.hxx>
38 #include <TopTools_ListOfShape.hxx>
39 #include <TopTools_ListIteratorOfListOfShape.hxx>
40 #include <TopTools_DataMapOfShapeListOfShape.hxx>
41 #include <TopTools_DataMapIteratorOfDataMapOfShapeListOfShape.hxx>
42 #include <TopTools_DataMapIteratorOfDataMapOfShapeShape.hxx>
43 #include <TopTools_MapIteratorOfMapOfShape.hxx>
44 #include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
45 #include <TopTools_IndexedMapOfShape.hxx>
46 #include <TopTools_DataMapOfShapeShape.hxx>
48 #include <BRepTools.hxx>
49 #include <BRep_Tool.hxx>
50 #include <BRepTools_History.hxx>
51 #include <GeomAPI_Shape.h>
52 #include <GeomAPI_ShapeExplorer.h>
53 #include <GeomAlgoAPI_MakeShape.h>
54 #include <GeomAlgoAPI_SortListOfShapes.h>
55 #include <Config_PropManager.h>
57 //#include <TCollection_AsciiString.hxx>
58 //#include <TDF_Tool.hxx>
59 //#define DEB_IMPORT 1
61 static const int INVALID_TAG = -1;
62 static const int GENERATED_VERTICES_TAG = 1;
63 static const int GENERATED_EDGES_TAG = 2;
64 static const int GENERATED_FACES_TAG = 3;
65 static const int MODIFIED_VERTICES_TAG = 4;
66 static const int MODIFIED_EDGES_TAG = 5;
67 static const int MODIFIED_FACES_TAG = 6;
68 static const int DELETED_TAG = 7;
69 static const int PRIMITIVES_START_TAG = 11;
71 static int getGenerationTag(const TopoDS_Shape& theShape) {
72 TopAbs_ShapeEnum aShapeType = theShape.ShapeType();
74 case TopAbs_VERTEX: return GENERATED_VERTICES_TAG;
75 case TopAbs_EDGE: return GENERATED_EDGES_TAG;
76 case TopAbs_FACE: return GENERATED_FACES_TAG;
82 static int getModificationTag(const TopoDS_Shape& theShape) {
83 TopAbs_ShapeEnum aShapeType = theShape.ShapeType();
85 case TopAbs_VERTEX: return MODIFIED_VERTICES_TAG;
86 case TopAbs_EDGE: return MODIFIED_EDGES_TAG;
87 case TopAbs_FACE: return MODIFIED_FACES_TAG;
93 static TopAbs_ShapeEnum convertShapeType(const GeomAPI_Shape::ShapeType theType) {
95 case GeomAPI_Shape::VERTEX: return TopAbs_VERTEX;
96 case GeomAPI_Shape::EDGE: return TopAbs_EDGE;
97 case GeomAPI_Shape::WIRE: return TopAbs_WIRE;
98 case GeomAPI_Shape::FACE: return TopAbs_FACE;
99 case GeomAPI_Shape::SHELL: return TopAbs_SHELL;
100 case GeomAPI_Shape::SOLID: return TopAbs_SOLID;
101 case GeomAPI_Shape::COMPSOLID: return TopAbs_COMPSOLID;
102 case GeomAPI_Shape::COMPOUND: return TopAbs_COMPOUND;
103 case GeomAPI_Shape::SHAPE: return TopAbs_SHAPE;
108 static bool isAlreadyStored(const TNaming_Builder* theBuilder,
109 const TopoDS_Shape& theOldShape,
110 const TopoDS_Shape& theNewShape)
112 for (TNaming_Iterator aNamingIt(theBuilder->NamedShape());
116 if (aNamingIt.NewShape().IsSame(theNewShape)
117 && aNamingIt.OldShape().IsSame(theOldShape))
126 Model_BodyBuilder::Model_BodyBuilder(ModelAPI_Object* theOwner)
127 : ModelAPI_BodyBuilder(theOwner),
128 myFreePrimitiveTag(PRIMITIVES_START_TAG)
132 void Model_BodyBuilder::store(const GeomShapePtr& theShape,
133 const bool theIsStoreSameShapes)
135 std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(data());
137 TDF_Label& aShapeLab = aData->shapeLab();
140 // store the new shape as primitive
141 TNaming_Builder aBuilder(aShapeLab);
144 TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
146 return; // null shape inside
148 if(!theIsStoreSameShapes) {
149 Handle(TNaming_NamedShape) aNS = TNaming_Tool::NamedShape(aShape, aShapeLab);
150 if(!aNS.IsNull() && !aNS->IsEmpty()) {
151 // This shape is already in document, store reference instead of shape;
152 const TDF_Label aFoundLabel = aNS->Label();
153 TDF_Reference::Set(aShapeLab, aFoundLabel);
154 aShapeLab.ForgetAttribute(TNaming_NamedShape::GetID());
159 aBuilder.Generated(aShape);
161 aShapeLab.ForgetAttribute(TDF_Reference::GetID());
162 if(!aBuilder.NamedShape()->IsEmpty()) {
163 Handle(TDataStd_Name) anAttr;
164 if(aBuilder.NamedShape()->Label().FindAttribute(TDataStd_Name::GetID(),anAttr)) {
165 std::string aName (TCollection_AsciiString(anAttr->Get()).ToCString());
167 std::shared_ptr<Model_Document> aDoc =
168 std::dynamic_pointer_cast<Model_Document>(document());
169 aDoc->addNamingName(aBuilder.NamedShape()->Label(), aName);
176 void Model_BodyBuilder::storeGenerated(const GeomShapePtr& theFromShape,
177 const GeomShapePtr& theToShape)
179 std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(data());
181 TDF_Label& aShapeLab = aData->shapeLab();
184 // store the new shape as primitive
185 TNaming_Builder aBuilder(aShapeLab);
186 if (!theFromShape || !theToShape)
188 TopoDS_Shape aShapeBasis = theFromShape->impl<TopoDS_Shape>();
189 if (aShapeBasis.IsNull())
190 return; // null shape inside
191 TopoDS_Shape aShapeNew = theToShape->impl<TopoDS_Shape>();
192 if (aShapeNew.IsNull())
193 return; // null shape inside
