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());
229 if (theIsCleanStored) clean();
230 // store the new shape as primitive
231 TNaming_Builder* aBuilder = builder(0);
232 if (!theOldShape || !theNewShape)
234 TopoDS_Shape aShapeOld = theOldShape->impl<TopoDS_Shape>();
235 if (aShapeOld.IsNull())
236 return; // null shape inside
237 TopoDS_Shape aShapeNew = theNewShape->impl<TopoDS_Shape>();
238 if (aShapeNew.IsNull())
239 return; // null shape inside
240 aBuilder->Modify(aShapeOld, aShapeNew);
241 if(!aBuilder->NamedShape()->IsEmpty()) {
242 Handle(TDataStd_Name) anAttr;
243 if(aBuilder->NamedShape()->Label().FindAttribute(TDataStd_Name::GetID(),anAttr)) {
244 std::string aName (TCollection_AsciiString(anAttr->Get()).ToCString());
246 std::shared_ptr<Model_Document> aDoc =
247 std::dynamic_pointer_cast<Model_Document>(document());
248 aDoc->addNamingName(aBuilder->NamedShape()->Label(), aName);
255 void Model_BodyBuilder::storeWithoutNaming(const GeomShapePtr& theShape)
257 std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(data());
262 TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
264 return; // null shape inside
265 TNaming_Builder aBuilder(aData->shapeLab());
266 aBuilder.Select(aShape, aShape);
270 void Model_BodyBuilder::clean()
272 TDF_Label aLab = std::dynamic_pointer_cast<Model_Data>(data())->shapeLab();
275 std::map<int, TNaming_Builder*>::iterator aBuilder = myBuilders.begin();
276 for(; aBuilder != myBuilders.end(); aBuilder++) {
277 delete aBuilder->second;
278 // clear also shapes on cleaned sub-labels (#2241)
279 Handle(TNaming_NamedShape) aNS;
280 if (aLab.FindChild(aBuilder->first).FindAttribute(TNaming_NamedShape::GetID(), aNS)) {
285 // remove the old reference (if any)
286 aLab.ForgetAttribute(TDF_Reference::GetID());
287 myFreePrimitiveTag = PRIMITIVES_START_TAG;
290 Model_BodyBuilder::~Model_BodyBuilder()
295 void Model_BodyBuilder::buildName(const int theTag, const std::string& theName)
297 std::string aName = theName;
298 std::string aPrefix = "";
300 case GENERATED_VERTICES_TAG: aPrefix = aName.empty() ? "Generated_Vertex" : "GV:"; break;
301 case GENERATED_EDGES_TAG: aPrefix = aName.empty() ? "Generated_Edge" : "GE:"; break;
302 case GENERATED_FACES_TAG: aPrefix = aName.empty() ? "Generated_Face" : "GF:"; break;
303 case MODIFIED_VERTICES_TAG: aPrefix = aName.empty() ? "Modified_Vertex" : "MV:"; break;
304 case MODIFIED_EDGES_TAG: aPrefix = aName.empty() ? "Modified_Edge" : "ME:"; break;
305 case MODIFIED_FACES_TAG: aPrefix = aName.empty() ? "Modified_Face" : "MF:"; break;
307 aName.insert(0, aPrefix);
309 TDataStd_Name::Set(builder(theTag)->NamedShape()->Label(), aName.c_str());
311 void Model_BodyBuilder::generated(const GeomShapePtr& theNewShape,
312 const std::string& theName)
314 TopoDS_Shape aShape = theNewShape->impl<TopoDS_Shape>();
315 builder(myFreePrimitiveTag)->Generated(aShape);
316 if (!theName.empty()) {
317 buildName(myFreePrimitiveTag, theName);
319 ++myFreePrimitiveTag;
322 void Model_BodyBuilder::generated(const GeomShapePtr& theOldShape,
323 const GeomShapePtr& theNewShape,
324 const std::string& theName)
326 TopoDS_Shape anOldShape = theOldShape->impl<TopoDS_Shape>();
327 TopoDS_Shape aNewShape = theNewShape->impl<TopoDS_Shape>();
328 TopAbs_ShapeEnum aNewShapeType = aNewShape.ShapeType();
330 if (aNewShapeType == TopAbs_WIRE || aNewShapeType == TopAbs_SHELL) {
331 // TODO: This is a workaround. New shape should be only vertex, edge or face.
