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Merge branch 'V8_1_BR'

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vsr 2016-09-12 16:12:06 +03:00
commit c753e60105
2 changed files with 77 additions and 0 deletions
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75
src/GEOMImpl/GEOMImpl_BooleanDriver.cxx
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@ -38,6 +38,7 @@
#include <BRepAlgoAPI_Section.hxx>
#include <BOPAlgo_CheckerSI.hxx>
#include <BOPDS_DS.hxx>
#include <BOPTools_AlgoTools.hxx>
#include <TopExp_Explorer.hxx>
#include <TopoDS_Compound.hxx>
@ -331,6 +332,47 @@ Standard_Integer GEOMImpl_BooleanDriver::Execute(LOGBOOK& log) const
return 1;
}
//=======================================================================
//function : makeCompoundShellFromFaces
//purpose :
//=======================================================================
TopoDS_Shape GEOMImpl_BooleanDriver::makeCompoundShellFromFaces
(const TopoDS_Shape theShape)const
{
if (theShape.ShapeType() != TopAbs_COMPOUND)
return theShape;
BOPCol_ListOfShape aListShapes;
BOPTools_AlgoTools::MakeConnexityBlocks(theShape, 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()) {
TopoDS_Shell aShell;
B.MakeShell(aShell);
TopoDS_Shape aShapeFromFaces = anIter.Value();
aExp.Init(aShapeFromFaces, TopAbs_FACE);
for (; aExp.More(); aExp.Next()) {
const TopoDS_Shape& aFace = aExp.Current();
B.Add(aShell, aFace);
}
if (!aShell.IsNull()) {
BOPTools_AlgoTools::OrientFacesOnShell(aShell);
B.Add(aResult, aShell);
}
else
B.Add(aResult, aShapeFromFaces);
}
return aResult;
}
//=======================================================================
//function : performOperation
//purpose :
@ -373,6 +415,11 @@ TopoDS_Shape GEOMImpl_BooleanDriver::performOperation
// This allows to avoid adding empty compounds,
// resulting from COMMON on two non-intersecting shapes.
if (aStepResult.ShapeType() == TopAbs_COMPOUND) {
#if OCC_VERSION_MAJOR >= 7
if (aValue1.ShapeType() == TopAbs_FACE && aValue2.ShapeType() == TopAbs_FACE) {
aStepResult = makeCompoundShellFromFaces(aStepResult);
}
#endif
TopoDS_Iterator aCompIter (aStepResult);
for (; aCompIter.More(); aCompIter.Next()) {
// add shape in a result
@ -430,6 +477,11 @@ TopoDS_Shape GEOMImpl_BooleanDriver::performOperation
// This allows to avoid adding empty compounds,
// resulting from CUT of parts
if (aCut.ShapeType() == TopAbs_COMPOUND) {
#if OCC_VERSION_MAJOR >= 7
if (itSub1.Value().ShapeType() == TopAbs_FACE) {
aCut = makeCompoundShellFromFaces(aCut);
}
#endif
TopoDS_Iterator aCompIter (aCut);
for (; aCompIter.More(); aCompIter.Next()) {
// add shape in a result
@ -457,12 +509,35 @@ TopoDS_Shape GEOMImpl_BooleanDriver::performOperation
// perform FUSE operation
else if (theType == BOOLEAN_FUSE) {
#if OCC_VERSION_MAJOR >= 7
Standard_Boolean isFaces = Standard_False;
TopTools_ListOfShape listShape1, listShape2;
GEOMUtils::AddSimpleShapes(theShape1, listShape1);
GEOMUtils::AddSimpleShapes(theShape2, listShape2);
TopTools_ListIteratorOfListOfShape itSub1 (listShape1);
for (; itSub1.More(); itSub1.Next()) {
TopoDS_Shape aValue1 = itSub1.Value();
TopTools_ListIteratorOfListOfShape itSub2 (listShape2);
for (; itSub2.More(); itSub2.Next()) {
TopoDS_Shape aValue2 = itSub2.Value();
if (aValue1.ShapeType() == TopAbs_FACE && aValue2.ShapeType() == TopAbs_FACE) {
isFaces = Standard_True;
}
}
}
#endif
// Perform
BRepAlgoAPI_Fuse BO (theShape1, theShape2);
if (!BO.IsDone()) {
StdFail_NotDone::Raise("Fuse operation can not be performed on the given shapes");
}
aShape = BO.Shape();
#if OCC_VERSION_MAJOR >= 7
if (isFaces)
aShape = makeCompoundShellFromFaces(aShape);
#endif
}
// perform SECTION operation

2
src/GEOMImpl/GEOMImpl_BooleanDriver.hxx
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@ -52,6 +52,8 @@ private:
const TopoDS_Shape theShape2,
const Standard_Integer theType) const;
TopoDS_Shape makeCompoundShellFromFaces(const TopoDS_Shape theShape) const;
OCCT_DEFINE_STANDARD_RTTIEXT(GEOMImpl_BooleanDriver,GEOM_BaseDriver)
};