194 aBuilder.Generated(aShapeBasis, aShapeNew);
196 if(!aBuilder.NamedShape()->IsEmpty()) {
197 Handle(TDataStd_Name) anAttr;
198 if(aBuilder.NamedShape()->Label().FindAttribute(TDataStd_Name::GetID(),anAttr)) {
199 std::string aName (TCollection_AsciiString(anAttr->Get()).ToCString());
201 std::shared_ptr<Model_Document> aDoc =
202 std::dynamic_pointer_cast<Model_Document>(document());
203 aDoc->addNamingName(aBuilder.NamedShape()->Label(), aName);
210 TNaming_Builder* Model_BodyBuilder::builder(const int theTag)
212 std::map<int, TNaming_Builder*>::iterator aFind = myBuilders.find(theTag);
213 if (aFind == myBuilders.end()) {
214 std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(data());
215 myBuilders[theTag] = new TNaming_Builder(
216 theTag == 0 ? aData->shapeLab() : aData->shapeLab().FindChild(theTag));
217 aFind = myBuilders.find(theTag);
219 return aFind->second;
222 void Model_BodyBuilder::storeModified(const GeomShapePtr& theOldShape,
223 const GeomShapePtr& theNewShape,
224 const bool theIsCleanStored)
226 std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(data());
228 TDF_Label& aShapeLab = aData->shapeLab();
230 if (theIsCleanStored) clean();
231 // store the new shape as primitive
232 TNaming_Builder* aBuilder = builder(0);
233 if (!theOldShape || !theNewShape)
235 TopoDS_Shape aShapeOld = theOldShape->impl<TopoDS_Shape>();
236 if (aShapeOld.IsNull())
237 return; // null shape inside
238 TopoDS_Shape aShapeNew = theNewShape->impl<TopoDS_Shape>();
239 if (aShapeNew.IsNull())
240 return; // null shape inside
241 aBuilder->Modify(aShapeOld, aShapeNew);
242 if(!aBuilder->NamedShape()->IsEmpty()) {
243 Handle(TDataStd_Name) anAttr;
244 if(aBuilder->NamedShape()->Label().FindAttribute(TDataStd_Name::GetID(),anAttr)) {
245 std::string aName (TCollection_AsciiString(anAttr->Get()).ToCString());
247 std::shared_ptr<Model_Document> aDoc =
248 std::dynamic_pointer_cast<Model_Document>(document());
249 aDoc->addNamingName(aBuilder->NamedShape()->Label(), aName);
256 void Model_BodyBuilder::storeWithoutNaming(const GeomShapePtr& theShape)
258 std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(data());
263 TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
265 return; // null shape inside
266 TNaming_Builder aBuilder(aData->shapeLab());
267 aBuilder.Select(aShape, aShape);
271 void Model_BodyBuilder::clean()
273 TDF_Label aLab = std::dynamic_pointer_cast<Model_Data>(data())->shapeLab();
276 std::map<int, TNaming_Builder*>::iterator aBuilder = myBuilders.begin();
277 for(; aBuilder != myBuilders.end(); aBuilder++) {
278 delete aBuilder->second;
279 // clear also shapes on cleaned sub-labels (#2241)
280 Handle(TNaming_NamedShape) aNS;
281 if (aLab.FindChild(aBuilder->first).FindAttribute(TNaming_NamedShape::GetID(), aNS)) {
286 // remove the old reference (if any)
287 aLab.ForgetAttribute(TDF_Reference::GetID());
288 myFreePrimitiveTag = PRIMITIVES_START_TAG;
291 Model_BodyBuilder::~Model_BodyBuilder()
296 void Model_BodyBuilder::buildName(const int theTag, const std::string& theName)
298 std::shared_ptr<Model_Document> aDoc = std::dynamic_pointer_cast<Model_Document>(document());
299 std::string aName = theName;
300 std::string aPrefix = "";
302 case GENERATED_VERTICES_TAG: aPrefix = aName.empty() ? "Generated_Vertex" : "GV:"; break;
303 case GENERATED_EDGES_TAG: aPrefix = aName.empty() ? "Generated_Edge" : "GE:"; break;
304 case GENERATED_FACES_TAG: aPrefix = aName.empty() ? "Generated_Face" : "GF:"; break;
305 case MODIFIED_VERTICES_TAG: aPrefix = aName.empty() ? "Modified_Vertex" : "MV:"; break;
306 case MODIFIED_EDGES_TAG: aPrefix = aName.empty() ? "Modified_Edge" : "ME:"; break;
307 case MODIFIED_FACES_TAG: aPrefix = aName.empty() ? "Modified_Face" : "MF:"; break;
309 aName.insert(0, aPrefix);
311 TDataStd_Name::Set(builder(theTag)->NamedShape()->Label(), aName.c_str());
313 void Model_BodyBuilder::generated(const GeomShapePtr& theNewShape,
314 const std::string& theName)
316 TopoDS_Shape aShape = theNewShape->impl<TopoDS_Shape>();
317 builder(myFreePrimitiveTag)->Generated(aShape);
318 if (!theName.empty()) {
319 buildName(myFreePrimitiveTag, theName);
322 ++myFreePrimitiveTag;
325 void Model_BodyBuilder::generated(const GeomShapePtr& theOldShape,
326 const GeomShapePtr& theNewShape,
327 const std::string& theName)
329 TopoDS_Shape anOldShape = theOldShape->impl<TopoDS_Shape>();
330 TopoDS_Shape aNewShape = theNewShape->impl<TopoDS_Shape>();
331 TopAbs_ShapeEnum aNewShapeType = aNewShape.ShapeType();
333 if (aNewShapeType == TopAbs_WIRE || aNewShapeType == TopAbs_SHELL) {
334 // TODO: This is a workaround. New shape should be only vertex, edge or face.
