xref: /petsc/src/dm/tests/ex52.c (revision 732aec7a18f2199fb53bb9a2f3aef439a834ce31)
1c4762a1bSJed Brown static char help[] = "Tests periodic boundary conditions for DMDA1d with periodic boundary conditions.\n\n";
2c4762a1bSJed Brown 
3c4762a1bSJed Brown #include <petscdmda.h>
4c4762a1bSJed Brown 
main(int argc,char ** argv)5d71ae5a4SJacob Faibussowitsch int main(int argc, char **argv)
6d71ae5a4SJacob Faibussowitsch {
7c4762a1bSJed Brown   DM             da;
8c4762a1bSJed Brown   Mat            A;
9c4762a1bSJed Brown   const PetscInt dfill[4] = {0, 1, 0, 1}, ofill[4] = {0, 1, 1, 0};
10c4762a1bSJed Brown 
11327415f7SBarry Smith   PetscFunctionBeginUser;
12*c8025a54SPierre Jolivet   PetscCall(PetscInitialize(&argc, &argv, NULL, help));
139566063dSJacob Faibussowitsch   PetscCall(DMDACreate1d(PETSC_COMM_WORLD, DM_BOUNDARY_PERIODIC, 7, 2, 1, NULL, &da));
149566063dSJacob Faibussowitsch   PetscCall(DMSetFromOptions(da));
159566063dSJacob Faibussowitsch   PetscCall(DMDASetBlockFills(da, dfill, ofill));
169566063dSJacob Faibussowitsch   PetscCall(DMSetUp(da));
179566063dSJacob Faibussowitsch   PetscCall(DMCreateMatrix(da, &A));
189566063dSJacob Faibussowitsch   PetscCall(MatView(A, PETSC_VIEWER_STDOUT_WORLD));
199566063dSJacob Faibussowitsch   PetscCall(PetscViewerPushFormat(PETSC_VIEWER_STDOUT_WORLD, PETSC_VIEWER_ASCII_INFO));
209566063dSJacob Faibussowitsch   PetscCall(MatView(A, PETSC_VIEWER_STDOUT_WORLD));
219566063dSJacob Faibussowitsch   PetscCall(MatDestroy(&A));
229566063dSJacob Faibussowitsch   PetscCall(DMDestroy(&da));
239566063dSJacob Faibussowitsch   PetscCall(PetscFinalize());
24b122ec5aSJacob Faibussowitsch   return 0;
25c4762a1bSJed Brown }
26c4762a1bSJed Brown 
27c4762a1bSJed Brown /*TEST
28c4762a1bSJed Brown 
29c4762a1bSJed Brown    test:
30c4762a1bSJed Brown 
31c4762a1bSJed Brown    test:
32c4762a1bSJed Brown       suffix: 2
33c4762a1bSJed Brown       nsize: 2
34c4762a1bSJed Brown 
35c4762a1bSJed Brown TEST*/
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