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Setting refinement flags and adaptive refinement in Netgen

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This commit is contained in:
Joachim Schoeberl 2023-03-22 21:23:22 +01:00
parent e8c4c6c4c7
commit 7e560e157d
2 changed files with 41 additions and 11 deletions
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4
libsrc/meshing/bisect.hpp
View File

@ -10,8 +10,8 @@ public:
const char * femcode;
int maxlevel;
int usemarkedelements;
bool refine_hp;
bool refine_p;
bool refine_hp = false;
bool refine_p = false;
bool onlyonce = false;
NgTaskManager task_manager = &DummyTaskManager;
NgTracer tracer = &DummyTracer;

48
libsrc/meshing/python_mesh.cpp
View File

@ -415,7 +415,8 @@ DLL_HEADER void ExportNetgenMeshing(py::module &m)
)
.def("__repr__", &ToString<Element>)
.def_property("index", &Element::GetIndex, &Element::SetIndex)
.def_property("curved", &Element::IsCurved, &Element::SetCurved)
.def_property("curved", &Element::IsCurved, &Element::SetCurved)
.def_property("refine", &Element::TestRefinementFlag, &Element::SetRefinementFlag)
.def_property_readonly("vertices",
FunctionPointer ([](const Element & self) -> py::list
{
@ -451,7 +452,11 @@ DLL_HEADER void ExportNetgenMeshing(py::module &m)
py::detail::field_descriptor {
"np", data_layout["np"], sizeof(int8_t),
py::format_descriptor<signed char>::format(),
pybind11::dtype("int8") }
pybind11::dtype("int8") },
py::detail::field_descriptor {
"refine", data_layout["refine"], sizeof(bool),
py::format_descriptor<bool>::format(),
py::detail::npy_format_descriptor<bool>::dtype() }
});
}
@ -496,6 +501,7 @@ DLL_HEADER void ExportNetgenMeshing(py::module &m)
)
.def_property("index", &Element2d::GetIndex, &Element2d::SetIndex)
.def_property("curved", &Element2d::IsCurved, &Element2d::SetCurved)
.def_property("refine", &Element2d::TestRefinementFlag, &Element2d::SetRefinementFlag)
.def_property_readonly("vertices",
FunctionPointer([](const Element2d & self) -> py::list
{
@ -511,7 +517,7 @@ DLL_HEADER void ExportNetgenMeshing(py::module &m)
for (int i = 0; i < self.GetNP(); i++)
li.append (py::cast(self[i]));
return li;
}))
}))
;
if(ngcore_have_numpy)
@ -530,7 +536,11 @@ DLL_HEADER void ExportNetgenMeshing(py::module &m)
py::detail::field_descriptor {
"np", data_layout["np"], sizeof(int8_t),
py::format_descriptor<signed char>::format(),
pybind11::dtype("int8") }
pybind11::dtype("int8") },
py::detail::field_descriptor {
"refine", data_layout["refine"], sizeof(bool),
py::format_descriptor<bool>::format(),
py::detail::npy_format_descriptor<bool>::dtype() }
});
}
@ -1220,12 +1230,32 @@ DLL_HEADER void ExportNetgenMeshing(py::module &m)
}, py::arg("mp")=nullptr, py::call_guard<py::gil_scoped_release>())
.def ("Refine", FunctionPointer
([](Mesh & self)
([](Mesh & self, bool adaptive)
{
self.GetGeometry()->GetRefinement().Refine(self);
self.UpdateTopology();
}),py::call_guard<py::gil_scoped_release>())
if (!adaptive)
{
self.GetGeometry()->GetRefinement().Refine(self);
self.UpdateTopology();
}
else
{
BisectionOptions biopt;
biopt.usemarkedelements = 1;
biopt.refine_p = 0;
biopt.refine_hp = 0;
/*
biopt.onlyonce = onlyonce;
if (reftype == NG_REFINE_P)
biopt.refine_p = 1;
if (reftype == NG_REFINE_HP)
biopt.refine_hp = 1;
*/
self.GetGeometry()->GetRefinement().Bisect (self, biopt);
self.UpdateTopology();
self.GetCurvedElements().SetIsHighOrder (false);
}
}), py::arg("adaptive")=false, py::call_guard<py::gil_scoped_release>())
.def("ZRefine", &Mesh::ZRefine)
.def ("SecondOrder", FunctionPointer