332 TopAbs_ShapeEnum aShapeTypeToExplore = aNewShapeType == TopAbs_WIRE ? TopAbs_EDGE : TopAbs_FACE;
333 aTag = TopAbs_WIRE ? GENERATED_EDGES_TAG : GENERATED_FACES_TAG;
334 for (TopExp_Explorer anExp(aNewShape, aShapeTypeToExplore); anExp.More(); anExp.Next()) {
335 builder(aTag)->Generated(anOldShape, anExp.Current());
337 buildName(aTag, theName);
339 aTag = getGenerationTag(aNewShape);
340 if (aTag == INVALID_TAG) return;
341 builder(aTag)->Generated(anOldShape, aNewShape);
342 buildName(aTag, theName);
346 void Model_BodyBuilder::modified(const GeomShapePtr& theOldShape,
347 const GeomShapePtr& theNewShape,
348 const std::string& theName)
350 TopoDS_Shape anOldShape = theOldShape->impl<TopoDS_Shape>();
351 TopoDS_Shape aNewShape = theNewShape->impl<TopoDS_Shape>();
352 int aTag = getModificationTag(aNewShape);
353 if (aTag == INVALID_TAG) return;
354 builder(aTag)->Modify(anOldShape, aNewShape);
355 buildName(aTag, theName);
358 void Model_BodyBuilder::deleted(const GeomShapePtr& theOldShape)
360 TopoDS_Shape aShape = theOldShape->impl<TopoDS_Shape>();
361 builder(DELETED_TAG)->Delete(aShape);
364 void Model_BodyBuilder::loadDeletedShapes(const GeomMakeShapePtr& theAlgo,
365 const GeomShapePtr& theOldShape,
366 const GeomAPI_Shape::ShapeType theShapeTypeToExplore,
367 const GeomShapePtr& theShapesToExclude)
369 TopTools_MapOfShape anAlreadyProcessedShapes;
370 GeomShapePtr aResultShape = shape();
371 for (GeomAPI_ShapeExplorer anExp(theOldShape, theShapeTypeToExplore);
375 GeomShapePtr anOldSubShape = anExp.current();
376 const TopoDS_Shape& anOldSubShape_ = anOldSubShape->impl<TopoDS_Shape>();
377 if (!anAlreadyProcessedShapes.Add(anOldSubShape_)
378 || !theAlgo->isDeleted(anOldSubShape)
379 || aResultShape->isSubShape(anOldSubShape, false)
380 || (theShapesToExclude.get() && theShapesToExclude->isSubShape(anOldSubShape, false)))
385 ListOfShape aNewShapes;
386 if (BRepTools_History::IsSupportedType(anOldSubShape_)) { // to avoid crash in #2572
387 theAlgo->modified(anOldSubShape, aNewShapes);
390 if (aNewShapes.size() == 0
391 || (aNewShapes.size() == 1 && aNewShapes.front()->isSame(anOldSubShape))) {
392 builder(DELETED_TAG)->Delete(anOldSubShape_);
397 static void removeBadShapes(ListOfShape& theShapes)
399 ListOfShape::iterator anIt = theShapes.begin();
400 while (anIt != theShapes.end()) {
401 TopoDS_Shape aNewShape = (*anIt)->impl<TopoDS_Shape>();
402 bool aSkip = aNewShape.IsNull()
403 || (aNewShape.ShapeType() == TopAbs_EDGE && BRep_Tool::Degenerated(TopoDS::Edge(aNewShape)));
405 ListOfShape::iterator aRemoveIt = anIt++;
406 theShapes.erase(aRemoveIt);
413 // Keep only the shapes with minimal shape type
414 static void keepTopLevelShapes(ListOfShape& theShapes,
415 const TopoDS_Shape& theRoot,
416 const GeomShapePtr& theResultShape = GeomShapePtr())
418 GeomAPI_Shape::ShapeType aKeepShapeType = GeomAPI_Shape::SHAPE;
419 ListOfShape::iterator anIt = theShapes.begin();
420 while (anIt != theShapes.end()) {
421 TopoDS_Shape aNewShape = (*anIt)->impl<TopoDS_Shape>();
422 bool aSkip = aNewShape.IsNull() ||
423 (aNewShape.ShapeType() == TopAbs_EDGE && BRep_Tool::Degenerated(TopoDS::Edge(aNewShape)));
424 if (aSkip || theRoot.IsSame(aNewShape) || (theResultShape &&
