xref: /petsc/src/dm/impls/plex/tests/ex27.c (revision 31d78bcd2b98084dc1368b20eb1129c8b9fb39fe)
1c4762a1bSJed Brown static char help[] = "Test section ordering for FEM discretizations\n\n";
2c4762a1bSJed Brown 
3c4762a1bSJed Brown #include <petscdmplex.h>
4c4762a1bSJed Brown #include <petscds.h>
5c4762a1bSJed Brown 
CreateMesh(MPI_Comm comm,DM * dm)6d71ae5a4SJacob Faibussowitsch static PetscErrorCode CreateMesh(MPI_Comm comm, DM *dm)
7d71ae5a4SJacob Faibussowitsch {
8c4762a1bSJed Brown   PetscFunctionBegin;
99566063dSJacob Faibussowitsch   PetscCall(DMCreate(comm, dm));
109566063dSJacob Faibussowitsch   PetscCall(DMSetType(*dm, DMPLEX));
119566063dSJacob Faibussowitsch   PetscCall(DMSetFromOptions(*dm));
129566063dSJacob Faibussowitsch   PetscCall(DMViewFromOptions(*dm, NULL, "-dm_view"));
13*3ba16761SJacob Faibussowitsch   PetscFunctionReturn(PETSC_SUCCESS);
14c4762a1bSJed Brown }
15c4762a1bSJed Brown 
TestLocalDofOrder(DM dm)16d71ae5a4SJacob Faibussowitsch static PetscErrorCode TestLocalDofOrder(DM dm)
17d71ae5a4SJacob Faibussowitsch {
18c4762a1bSJed Brown   PetscFE      fe[3];
19c4762a1bSJed Brown   PetscSection s;
2030602db0SMatthew G. Knepley   PetscBool    simplex;
21c4762a1bSJed Brown   PetscInt     dim, Nf, f;
22c4762a1bSJed Brown 
23c4762a1bSJed Brown   PetscFunctionBegin;
249566063dSJacob Faibussowitsch   PetscCall(DMGetDimension(dm, &dim));
259566063dSJacob Faibussowitsch   PetscCall(DMPlexIsSimplex(dm, &simplex));
269566063dSJacob Faibussowitsch   PetscCall(PetscFECreateDefault(PETSC_COMM_SELF, dim, dim, simplex, "field0_", -1, &fe[0]));
279566063dSJacob Faibussowitsch   PetscCall(PetscFECreateDefault(PETSC_COMM_SELF, dim, 1, simplex, "field1_", -1, &fe[1]));
289566063dSJacob Faibussowitsch   PetscCall(PetscFECreateDefault(PETSC_COMM_SELF, dim, 1, simplex, "field2_", -1, &fe[2]));
29c4762a1bSJed Brown 
309566063dSJacob Faibussowitsch   PetscCall(DMSetField(dm, 0, NULL, (PetscObject)fe[0]));
319566063dSJacob Faibussowitsch   PetscCall(DMSetField(dm, 1, NULL, (PetscObject)fe[1]));
329566063dSJacob Faibussowitsch   PetscCall(DMSetField(dm, 2, NULL, (PetscObject)fe[2]));
339566063dSJacob Faibussowitsch   PetscCall(DMCreateDS(dm));
349566063dSJacob Faibussowitsch   PetscCall(DMGetLocalSection(dm, &s));
359566063dSJacob Faibussowitsch   PetscCall(PetscObjectViewFromOptions((PetscObject)s, NULL, "-dof_view"));
36c4762a1bSJed Brown 
379566063dSJacob Faibussowitsch   PetscCall(DMGetNumFields(dm, &Nf));
389566063dSJacob Faibussowitsch   for (f = 0; f < Nf; ++f) PetscCall(PetscFEDestroy(&fe[f]));
39*3ba16761SJacob Faibussowitsch   PetscFunctionReturn(PETSC_SUCCESS);
40c4762a1bSJed Brown }
41c4762a1bSJed Brown 
main(int argc,char ** argv)42d71ae5a4SJacob Faibussowitsch int main(int argc, char **argv)
43d71ae5a4SJacob Faibussowitsch {
44c4762a1bSJed Brown   DM dm;
45c4762a1bSJed Brown 
46327415f7SBarry Smith   PetscFunctionBeginUser;
479566063dSJacob Faibussowitsch   PetscCall(PetscInitialize(&argc, &argv, NULL, help));
489566063dSJacob Faibussowitsch   PetscCall(CreateMesh(PETSC_COMM_WORLD, &dm));
499566063dSJacob Faibussowitsch   PetscCall(TestLocalDofOrder(dm));
509566063dSJacob Faibussowitsch   PetscCall(DMDestroy(&dm));
519566063dSJacob Faibussowitsch   PetscCall(PetscFinalize());
52b122ec5aSJacob Faibussowitsch   return 0;
53c4762a1bSJed Brown }
54c4762a1bSJed Brown 
55c4762a1bSJed Brown /*TEST
56c4762a1bSJed Brown 
57c4762a1bSJed Brown   test:
58c4762a1bSJed Brown     suffix: tri_pm
59c4762a1bSJed Brown     requires: triangle
6030602db0SMatthew G. Knepley     args: -dm_plex_box_faces 1,1 -field0_petscspace_degree 2 -field1_petscspace_degree 1 -field2_petscspace_degree 1 -dm_view -dof_view
61c4762a1bSJed Brown 
62c4762a1bSJed Brown   test:
63c4762a1bSJed Brown     suffix: quad_pm
64c4762a1bSJed Brown     requires:
6530602db0SMatthew G. Knepley     args: -dm_plex_simplex 0 -dm_plex_box_faces 1,1 -field0_petscspace_degree 2 -field1_petscspace_degree 1 -field2_petscspace_degree 1 -dm_view -dof_view
66c4762a1bSJed Brown 
67c4762a1bSJed Brown   test:
68c4762a1bSJed Brown     suffix: tri_fm
69c4762a1bSJed Brown     requires: triangle
7030602db0SMatthew G. Knepley     args: -dm_coord_space 0 -dm_plex_box_faces 1,1 -field0_petscspace_degree 2 -field1_petscspace_degree 1 -field2_petscspace_degree 1 -petscsection_point_major 0 -dm_view -dof_view
71c4762a1bSJed Brown 
72c4762a1bSJed Brown   test:
73c4762a1bSJed Brown     suffix: quad_fm
74c4762a1bSJed Brown     requires:
7530602db0SMatthew G. Knepley     args: -dm_coord_space 0 -dm_plex_simplex 0 -dm_plex_box_faces 1,1 -field0_petscspace_degree 2 -field1_petscspace_degree 1 -field2_petscspace_degree 1 -petscsection_point_major 0 -dm_view -dof_view
76c4762a1bSJed Brown 
77c4762a1bSJed Brown TEST*/
78