1 const char help[] = "Test DMPlexInsertBoundaryValues with DMPlexSetClosurePermutationTensor.\n"; 2 3 #include <petscdmplex.h> 4 5 static PetscErrorCode bc_func(PetscInt dim, PetscReal time, 6 const PetscReal coords[], PetscInt num_comp_u, 7 PetscScalar *u, void *ctx) 8 { 9 PetscFunctionBeginUser; 10 for (PetscInt i=0; i<num_comp_u; i++) u[i] = coords[i]; 11 PetscFunctionReturn(0); 12 } 13 14 int main(int argc,char **argv) 15 { 16 DM dm; 17 PetscFE fe; 18 Vec U_loc; 19 PetscInt dim, order = 1; 20 PetscBool tensorCoords = PETSC_TRUE; 21 22 /* Initialize PETSc */ 23 PetscCall(PetscInitialize(&argc,&argv,NULL,help)); 24 PetscCall(PetscOptionsGetBool(NULL, NULL, "-tensor_coords", &tensorCoords, NULL)); 25 PetscCall(DMCreate(PETSC_COMM_WORLD, &dm)); 26 PetscCall(DMSetType(dm, DMPLEX)); 27 PetscCall(DMSetFromOptions(dm)); 28 29 PetscCall(DMGetDimension(dm, &dim)); 30 PetscCall(PetscFECreateLagrange(PETSC_COMM_WORLD, dim, dim, PETSC_FALSE, order, order, &fe)); 31 PetscCall(DMAddField(dm, NULL, (PetscObject)fe)); 32 PetscCall(PetscFEDestroy(&fe)); 33 PetscCall(DMCreateDS(dm)); 34 35 PetscCall(DMViewFromOptions(dm, NULL, "-dm_view")); 36 37 DMLabel label; 38 PetscInt marker_ids[] = {1}; 39 PetscCall(DMGetLabel(dm, "marker", &label)); 40 PetscCall(DMAddBoundary(dm, DM_BC_ESSENTIAL, "mms", label, 1, marker_ids, 0, 0, NULL, (void(*)(void))bc_func, NULL, NULL, NULL)); 41 PetscCall(DMPlexSetClosurePermutationTensor(dm, PETSC_DETERMINE, NULL)); 42 { 43 DM cdm; 44 PetscCall(DMGetCoordinateDM(dm, &cdm)); 45 if (tensorCoords) PetscCall(DMPlexSetClosurePermutationTensor(cdm, PETSC_DETERMINE, NULL)); 46 } 47 48 PetscCall(DMCreateLocalVector(dm, &U_loc)); 49 PetscCall(DMPlexInsertBoundaryValues(dm, PETSC_TRUE, U_loc, 1., NULL, NULL, NULL)); 50 PetscCall(VecViewFromOptions(U_loc, NULL, "-u_loc_vec_view")); 51 PetscCall(VecDestroy(&U_loc)); 52 PetscCall(DMDestroy(&dm)); 53 PetscCall(PetscFinalize()); 54 return 0; 55 } 56 57 /*TEST 58 test: 59 suffix: 2d 60 args: -dm_plex_simplex 0 -dm_plex_dim 2 -dm_plex_box_faces 3,3 -u_loc_vec_view 61 test: 62 suffix: 3d 63 args: -dm_plex_simplex 0 -dm_plex_dim 3 -dm_plex_box_faces 3,3,3 -u_loc_vec_view 64 TEST*/ 65