425 (!theResultShape->isSubShape(*anIt, false) || theResultShape->isSame(*anIt)))) {
426 ListOfShape::iterator aRemoveIt = anIt++;
427 theShapes.erase(aRemoveIt);
429 GeomAPI_Shape::ShapeType aType = (*anIt)->shapeType();
430 if (aType < aKeepShapeType) {
431 // found a shape with lesser shape type => remove all previous shapes
432 aKeepShapeType = aType;
433 theShapes.erase(theShapes.begin(), anIt);
435 } else if (aType > aKeepShapeType) {
436 // shapes with greater shape type should be removed from the list
437 ListOfShape::iterator aRemoveIt = anIt++;
438 theShapes.erase(aRemoveIt);
445 // returns an ancestor shape-type thaty used for naming-definition of the sub-type
446 TopAbs_ShapeEnum typeOfAncestor(const TopAbs_ShapeEnum theSubType) {
447 if (theSubType == TopAbs_VERTEX)
449 if (theSubType == TopAbs_EDGE)
451 return TopAbs_VERTEX; // bad case
454 void Model_BodyBuilder::loadModifiedShapes(const GeomMakeShapePtr& theAlgo,
455 const GeomShapePtr& theOldShape,
456 const GeomAPI_Shape::ShapeType theShapeTypeToExplore,
457 const std::string& theName)
459 GeomShapePtr aResultShape = shape();
460 GeomShapePtr aShapeToExplore = theOldShape;
461 if (theAlgo->isNewShapesCollected(theOldShape, theShapeTypeToExplore)) {
462 // use optimized set of old shapes for this
463 GeomShapePtr aCompound = theAlgo->oldShapesForNew(theOldShape,
465 theShapeTypeToExplore);
466 if (aCompound.get()) aShapeToExplore = aCompound;
469 TopTools_MapOfShape anAlreadyProcessedShapes;
470 std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(data());
471 for (GeomAPI_ShapeExplorer anOldShapeExp(aShapeToExplore, theShapeTypeToExplore);
472 anOldShapeExp.more();
473 anOldShapeExp.next())
475 GeomShapePtr anOldSubShape = anOldShapeExp.current();
476 const TopoDS_Shape& anOldSubShape_ = anOldSubShape->impl<TopoDS_Shape>();
478 // There is no sense to write history if shape already processed
479 // or old shape does not exist in the document.
480 bool anOldSubShapeAlreadyProcessed = !anAlreadyProcessedShapes.Add(anOldSubShape_);
481 bool anOldSubShapeNotInTree = TNaming_Tool::NamedShape(anOldSubShape_, aData->shapeLab())
483 if (anOldSubShapeAlreadyProcessed
484 || anOldSubShapeNotInTree)
490 ListOfShape aNewShapes;
491 theAlgo->modified(anOldSubShape, aNewShapes);
493 for (ListOfShape::const_iterator aNewShapesIt = aNewShapes.cbegin();
494 aNewShapesIt != aNewShapes.cend();
497 GeomShapePtr aNewShape = *aNewShapesIt;
498 const TopoDS_Shape& aNewShape_ = aNewShape->impl<TopoDS_Shape>();
499 bool isGenerated = anOldSubShape_.ShapeType() != aNewShape_.ShapeType();
501 bool aNewShapeIsSameAsOldShape = anOldSubShape->isSame(aNewShape);
502 bool aNewShapeIsNotInResultShape = !aResultShape->isSubShape(aNewShape, false);
503 if (aNewShapeIsSameAsOldShape
504 || aNewShapeIsNotInResultShape)
509 TNaming_Builder* aBuilder;
510 if (aResultShape->isSame(aNewShape)) {
511 // keep the modification evolution on the root level (2241 - history propagation issue)
512 aBuilder = builder(0);
513 TDF_Label aShapeLab = aBuilder->NamedShape()->Label();
514 Handle(TDF_Reference) aRef;
515 if (aShapeLab.FindAttribute(TDF_Reference::GetID(), aRef)) {
516 // Store only in case if it does not have reference.
520 // Check if new shape was already stored.
