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0022375: [CEA 973] UnionFaces shall not suppress an edge between 2 continuous faces if this edge is shared with a 3rd incident face

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skv 2013-10-23 14:29:57 +00:00
parent e30226dad2
commit ffb97fe743
1 changed files with 55 additions and 0 deletions
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55
src/BlockFix/BlockFix_UnionFaces.cxx
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@ -189,6 +189,50 @@ static Handle(Geom_Surface) ClearRts(const Handle(Geom_Surface)& aSurface)
return aSurface;
}
//=======================================================================
//function : IsFacesOfSameSolids
//purpose : auxilary
//=======================================================================
static Standard_Boolean IsFacesOfSameSolids
(const TopoDS_Face &theFace1,
const TopoDS_Face &theFace2,
const TopTools_IndexedDataMapOfShapeListOfShape &theMapFaceSolids)
{
Standard_Boolean isSame = Standard_False;
if (theMapFaceSolids.Contains(theFace1) &&
theMapFaceSolids.Contains(theFace2)) {
const TopTools_ListOfShape& aList1 = theMapFaceSolids.FindFromKey(theFace1);
const TopTools_ListOfShape& aList2 = theMapFaceSolids.FindFromKey(theFace2);
if (aList1.Extent() == aList2.Extent()) {
TopTools_ListIteratorOfListOfShape anIter1(aList1);
isSame = Standard_True;
for (; anIter1.More(); anIter1.Next()) {
const TopoDS_Shape &aSolid1 = anIter1.Value();
TopTools_ListIteratorOfListOfShape anIter2(aList2);
for (; anIter2.More(); anIter2.Next()) {
if (aSolid1.IsSame(anIter2.Value())) {
// Same solid is detected. Break the loop
break;
}
}
if (!anIter2.More()) {
// No same solid is detected. Break the loop.
isSame = Standard_False;
break;
}
}
}
}
return isSame;
}
//=======================================================================
//function : Perform
//purpose :
@ -198,6 +242,12 @@ TopoDS_Shape BlockFix_UnionFaces::Perform(const TopoDS_Shape& Shape)
Handle(ShapeBuild_ReShape) myContext = new ShapeBuild_ReShape;
TopoDS_Shape aResShape = myContext->Apply(Shape);
// Fill Map of faces as keys and list of solids as items.
TopTools_IndexedDataMapOfShapeListOfShape aMapFaceSolids;
TopExp::MapShapesAndAncestors
(Shape, TopAbs_FACE, TopAbs_SOLID, aMapFaceSolids);
// processing each solid
TopExp_Explorer exps;
for (exps.Init(Shape, TopAbs_SOLID); exps.More(); exps.Next()) {
@ -265,6 +315,11 @@ TopoDS_Shape BlockFix_UnionFaces::Perform(const TopoDS_Shape& Shape)
if (aProcessed.Contains(anCheckedFace))
continue;
// Check if faces belong to same solids.
if (!IsFacesOfSameSolids(aFace, anCheckedFace, aMapFaceSolids)) {
continue;
}
if (IsSameDomain(aFace,anCheckedFace)) {
if (aList.Extent() != 2) {