xref: /petsc/src/dm/impls/plex/tests/ex32.c (revision b122ec5aa1bd4469eb4e0673542fb7de3f411254)
1c4762a1bSJed Brown static char help[] = "Tests for periodic mesh output\n\n";
2c4762a1bSJed Brown 
3c4762a1bSJed Brown #include <petscdmplex.h>
4c4762a1bSJed Brown 
530602db0SMatthew G. Knepley PetscErrorCode CheckMesh(DM dm)
6c4762a1bSJed Brown {
75f80ce2aSJacob Faibussowitsch   PetscReal detJ, J[9];
8c4762a1bSJed Brown   PetscReal vol;
95f80ce2aSJacob Faibussowitsch   PetscInt  dim, depth, cStart, cEnd, c;
10c4762a1bSJed Brown 
11c4762a1bSJed Brown   PetscFunctionBegin;
125f80ce2aSJacob Faibussowitsch   CHKERRQ(DMGetDimension(dm, &dim));
135f80ce2aSJacob Faibussowitsch   CHKERRQ(DMPlexGetDepth(dm, &depth));
145f80ce2aSJacob Faibussowitsch   CHKERRQ(DMPlexGetHeightStratum(dm, 0, &cStart, &cEnd));
15c4762a1bSJed Brown   for (c = cStart; c < cEnd; ++c) {
165f80ce2aSJacob Faibussowitsch     CHKERRQ(DMPlexComputeCellGeometryFEM(dm, c, NULL, NULL, J, NULL, &detJ));
175f80ce2aSJacob Faibussowitsch     PetscCheck(detJ > 0.0,PETSC_COMM_SELF, PETSC_ERR_ARG_WRONG, "Mesh cell %" PetscInt_FMT " is inverted, |J| = %g", c, detJ);
18c4762a1bSJed Brown     if (depth > 1) {
195f80ce2aSJacob Faibussowitsch       CHKERRQ(DMPlexComputeCellGeometryFVM(dm, c, &vol, NULL, NULL));
205f80ce2aSJacob Faibussowitsch       PetscCheck(vol > 0.0,PETSC_COMM_SELF, PETSC_ERR_ARG_WRONG, "Mesh cell %" PetscInt_FMT " is inverted, vol = %g", c, vol);
21c4762a1bSJed Brown     }
22c4762a1bSJed Brown   }
23c4762a1bSJed Brown   PetscFunctionReturn(0);
24c4762a1bSJed Brown }
25c4762a1bSJed Brown 
2630602db0SMatthew G. Knepley PetscErrorCode CreateMesh(MPI_Comm comm, DM *dm)
27c4762a1bSJed Brown {
28c4762a1bSJed Brown   PetscFunctionBegin;
295f80ce2aSJacob Faibussowitsch   CHKERRQ(DMCreate(comm, dm));
305f80ce2aSJacob Faibussowitsch   CHKERRQ(DMSetType(*dm, DMPLEX));
315f80ce2aSJacob Faibussowitsch   CHKERRQ(DMSetFromOptions(*dm));
325f80ce2aSJacob Faibussowitsch   CHKERRQ(DMViewFromOptions(*dm, NULL, "-dm_view"));
33c4762a1bSJed Brown   PetscFunctionReturn(0);
34c4762a1bSJed Brown }
35c4762a1bSJed Brown 
36c4762a1bSJed Brown int main(int argc, char **argv)
37c4762a1bSJed Brown {
3830602db0SMatthew G. Knepley   DM             dm;
39c4762a1bSJed Brown 
40*b122ec5aSJacob Faibussowitsch   CHKERRQ(PetscInitialize(&argc, &argv, NULL,help));
415f80ce2aSJacob Faibussowitsch   CHKERRQ(CreateMesh(PETSC_COMM_WORLD, &dm));
425f80ce2aSJacob Faibussowitsch   CHKERRQ(CheckMesh(dm));
435f80ce2aSJacob Faibussowitsch   CHKERRQ(DMDestroy(&dm));
44*b122ec5aSJacob Faibussowitsch   CHKERRQ(PetscFinalize());
45*b122ec5aSJacob Faibussowitsch   return 0;
46c4762a1bSJed Brown }
47c4762a1bSJed Brown 
48c4762a1bSJed Brown /*TEST
49c4762a1bSJed Brown 
50c4762a1bSJed Brown   test:
51c4762a1bSJed Brown     suffix: 0
5230602db0SMatthew G. Knepley     args: -dm_plex_simplex 0 -dm_plex_box_faces 3,1,0 -dm_plex_box_bd periodic,none -dm_view ::ascii_info_detail
53c4762a1bSJed Brown   test:
54c4762a1bSJed Brown     suffix: 1
55c4762a1bSJed Brown     nsize: 2
56e600fa54SMatthew G. Knepley     args: -dm_plex_simplex 0 -dm_plex_box_faces 3,1,0 -dm_plex_box_bd periodic,none -petscpartitioner_type simple -dm_view ::ascii_info_detail
57c4762a1bSJed Brown   test:
58c4762a1bSJed Brown     suffix: 2
59c4762a1bSJed Brown     nsize: 2
60e600fa54SMatthew G. Knepley     args: -dm_plex_simplex 0 -dm_plex_box_faces 6,2,0 -dm_plex_box_bd periodic,none -petscpartitioner_type simple -dm_view ::ascii_info_detail
61c4762a1bSJed Brown   test:
62c4762a1bSJed Brown     suffix: 3
63c4762a1bSJed Brown     nsize: 4
64e600fa54SMatthew G. Knepley     args: -dm_plex_simplex 0 -dm_plex_box_faces 6,2,0 -dm_plex_box_bd periodic,none -petscpartitioner_type simple -dm_view ::ascii_info_detail
65c4762a1bSJed Brown   test:
66c4762a1bSJed Brown     suffix: 4
67c4762a1bSJed Brown     nsize: 2
68e600fa54SMatthew G. Knepley     args: -dm_plex_simplex 0 -dm_plex_box_faces 3,1,0 -dm_plex_box_bd periodic,none -dm_plex_periodic_cut -petscpartitioner_type simple -dm_view ::ascii_info_detail
69c4762a1bSJed Brown   test:
70c4762a1bSJed Brown     suffix: 5
71c4762a1bSJed Brown     nsize: 2
72e600fa54SMatthew G. Knepley     args: -dm_plex_simplex 0 -dm_plex_box_faces 6,2,0 -dm_plex_box_bd periodic,none -dm_plex_periodic_cut -petscpartitioner_type simple -dm_view ::ascii_info_detail
73c4762a1bSJed Brown   test:
74c4762a1bSJed Brown     suffix: 6
75c4762a1bSJed Brown     nsize: 4
76e600fa54SMatthew G. Knepley     args: -dm_plex_simplex 0 -dm_plex_box_faces 6,2,0 -dm_plex_box_bd periodic,none -dm_plex_periodic_cut -petscpartitioner_type simple -dm_view ::ascii_info_detail
77c4762a1bSJed Brown 
78c4762a1bSJed Brown TEST*/
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