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why was SubComm that complicated ?

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This commit is contained in:
Joachim Schöberl 2019-02-08 17:15:02 +01:00
parent f661e4a30d
commit bab9d41b1b
1 changed files with 13 additions and 2 deletions
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15
libsrc/meshing/python_mesh.cpp
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@ -954,11 +954,21 @@ DLL_HEADER void ExportNetgenMeshing(py::module &m)
.def("Sum", [](PyMPI_Comm & c, size_t x) { return MyMPI_AllReduceNG(x, MPI_SUM, c.comm); })
.def("Min", [](PyMPI_Comm & c, size_t x) { return MyMPI_AllReduceNG(x, MPI_MIN, c.comm); })
.def("Max", [](PyMPI_Comm & c, size_t x) { return MyMPI_AllReduceNG(x, MPI_MAX, c.comm); })
.def("SubComm", [](PyMPI_Comm & c, py::list proc_list) -> shared_ptr<PyMPI_Comm> {
.def("SubComm", [](PyMPI_Comm & c, py::list proc_list) {
Array<int> procs(py::len(proc_list));
for (int i = 0; i < procs.Size(); i++)
procs[i] = py::extract<int>(proc_list[i])();
if (!procs.Size())
return make_shared<PyMPI_Comm>(MPI_COMM_NULL);
MPI_Comm subcomm = MyMPI_SubCommunicator(c.comm, procs);
return make_shared<PyMPI_Comm>(subcomm, true);
/*
Array<int> procs;
if (py::extract<py::list> (proc_list).check()) {
py::list pylist = py::extract<py::list> (proc_list)();
procs.SetSize(py::len(pylist));
procs.SetSize(py::len(pyplist));
for (int i = 0; i < py::len(pylist); i++)
procs[i] = py::extract<int>(pylist[i])();
}
@ -974,6 +984,7 @@ DLL_HEADER void ExportNetgenMeshing(py::module &m)
}
MPI_Comm subcomm = MyMPI_SubCommunicator(c.comm, procs);
return make_shared<PyMPI_Comm>(subcomm, true);
*/
}, py::arg("procs"));
;