netgen/libsrc/occ/python_occ.cpp

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#ifdef NG_PYTHON
#ifdef OCCGEOMETRY
#include <../general/ngpython.hpp>
#include <meshing.hpp>
#include <occgeom.hpp>
using namespace netgen;
namespace netgen
{
extern std::shared_ptr<NetgenGeometry> ng_geometry;
}
DLL_HEADER void ExportNgOCC(py::module &m)
{
py::class_<OCCGeometry, shared_ptr<OCCGeometry>> (m, "OCCGeometry")
.def(py::init<>())
;
m.def("LoadOCCGeometry",FunctionPointer([] (const string & filename)
{
cout << "load OCC geometry";
ifstream ist(filename);
OCCGeometry * instance = new OCCGeometry();
instance = LoadOCC_STEP(filename.c_str());
return shared_ptr<OCCGeometry>(instance, NOOP_Deleter);
}));
m.def("GenerateMesh", FunctionPointer([] (shared_ptr<OCCGeometry> geo, MeshingParameters &param)
{
auto mesh = make_shared<Mesh>();
SetGlobalMesh(mesh);
mesh->SetGeometry(geo);
ng_geometry = geo;
try
{
geo->GenerateMesh(mesh,param);
}
catch (NgException ex)
{
cout << "Caught NgException: " << ex.What() << endl;
}
return mesh;
}))
;
}
PYBIND11_PLUGIN(libNgOCC) {
py::module m("NgOCC", "pybind NgOCC");
ExportNgOCC(m);
return m.ptr();
}
#endif // OCCGEOMETRY
#endif // NG_PYTHON