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pywrapping occ

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This commit is contained in:
Joachim Schoeberl 2021-07-24 19:53:30 +02:00
parent 057d6a4ed4
commit 56e848eea9
2 changed files with 46 additions and 19 deletions
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63
libsrc/occ/python_occ.cpp
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@ -224,6 +224,27 @@ DLL_HEADER void ExportNgOCC(py::module &m)
.value("SHAPE", TopAbs_SHAPE)
.export_values()
;
py::class_<gp_Pnt>(m, "gp_Pnt")
.def(py::init([] (py::tuple pnt)
{
return gp_Pnt(py::cast<double>(pnt[0]),
py::cast<double>(pnt[1]),
py::cast<double>(pnt[2]));
}))
;
py::class_<gp_Dir>(m, "gp_Dir")
.def(py::init([] (py::tuple dir)
{
return gp_Dir(py::cast<double>(dir[0]),
py::cast<double>(dir[1]),
py::cast<double>(dir[2]));
}))
;
py::implicitly_convertible<py::tuple, gp_Pnt>();
py::implicitly_convertible<py::tuple, gp_Dir>();
py::class_<TopoDS_Shape> (m, "TopoDS_Shape")
.def("__str__", [] (const TopoDS_Shape & shape)
@ -246,7 +267,19 @@ DLL_HEADER void ExportNgOCC(py::module &m)
{
// https://dev.opencascade.org/doc/occt-7.3.0/overview/html/occt_user_guides__boolean_operations.html#occt_algorithms_10a
/*
choose boolean operation:
https://uma.ensta-paris.fr/soft/XLiFE++/?module=doc&action=source&set=release&file=OpenCascade_8cpp_source.html
BRepAlgoAPI_BooleanOperation bop;
bop.SetArguments(args); bop.SetTools(tools);
bop.SetOperation(BOPAlgo_FUSE);
*/
BOPAlgo_MakerVolume aMV;
// aMV.SetOperation(BOPAlgo_CUT);
// BOPAlgo_Section aMV; // only vertices + edges
// BOPAlgo_Builder aMV;
// BRepAlgoAPI_Cut aMV;
@ -256,7 +289,7 @@ DLL_HEADER void ExportNgOCC(py::module &m)
// aBuilder.SetArguments(aLSObjects);
aMV.SetArguments(aLSObjects);
// aMV.SetIntersect(true);
aMV.Perform();
aMV.Perform(); // howto perform BOPAlgo_CUT ???
// aMV.Build();
return aMV.Shape();
@ -275,23 +308,17 @@ DLL_HEADER void ExportNgOCC(py::module &m)
});
;
m.def("Sphere", [] (py::tuple c, double r)
{
gp_Pnt cc { py::cast<double> (c[0]), py::cast<double>(c[1]), py::cast<double>(c[2]) };
return BRepPrimAPI_MakeSphere (cc, r).Shape();
});
m.def("Cylinder", [] (py::tuple pnt, py::tuple dir, double r, double h)
{
gp_Pnt cpnt { py::cast<double> (pnt[0]), py::cast<double>(pnt[1]), py::cast<double>(pnt[2]) };
gp_Dir cdir { py::cast<double> (dir[0]), py::cast<double>(dir[1]), py::cast<double>(dir[2]) };
return BRepPrimAPI_MakeCylinder (gp_Ax2(cpnt, cdir), r, h).Shape();
});
m.def("Box", [] (py::tuple p1, py::tuple p2)
{
gp_Pnt cp1 { py::cast<double> (p1[0]), py::cast<double>(p1[1]), py::cast<double>(p1[2]) };
gp_Pnt cp2 { py::cast<double> (p2[0]), py::cast<double>(p2[1]), py::cast<double>(p2[2]) };
return BRepPrimAPI_MakeBox (cp1, cp2).Shape();
});
m.def("Sphere", [] (gp_Pnt cc, double r) {
return BRepPrimAPI_MakeSphere (cc, r).Shape();
});
m.def("Cylinder", [] (gp_Pnt cpnt, gp_Dir cdir, double r, double h) {
return BRepPrimAPI_MakeCylinder (gp_Ax2(cpnt, cdir), r, h).Shape();
});
m.def("Box", [] (gp_Pnt cp1, gp_Pnt cp2) {
return BRepPrimAPI_MakeBox (cp1, cp2).Shape();
});
m.def("LoadOCCGeometry",[] (const string & filename)
{

2
tests/pytest/results.json
View File

@ -2407,7 +2407,7 @@
],
"ne1d": 666,
"ne2d": 4880,
"ne3d": 31729,
"ne3d": 31724,
"quality_histogram": "[0, 0, 0, 0, 0, 0, 0, 2, 7, 22, 105, 239, 652, 1497, 3032, 4913, 6571, 7208, 5276, 1715]",
"total_badness": 38119.574769
}