335 TopAbs_ShapeEnum aShapeTypeToExplore = aNewShapeType == TopAbs_WIRE ? TopAbs_EDGE : TopAbs_FACE;
336 aTag = TopAbs_WIRE ? GENERATED_EDGES_TAG : GENERATED_FACES_TAG;
337 for (TopExp_Explorer anExp(aNewShape, aShapeTypeToExplore); anExp.More(); anExp.Next()) {
338 builder(aTag)->Generated(anOldShape, anExp.Current());
340 buildName(aTag, theName);
342 aTag = getGenerationTag(aNewShape);
343 if (aTag == INVALID_TAG) return;
344 builder(aTag)->Generated(anOldShape, aNewShape);
345 buildName(aTag, theName);
349 void Model_BodyBuilder::modified(const GeomShapePtr& theOldShape,
350 const GeomShapePtr& theNewShape,
351 const std::string& theName)
353 TopoDS_Shape anOldShape = theOldShape->impl<TopoDS_Shape>();
354 TopoDS_Shape aNewShape = theNewShape->impl<TopoDS_Shape>();
355 int aTag = getModificationTag(aNewShape);
356 if (aTag == INVALID_TAG) return;
357 builder(aTag)->Modify(anOldShape, aNewShape);
358 buildName(aTag, theName);
361 void Model_BodyBuilder::deleted(const GeomShapePtr& theOldShape)
363 TopoDS_Shape aShape = theOldShape->impl<TopoDS_Shape>();
364 builder(DELETED_TAG)->Delete(aShape);
367 void Model_BodyBuilder::loadDeletedShapes(const GeomMakeShapePtr& theAlgo,
368 const GeomShapePtr& theOldShape,
369 const GeomAPI_Shape::ShapeType theShapeTypeToExplore,
370 const GeomShapePtr& theShapesToExclude)
372 TopTools_MapOfShape anAlreadyProcessedShapes;
373 GeomShapePtr aResultShape = shape();
374 for (GeomAPI_ShapeExplorer anExp(theOldShape, theShapeTypeToExplore);
378 GeomShapePtr anOldSubShape = anExp.current();
379 const TopoDS_Shape& anOldSubShape_ = anOldSubShape->impl<TopoDS_Shape>();
380 if (!anAlreadyProcessedShapes.Add(anOldSubShape_)
381 || !theAlgo->isDeleted(anOldSubShape)
382 || aResultShape->isSubShape(anOldSubShape, false)
383 || (theShapesToExclude.get() && theShapesToExclude->isSubShape(anOldSubShape, false)))
388 ListOfShape aNewShapes;
389 if (BRepTools_History::IsSupportedType(anOldSubShape_)) { // to avoid crash in #2572
390 theAlgo->modified(anOldSubShape, aNewShapes);
393 if (aNewShapes.size() == 0
394 || (aNewShapes.size() == 1 && aNewShapes.front()->isSame(anOldSubShape))) {
395 builder(DELETED_TAG)->Delete(anOldSubShape_);
400 static void removeBadShapes(ListOfShape& theShapes)
402 ListOfShape::iterator anIt = theShapes.begin();
403 while (anIt != theShapes.end()) {
404 TopoDS_Shape aNewShape = (*anIt)->impl<TopoDS_Shape>();
405 bool aSkip = aNewShape.IsNull()
406 || (aNewShape.ShapeType() == TopAbs_EDGE && BRep_Tool::Degenerated(TopoDS::Edge(aNewShape)));
408 ListOfShape::iterator aRemoveIt = anIt++;
409 theShapes.erase(aRemoveIt);
416 // Keep only the shapes with minimal shape type
417 static void keepTopLevelShapes(ListOfShape& theShapes,
418 const TopoDS_Shape& theRoot,
419 const GeomShapePtr& theResultShape = GeomShapePtr())
421 GeomAPI_Shape::ShapeType aKeepShapeType = GeomAPI_Shape::SHAPE;
422 ListOfShape::iterator anIt = theShapes.begin();
423 while (anIt != theShapes.end()) {
424 TopoDS_Shape aNewShape = (*anIt)->impl<TopoDS_Shape>();
425 bool aSkip = aNewShape.IsNull() ||
426 (aNewShape.ShapeType() == TopAbs_EDGE && BRep_Tool::Degenerated(TopoDS::Edge(aNewShape)));
427 if (aSkip || theRoot.IsSame(aNewShape) || (theResultShape &&
428 (!theResultShape->isSubShape(*anIt, false) || theResultShape->isSame(*anIt)))) {
429 ListOfShape::iterator aRemoveIt = anIt++;
430 theShapes.erase(aRemoveIt);
432 GeomAPI_Shape::ShapeType aType = (*anIt)->shapeType();
433 if (aType < aKeepShapeType) {
