Toposhape/Part: Transfer in FeatureCompound and FeatureRevolution

src/Mod/Part/App/FeatureCompound.cpp

@@ -54,6 +54,11 @@ short Compound::mustExecute() const
 App::DocumentObjectExecReturn *Compound::execute()
 {
     try {
+        // avoid duplicates without changing the order
+        // See also ViewProviderCompound::updateData
+        std::set<DocumentObject*> tempLinks;
+
+#ifndef FC_USE_TNP_FIX
         std::vector<ShapeHistory> history;
         int countFaces = 0;
 
@@ -95,6 +100,18 @@ App::DocumentObjectExecReturn *Compound::execute()
         prop.touch();
 
         return App::DocumentObject::StdReturn;
+#else
+        std::vector<TopoShape> shapes;
+        for(auto obj : Links.getValues()) {
+            if(!tempLinks.insert(obj).second)
+                continue;
+            auto sh = Feature::getTopoShape(obj);
+            if(!sh.isNull())
+                shapes.push_back(sh);
+        }
+        this->Shape.setValue(TopoShape().makeElementCompound(shapes));
+        return Part::Feature::execute();
+#endif
     }
     catch (Standard_Failure& e) {
         return new App::DocumentObjectExecReturn(e.GetMessageString());