- aName = "Undefined name";
- if(!aSubSh.get() || aSubSh->isNull() || !aCont.get() || aCont->shape()->isNull())
- return aName;
- TopoDS_Shape aSubShape = aSubSh->impl<TopoDS_Shape>();
- TopoDS_Shape aContext = aCont->shape()->impl<TopoDS_Shape>();
-#ifdef DEB_NAMING
- if(aSubShape.ShapeType() == TopAbs_COMPOUND) {
- BRepTools::Write(aSubShape, "Selection.brep");
- BRepTools::Write(aContext, "Context.brep");
- }
-#endif
- std::shared_ptr<Model_Document> aDoc =
- std::dynamic_pointer_cast<Model_Document>(aCont->document());
-
- // check if the subShape is already in DF
- aName = GetShapeName(aDoc, aSubShape, selectionLabel());
- if(aName.empty() ) { // not in the document!
- TopAbs_ShapeEnum aType = aSubShape.ShapeType();
- switch (aType) {
- case TopAbs_FACE:
- // the Face should be in DF. If it is not the case, it is an error ==> to be debugged
- break;
- case TopAbs_EDGE:
- {
- // name structure: F1 | F2 [| F3 | F4], where F1 & F2 the faces which gives the Edge in trivial case
- // if it is not atrivial case we use localization by neighbours. F3 & F4 - neighbour faces
- if (BRep_Tool::Degenerated(TopoDS::Edge(aSubShape))) {
- aName = "Degenerated_Edge";
- break;
- }
- TopTools_IndexedDataMapOfShapeListOfShape aMap;
- TopExp::MapShapesAndAncestors(aContext, TopAbs_EDGE, TopAbs_FACE, aMap);
- TopTools_IndexedMapOfShape aSMap; // map for ancestors of the sub-shape
- bool isTrivialCase(true);
-/* for (int i = 1; i <= aMap.Extent(); i++) {
- const TopoDS_Shape& aKey = aMap.FindKey(i);
- //if (aKey.IsNotEqual(aSubShape)) continue; // find exactly the selected key
- if (aKey.IsSame(aSubShape)) continue;
- const TopTools_ListOfShape& anAncestors = aMap.FindFromIndex(i);
- // check that it is not a trivial case (F1 & F2: aNumber = 1)
- isTrivialCase = isTrivial(anAncestors, aSMap);
- break;
- }*/
- if(aMap.Contains(aSubShape)) {
- const TopTools_ListOfShape& anAncestors = aMap.FindFromKey(aSubShape);
- // check that it is not a trivial case (F1 & F2: aNumber = 1)
- isTrivialCase = isTrivial(anAncestors, aSMap);
- } else
- break;
- TopTools_ListOfShape aListOfNbs;
- if(!isTrivialCase) { // find Neighbors
- TNaming_Localizer aLocalizer;
- TopTools_MapOfShape aMap3;
- aLocalizer.FindNeighbourg(aContext, aSubShape, aMap3);
- //int n = aMap3.Extent();
- TopTools_MapIteratorOfMapOfShape it(aMap3);
- for(;it.More();it.Next()) {
- const TopoDS_Shape& aNbShape = it.Key(); // neighbor edge
- //TopAbs_ShapeEnum aType = aNbShape.ShapeType();
- const TopTools_ListOfShape& aList = aMap.FindFromKey(aNbShape);
- TopTools_ListIteratorOfListOfShape it2(aList);
- for(;it2.More();it2.Next()) {
- if(aSMap.Contains(it2.Value())) continue; // skip this Face
- aListOfNbs.Append(it2.Value());
- }
- }
- } // else a trivial case
-
- // build name of the sub-shape Edge
- for(int i=1; i <= aSMap.Extent(); i++) {
- const TopoDS_Shape& aFace = aSMap.FindKey(i);
- std::string aFaceName = GetShapeName(aDoc, aFace, selectionLabel());
- if(i == 1)
- aName = aFaceName;
- else
- aName += "|" + aFaceName;
- }
- TopTools_ListIteratorOfListOfShape itl(aListOfNbs);
- for (;itl.More();itl.Next()) {
- std::string aFaceName = GetShapeName(aDoc, itl.Value(), selectionLabel());
- aName += "|" + aFaceName;
- }
- }
- break;
-
- case TopAbs_VERTEX:
- // name structure (Monifold Topology):
- // 1) F1 | F2 | F3 - intersection of 3 faces defines a vertex - trivial case.