434 // found a shape with lesser shape type => remove all previous shapes
435 aKeepShapeType = aType;
436 theShapes.erase(theShapes.begin(), anIt);
438 } else if (aType > aKeepShapeType) {
439 // shapes with greater shape type should be removed from the list
440 ListOfShape::iterator aRemoveIt = anIt++;
441 theShapes.erase(aRemoveIt);
448 // returns an ancestor shape-type thaty used for naming-definition of the sub-type
449 TopAbs_ShapeEnum typeOfAncestor(const TopAbs_ShapeEnum theSubType) {
450 if (theSubType == TopAbs_VERTEX)
452 if (theSubType == TopAbs_EDGE)
454 return TopAbs_VERTEX; // bad case
457 void Model_BodyBuilder::loadModifiedShapes(const GeomMakeShapePtr& theAlgo,
458 const GeomShapePtr& theOldShape,
459 const GeomAPI_Shape::ShapeType theShapeTypeToExplore,
460 const std::string& theName)
462 GeomShapePtr aResultShape = shape();
463 GeomShapePtr aShapeToExplore = theOldShape;
464 if (theAlgo->isNewShapesCollected(theOldShape, theShapeTypeToExplore)) {
465 // use optimized set of old shapes for this
466 GeomShapePtr aCompound = theAlgo->oldShapesForNew(theOldShape,
468 theShapeTypeToExplore);
469 if (aCompound.get()) aShapeToExplore = aCompound;
472 TopTools_MapOfShape anAlreadyProcessedShapes;
473 std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(data());
474 for (GeomAPI_ShapeExplorer anOldShapeExp(aShapeToExplore, theShapeTypeToExplore);
475 anOldShapeExp.more();
476 anOldShapeExp.next())
478 GeomShapePtr anOldSubShape = anOldShapeExp.current();
479 const TopoDS_Shape& anOldSubShape_ = anOldSubShape->impl<TopoDS_Shape>();
481 // There is no sense to write history if shape already processed
482 // or old shape does not exist in the document.
483 bool anOldSubShapeAlreadyProcessed = !anAlreadyProcessedShapes.Add(anOldSubShape_);
484 bool anOldSubShapeNotInTree = TNaming_Tool::NamedShape(anOldSubShape_, aData->shapeLab())
486 if (anOldSubShapeAlreadyProcessed
487 || anOldSubShapeNotInTree)
493 ListOfShape aNewShapes;
494 theAlgo->modified(anOldSubShape, aNewShapes);
496 for (ListOfShape::const_iterator aNewShapesIt = aNewShapes.cbegin();
497 aNewShapesIt != aNewShapes.cend();
500 GeomShapePtr aNewShape = *aNewShapesIt;
501 const TopoDS_Shape& aNewShape_ = aNewShape->impl<TopoDS_Shape>();
502 bool isGenerated = anOldSubShape_.ShapeType() != aNewShape_.ShapeType();
504 bool aNewShapeIsSameAsOldShape = anOldSubShape->isSame(aNewShape);
505 bool aNewShapeIsNotInResultShape = !aResultShape->isSubShape(aNewShape, false);
506 if (aNewShapeIsSameAsOldShape
507 || aNewShapeIsNotInResultShape)
512 TNaming_Builder* aBuilder;
513 if (aResultShape->isSame(aNewShape)) {
514 // keep the modification evolution on the root level (2241 - history propagation issue)
515 aBuilder = builder(0);
516 TDF_Label aShapeLab = aBuilder->NamedShape()->Label();
517 Handle(TDF_Reference) aRef;
518 if (aShapeLab.FindAttribute(TDF_Reference::GetID(), aRef)) {
519 // Store only in case if it does not have reference.
523 // Check if new shape was already stored.
524 if (isAlreadyStored(aBuilder, anOldSubShape_, aNewShape_)) continue;
526 if (!aBuilder->NamedShape().IsNull() &&
527 ((isGenerated && aBuilder->NamedShape()->Evolution() != TNaming_GENERATED)
528 || (!isGenerated && aBuilder->NamedShape()->Evolution() != TNaming_MODIFY)))
530 myBuilders.erase(0); // clear old builder to avoid different evolutions crash
531 aBuilder = builder(0);
534 int aTag = isGenerated ? getGenerationTag(aNewShape_)
535 : getModificationTag(aNewShape_);
536 aBuilder = builder(aTag);
538 // Check if new shape was already stored.
