Py::Object wireFromSegment(const Py::Tuple& args)
{
PyObject *o, *m;
if (!PyArg_ParseTuple(args.ptr(), "O!O!", &(Mesh::MeshPy::Type), &m,&PyList_Type,&o))
throw Py::Exception();
Py::List list(o);
Mesh::MeshObject* mesh = static_cast<Mesh::MeshPy*>(m)->getMeshObjectPtr();
std::vector<unsigned long> segm;
segm.reserve(list.size());
for (unsigned int i=0; i<list.size(); i++) {
segm.push_back((int)Py::Int(list[i]));
}
std::list<std::vector<Base::Vector3f> > bounds;
MeshCore::MeshAlgorithm algo(mesh->getKernel());
algo.GetFacetBorders(segm, bounds);
Py::List wires;
std::list<std::vector<Base::Vector3f> >::iterator bt;
for (bt = bounds.begin(); bt != bounds.end(); ++bt) {
BRepBuilderAPI_MakePolygon mkPoly;
for (std::vector<Base::Vector3f>::reverse_iterator it = bt->rbegin(); it != bt->rend(); ++it) {
mkPoly.Add(gp_Pnt(it->x,it->y,it->z));
}
if (mkPoly.IsDone()) {
PyObject* wire = new Part::TopoShapeWirePy(new Part::TopoShape(mkPoly.Wire()));
wires.append(Py::Object(wire, true));
}
}
return wires;
}
static PyObject *
wireFromSegment(PyObject *self, PyObject *args)
{
PyObject *o, *m;
if (!PyArg_ParseTuple(args, "O!O!", &(Mesh::MeshPy::Type), &m,&PyList_Type,&o))
return 0;
Py::List list(o);
Mesh::MeshObject* mesh = static_cast<Mesh::MeshPy*>(m)->getMeshObjectPtr();
std::vector<unsigned long> segm;
segm.reserve(list.size());
for (unsigned int i=0; i<list.size(); i++) {
segm.push_back((int)Py::Int(list[i]));
}
std::list<std::vector<Base::Vector3f> > bounds;
MeshCore::MeshAlgorithm algo(mesh->getKernel());
algo.GetFacetBorders(segm, bounds);
Py::List wires;
std::list<std::vector<Base::Vector3f> >::iterator bt;
try {
for (bt = bounds.begin(); bt != bounds.end(); ++bt) {
BRepBuilderAPI_MakePolygon mkPoly;
for (std::vector<Base::Vector3f>::reverse_iterator it = bt->rbegin(); it != bt->rend(); ++it) {
mkPoly.Add(gp_Pnt(it->x,it->y,it->z));
}
if (mkPoly.IsDone()) {
PyObject* wire = new Part::TopoShapeWirePy(new Part::TopoShape(mkPoly.Wire()));
wires.append(Py::Object(wire, true));
}
}
}
catch (Standard_Failure) {
Handle_Standard_Failure e = Standard_Failure::Caught();
PyErr_SetString(Base::BaseExceptionFreeCADError, e->GetMessageString());
return 0;
}
return Py::new_reference_to(wires);
}