521 if (isAlreadyStored(aBuilder, anOldSubShape_, aNewShape_)) continue;
523 if (!aBuilder->NamedShape().IsNull() &&
524 ((isGenerated && aBuilder->NamedShape()->Evolution() != TNaming_GENERATED)
525 || (!isGenerated && aBuilder->NamedShape()->Evolution() != TNaming_MODIFY)))
527 myBuilders.erase(0); // clear old builder to avoid different evolutions crash
528 aBuilder = builder(0);
531 int aTag = isGenerated ? getGenerationTag(aNewShape_)
532 : getModificationTag(aNewShape_);
533 aBuilder = builder(aTag);
535 // Check if new shape was already stored.
536 if (isAlreadyStored(aBuilder, anOldSubShape_, aNewShape_)) continue;
538 buildName(aTag, theName);
541 isGenerated ? aBuilder->Generated(anOldSubShape_, aNewShape_)
542 : aBuilder->Modify(anOldSubShape_, aNewShape_);
547 void Model_BodyBuilder::loadGeneratedShapes(const GeomMakeShapePtr& theAlgo,
548 const GeomShapePtr& theOldShape,
549 const GeomAPI_Shape::ShapeType theShapeTypeToExplore,
550 const std::string& theName)
552 TopTools_MapOfShape anAlreadyProcessedShapes;
553 for (GeomAPI_ShapeExplorer anOldShapeExp(theOldShape, theShapeTypeToExplore);
554 anOldShapeExp.more();
555 anOldShapeExp.next())
557 GeomShapePtr anOldSubShape = anOldShapeExp.current();
558 const TopoDS_Shape& anOldSubShape_ = anOldSubShape->impl<TopoDS_Shape>();
560 // There is no sense to write history if shape already processed.
561 if (!anAlreadyProcessedShapes.Add(anOldSubShape_)) continue;
564 ListOfShape aNewShapes;
565 theAlgo->generated(anOldSubShape, aNewShapes);
567 keepTopLevelShapes(aNewShapes, anOldSubShape_);
569 for (ListOfShape::const_iterator aNewShapesIt = aNewShapes.cbegin();
570 aNewShapesIt != aNewShapes.cend();
573 GeomShapePtr aNewShape = *aNewShapesIt;
574 const TopoDS_Shape& aNewShape_ = aNewShape->impl<TopoDS_Shape>();
576 TopAbs_ShapeEnum aNewShapeType = aNewShape_.ShapeType();
577 if (aNewShapeType == TopAbs_WIRE || aNewShapeType == TopAbs_SHELL) {
578 // TODO: This is a workaround. New shape should be only edge or face.
579 TopAbs_ShapeEnum aShapeTypeToExplore = aNewShapeType == TopAbs_WIRE ? TopAbs_EDGE
581 int aTag = TopAbs_WIRE ? GENERATED_EDGES_TAG : GENERATED_FACES_TAG;
582 for (TopExp_Explorer anExp(aNewShape_, aShapeTypeToExplore); anExp.More(); anExp.Next()) {
583 builder(aTag)->Generated(anOldSubShape_, anExp.Current());
585 buildName(aTag, theName);
588 int aTag = getGenerationTag(aNewShape_);
589 if (aTag == INVALID_TAG) return;
590 builder(aTag)->Generated(anOldSubShape_, aNewShape_);
591 buildName(aTag, theName);
597 //=======================================================================
598 int getDangleShapes(const TopoDS_Shape& theShapeIn,
599 const TopAbs_ShapeEnum theGeneratedFrom,
600 TopTools_DataMapOfShapeShape& theDangles)
603 TopTools_IndexedDataMapOfShapeListOfShape subShapeAndAncestors;
604 TopAbs_ShapeEnum GeneratedTo;
605 if (theGeneratedFrom == TopAbs_FACE) GeneratedTo = TopAbs_EDGE;
606 else if (theGeneratedFrom == TopAbs_EDGE) GeneratedTo = TopAbs_VERTEX;
607 else return Standard_False;
608 TopExp::MapShapesAndAncestors(theShapeIn, GeneratedTo, theGeneratedFrom, subShapeAndAncestors);
609 for (Standard_Integer i = 1; i <= subShapeAndAncestors.Extent(); i++) {
610 const TopoDS_Shape& mayBeDangle = subShapeAndAncestors.FindKey(i);
611 const TopTools_ListOfShape& ancestors = subShapeAndAncestors.FindFromIndex(i);
612 if (ancestors.Extent() == 1) theDangles.Bind(ancestors.First(), mayBeDangle);
614 return theDangles.Extent();
617 //=======================================================================
618 void loadGeneratedDangleShapes(
619 const TopoDS_Shape& theShapeIn,