539 if (isAlreadyStored(aBuilder, anOldSubShape_, aNewShape_)) continue;
541 buildName(aTag, theName);
544 isGenerated ? aBuilder->Generated(anOldSubShape_, aNewShape_)
545 : aBuilder->Modify(anOldSubShape_, aNewShape_);
550 void Model_BodyBuilder::loadGeneratedShapes(const GeomMakeShapePtr& theAlgo,
551 const GeomShapePtr& theOldShape,
552 const GeomAPI_Shape::ShapeType theShapeTypeToExplore,
553 const std::string& theName)
555 TopTools_MapOfShape anAlreadyProcessedShapes;
556 for (GeomAPI_ShapeExplorer anOldShapeExp(theOldShape, theShapeTypeToExplore);
557 anOldShapeExp.more();
558 anOldShapeExp.next())
560 GeomShapePtr anOldSubShape = anOldShapeExp.current();
561 const TopoDS_Shape& anOldSubShape_ = anOldSubShape->impl<TopoDS_Shape>();
563 // There is no sense to write history if shape already processed.
564 if (!anAlreadyProcessedShapes.Add(anOldSubShape_)) continue;
567 ListOfShape aNewShapes;
568 theAlgo->generated(anOldSubShape, aNewShapes);
570 keepTopLevelShapes(aNewShapes, anOldSubShape_);
572 for (ListOfShape::const_iterator aNewShapesIt = aNewShapes.cbegin();
573 aNewShapesIt != aNewShapes.cend();
576 GeomShapePtr aNewShape = *aNewShapesIt;
577 const TopoDS_Shape& aNewShape_ = aNewShape->impl<TopoDS_Shape>();
579 TopAbs_ShapeEnum aNewShapeType = aNewShape_.ShapeType();
580 if (aNewShapeType == TopAbs_WIRE || aNewShapeType == TopAbs_SHELL) {
581 // TODO: This is a workaround. New shape should be only edge or face.
582 TopAbs_ShapeEnum aShapeTypeToExplore = aNewShapeType == TopAbs_WIRE ? TopAbs_EDGE
584 int aTag = TopAbs_WIRE ? GENERATED_EDGES_TAG : GENERATED_FACES_TAG;
585 for (TopExp_Explorer anExp(aNewShape_, aShapeTypeToExplore); anExp.More(); anExp.Next()) {
586 builder(aTag)->Generated(anOldSubShape_, anExp.Current());
588 buildName(aTag, theName);
591 int aTag = getGenerationTag(aNewShape_);
592 if (aTag == INVALID_TAG) return;
593 builder(aTag)->Generated(anOldSubShape_, aNewShape_);
594 buildName(aTag, theName);
600 //=======================================================================
601 int getDangleShapes(const TopoDS_Shape& theShapeIn,
602 const TopAbs_ShapeEnum theGeneratedFrom,
603 TopTools_DataMapOfShapeShape& theDangles)
606 TopTools_IndexedDataMapOfShapeListOfShape subShapeAndAncestors;
607 TopAbs_ShapeEnum GeneratedTo;
608 if (theGeneratedFrom == TopAbs_FACE) GeneratedTo = TopAbs_EDGE;
609 else if (theGeneratedFrom == TopAbs_EDGE) GeneratedTo = TopAbs_VERTEX;
610 else return Standard_False;
611 TopExp::MapShapesAndAncestors(theShapeIn, GeneratedTo, theGeneratedFrom, subShapeAndAncestors);
612 for (Standard_Integer i = 1; i <= subShapeAndAncestors.Extent(); i++) {
613 const TopoDS_Shape& mayBeDangle = subShapeAndAncestors.FindKey(i);
614 const TopTools_ListOfShape& ancestors = subShapeAndAncestors.FindFromIndex(i);
615 if (ancestors.Extent() == 1) theDangles.Bind(ancestors.First(), mayBeDangle);
617 return theDangles.Extent();
620 //=======================================================================
621 void loadGeneratedDangleShapes(
622 const TopoDS_Shape& theShapeIn,
623 const TopAbs_ShapeEnum theGeneratedFrom,
624 TNaming_Builder * theBuilder)
626 TopTools_DataMapOfShapeShape dangles;
627 if (!getDangleShapes(theShapeIn, theGeneratedFrom, dangles)) return;
628 TopTools_DataMapIteratorOfDataMapOfShapeShape itr(dangles);
629 for (; itr.More(); itr.Next())
630 theBuilder->Generated(itr.Key(), itr.Value());
633 //=======================================================================
634 void Model_BodyBuilder::loadNextLevels(GeomShapePtr theShape,
635 const std::string& theName)
637 if(theShape->isNull()) return;
638 TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
640 if (aShape.ShapeType() == TopAbs_SOLID) {
641 TopExp_Explorer expl(aShape, TopAbs_FACE);
642 for (; expl.More(); expl.Next()) {
643 builder(myFreePrimitiveTag)->Generated(expl.Current());
644 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
645 aName = theName + "_" + aStr.ToCString();
646 buildName(myFreePrimitiveTag, aName);
647 ++myFreePrimitiveTag;
650 else if (aShape.ShapeType() == TopAbs_SHELL || aShape.ShapeType() == TopAbs_FACE) {
651 // load faces and all the free edges
