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ListOfShapes, MakeFillet a member function
This commit is contained in:
Joachim Schoeberl
parent
e1cefd14ca
commit
87f796c6d9
@ -42,6 +42,7 @@
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#include <Geom2d_Ellipse.hxx>
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#include <Geom2d_TrimmedCurve.hxx>
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#include <GCE2d_MakeSegment.hxx>
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#include <GCE2d_MakeCircle.hxx>
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#if OCC_VERSION_MAJOR>=7 && OCC_VERSION_MINOR>=4
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#define OCC_HAVE_DUMP_JSON
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@ -330,6 +331,7 @@ DLL_HEADER void ExportNgOCC(py::module &m)
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})
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.def("__add__", [](gp_Vec v1, gp_Vec v2) { return gp_Vec(v1.X()+v2.X(), v1.Y()+v2.Y(), v1.Z()+v2.Z()); })
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.def("__rmul__", [](gp_Vec v, double s) { return gp_Vec(s*v.X(), s*v.Y(), s*v.Z()); })
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.def("__neg__", [](gp_Vec v) { return gp_Vec(-v.X(), -v.Y(), -v.Z()); })
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;
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py::class_<gp_Dir>(m, "gp_Dir")
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@ -435,6 +437,18 @@ DLL_HEADER void ExportNgOCC(py::module &m)
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.def("__call__", [] (gp_Trsf & trafo, const TopoDS_Shape & shape) {
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return BRepBuilderAPI_Transform(shape, trafo).Shape();
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})
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.def("__str__", [](gp_Trsf & trafo)
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{
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stringstream str;
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gp_XYZ xyz = trafo.TranslationPart();
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str << xyz.X() << ", " << xyz.Y() << ", " << xyz.Z();
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return str.str();
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})
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;
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py::class_<TopLoc_Location>(m, "TopLoc_Location")
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.def(py::init<gp_Trsf>())
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.def("Transformation", [](const TopLoc_Location & loc) { return loc.Transformation(); })
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;
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py::implicitly_convertible<py::tuple, gp_Pnt>();
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@ -453,6 +467,7 @@ DLL_HEADER void ExportNgOCC(py::module &m)
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m.attr("Y") = py::cast(&ey);
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m.attr("Z") = py::cast(&ez);
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class ListOfShapes : public std::vector<TopoDS_Shape> { };
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py::class_<TopoDS_Shape> (m, "TopoDS_Shape")
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@ -472,6 +487,7 @@ DLL_HEADER void ExportNgOCC(py::module &m)
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.def("SubShapes", [] (const TopoDS_Shape & shape, TopAbs_ShapeEnum & type)
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{
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/*
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py::list sub;
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TopExp_Explorer e;
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for (e.Init(shape, type); e.More(); e.Next())
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@ -485,6 +501,33 @@ DLL_HEADER void ExportNgOCC(py::module &m)
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}
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}
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return sub;
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*/
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ListOfShapes sub;
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for (TopExp_Explorer e(shape, type); e.More(); e.Next())
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sub.push_back(e.Current());
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return sub;
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})
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.def_property_readonly("faces", [] (const TopoDS_Shape & shape)
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{
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ListOfShapes sub;
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for (TopExp_Explorer e(shape, TopAbs_FACE); e.More(); e.Next())
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sub.push_back(e.Current());
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return sub;
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})
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.def_property_readonly("edges", [] (const TopoDS_Shape & shape)
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{
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ListOfShapes sub;
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for (TopExp_Explorer e(shape, TopAbs_EDGE); e.More(); e.Next())
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sub.push_back(e.Current());
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return sub;
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})
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.def_property_readonly("vertices", [] (const TopoDS_Shape & shape)
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{
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ListOfShapes sub;
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for (TopExp_Explorer e(shape, TopAbs_VERTEX); e.More(); e.Next())
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sub.push_back(e.Current());
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return sub;
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})
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.def("Properties", [] (const TopoDS_Shape & shape)
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@ -502,7 +545,18 @@ DLL_HEADER void ExportNgOCC(py::module &m)
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gp_Pnt center = props.CentreOfMass();
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return tuple( py::cast(mass), py::cast(center) );
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})
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.def_property_readonly("center", [](const TopoDS_Shape & shape) {
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GProp_GProps props;
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switch (shape.ShapeType())
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{
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case TopAbs_FACE:
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BRepGProp::SurfaceProperties (shape, props); break;
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default:
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BRepGProp::LinearProperties(shape, props);
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}
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return props.CentreOfMass();
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})
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.def("bc", [](const TopoDS_Shape & shape, const string & name)
