xref: /petsc/src/dm/impls/plex/tests/ex30.c (revision 589a23caa660d2a5f330cc8d1ed213e9cfaf51a7)
1c4762a1bSJed Brown const char help[] = "Test memory allocation in DMPlex refinement.\n\n";
2c4762a1bSJed Brown 
3c4762a1bSJed Brown #include <petsc.h>
4c4762a1bSJed Brown 
5c4762a1bSJed Brown int main(int argc, char **argv)
6c4762a1bSJed Brown {
7c4762a1bSJed Brown   PetscErrorCode ierr;
8c4762a1bSJed Brown   DM             dm, rdm;
9c4762a1bSJed Brown   PetscViewer    vwr;
10c4762a1bSJed Brown   PetscBool      flg;
11c4762a1bSJed Brown   char           datafile[PETSC_MAX_PATH_LEN];
12c4762a1bSJed Brown   MPI_Comm       comm;
13c4762a1bSJed Brown 
14c4762a1bSJed Brown   ierr = PetscInitialize(&argc, &argv, NULL, help);
15c4762a1bSJed Brown   if (ierr) return ierr;
16c4762a1bSJed Brown   comm = PETSC_COMM_WORLD;
17c4762a1bSJed Brown   ierr = PetscViewerCreate(comm, &vwr);CHKERRQ(ierr);
18c4762a1bSJed Brown   ierr = PetscViewerSetType(vwr, PETSCVIEWERHDF5);CHKERRQ(ierr);
19c4762a1bSJed Brown   ierr = PetscViewerFileSetMode(vwr, FILE_MODE_READ);CHKERRQ(ierr);
20*589a23caSBarry Smith   ierr = PetscOptionsGetString(NULL, NULL, "-f", datafile, sizeof(datafile), &flg);CHKERRQ(ierr);
21c4762a1bSJed Brown   if (!flg) SETERRQ(comm, PETSC_ERR_ARG_WRONG, "Must provide meshfile");
22c4762a1bSJed Brown   ierr = PetscViewerFileSetName(vwr, datafile);CHKERRQ(ierr);
23c4762a1bSJed Brown   ierr = DMCreate(comm, &dm);CHKERRQ(ierr);
24c4762a1bSJed Brown   ierr = DMSetType(dm, DMPLEX);CHKERRQ(ierr);
25c4762a1bSJed Brown   ierr = DMLoad(dm, vwr);CHKERRQ(ierr);
26c4762a1bSJed Brown   ierr = PetscViewerDestroy(&vwr);CHKERRQ(ierr);
27c4762a1bSJed Brown   ierr = PetscObjectSetName((PetscObject)dm, "BaryDM");CHKERRQ(ierr);
28c4762a1bSJed Brown   ierr = DMViewFromOptions(dm, NULL, "-dm_view");CHKERRQ(ierr);
29c4762a1bSJed Brown   ierr = DMPlexSetRefinementUniform(dm, PETSC_TRUE);CHKERRQ(ierr);
30c4762a1bSJed Brown   ierr = DMRefine(dm, comm, &rdm);CHKERRQ(ierr);
31c4762a1bSJed Brown   ierr = DMDestroy(&dm);CHKERRQ(ierr);
32c4762a1bSJed Brown   ierr = PetscObjectSetName((PetscObject)rdm, "RefinedDM");CHKERRQ(ierr);
33c4762a1bSJed Brown   ierr = DMViewFromOptions(rdm, NULL, "-refined_dm_view");CHKERRQ(ierr);
34c4762a1bSJed Brown   ierr = DMDestroy(&rdm);CHKERRQ(ierr);
35c4762a1bSJed Brown   ierr = PetscFinalize();
36c4762a1bSJed Brown   return ierr;
37c4762a1bSJed Brown }
38c4762a1bSJed Brown 
39c4762a1bSJed Brown /*TEST
40c4762a1bSJed Brown 
41c4762a1bSJed Brown   test:
42c4762a1bSJed Brown     requires: hdf5 double !complex !define(PETSC_USE_64BIT_INDICES)
43c4762a1bSJed Brown     args: -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/barycentricallyrefinedcube.h5 -dm_view ascii::ASCII_INFO_DETAIL -refined_dm_view ascii::ASCII_INFO_DETAIL
44c4762a1bSJed Brown 
45c4762a1bSJed Brown TEST*/
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