620 const TopAbs_ShapeEnum theGeneratedFrom,
621 TNaming_Builder * theBuilder)
623 TopTools_DataMapOfShapeShape dangles;
624 if (!getDangleShapes(theShapeIn, theGeneratedFrom, dangles)) return;
625 TopTools_DataMapIteratorOfDataMapOfShapeShape itr(dangles);
626 for (; itr.More(); itr.Next())
627 theBuilder->Generated(itr.Key(), itr.Value());
630 //=======================================================================
631 void Model_BodyBuilder::loadNextLevels(GeomShapePtr theShape,
632 const std::string& theName)
634 if(theShape->isNull()) return;
635 TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
637 if (aShape.ShapeType() == TopAbs_SOLID) {
638 TopExp_Explorer expl(aShape, TopAbs_FACE);
639 for (; expl.More(); expl.Next()) {
640 builder(myFreePrimitiveTag)->Generated(expl.Current());
641 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
642 aName = theName + "_" + aStr.ToCString();
643 buildName(myFreePrimitiveTag, aName);
644 ++myFreePrimitiveTag;
647 else if (aShape.ShapeType() == TopAbs_SHELL || aShape.ShapeType() == TopAbs_FACE) {
648 // load faces and all the free edges
649 TopTools_IndexedMapOfShape Faces;
650 TopExp::MapShapes(aShape, TopAbs_FACE, Faces);
651 if (Faces.Extent() > 1 || (aShape.ShapeType() == TopAbs_SHELL && Faces.Extent() == 1)) {
652 TopExp_Explorer expl(aShape, TopAbs_FACE);
653 for (; expl.More(); expl.Next()) {
654 builder(myFreePrimitiveTag)->Generated(expl.Current());
655 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
656 aName = theName + "_" + aStr.ToCString();
657 buildName(myFreePrimitiveTag, aName);
658 ++myFreePrimitiveTag;
661 TopTools_IndexedDataMapOfShapeListOfShape anEdgeAndNeighbourFaces;
662 TopExp::MapShapesAndAncestors(aShape, TopAbs_EDGE, TopAbs_FACE, anEdgeAndNeighbourFaces);
663 for (Standard_Integer i = 1; i <= anEdgeAndNeighbourFaces.Extent(); i++)
665 const TopTools_ListOfShape& aLL = anEdgeAndNeighbourFaces.FindFromIndex(i);
666 if (aLL.Extent() < 2) {
667 if (BRep_Tool::Degenerated(TopoDS::Edge(anEdgeAndNeighbourFaces.FindKey(i))))
669 builder(myFreePrimitiveTag)->Generated(anEdgeAndNeighbourFaces.FindKey(i));
670 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
671 aName = theName + "_" + aStr.ToCString();
672 buildName(myFreePrimitiveTag, aName);
673 ++myFreePrimitiveTag;
675 TopTools_ListIteratorOfListOfShape anIter(aLL);
676 const TopoDS_Face& aFace = TopoDS::Face(anIter.Value());
678 if(aFace.IsEqual(anIter.Value())) {
679 builder(myFreePrimitiveTag)->Generated(anEdgeAndNeighbourFaces.FindKey(i));
680 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
681 aName = theName + "_" + aStr.ToCString();
682 buildName(myFreePrimitiveTag, aName);
683 ++myFreePrimitiveTag;
687 } else if (aShape.ShapeType() == TopAbs_WIRE) {
688 TopTools_IndexedMapOfShape Edges;
689 BRepTools::Map3DEdges(aShape, Edges);
690 if (Edges.Extent() == 1) {
691 builder(myFreePrimitiveTag++)->Generated(Edges.FindKey(1));
692 TopExp_Explorer expl(aShape, TopAbs_VERTEX);
693 for (; expl.More(); expl.Next()) {
694 builder(myFreePrimitiveTag)->Generated(expl.Current());
695 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
696 aName = theName + "_" + aStr.ToCString();
697 buildName(myFreePrimitiveTag, aName);
698 ++myFreePrimitiveTag;
701 TopExp_Explorer expl(aShape, TopAbs_EDGE);
702 for (; expl.More(); expl.Next()) {
703 builder(myFreePrimitiveTag)->Generated(expl.Current());
704 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
705 aName = theName + "_" + aStr.ToCString();
706 buildName(myFreePrimitiveTag, aName);
707 ++myFreePrimitiveTag;
709 // and load generated vertices.
