1c4762a1bSJed Brown 2c4762a1bSJed Brown static char help[] = "Tests DMLocalToGlobal() for dof > 1\n\n"; 3c4762a1bSJed Brown 4c4762a1bSJed Brown #include <petscdm.h> 5c4762a1bSJed Brown #include <petscdmda.h> 6c4762a1bSJed Brown 7c4762a1bSJed Brown int main(int argc,char **argv) 8c4762a1bSJed Brown { 9c4762a1bSJed 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; 10c4762a1bSJed Brown DM da; 11c4762a1bSJed Brown Vec local,global; 12c4762a1bSJed Brown PetscScalar ****l; 13c4762a1bSJed Brown 14*9566063dSJacob Faibussowitsch PetscCall(PetscInitialize(&argc,&argv,(char*)0,help)); 15c4762a1bSJed Brown /* Create distributed array and get vectors */ 16*9566063dSJacob 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)); 17*9566063dSJacob Faibussowitsch PetscCall(DMSetFromOptions(da)); 18*9566063dSJacob Faibussowitsch PetscCall(DMSetUp(da)); 19*9566063dSJacob Faibussowitsch PetscCall(DMCreateGlobalVector(da,&global)); 20*9566063dSJacob Faibussowitsch PetscCall(DMCreateLocalVector(da,&local)); 21c4762a1bSJed Brown 22*9566063dSJacob Faibussowitsch PetscCall(DMDAGetCorners(da,&is,&js,&ks,&in,&jen,&kn)); 23*9566063dSJacob 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 } 32*9566063dSJacob Faibussowitsch PetscCall(DMDAVecRestoreArrayDOF(da,local,&l)); 33*9566063dSJacob Faibussowitsch PetscCall(DMLocalToGlobalBegin(da,local,ADD_VALUES,global)); 34*9566063dSJacob Faibussowitsch PetscCall(DMLocalToGlobalEnd(da,local,ADD_VALUES,global)); 35c4762a1bSJed Brown 36*9566063dSJacob Faibussowitsch PetscCall(VecView(global,PETSC_VIEWER_STDOUT_WORLD)); 37c4762a1bSJed Brown 38c4762a1bSJed Brown /* Free memory */ 39*9566063dSJacob Faibussowitsch PetscCall(VecDestroy(&local)); 40*9566063dSJacob Faibussowitsch PetscCall(VecDestroy(&global)); 41*9566063dSJacob Faibussowitsch PetscCall(DMDestroy(&da)); 42*9566063dSJacob 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