652 TopTools_IndexedMapOfShape Faces;
653 TopExp::MapShapes(aShape, TopAbs_FACE, Faces);
654 if (Faces.Extent() > 1 || (aShape.ShapeType() == TopAbs_SHELL && Faces.Extent() == 1)) {
655 TopExp_Explorer expl(aShape, TopAbs_FACE);
656 for (; expl.More(); expl.Next()) {
657 builder(myFreePrimitiveTag)->Generated(expl.Current());
658 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
659 aName = theName + "_" + aStr.ToCString();
660 buildName(myFreePrimitiveTag, aName);
661 ++myFreePrimitiveTag;
664 TopTools_IndexedDataMapOfShapeListOfShape anEdgeAndNeighbourFaces;
665 TopExp::MapShapesAndAncestors(aShape, TopAbs_EDGE, TopAbs_FACE, anEdgeAndNeighbourFaces);
666 for (Standard_Integer i = 1; i <= anEdgeAndNeighbourFaces.Extent(); i++)
668 const TopTools_ListOfShape& aLL = anEdgeAndNeighbourFaces.FindFromIndex(i);
669 if (aLL.Extent() < 2) {
670 if (BRep_Tool::Degenerated(TopoDS::Edge(anEdgeAndNeighbourFaces.FindKey(i))))
672 builder(myFreePrimitiveTag)->Generated(anEdgeAndNeighbourFaces.FindKey(i));
673 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
674 aName = theName + "_" + aStr.ToCString();
675 buildName(myFreePrimitiveTag, aName);
676 ++myFreePrimitiveTag;
678 TopTools_ListIteratorOfListOfShape anIter(aLL);
679 const TopoDS_Face& aFace = TopoDS::Face(anIter.Value());
681 if(aFace.IsEqual(anIter.Value())) {
682 builder(myFreePrimitiveTag)->Generated(anEdgeAndNeighbourFaces.FindKey(i));
683 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
684 aName = theName + "_" + aStr.ToCString();
685 buildName(myFreePrimitiveTag, aName);
686 ++myFreePrimitiveTag;
690 } else if (aShape.ShapeType() == TopAbs_WIRE) {
691 TopTools_IndexedMapOfShape Edges;
692 BRepTools::Map3DEdges(aShape, Edges);
693 if (Edges.Extent() == 1) {
694 builder(myFreePrimitiveTag++)->Generated(Edges.FindKey(1));
695 TopExp_Explorer expl(aShape, TopAbs_VERTEX);
696 for (; expl.More(); expl.Next()) {
697 builder(myFreePrimitiveTag)->Generated(expl.Current());
698 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
699 aName = theName + "_" + aStr.ToCString();
700 buildName(myFreePrimitiveTag, aName);
701 ++myFreePrimitiveTag;
704 TopExp_Explorer expl(aShape, TopAbs_EDGE);
705 for (; expl.More(); expl.Next()) {
706 builder(myFreePrimitiveTag)->Generated(expl.Current());
707 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
708 aName = theName + "_" + aStr.ToCString();
709 buildName(myFreePrimitiveTag, aName);
710 ++myFreePrimitiveTag;
712 // and load generated vertices.
713 TopTools_DataMapOfShapeShape generated;
714 if (getDangleShapes(aShape, TopAbs_EDGE, generated))
716 TNaming_Builder* pBuilder = builder(myFreePrimitiveTag++);
717 loadGeneratedDangleShapes(aShape, TopAbs_EDGE, pBuilder);
720 } else if (aShape.ShapeType() == TopAbs_EDGE) {
721 TopExp_Explorer expl(aShape, TopAbs_VERTEX);
722 for (; expl.More(); expl.Next()) {
723 builder(myFreePrimitiveTag)->Generated(expl.Current());
724 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
725 aName = theName + "_" + aStr.ToCString();
726 buildName(myFreePrimitiveTag, aName);
727 ++myFreePrimitiveTag;
732 //=======================================================================
733 int findAmbiguities(const TopoDS_Shape& theShapeIn,
734 TopTools_ListOfShape& theList)
737 // edges -> ancestor faces list
738 TopTools_IndexedDataMapOfShapeListOfShape aSubShapeAndAncestors;
739 TopExp::MapShapesAndAncestors(theShapeIn, TopAbs_EDGE, TopAbs_FACE, aSubShapeAndAncestors);
740 // keeps the shapes which are already in the resulting list
741 TopTools_MapOfShape alreadyThere;
742 // map from faces identifier (combination of hash-codes) to list of edges produced such ID
743 NCollection_DataMap<int, NCollection_List<TopoDS_Shape> > aFacesIDs;
745 TopTools_IndexedDataMapOfShapeListOfShape::Iterator anAncestorsIter(aSubShapeAndAncestors);
746 for (; anAncestorsIter.More(); anAncestorsIter.Next()) {
747 const TopTools_ListOfShape& ancestors = anAncestorsIter.Value();
748 if (ancestors.Extent() < 2)
750 Standard_Integer anID = 0;
751 for(TopTools_ListIteratorOfListOfShape aFaceIt(ancestors); aFaceIt.More(); aFaceIt.Next()) {
752 anID ^= HashCode(aFaceIt.ChangeValue(), 1990657); // Pierpont prime