710 TopTools_DataMapOfShapeShape generated;
711 if (getDangleShapes(aShape, TopAbs_EDGE, generated))
713 TNaming_Builder* pBuilder = builder(myFreePrimitiveTag++);
714 loadGeneratedDangleShapes(aShape, TopAbs_EDGE, pBuilder);
717 } else if (aShape.ShapeType() == TopAbs_EDGE) {
718 TopExp_Explorer expl(aShape, TopAbs_VERTEX);
719 for (; expl.More(); expl.Next()) {
720 builder(myFreePrimitiveTag)->Generated(expl.Current());
721 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
722 aName = theName + "_" + aStr.ToCString();
723 buildName(myFreePrimitiveTag, aName);
724 ++myFreePrimitiveTag;
729 //=======================================================================
730 int findAmbiguities(const TopoDS_Shape& theShapeIn,
731 TopTools_ListOfShape& theList)
734 // edges -> ancestor faces list
735 TopTools_IndexedDataMapOfShapeListOfShape aSubShapeAndAncestors;
736 TopExp::MapShapesAndAncestors(theShapeIn, TopAbs_EDGE, TopAbs_FACE, aSubShapeAndAncestors);
737 // keeps the shapes which are already in the resulting list
738 TopTools_MapOfShape alreadyThere;
739 // map from faces identifier (combination of hash-codes) to list of edges produced such ID
740 NCollection_DataMap<int, NCollection_List<TopoDS_Shape> > aFacesIDs;
742 TopTools_IndexedDataMapOfShapeListOfShape::Iterator anAncestorsIter(aSubShapeAndAncestors);
743 for (; anAncestorsIter.More(); anAncestorsIter.Next()) {
744 const TopTools_ListOfShape& ancestors = anAncestorsIter.Value();
745 if (ancestors.Extent() < 2)
747 Standard_Integer anID = 0;
748 for(TopTools_ListIteratorOfListOfShape aFaceIt(ancestors); aFaceIt.More(); aFaceIt.Next()) {
749 anID ^= HashCode(aFaceIt.ChangeValue(), 1990657); // Pierpont prime
751 if (aFacesIDs.IsBound(anID)) { // there found same edge, check they really have same faces
752 const NCollection_List<TopoDS_Shape>& aSameFaces1 =
753 aSubShapeAndAncestors.FindFromKey(anAncestorsIter.Key());
754 NCollection_List<TopoDS_Shape>::Iterator aSameEdge(aFacesIDs.ChangeFind(anID));
755 for(; aSameEdge.More(); aSameEdge.Next()) {
756 const NCollection_List<TopoDS_Shape>& aSameFaces2 =
757 aSubShapeAndAncestors.FindFromKey(aSameEdge.Value());
758 if (aSameFaces2.Extent() != aSameFaces1.Extent()) // the number of faces is different
761 NCollection_List<TopoDS_Shape>::Iterator aFaceIter1(aSameFaces1);
762 for(; aFaceIter1.More(); aFaceIter1.Next()) {
763 NCollection_List<TopoDS_Shape>::Iterator aFaceIter2(aSameFaces2);
764 for(; aFaceIter2.More(); aFaceIter2.Next()) {
765 if (aFaceIter1.Value().IsSame(aFaceIter2.Value()))
768 if (!aFaceIter2.More()) // aFaceIter1 contains a face, which is not in aFaceIter2
771 if (!aFaceIter1.More()) { // all the faces are same => put to the result
772 if (alreadyThere.Add(aSameEdge.Value()))
773 theList.Append(aSameEdge.Value());
774 if (alreadyThere.Add(anAncestorsIter.Key()))
775 theList.Append(anAncestorsIter.Key());
778 } else { // ID is unique, just add this edge
779 aFacesIDs.Bind(anID, NCollection_List<TopoDS_Shape>());
781 aFacesIDs.ChangeFind(anID).Append(anAncestorsIter.Key()); // add to the list anyway
783 return theList.Extent();
786 //=======================================================================
787 void Model_BodyBuilder::loadFirstLevel(GeomShapePtr theShape, const std::string& theName)
789 if(theShape->isNull()) return;
790 TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
