NPAL15379: EDF386: Fuse error with partitioned shape. Check compounds to prevent returning invalid result.

This commit is contained in:
jfa 2007-04-09 07:34:26 +00:00
parent 53a38614c4
commit 4cad132160

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@ -30,6 +30,7 @@
#include <BRepAlgoAPI_Cut.hxx> #include <BRepAlgoAPI_Cut.hxx>
#include <BRepAlgoAPI_Fuse.hxx> #include <BRepAlgoAPI_Fuse.hxx>
#include <BRepAlgoAPI_Section.hxx> #include <BRepAlgoAPI_Section.hxx>
#include <TopExp_Explorer.hxx>
#include <TopoDS_Shape.hxx> #include <TopoDS_Shape.hxx>
#include <TopoDS_Compound.hxx> #include <TopoDS_Compound.hxx>
#include <TopoDS_Iterator.hxx> #include <TopoDS_Iterator.hxx>
@ -231,6 +232,54 @@ Standard_Integer GEOMImpl_BooleanDriver::Execute(TFunction_Logbook& log) const
// perform FUSE operation // perform FUSE operation
else if (aType == BOOLEAN_FUSE) { else if (aType == BOOLEAN_FUSE) {
// Check arguments
TopTools_ListOfShape listShape1, listShape2;
AddSimpleShapes(aShape1, listShape1);
AddSimpleShapes(aShape2, listShape2);
if (listShape1.Extent() > 1) {
TopTools_ListIteratorOfListOfShape it1 (listShape1);
for (; it1.More(); it1.Next()) {
TopoDS_Shape aValue1 = it1.Value();
TopTools_ListIteratorOfListOfShape it2 (listShape1);
for (; it2.More(); it2.Next()) {
TopoDS_Shape aValue2 = it2.Value();
if (aValue2 != aValue1) {
BRepAlgoAPI_Section BO (aValue1, aValue2);
if (BO.IsDone()) {
TopoDS_Shape aSect = BO.Shape();
TopExp_Explorer anExp (aSect, TopAbs_VERTEX);
if (anExp.More()) {
StdFail_NotDone::Raise("Bad first shape for Fuse: compound with intersecting sub-shapes");
}
}
}
}
}
}
if (listShape2.Extent() > 1) {
TopTools_ListIteratorOfListOfShape it1 (listShape2);
for (; it1.More(); it1.Next()) {
TopoDS_Shape aValue1 = it1.Value();
TopTools_ListIteratorOfListOfShape it2 (listShape2);
for (; it2.More(); it2.Next()) {
TopoDS_Shape aValue2 = it2.Value();
if (aValue2 != aValue1) {
BRepAlgoAPI_Section BO (aValue1, aValue2);
if (BO.IsDone()) {
TopoDS_Shape aSect = BO.Shape();
TopExp_Explorer anExp (aSect, TopAbs_VERTEX);
if (anExp.More()) {
StdFail_NotDone::Raise("Bad second shape for Fuse: compound with intersecting sub-shapes");
}
}
}
}
}
}
// Perform
BRepAlgoAPI_Fuse BO (aShape1, aShape2); BRepAlgoAPI_Fuse BO (aShape1, aShape2);
if (!BO.IsDone()) { if (!BO.IsDone()) {
StdFail_NotDone::Raise("Fuse operation can not be performed on the given shapes"); StdFail_NotDone::Raise("Fuse operation can not be performed on the given shapes");