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{
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for (TopExp_Explorer e(shape, TopAbs_FACE); e.More(); e.Next())
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@ -537,7 +591,13 @@ DLL_HEADER void ExportNgOCC(py::module &m)
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OCCGeometry::global_shape_properties[self.TShape()].col = col;
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})
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.def_property("location",
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[](const TopoDS_Shape & shape) { return shape.Location(); },
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[](TopoDS_Shape & shape, const TopLoc_Location & loc)
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{ shape.Location(loc); })
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.def("Located", [](const TopoDS_Shape & shape, const TopLoc_Location & loc)
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{ return shape.Located(loc); })
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.def("__add__", [] (const TopoDS_Shape & shape1, const TopoDS_Shape & shape2) {
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return BRepAlgoAPI_Fuse(shape1, shape2).Shape();
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})
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@ -615,7 +675,25 @@ DLL_HEADER void ExportNgOCC(py::module &m)
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// find sub-shape contianing point
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// BRepClass_FaceClassifier::Perform (p);
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})
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.def("MakeFillet", [](const TopoDS_Shape & shape, std::vector<TopoDS_Shape> edges, double r) {
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BRepFilletAPI_MakeFillet mkFillet(shape);
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for (auto e : edges)
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mkFillet.Add (r, TopoDS::Edge(e));
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return mkFillet.Shape();
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})
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.def("MakeThickSolid", [](const TopoDS_Shape & body, std::vector<TopoDS_Shape> facestoremove,
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double offset, double tol) {
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TopTools_ListOfShape faces;
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for (auto f : facestoremove)
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faces.Append(f);
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BRepOffsetAPI_MakeThickSolid maker;
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maker.MakeThickSolidByJoin(body, faces, offset, tol);
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return maker.Shape();
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})
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.def("MakeTriangulation", [](const TopoDS_Shape & shape)
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{
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BRepTools::Clean (shape);
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@ -677,6 +755,9 @@ DLL_HEADER void ExportNgOCC(py::module &m)
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py::class_<TopoDS_Edge, TopoDS_Shape> (m, "TopoDS_Edge");
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py::class_<TopoDS_Wire, TopoDS_Shape> (m, "TopoDS_Wire");
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py::class_<TopoDS_Face, TopoDS_Shape> (m, "TopoDS_Face")
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.def(py::init([] (const TopoDS_Shape & shape) {
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return TopoDS::Face(shape);
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}))
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/*
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.def("surf", [] (TopoDS_Face face) -> Handle(Geom_Surface)
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{
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@ -687,6 +768,54 @@ DLL_HEADER void ExportNgOCC(py::module &m)
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;
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py::class_<TopoDS_Solid, TopoDS_Shape> (m, "TopoDS_Solid");
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py::implicitly_convertible<TopoDS_Shape, TopoDS_Face>();
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py::class_<ListOfShapes> (m, "ListOfShapes")
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.def("__iter__", [](const ListOfShapes &s) { return py::make_iterator(s.begin(), s.end()); },
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py::keep_alive<0, 1>() /* Essential: keep object alive while iterator exists */)
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.def("__getitem__", [](const ListOfShapes & list, size_t i) {
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return list[i]; })
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.def("__add__", [](const ListOfShapes & l1, const ListOfShapes & l2) {
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ListOfShapes l = l1;
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for (auto s : l2) l.push_back(s);
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return l;
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} )
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.def("__add__", [](const ListOfShapes & l1, py::list l2) {
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ListOfShapes l = l1;
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for (auto s : l2) l.push_back(py::cast<TopoDS_Shape>(s));
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return l;
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} )
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.def("__len__", [](const ListOfShapes & l) { return l.size(); })
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.def("Max", [] (ListOfShapes & shapes, gp_Vec dir)
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{
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double maxval = -1e99;
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TopoDS_Shape maxshape;
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for (auto shape : shapes)
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{
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GProp_GProps props;
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switch (shape.ShapeType())
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{
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case TopAbs_FACE:
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BRepGProp::SurfaceProperties (shape, props); break;
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default:
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BRepGProp::LinearProperties(shape, props);
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}
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gp_Pnt center = props.CentreOfMass();
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double val = center.X()*dir.X() + center.Y()*dir.Y() + center.Z() * dir.Z();
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if (val > maxval)
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{
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maxval = val;
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maxshape = shape;
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}
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}
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return maxshape;
