xref: /petsc/src/dm/impls/plex/tests/ex27.c (revision 5f80ce2ab25dff0f4601e710601cbbcecf323266)
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 
630602db0SMatthew G. Knepley static PetscErrorCode CreateMesh(MPI_Comm comm, DM *dm)
7c4762a1bSJed Brown {
8c4762a1bSJed Brown   PetscFunctionBegin;
9*5f80ce2aSJacob Faibussowitsch   CHKERRQ(DMCreate(comm, dm));
10*5f80ce2aSJacob Faibussowitsch   CHKERRQ(DMSetType(*dm, DMPLEX));
11*5f80ce2aSJacob Faibussowitsch   CHKERRQ(DMSetFromOptions(*dm));
12*5f80ce2aSJacob Faibussowitsch   CHKERRQ(DMViewFromOptions(*dm, NULL, "-dm_view"));
13c4762a1bSJed Brown   PetscFunctionReturn(0);
14c4762a1bSJed Brown }
15c4762a1bSJed Brown 
1630602db0SMatthew G. Knepley static PetscErrorCode TestLocalDofOrder(DM dm)
17c4762a1bSJed Brown {
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;
24*5f80ce2aSJacob Faibussowitsch   CHKERRQ(DMGetDimension(dm, &dim));
25*5f80ce2aSJacob Faibussowitsch   CHKERRQ(DMPlexIsSimplex(dm, &simplex));
26*5f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscFECreateDefault(PETSC_COMM_SELF, dim, dim, simplex, "field0_", -1, &fe[0]));
27*5f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscFECreateDefault(PETSC_COMM_SELF, dim, 1,   simplex, "field1_", -1, &fe[1]));
28*5f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscFECreateDefault(PETSC_COMM_SELF, dim, 1,   simplex, "field2_", -1, &fe[2]));
29c4762a1bSJed Brown 
30*5f80ce2aSJacob Faibussowitsch   CHKERRQ(DMSetField(dm, 0, NULL, (PetscObject) fe[0]));
31*5f80ce2aSJacob Faibussowitsch   CHKERRQ(DMSetField(dm, 1, NULL, (PetscObject) fe[1]));
32*5f80ce2aSJacob Faibussowitsch   CHKERRQ(DMSetField(dm, 2, NULL, (PetscObject) fe[2]));
33*5f80ce2aSJacob Faibussowitsch   CHKERRQ(DMCreateDS(dm));
34*5f80ce2aSJacob Faibussowitsch   CHKERRQ(DMGetLocalSection(dm, &s));
35*5f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscObjectViewFromOptions((PetscObject) s, NULL, "-dof_view"));
36c4762a1bSJed Brown 
37*5f80ce2aSJacob Faibussowitsch   CHKERRQ(DMGetNumFields(dm, &Nf));
38*5f80ce2aSJacob Faibussowitsch   for (f = 0; f < Nf; ++f) CHKERRQ(PetscFEDestroy(&fe[f]));
39c4762a1bSJed Brown   PetscFunctionReturn(0);
40c4762a1bSJed Brown }
41c4762a1bSJed Brown 
42c4762a1bSJed Brown int main(int argc, char **argv)
43c4762a1bSJed Brown {
44c4762a1bSJed Brown   DM             dm;
45c4762a1bSJed Brown   PetscErrorCode ierr;
46c4762a1bSJed Brown 
47c4762a1bSJed Brown   ierr = PetscInitialize(&argc, &argv, NULL, help);if (ierr) return ierr;
48*5f80ce2aSJacob Faibussowitsch   CHKERRQ(CreateMesh(PETSC_COMM_WORLD, &dm));
49*5f80ce2aSJacob Faibussowitsch   CHKERRQ(TestLocalDofOrder(dm));
50*5f80ce2aSJacob Faibussowitsch   CHKERRQ(DMDestroy(&dm));
51c4762a1bSJed Brown   ierr = PetscFinalize();
52c4762a1bSJed Brown   return ierr;
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*/
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