1 const char help[] = "Test DMPlexInsertBoundaryValues with DMPlexSetClosurePermutationTensor.\n"; 2 3 #include <petscdmplex.h> 4 5 static PetscErrorCode bc_func(PetscInt dim, PetscReal time, const PetscReal coords[], PetscInt num_comp_u, PetscScalar *u, void *ctx) { 6 PetscFunctionBeginUser; 7 for (PetscInt i = 0; i < num_comp_u; i++) u[i] = coords[i]; 8 PetscFunctionReturn(0); 9 } 10 11 int main(int argc, char **argv) { 12 DM dm; 13 PetscFE fe; 14 Vec U_loc; 15 PetscInt dim, order = 1; 16 PetscBool tensorCoords = PETSC_TRUE; 17 18 /* Initialize PETSc */ 19 PetscFunctionBeginUser; 20 PetscCall(PetscInitialize(&argc, &argv, NULL, help)); 21 PetscCall(PetscOptionsGetBool(NULL, NULL, "-tensor_coords", &tensorCoords, NULL)); 22 PetscCall(DMCreate(PETSC_COMM_WORLD, &dm)); 23 PetscCall(DMSetType(dm, DMPLEX)); 24 PetscCall(DMSetFromOptions(dm)); 25 26 PetscCall(DMGetDimension(dm, &dim)); 27 PetscCall(PetscFECreateLagrange(PETSC_COMM_WORLD, dim, dim, PETSC_FALSE, order, order, &fe)); 28 PetscCall(DMAddField(dm, NULL, (PetscObject)fe)); 29 PetscCall(PetscFEDestroy(&fe)); 30 PetscCall(DMCreateDS(dm)); 31 32 PetscCall(DMViewFromOptions(dm, NULL, "-dm_view")); 33 34 DMLabel label; 35 PetscInt marker_ids[] = {1}; 36 PetscCall(DMGetLabel(dm, "marker", &label)); 37 PetscCall(DMAddBoundary(dm, DM_BC_ESSENTIAL, "mms", label, 1, marker_ids, 0, 0, NULL, (void (*)(void))bc_func, NULL, NULL, NULL)); 38 PetscCall(DMPlexSetClosurePermutationTensor(dm, PETSC_DETERMINE, NULL)); 39 { 40 DM cdm; 41 PetscCall(DMGetCoordinateDM(dm, &cdm)); 42 if (tensorCoords) PetscCall(DMPlexSetClosurePermutationTensor(cdm, PETSC_DETERMINE, NULL)); 43 } 44 45 PetscCall(DMCreateLocalVector(dm, &U_loc)); 46 PetscCall(DMPlexInsertBoundaryValues(dm, PETSC_TRUE, U_loc, 1., NULL, NULL, NULL)); 47 PetscCall(VecViewFromOptions(U_loc, NULL, "-u_loc_vec_view")); 48 PetscCall(VecDestroy(&U_loc)); 49 PetscCall(DMDestroy(&dm)); 50 PetscCall(PetscFinalize()); 51 return 0; 52 } 53 54 /*TEST 55 test: 56 suffix: 2d 57 args: -dm_plex_simplex 0 -dm_plex_dim 2 -dm_plex_box_faces 3,3 -u_loc_vec_view 58 test: 59 suffix: 3d 60 args: -dm_plex_simplex 0 -dm_plex_dim 3 -dm_plex_box_faces 3,3,3 -u_loc_vec_view 61 TEST*/ 62