754 if (aFacesIDs.IsBound(anID)) { // there found same edge, check they really have same faces
755 const NCollection_List<TopoDS_Shape>& aSameFaces1 =
756 aSubShapeAndAncestors.FindFromKey(anAncestorsIter.Key());
757 NCollection_List<TopoDS_Shape>::Iterator aSameEdge(aFacesIDs.ChangeFind(anID));
758 for(; aSameEdge.More(); aSameEdge.Next()) {
759 const NCollection_List<TopoDS_Shape>& aSameFaces2 =
760 aSubShapeAndAncestors.FindFromKey(aSameEdge.Value());
761 if (aSameFaces2.Extent() != aSameFaces1.Extent()) // the number of faces is different
764 NCollection_List<TopoDS_Shape>::Iterator aFaceIter1(aSameFaces1);
765 for(; aFaceIter1.More(); aFaceIter1.Next()) {
766 NCollection_List<TopoDS_Shape>::Iterator aFaceIter2(aSameFaces2);
767 for(; aFaceIter2.More(); aFaceIter2.Next()) {
768 if (aFaceIter1.Value().IsSame(aFaceIter2.Value()))
771 if (!aFaceIter2.More()) // aFaceIter1 contains a face, which is not in aFaceIter2
774 if (!aFaceIter1.More()) { // all the faces are same => put to the result
775 if (alreadyThere.Add(aSameEdge.Value()))
776 theList.Append(aSameEdge.Value());
777 if (alreadyThere.Add(anAncestorsIter.Key()))
778 theList.Append(anAncestorsIter.Key());
781 } else { // ID is unique, just add this edge
782 aFacesIDs.Bind(anID, NCollection_List<TopoDS_Shape>());
784 aFacesIDs.ChangeFind(anID).Append(anAncestorsIter.Key()); // add to the list anyway
786 return theList.Extent();
789 //=======================================================================
790 void Model_BodyBuilder::loadFirstLevel(GeomShapePtr theShape, const std::string& theName)
792 if(theShape->isNull()) return;
793 TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
795 if (aShape.ShapeType() == TopAbs_COMPOUND || aShape.ShapeType() == TopAbs_COMPSOLID) {
796 TopoDS_Iterator itr(aShape);
797 for (; itr.More(); itr.Next()) {
798 builder(myFreePrimitiveTag)->Generated(itr.Value());
799 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
800 aName = theName + "_" + aStr.ToCString();
801 buildName(myFreePrimitiveTag, aName);
802 ++myFreePrimitiveTag;
803 if (itr.Value().ShapeType() == TopAbs_COMPOUND ||
804 itr.Value().ShapeType() == TopAbs_COMPSOLID)
806 GeomShapePtr itrShape(new GeomAPI_Shape());
807 itrShape->setImpl(new TopoDS_Shape(itr.Value()));
808 loadFirstLevel(itrShape, theName);
810 GeomShapePtr itrShape(new GeomAPI_Shape());
811 itrShape->setImpl(new TopoDS_Shape(itr.Value()));
812 loadNextLevels(itrShape, theName);
816 GeomShapePtr itrShape(new GeomAPI_Shape());
817 itrShape->setImpl(new TopoDS_Shape(aShape));
818 loadNextLevels(itrShape, theName);
820 TopTools_ListOfShape aList;
821 if(findAmbiguities(aShape, aList)) {
822 TopTools_ListIteratorOfListOfShape it(aList);
823 for (; it.More(); it.Next(), ++myFreePrimitiveTag) {
824 builder(myFreePrimitiveTag)->Generated(it.Value());
825 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
826 aName = theName + "_" + aStr.ToCString();
827 buildName(myFreePrimitiveTag, aName);
832 //=======================================================================
833 void Model_BodyBuilder::loadDisconnectedEdges(GeomShapePtr theShape, const std::string& theName)
835 if(theShape->isNull()) return;
836 TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
837 TopTools_DataMapOfShapeListOfShape edgeNaborFaces;
838 TopTools_ListOfShape empty;
839 TopExp_Explorer explF(aShape, TopAbs_FACE);
840 for (; explF.More(); explF.Next()) {
841 const TopoDS_Shape& aFace = explF.Current();
842 TopExp_Explorer explV(aFace, TopAbs_EDGE);
843 for (; explV.More(); explV.Next()) {
844 const TopoDS_Shape& anEdge = explV.Current();
845 if (!edgeNaborFaces.IsBound(anEdge)) edgeNaborFaces.Bind(anEdge, empty);
846 Standard_Boolean faceIsNew = Standard_True;
847 TopTools_ListIteratorOfListOfShape itrF(edgeNaborFaces.Find(anEdge));
848 for (; itrF.More(); itrF.Next()) {
849 if (itrF.Value().IsSame(aFace)) {
850 faceIsNew = Standard_False;
855 edgeNaborFaces.ChangeFind(anEdge).Append(aFace);
859 TopTools_MapOfShape anEdgesToDelete;
860 TopExp_Explorer anEx(aShape,TopAbs_EDGE);
862 for(;anEx.More();anEx.Next()) {
863 Standard_Boolean aC0 = Standard_False;
864 TopoDS_Shape anEdge1 = anEx.Current();
865 if (edgeNaborFaces.IsBound(anEdge1)) {
