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Offset - face with propagate properties

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This commit is contained in:
Joachim Schoeberl 2024-06-02 15:56:10 +02:00
parent f938b64397
commit 6d1c87f214
1 changed files with 46 additions and 0 deletions
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46
libsrc/occ/python_occ_shapes.cpp
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@ -1150,6 +1150,52 @@ DLL_HEADER void ExportNgOCCShapes(py::module &m)
py::arg("removeIntersectingEdges") = false, py::arg("removeIntersectingEdges") = false,
"makes shell-like solid from faces") "makes shell-like solid from faces")
.def("Offset", [](const TopoDS_Shape & shape,
double offset, double tol, bool intersection,
string joinT, bool removeIntEdges) {
BRepOffsetAPI_MakeOffsetShape maker;
GeomAbs_JoinType joinType;
if(joinT == "arc")
joinType = GeomAbs_Arc;
else if(joinT == "intersection")
joinType = GeomAbs_Intersection;
else
throw Exception("Only joinTypes 'arc' and 'intersection' exist!");
maker.PerformByJoin(shape, offset, tol,
BRepOffset_Skin, intersection,
false, joinType, removeIntEdges);
// PropagateProperties (maker, shape);
// bool have_identifications = false;
for (auto typ : { TopAbs_FACE, TopAbs_EDGE, TopAbs_VERTEX })
for (TopExp_Explorer e(shape, typ); e.More(); e.Next())
{
auto s = e.Current();
// have_identifications |= OCCGeometry::HaveIdentifications(s);
if(!OCCGeometry::HaveProperties(s))
continue;
auto prop = OCCGeometry::GetProperties(s);
for (auto mods : maker.Generated(s))
{
// OCCGeometry::GetProperties(mods).Merge(prop);
auto & props = OCCGeometry::GetProperties(mods);
props.Merge(prop);
if (prop.name) props.name = string("offset_")+(*prop.name);
}
}
// if(have_identifications)
// PropagateIdentifications(builder, shape, trafo);
return maker.Shape();
}, py::arg("offset"), py::arg("tol"),
py::arg("intersection") = false,py::arg("joinType")="arc",
py::arg("removeIntersectingEdges") = false,
"makes shell-like solid from faces")
.def("MakeTriangulation", [](const TopoDS_Shape & shape) .def("MakeTriangulation", [](const TopoDS_Shape & shape)
{ {
BuildTriangulation(shape); BuildTriangulation(shape);