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0023419 note (0021712). Simplify complex compounds.

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This commit is contained in:
jfa 2017-03-13 15:03:17 +03:00
parent 0c782492c0
commit 4947a3ae95
1 changed files with 17 additions and 3 deletions
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20
src/GEOMImpl/GEOMImpl_BooleanDriver.cxx
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@ -342,16 +342,30 @@ TopoDS_Shape GEOMImpl_BooleanDriver::makeCompoundShellFromFaces
if (theShape.ShapeType() != TopAbs_COMPOUND)
return theShape;
BRep_Builder B;
TopoDS_Compound aFaces;
B.MakeCompound(aFaces);
// simplify compound structure for
// Mantis issue 0023419 (note 0021712)
TopExp_Explorer aExp;
TopTools_MapOfShape aMapFaces;
aExp.Init(theShape, TopAbs_FACE);
for (; aExp.More(); aExp.Next()) {
const TopoDS_Shape& aFace = aExp.Current();
if (aMapFaces.Add(aFace)) {
B.Add(aFaces, aFace);
}
}
BOPCol_ListOfShape aListShapes;
BOPTools_AlgoTools::MakeConnexityBlocks(theShape, TopAbs_EDGE, TopAbs_FACE, aListShapes);
BOPTools_AlgoTools::MakeConnexityBlocks(aFaces, TopAbs_EDGE, TopAbs_FACE, aListShapes);
if (aListShapes.IsEmpty())
return theShape;
TopoDS_Compound aResult;
BRep_Builder B;
B.MakeCompound(aResult);
TopExp_Explorer aExp;
BOPCol_ListIteratorOfListOfShape anIter(aListShapes);
for (; anIter.More(); anIter.Next()) {