792 if (aShape.ShapeType() == TopAbs_COMPOUND || aShape.ShapeType() == TopAbs_COMPSOLID) {
793 TopoDS_Iterator itr(aShape);
794 for (; itr.More(); itr.Next()) {
795 builder(myFreePrimitiveTag)->Generated(itr.Value());
796 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
797 aName = theName + "_" + aStr.ToCString();
798 buildName(myFreePrimitiveTag, aName);
799 ++myFreePrimitiveTag;
800 if (itr.Value().ShapeType() == TopAbs_COMPOUND ||
801 itr.Value().ShapeType() == TopAbs_COMPSOLID)
803 GeomShapePtr itrShape(new GeomAPI_Shape());
804 itrShape->setImpl(new TopoDS_Shape(itr.Value()));
805 loadFirstLevel(itrShape, theName);
807 GeomShapePtr itrShape(new GeomAPI_Shape());
808 itrShape->setImpl(new TopoDS_Shape(itr.Value()));
809 loadNextLevels(itrShape, theName);
813 GeomShapePtr itrShape(new GeomAPI_Shape());
814 itrShape->setImpl(new TopoDS_Shape(aShape));
815 loadNextLevels(itrShape, theName);
817 TopTools_ListOfShape aList;
818 if(findAmbiguities(aShape, aList)) {
819 TopTools_ListIteratorOfListOfShape it(aList);
820 for (; it.More(); it.Next(), ++myFreePrimitiveTag) {
821 builder(myFreePrimitiveTag)->Generated(it.Value());
822 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
823 aName = theName + "_" + aStr.ToCString();
824 buildName(myFreePrimitiveTag, aName);
829 //=======================================================================
830 void Model_BodyBuilder::loadDisconnectedEdges(GeomShapePtr theShape, const std::string& theName)
832 if(theShape->isNull()) return;
833 TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
834 TopTools_DataMapOfShapeListOfShape edgeNaborFaces;
835 TopTools_ListOfShape empty;
836 TopExp_Explorer explF(aShape, TopAbs_FACE);
837 for (; explF.More(); explF.Next()) {
838 const TopoDS_Shape& aFace = explF.Current();
839 TopExp_Explorer explV(aFace, TopAbs_EDGE);
840 for (; explV.More(); explV.Next()) {
841 const TopoDS_Shape& anEdge = explV.Current();
842 if (!edgeNaborFaces.IsBound(anEdge)) edgeNaborFaces.Bind(anEdge, empty);
843 Standard_Boolean faceIsNew = Standard_True;
844 TopTools_ListIteratorOfListOfShape itrF(edgeNaborFaces.Find(anEdge));
845 for (; itrF.More(); itrF.Next()) {
846 if (itrF.Value().IsSame(aFace)) {
847 faceIsNew = Standard_False;
852 edgeNaborFaces.ChangeFind(anEdge).Append(aFace);
856 TopTools_MapOfShape anEdgesToDelete;
857 TopExp_Explorer anEx(aShape,TopAbs_EDGE);
859 for(;anEx.More();anEx.Next()) {
860 Standard_Boolean aC0 = Standard_False;
861 TopoDS_Shape anEdge1 = anEx.Current();
862 if (edgeNaborFaces.IsBound(anEdge1)) {
863 const TopTools_ListOfShape& aList1 = edgeNaborFaces.Find(anEdge1);
864 if (aList1.Extent()<2) continue;
865 TopTools_DataMapIteratorOfDataMapOfShapeListOfShape itr(edgeNaborFaces);
866 for (; itr.More(); itr.Next()) {
867 TopoDS_Shape anEdge2 = itr.Key();
868 if(anEdgesToDelete.Contains(anEdge2)) continue;
869 if (anEdge1.IsSame(anEdge2)) continue;
870 const TopTools_ListOfShape& aList2 = itr.Value();
871 // compare lists of the neighbour faces of edge1 and edge2
872 if (aList1.Extent() == aList2.Extent()) {
873 Standard_Integer aMatches = 0;
874 for(TopTools_ListIteratorOfListOfShape aLIter1(aList1);aLIter1.More();aLIter1.Next())
875 for(TopTools_ListIteratorOfListOfShape aLIter2(aList2);aLIter2.More();aLIter2.Next())
876 if (aLIter1.Value().IsSame(aLIter2.Value())) aMatches++;
877 if (aMatches == aList1.Extent()) {