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})
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;
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py::class_<Handle(Geom2d_Curve)> (m, "Geom2d_Curve")
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.def("Trim", [](Handle(Geom2d_Curve) curve, double u1, double u2) -> Handle(Geom2d_Curve)
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{
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@ -695,6 +824,12 @@ DLL_HEADER void ExportNgOCC(py::module &m)
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.def("Value", [](Handle(Geom2d_Curve) curve, double s) {
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return curve->Value(s);
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})
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.def_property_readonly("start", [](Handle(Geom2d_Curve) curve) {
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return curve->Value(curve->FirstParameter());
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})
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.def_property_readonly("end", [](Handle(Geom2d_Curve) curve) {
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return curve->Value(curve->LastParameter());
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})
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;
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@ -734,6 +869,11 @@ DLL_HEADER void ExportNgOCC(py::module &m)
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// return GCE2d_MakeSegment(p1, p2);
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});
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m.def("Circle", [](gp_Pnt2d p1, double r) -> Handle(Geom2d_Curve) {
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return GCE2d_MakeCircle(p1, r).Value();
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// gp_Ax2d ax; ax.SetLocation(p1);
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// return new Geom2d_Circle(ax, r);
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});
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m.def("Glue", [] (const std::vector<TopoDS_Shape> shapes) -> TopoDS_Shape
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{
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@ -834,13 +974,29 @@ DLL_HEADER void ExportNgOCC(py::module &m)
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switch (s.ShapeType())
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{
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case TopAbs_EDGE:
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builder.Add(TopoDS::Edge(s)); break;
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try
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{
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builder.Add(TopoDS::Edge(s)); break;
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}
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catch (Standard_Failure & e)
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{
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e.Print(cout);
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throw NgException("cannot add to wire");
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}
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case TopAbs_WIRE:
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builder.Add(TopoDS::Wire(s)); break;
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default:
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throw Exception("can make wire only from edges and wires");
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}
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return builder.Wire();
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try
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{
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return builder.Wire();
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}
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catch (Standard_Failure & e)
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{
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e.Print(cout);
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throw NgException("error in wire builder");
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}
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});
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m.def("Face", [](TopoDS_Wire wire) {
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@ -849,9 +1005,30 @@ DLL_HEADER void ExportNgOCC(py::module &m)
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m.def("Face", [](const TopoDS_Face & face, const TopoDS_Wire & wire) {
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return BRepBuilderAPI_MakeFace(face, wire).Face();
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}, py::arg("f"), py::arg("w"));
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/*
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not yet working .... ?
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m.def("Face", [](const TopoDS_Face & face, std::vector<TopoDS_Wire> wires) {
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// return BRepBuilderAPI_MakeFace(face, wire).Face();
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cout << "build from list of wires" << endl;
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BRepBuilderAPI_MakeFace builder(face);
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for (auto w : wires)
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builder.Add(w);
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return builder.Face();
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}, py::arg("f"), py::arg("w"));
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m.def("Face", [](std::vector<TopoDS_Wire> wires) {
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cout << "face from wires" << endl;
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BRepBuilderAPI_MakeFace builder;
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for (auto w : wires)
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{
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cout << "add wire" << endl;
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builder.Add(w);
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}
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return builder.Face();
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}, py::arg("w"));
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*/
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m.def("MakeFillet", [](TopoDS_Shape shape, std::vector<TopoDS_Shape> edges, double r) {
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throw Exception("call 'shape.MakeFilled'");
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BRepFilletAPI_MakeFillet mkFillet(shape);
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for (auto e : edges)
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mkFillet.Add (r, TopoDS::Edge(e));
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@ -860,7 +1037,7 @@ DLL_HEADER void ExportNgOCC(py::module &m)
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m.def("MakeThickSolid", [](TopoDS_Shape body, std::vector<TopoDS_Shape> facestoremove,
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double offset, double tol) {
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throw Exception("call 'shape.MakeThickSolid'");
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TopTools_ListOfShape faces;
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for (auto f : facestoremove)
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faces.Append(f);
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