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fixes 0004010: Box Selection + Part -> MakeCompound will crash FreeCAD

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wmayer
2019-06-12 11:20:48 +02:00
parent 3e65306a9f
commit b60a736c0d
3 changed files with 44 additions and 14 deletions
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28
src/Mod/Part/App/FeatureCompound.cpp
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@@ -66,21 +66,29 @@ App::DocumentObjectExecReturn *Compound::execute(void)
TopoDS_Compound comp;
builder.MakeCompound(comp);
// avoid duplicates without changing the order
// See also ViewProviderCompound::updateData
std::set<DocumentObject*> tempLinks;
const std::vector<DocumentObject*>& links = Links.getValues();
for (std::vector<DocumentObject*>::const_iterator it = links.begin(); it != links.end(); ++it) {
if (*it && (*it)->getTypeId().isDerivedFrom(Part::Feature::getClassTypeId())) {
Part::Feature* fea = static_cast<Part::Feature*>(*it);
const TopoDS_Shape& sh = fea->Shape.getValue();
if (!sh.IsNull()) {
builder.Add(comp, sh);
TopTools_IndexedMapOfShape faceMap;
TopExp::MapShapes(sh, TopAbs_FACE, faceMap);
ShapeHistory hist;
hist.type = TopAbs_FACE;
for (int i=1; i<=faceMap.Extent(); i++) {
hist.shapeMap[i-1].push_back(countFaces++);
auto pos = tempLinks.insert(fea);
if (pos.second) {
const TopoDS_Shape& sh = fea->Shape.getValue();
if (!sh.IsNull()) {
builder.Add(comp, sh);
TopTools_IndexedMapOfShape faceMap;
TopExp::MapShapes(sh, TopAbs_FACE, faceMap);
ShapeHistory hist;
hist.type = TopAbs_FACE;
for (int i=1; i<=faceMap.Extent(); i++) {
hist.shapeMap[i-1].push_back(countFaces++);
}
history.push_back(hist);
}
history.push_back(hist);
}
}
}