879 builder(myFreePrimitiveTag)->Generated(anEdge2);
880 anEdgesToDelete.Add(anEdge2);
881 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
882 aName = theName + "_" + aStr.ToCString();
883 buildName(myFreePrimitiveTag, aName);
884 ++myFreePrimitiveTag;
888 TopTools_MapIteratorOfMapOfShape itDelete(anEdgesToDelete);
889 for(;itDelete.More();itDelete.Next())
890 edgeNaborFaces.UnBind(itDelete.Key());
891 edgeNaborFaces.UnBind(anEdge1);
894 builder(myFreePrimitiveTag)->Generated(anEdge1);
895 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
896 aName = theName + "_" + aStr.ToCString();
897 buildName(myFreePrimitiveTag, aName);
898 ++myFreePrimitiveTag;
903 void Model_BodyBuilder::loadDisconnectedVertexes(GeomShapePtr theShape,
904 const std::string& theName)
906 if(theShape->isNull()) return;
907 TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
908 TopTools_DataMapOfShapeListOfShape vertexNaborEdges;
909 TopTools_ListOfShape empty;
910 TopExp_Explorer explF(aShape, TopAbs_EDGE);
911 for (; explF.More(); explF.Next()) {
912 const TopoDS_Shape& anEdge = explF.Current();
913 TopExp_Explorer explV(anEdge, TopAbs_VERTEX);
914 for (; explV.More(); explV.Next()) {
915 const TopoDS_Shape& aVertex = explV.Current();
916 if (!vertexNaborEdges.IsBound(aVertex)) vertexNaborEdges.Bind(aVertex, empty);
917 Standard_Boolean faceIsNew = Standard_True;
918 TopTools_ListIteratorOfListOfShape itrF(vertexNaborEdges.Find(aVertex));
919 for (; itrF.More(); itrF.Next()) {
920 if (itrF.Value().IsSame(anEdge)) {
921 faceIsNew = Standard_False;
926 vertexNaborEdges.ChangeFind(aVertex).Append(anEdge);
931 TopTools_DataMapIteratorOfDataMapOfShapeListOfShape itr(vertexNaborEdges);
932 for (; itr.More(); itr.Next()) {
933 const TopTools_ListOfShape& naborEdges = itr.Value();
934 if (naborEdges.Extent() < 2) {
935 builder(myFreePrimitiveTag)->Generated(itr.Key());
936 TCollection_AsciiString aStr(myFreePrimitiveTag - PRIMITIVES_START_TAG + 1);
937 aName = theName + "_" + aStr.ToCString();
938 buildName(myFreePrimitiveTag, aName);
939 ++myFreePrimitiveTag;
944 GeomShapePtr Model_BodyBuilder::shape()
946 std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(data());
947 if (aData && aData->isValid()) {
948 TDF_Label aShapeLab = aData->shapeLab();
949 Handle(TDF_Reference) aRef;
950 if (aShapeLab.FindAttribute(TDF_Reference::GetID(), aRef)) {
951 aShapeLab = aRef->Get();
953 Handle(TNaming_NamedShape) aName;
954 if (aShapeLab.FindAttribute(TNaming_NamedShape::GetID(), aName)) {
955 TopoDS_Shape aShape = aName->Get();
956 if (!aShape.IsNull()) {
957 GeomShapePtr aRes(new GeomAPI_Shape);
958 aRes->setImpl(new TopoDS_Shape(aShape));
963 return GeomShapePtr();
966 bool Model_BodyBuilder::isLatestEqual(const GeomShapePtr& theShape)
968 if (theShape.get()) {
969 TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
970 std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(data());
972 TDF_Label aShapeLab = aData->shapeLab();
973 Handle(TNaming_NamedShape) aName;
974 if (aShapeLab.FindAttribute(TNaming_NamedShape::GetID(), aName)) {
975 TopoDS_Shape aLatest = TNaming_Tool::CurrentShape(aName);
976 if (aLatest.IsNull())
978 if (aLatest.IsEqual(aShape))
980 // check sub-shapes for comp-solids:
981 for (TopExp_Explorer anExp(aShape, aLatest.ShapeType()); anExp.More(); anExp.Next()) {
982 if (aLatest.IsEqual(anExp.Current()))