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add TopoShape::multiFuse method

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to fuse multiple shapes at once.
This commit is contained in:
Sebastian Hoogen
2015-02-19 13:14:18 +01:00
committed by wmayer
parent bc6f86ea90
commit 9a758221ee
4 changed files with 86 additions and 0 deletions
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45
src/Mod/Part/App/TopoShape.cpp
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@@ -1331,6 +1331,51 @@ TopoDS_Shape TopoShape::fuse(TopoDS_Shape shape) const
return mkFuse.Shape();
}
TopoDS_Shape TopoShape::multiFuse(std::vector<TopoDS_Shape> shapes, Standard_Real tolerance) const
{
if (this->_Shape.IsNull())
Standard_Failure::Raise("Base shape is null");
#if OCC_VERSION_HEX <= 0x060800
if (tolerance > 0.0)
Standard_Failure::Raise("Fuzzy Booleans are not supported in this version of OCCT");
TopoDS_Shape resShape = this->_Shape;
if (resShape.IsNull())
throw Base::Exception("Object shape is null");
for (std::vector<TopoDS_Shape>::iterator it = shapes.begin(); it != shapes.end(); ++it) {
if (it->IsNull())
throw Base::Exception("Input shape is null");
// Let's call algorithm computing a fuse operation:
BRepAlgoAPI_Fuse mkFuse(resShape, *it);
// Let's check if the fusion has been successful
if (!mkFuse.IsDone())
throw Base::Exception("Fusion failed");
resShape = mkFuse.Shape();
}
#else
BRepAlgoAPI_Fuse mkFuse;
TopTools_ListOfShape shapeArguments,shapeTools;
shapeArguments.Append(this->_Shape);
for (std::vector<TopoDS_Shape>::iterator it = shapes.begin(); it != shapes.end(); ++it) {
if (it->IsNull())
throw Base::Exception("Tool shape is null");
if (tolerance > 0.0)
// workaround for http://dev.opencascade.org/index.php?q=node/1056#comment-520
shapeTools.Append(BRepBuilderAPI_Copy(*it).Shape());
else
shapeTools.Append(*it);
}
mkFuse.SetArguments(shapeArguments);
mkFuse.SetTools(shapeTools);
if (tolerance > 0.0)
mkFuse.SetFuzzyValue(tolerance);
mkFuse.Build();
if (!mkFuse.IsDone())
throw Base::Exception("MultiFusion failed");
TopoDS_Shape resShape = mkFuse.Shape();
#endif
return resShape;
}
TopoDS_Shape TopoShape::oldFuse(TopoDS_Shape shape) const
{
if (this->_Shape.IsNull())