- // 2) F1 | F2 | F3 [|F4 [|Fn]] - redundant definition, but it should be kept as is to obtain safe recomputation
- // 2) F1 | F2 - intersection of 2 faces definses a vertex - applicable for case
- // when 1 faces is cylindrical, conical, spherical or revolution and etc.
- // 3) E1 | E2 | E3 - intersection of 3 edges defines a vertex - when we have case of a shell
- // or compound of 2 open faces.
- // 4) E1 | E2 - intesection of 2 edges defines a vertex - when we have a case of
- // two independent edges (wire or compound)
- // implemented 2 first cases
- {
- TopTools_IndexedDataMapOfShapeListOfShape aMap;
- TopExp::MapShapesAndAncestors(aContext, TopAbs_VERTEX, TopAbs_FACE, aMap);
- const TopTools_ListOfShape& aList2 = aMap.FindFromKey(aSubShape);
- TopTools_ListOfShape aList;
- TopTools_MapOfShape aFMap;
-#ifdef FIX_BUG1
- //int n = aList2.Extent(); //bug! duplication
- // fix is below
- TopTools_ListIteratorOfListOfShape itl2(aList2);
- for (int i = 1;itl2.More();itl2.Next(),i++) {
- if(aFMap.Add(itl2.Value()))
- aList.Append(itl2.Value());
- }
- //n = aList.Extent();
-#endif
- int n = aList.Extent();
- if(n < 3) { // open topology case or Compound case => via edges
- TopTools_IndexedDataMapOfShapeListOfShape aMap;
- TopExp::MapShapesAndAncestors(aContext, TopAbs_VERTEX, TopAbs_EDGE, aMap);
- const TopTools_ListOfShape& aList22 = aMap.FindFromKey(aSubShape);
- if(aList22.Extent() >= 2) { // regular solution
-#ifdef FIX_BUG1
-
- // bug! duplication; fix is below
- aFMap.Clear();
- TopTools_ListOfShape aListE;
- TopTools_ListIteratorOfListOfShape itl2(aList22);
- for (int i = 1;itl2.More();itl2.Next(),i++) {
- if(aFMap.Add(itl2.Value()))
- aListE.Append(itl2.Value());
- }
- n = aListE.Extent();
-#endif
- TopTools_ListIteratorOfListOfShape itl(aListE);
- for (int i = 1;itl.More();itl.Next(),i++) {
- const TopoDS_Shape& anEdge = itl.Value();
- std::string anEdgeName = GetShapeName(aDoc, anEdge, selectionLabel());
- if(i == 1)
- aName = anEdgeName;
- else
- aName += "|" + anEdgeName;
- }
- }//reg
- else { // dangle vertex: if(aList22.Extent() == 1)
- //it should be already in DF
- }
- }
- else {
- TopTools_ListIteratorOfListOfShape itl(aList);
- for (int i = 1;itl.More();itl.Next(),i++) {
- const TopoDS_Shape& aFace = itl.Value();
- std::string aFaceName = GetShapeName(aDoc, aFace, selectionLabel());
- if(i == 1)
- aName = aFaceName;
- else
- aName += "|" + aFaceName;
- }
- }
- }
- break;
- }
- // register name
- // aDoc->addNamingName(selectionLabel(), aName);
- // the selected sub-shape will not be shared and as result it will not require registration