Actual source code: ex20.c
1: const char help[] = "Test DMPlex implementation of DMAdaptLabel().\n\n";
3: #include <petscdm.h>
4: #include <petscdmplex.h>
6: int main(int argc, char **argv)
7: {
8: DM dm, dmAdapt;
9: DMLabel adaptLabel;
10: PetscInt cStart, cEnd;
12: PetscFunctionBeginUser;
13: PetscCall(PetscInitialize(&argc, &argv, NULL, help));
14: PetscCall(DMCreate(PETSC_COMM_WORLD, &dm));
15: PetscCall(DMSetType(dm, DMPLEX));
16: PetscCall(DMSetFromOptions(dm));
17: PetscCall(PetscObjectSetName((PetscObject)dm, "Pre Adaptation Mesh"));
18: PetscCall(DMViewFromOptions(dm, NULL, "-pre_adapt_dm_view"));
20: PetscCall(DMPlexGetHeightStratum(dm, 0, &cStart, &cEnd));
21: PetscCall(DMLabelCreate(PETSC_COMM_SELF, "adapt", &adaptLabel));
22: PetscCall(DMLabelSetDefaultValue(adaptLabel, DM_ADAPT_COARSEN));
23: if (cEnd > cStart) PetscCall(DMLabelSetValue(adaptLabel, cStart, DM_ADAPT_REFINE));
24: PetscCall(DMAdaptLabel(dm, adaptLabel, &dmAdapt));
25: PetscCall(PetscObjectSetName((PetscObject)dmAdapt, "Post Adaptation Mesh"));
26: PetscCall(DMViewFromOptions(dmAdapt, NULL, "-post_adapt_dm_view"));
27: PetscCall(DMDestroy(&dmAdapt));
28: PetscCall(DMLabelDestroy(&adaptLabel));
29: PetscCall(DMDestroy(&dm));
30: PetscCall(PetscFinalize());
31: return 0;
32: }
34: /*TEST
36: test:
37: suffix: 2d
38: requires: triangle !single
39: args: -dm_plex_box_faces 3,3 -dm_coord_space 0 -pre_adapt_dm_view ascii::ascii_info -post_adapt_dm_view ascii::ascii_info
41: # We eliminate the lines with "marker" because different compiler flags make the meshes produce different surface meshes
42: testset:
43: args: -dm_plex_dim 3 -dm_plex_box_faces 3,3,3 -dm_coord_space 0 \
44: -pre_adapt_dm_view ascii::ascii_info -post_adapt_dm_view ascii::ascii_info
45: filter: grep -v "marker"
47: test:
48: suffix: 3d_tetgen
49: requires: tetgen
51: test:
52: suffix: 3d_ctetgen
53: requires: ctetgen !complex !single
55: TEST*/