Actual source code: ex52.c
1: static char help[] = "Tests periodic boundary conditions for DMDA1d with periodic boundary conditions.\n\n";
3: #include <petscdmda.h>
5: int main(int argc, char **argv)
6: {
7: DM da;
8: Mat A;
9: const PetscInt dfill[4] = {0, 1, 0, 1}, ofill[4] = {0, 1, 1, 0};
11: PetscFunctionBeginUser;
12: PetscCall(PetscInitialize(&argc, &argv, (char *)0, help));
13: PetscCall(DMDACreate1d(PETSC_COMM_WORLD, DM_BOUNDARY_PERIODIC, 7, 2, 1, NULL, &da));
14: PetscCall(DMSetFromOptions(da));
15: PetscCall(DMDASetBlockFills(da, dfill, ofill));
16: PetscCall(DMSetUp(da));
17: PetscCall(DMCreateMatrix(da, &A));
18: PetscCall(MatView(A, PETSC_VIEWER_STDOUT_WORLD));
19: PetscCall(PetscViewerPushFormat(PETSC_VIEWER_STDOUT_WORLD, PETSC_VIEWER_ASCII_INFO));
20: PetscCall(MatView(A, PETSC_VIEWER_STDOUT_WORLD));
21: PetscCall(MatDestroy(&A));
22: PetscCall(DMDestroy(&da));
23: PetscCall(PetscFinalize());
24: return 0;
25: }
27: /*TEST
29: test:
31: test:
32: suffix: 2
33: nsize: 2
35: TEST*/