1c4762a1bSJed Brown static char help[] = "Tests DMLocalToGlobal() for dof > 1\n\n";
2c4762a1bSJed Brown
3c4762a1bSJed Brown #include <petscdm.h>
4c4762a1bSJed Brown #include <petscdmda.h>
5c4762a1bSJed Brown
main(int argc,char ** argv)6d71ae5a4SJacob Faibussowitsch int main(int argc, char **argv)
7d71ae5a4SJacob Faibussowitsch {
8c4762a1bSJed Brown PetscInt M = 6, N = 5, P = 4, m = PETSC_DECIDE, n = PETSC_DECIDE, p = PETSC_DECIDE, i, j, k, is, js, ks, in, jen, kn;
9c4762a1bSJed Brown DM da;
10c4762a1bSJed Brown Vec local, global;
11c4762a1bSJed Brown PetscScalar ****l;
12c4762a1bSJed Brown
13327415f7SBarry Smith PetscFunctionBeginUser;
14*c8025a54SPierre Jolivet PetscCall(PetscInitialize(&argc, &argv, NULL, help));
15c4762a1bSJed Brown /* Create distributed array and get vectors */
169566063dSJacob Faibussowitsch PetscCall(DMDACreate3d(PETSC_COMM_WORLD, DM_BOUNDARY_NONE, DM_BOUNDARY_NONE, DM_BOUNDARY_NONE, DMDA_STENCIL_BOX, M, N, P, m, n, p, 2, 1, NULL, NULL, NULL, &da));
179566063dSJacob Faibussowitsch PetscCall(DMSetFromOptions(da));
189566063dSJacob Faibussowitsch PetscCall(DMSetUp(da));
199566063dSJacob Faibussowitsch PetscCall(DMCreateGlobalVector(da, &global));
209566063dSJacob Faibussowitsch PetscCall(DMCreateLocalVector(da, &local));
21c4762a1bSJed Brown
229566063dSJacob Faibussowitsch PetscCall(DMDAGetCorners(da, &is, &js, &ks, &in, &jen, &kn));
239566063dSJacob Faibussowitsch PetscCall(DMDAVecGetArrayDOF(da, local, &l));
24c4762a1bSJed Brown for (i = is; i < is + in; i++) {
25c4762a1bSJed Brown for (j = js; j < js + jen; j++) {
26c4762a1bSJed Brown for (k = ks; k < ks + kn; k++) {
27c4762a1bSJed Brown l[k][j][i][0] = 2 * (i + j * M + k * M * N);
28c4762a1bSJed Brown l[k][j][i][1] = 2 * (i + j * M + k * M * N) + 1;
29c4762a1bSJed Brown }
30c4762a1bSJed Brown }
31c4762a1bSJed Brown }
329566063dSJacob Faibussowitsch PetscCall(DMDAVecRestoreArrayDOF(da, local, &l));
339566063dSJacob Faibussowitsch PetscCall(DMLocalToGlobalBegin(da, local, ADD_VALUES, global));
349566063dSJacob Faibussowitsch PetscCall(DMLocalToGlobalEnd(da, local, ADD_VALUES, global));
35c4762a1bSJed Brown
369566063dSJacob Faibussowitsch PetscCall(VecView(global, PETSC_VIEWER_STDOUT_WORLD));
37c4762a1bSJed Brown
38c4762a1bSJed Brown /* Free memory */
399566063dSJacob Faibussowitsch PetscCall(VecDestroy(&local));
409566063dSJacob Faibussowitsch PetscCall(VecDestroy(&global));
419566063dSJacob Faibussowitsch PetscCall(DMDestroy(&da));
429566063dSJacob Faibussowitsch PetscCall(PetscFinalize());
43b122ec5aSJacob Faibussowitsch return 0;
44c4762a1bSJed Brown }
45c4762a1bSJed Brown
46c4762a1bSJed Brown /*TEST
47c4762a1bSJed Brown
48c4762a1bSJed Brown test:
49c4762a1bSJed Brown filter: grep -v -i Process
50c4762a1bSJed Brown output_file: output/ex25_1.out
51c4762a1bSJed Brown
52c4762a1bSJed Brown test:
53c4762a1bSJed Brown suffix: 2
54c4762a1bSJed Brown nsize: 2
55c4762a1bSJed Brown filter: grep -v -i Process
56c4762a1bSJed Brown output_file: output/ex25_2.out
57c4762a1bSJed Brown
58c4762a1bSJed Brown test:
59c4762a1bSJed Brown suffix: 3
60c4762a1bSJed Brown nsize: 3
61c4762a1bSJed Brown filter: grep -v -i Process
62c4762a1bSJed Brown output_file: output/ex25_2.out
63c4762a1bSJed Brown
64c4762a1bSJed Brown test:
65c4762a1bSJed Brown suffix: 4
66c4762a1bSJed Brown nsize: 4
67c4762a1bSJed Brown filter: grep -v -i Process
68c4762a1bSJed Brown output_file: output/ex25_2.out
69c4762a1bSJed Brown
70c4762a1bSJed Brown test:
71c4762a1bSJed Brown suffix: 5
72c4762a1bSJed Brown nsize: 5
73c4762a1bSJed Brown filter: grep -v -i Process
74c4762a1bSJed Brown output_file: output/ex25_2.out
75c4762a1bSJed Brown
76c4762a1bSJed Brown test:
77c4762a1bSJed Brown suffix: 6
78c4762a1bSJed Brown nsize: 6
79c4762a1bSJed Brown filter: grep -v -i Process
80c4762a1bSJed Brown output_file: output/ex25_2.out
81c4762a1bSJed Brown
82c4762a1bSJed Brown TEST*/
83