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adding Mesh.AddRegion

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This commit is contained in:
Joachim Schöberl
2019-10-05 23:02:32 +02:00
parent dbe0aaa1bc
commit de06f21bde
3 changed files with 41 additions and 9 deletions
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32
libsrc/meshing/python_mesh.cpp
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@@ -321,35 +321,35 @@ DLL_HEADER void ExportNetgenMeshing(py::module &m)
;
py::class_<Element2d>(m, "Element2D")
.def(py::init ([](int index, py::list vertices)
.def(py::init ([](int index, std::vector<PointIndex> vertices)
{
Element2d * newel = nullptr;
if (py::len(vertices) == 3)
if (vertices.size() == 3)
{
newel = new Element2d(TRIG);
for (int i = 0; i < 3; i++)
(*newel)[i] = py::extract<PointIndex>(vertices[i])();
(*newel)[i] = vertices[i];
newel->SetIndex(index);
}
else if (py::len(vertices) == 4)
else if (vertices.size() == 4)
{
newel = new Element2d(QUAD);
for (int i = 0; i < 4; i++)
(*newel)[i] = py::extract<PointIndex>(vertices[i])();
(*newel)[i] = vertices[i];
newel->SetIndex(index);
}
else if (py::len(vertices) == 6)
else if (vertices.size() == 6)
{
newel = new Element2d(TRIG6);
for(int i = 0; i<6; i++)
(*newel)[i] = py::extract<PointIndex>(vertices[i])();
(*newel)[i] = vertices[i];
newel->SetIndex(index);
}
else if (py::len(vertices) == 8)
else if (vertices.size() == 8)
{
newel = new Element2d(QUAD8);
for(int i = 0; i<8; i++)
(*newel)[i] = py::extract<PointIndex>(vertices[i])();
(*newel)[i] = vertices[i];
newel->SetIndex(index);
}
else
@@ -801,6 +801,20 @@ DLL_HEADER void ExportNetgenMeshing(py::module &m)
return self.Compress ();
} ,py::call_guard<py::gil_scoped_release>())
.def ("AddRegion", [] (Mesh & self, string name, int dim) -> int
{
auto & regionnames = self.GetRegionNamesCD(self.GetDimension()-dim);
regionnames.Append (new string(name));
int idx = regionnames.Size();
if (dim == 2)
{
FaceDescriptor fd;
fd.SetBCName(regionnames.Last());
fd.SetBCProperty(idx);
self.AddFaceDescriptor(fd);
}
return idx;
}, py::arg("name"), py::arg("dim"))
.def ("SetBCName", &Mesh::SetBCName)
.def ("GetBCName", FunctionPointer([](Mesh & self, int bc)->string