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0022735: Data races in BRepMesh working in parallel mode

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This commit is contained in:
KGV
2011-10-12 06:50:42 +00:00
committed by bugmaster
parent 733a0e55f0
commit ca0db03195
3 changed files with 30 additions and 14 deletions
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35
src/BRepMesh/BRepMesh_IncrementalMesh.cxx
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@@ -213,22 +213,31 @@ void BRepMesh_IncrementalMesh::Update(const TopoDS_Shape& S)
}
// get list of faces
TopTools_ListOfShape LF;
BRepLib::ReverseSortFaces(S,LF);
// make array of faces suitable for processing (excluding faces without surface)
std::vector<TopoDS_Face> aFaces;
for (TopTools_ListIteratorOfListOfShape it(LF); it.More(); it.Next())
{
TopoDS_Face F = TopoDS::Face(it.Value());
TopTools_ListOfShape aFaceList;
BRepLib::ReverseSortFaces (S, aFaceList);
TopTools_MapOfShape aFaceMap;
aFaces.reserve (aFaceList.Extent());
TopLoc_Location L1;
const Handle(Geom_Surface)& Surf = BRep_Tool::Surface(F, L1);
if(Surf.IsNull())
continue;
Update (F);
aFaces.push_back (F);
// make array of faces suitable for processing (excluding faces without surface)
TopLoc_Location aDummyLoc;
const TopLoc_Location anEmptyLoc;
for (TopTools_ListIteratorOfListOfShape aFaceIter (aFaceList); aFaceIter.More(); aFaceIter.Next())
{
TopoDS_Shape aFaceNoLoc = aFaceIter.Value();
aFaceNoLoc.Location (anEmptyLoc);
if (!aFaceMap.Add (aFaceNoLoc))
continue; // already processed
TopoDS_Face aFace = TopoDS::Face (aFaceIter.Value());
const Handle(Geom_Surface)& aSurf = BRep_Tool::Surface (aFace, aDummyLoc);
if (aSurf.IsNull())
continue;
Update (aFace);
aFaces.push_back (aFace);
}
}
if (myInParallel)