866 const TopTools_ListOfShape& aList1 = edgeNaborFaces.Find(anEdge1);
867 if (aList1.Extent()<2) continue;
868 TopTools_DataMapIteratorOfDataMapOfShapeListOfShape itr(edgeNaborFaces);
869 for (; itr.More(); itr.Next()) {
870 TopoDS_Shape anEdge2 = itr.Key();
871 if(anEdgesToDelete.Contains(anEdge2)) continue;
872 if (anEdge1.IsSame(anEdge2)) continue;
873 const TopTools_ListOfShape& aList2 = itr.Value();
874 // compare lists of the neighbour faces of edge1 and edge2
875 if (aList1.Extent() == aList2.Extent()) {
876 Standard_Integer aMatches = 0;
877 for(TopTools_ListIteratorOfListOfShape aLIter1(aList1);aLIter1.More();aLIter1.Next())
878 for(TopTools_ListIteratorOfListOfShape aLIter2(aList2);aLIter2.More();aLIter2.Next())
879 if (aLIter1.Value().IsSame(aLIter2.Value())) aMatches++;
880 if (aMatches == aList1.Extent()) {
882 builder(myFreePrimitiveTag)->Generated(anEdge2);
883 anEdgesToDelete.Add(anEdge2);
884 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
885 aName = theName + "_" + aStr.ToCString();
886 buildName(myFreePrimitiveTag, aName);
887 ++myFreePrimitiveTag;
891 TopTools_MapIteratorOfMapOfShape itDelete(anEdgesToDelete);
892 for(;itDelete.More();itDelete.Next())
893 edgeNaborFaces.UnBind(itDelete.Key());
894 edgeNaborFaces.UnBind(anEdge1);
897 builder(myFreePrimitiveTag)->Generated(anEdge1);
898 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
899 aName = theName + "_" + aStr.ToCString();
900 buildName(myFreePrimitiveTag, aName);
901 ++myFreePrimitiveTag;
906 void Model_BodyBuilder::loadDisconnectedVertexes(GeomShapePtr theShape,
907 const std::string& theName)
909 if(theShape->isNull()) return;
910 TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
911 TopTools_DataMapOfShapeListOfShape vertexNaborEdges;
912 TopTools_ListOfShape empty;
913 TopExp_Explorer explF(aShape, TopAbs_EDGE);
914 for (; explF.More(); explF.Next()) {
915 const TopoDS_Shape& anEdge = explF.Current();
916 TopExp_Explorer explV(anEdge, TopAbs_VERTEX);
917 for (; explV.More(); explV.Next()) {
918 const TopoDS_Shape& aVertex = explV.Current();
919 if (!vertexNaborEdges.IsBound(aVertex)) vertexNaborEdges.Bind(aVertex, empty);
920 Standard_Boolean faceIsNew = Standard_True;
921 TopTools_ListIteratorOfListOfShape itrF(vertexNaborEdges.Find(aVertex));
922 for (; itrF.More(); itrF.Next()) {
923 if (itrF.Value().IsSame(anEdge)) {
924 faceIsNew = Standard_False;
929 vertexNaborEdges.ChangeFind(aVertex).Append(anEdge);
934 TopTools_DataMapIteratorOfDataMapOfShapeListOfShape itr(vertexNaborEdges);
935 for (; itr.More(); itr.Next()) {
936 const TopTools_ListOfShape& naborEdges = itr.Value();
937 if (naborEdges.Extent() < 2) {
938 builder(myFreePrimitiveTag)->Generated(itr.Key());
939 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
940 aName = theName + "_" + aStr.ToCString();
941 buildName(myFreePrimitiveTag, aName);
942 ++myFreePrimitiveTag;
947 GeomShapePtr Model_BodyBuilder::shape()
949 std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(data());
950 if (aData && aData->isValid()) {
951 TDF_Label aShapeLab = aData->shapeLab();
952 Handle(TDF_Reference) aRef;
953 if (aShapeLab.FindAttribute(TDF_Reference::GetID(), aRef)) {
954 aShapeLab = aRef->Get();
956 Handle(TNaming_NamedShape) aName;
957 if (aShapeLab.FindAttribute(TNaming_NamedShape::GetID(), aName)) {
958 TopoDS_Shape aShape = aName->Get();
959 if (!aShape.IsNull()) {
960 GeomShapePtr aRes(new GeomAPI_Shape);
961 aRes->setImpl(new TopoDS_Shape(aShape));
966 return GeomShapePtr();
969 bool Model_BodyBuilder::isLatestEqual(const GeomShapePtr& theShape)
971 if (theShape.get()) {
972 TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
973 std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(data());
975 TDF_Label& aShapeLab = aData->shapeLab();
976 Handle(TNaming_NamedShape) aName;
977 if (aShapeLab.FindAttribute(TNaming_NamedShape::GetID(), aName)) {
978 TopoDS_Shape aLatest = TNaming_Tool::CurrentShape(aName);
979 if (aLatest.IsNull())
981 if (aLatest.IsEqual(aShape))
983 // check sub-shapes for comp-solids:
984 for (TopExp_Explorer anExp(aShape, aLatest.ShapeType()); anExp.More(); anExp.Next()) {
985 if (aLatest.IsEqual(anExp.Current()))