Actual source code: ex52.c


  2: static char help[] = "Tests periodic boundary conditions for DMDA1d with periodic boundary conditions.\n\n";

  4: #include <petscdmda.h>

  6: int main(int argc, char **argv)
  7: {
  8:   DM             da;
  9:   Mat            A;
 10:   const PetscInt dfill[4] = {0, 1, 0, 1}, ofill[4] = {0, 1, 1, 0};

 13:   PetscInitialize(&argc, &argv, (char *)0, help);
 14:   DMDACreate1d(PETSC_COMM_WORLD, DM_BOUNDARY_PERIODIC, 7, 2, 1, NULL, &da);
 15:   DMSetFromOptions(da);
 16:   DMDASetBlockFills(da, dfill, ofill);
 17:   DMSetUp(da);
 18:   DMCreateMatrix(da, &A);
 19:   MatView(A, PETSC_VIEWER_STDOUT_WORLD);
 20:   PetscViewerPushFormat(PETSC_VIEWER_STDOUT_WORLD, PETSC_VIEWER_ASCII_INFO);
 21:   MatView(A, PETSC_VIEWER_STDOUT_WORLD);
 22:   MatDestroy(&A);
 23:   DMDestroy(&da);
 24:   PetscFinalize();
 25:   return 0;
 26: }

 28: /*TEST

 30:    test:

 32:    test:
 33:       suffix: 2
 34:       nsize: 2

 36: TEST*/