xref: /petsc/src/dm/impls/plex/tests/ex20.c (revision b122ec5aa1bd4469eb4e0673542fb7de3f411254)
1 const char help[] = "Test DMPlex implementation of DMAdaptLabel().\n\n";
2 
3 #include <petscdm.h>
4 #include <petscdmplex.h>
5 
6 int main(int argc, char **argv)
7 {
8   DM             dm, dmAdapt;
9   DMLabel        adaptLabel;
10   PetscInt       cStart, cEnd;
11 
12   CHKERRQ(PetscInitialize(&argc, &argv, NULL, help));
13   CHKERRQ(DMCreate(PETSC_COMM_WORLD, &dm));
14   CHKERRQ(DMSetType(dm, DMPLEX));
15   CHKERRQ(DMSetFromOptions(dm));
16   CHKERRQ(PetscObjectSetName((PetscObject) dm, "Pre Adaptation Mesh"));
17   CHKERRQ(DMViewFromOptions(dm, NULL, "-pre_adapt_dm_view"));
18 
19   CHKERRQ(DMPlexGetHeightStratum(dm, 0, &cStart, &cEnd));
20   CHKERRQ(DMLabelCreate(PETSC_COMM_SELF, "adapt", &adaptLabel));
21   CHKERRQ(DMLabelSetDefaultValue(adaptLabel, DM_ADAPT_COARSEN));
22   if (cEnd > cStart) CHKERRQ(DMLabelSetValue(adaptLabel, cStart, DM_ADAPT_REFINE));
23   CHKERRQ(DMAdaptLabel(dm, adaptLabel, &dmAdapt));
24   CHKERRQ(PetscObjectSetName((PetscObject) dmAdapt, "Post Adaptation Mesh"));
25   CHKERRQ(DMViewFromOptions(dmAdapt, NULL, "-post_adapt_dm_view"));
26   CHKERRQ(DMDestroy(&dmAdapt));
27   CHKERRQ(DMLabelDestroy(&adaptLabel));
28   CHKERRQ(DMDestroy(&dm));
29   CHKERRQ(PetscFinalize());
30   return 0;
31 }
32 
33 /*TEST
34 
35   test:
36     suffix: 2d
37     requires: triangle !single
38     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
39   test:
40     suffix: 3d_tetgen
41     requires: tetgen
42     args: -dm_plex_dim 3 -dm_plex_box_faces 3,3,3 -dm_coord_space 0 -pre_adapt_dm_view ascii::ascii_info -post_adapt_dm_view ascii::ascii_info
43   test:
44     suffix: 3d_ctetgen
45     requires: ctetgen !complex !single
46     args: -dm_plex_dim 3 -dm_plex_box_faces 3,3,3 -dm_coord_space 0 -pre_adapt_dm_view ascii::ascii_info -post_adapt_dm_view ascii::ascii_info
47 
48 TEST*/
49