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 PetscErrorCode ierr; 11c4762a1bSJed Brown DM da; 12c4762a1bSJed Brown Vec local,global; 13c4762a1bSJed Brown PetscScalar ****l; 14c4762a1bSJed Brown 15c4762a1bSJed Brown ierr = PetscInitialize(&argc,&argv,(char*)0,help);if (ierr) return ierr; 16c4762a1bSJed Brown /* Create distributed array and get vectors */ 17*5f80ce2aSJacob Faibussowitsch CHKERRQ(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)); 18*5f80ce2aSJacob Faibussowitsch CHKERRQ(DMSetFromOptions(da)); 19*5f80ce2aSJacob Faibussowitsch CHKERRQ(DMSetUp(da)); 20*5f80ce2aSJacob Faibussowitsch CHKERRQ(DMCreateGlobalVector(da,&global)); 21*5f80ce2aSJacob Faibussowitsch CHKERRQ(DMCreateLocalVector(da,&local)); 22c4762a1bSJed Brown 23*5f80ce2aSJacob Faibussowitsch CHKERRQ(DMDAGetCorners(da,&is,&js,&ks,&in,&jen,&kn)); 24*5f80ce2aSJacob Faibussowitsch CHKERRQ(DMDAVecGetArrayDOF(da,local,&l)); 25c4762a1bSJed Brown for (i=is; i<is+in; i++) { 26c4762a1bSJed Brown for (j=js; j<js+jen; j++) { 27c4762a1bSJed Brown for (k=ks; k<ks+kn; k++) { 28c4762a1bSJed Brown l[k][j][i][0] = 2*(i + j*M + k*M*N); 29c4762a1bSJed Brown l[k][j][i][1] = 2*(i + j*M + k*M*N) + 1; 30c4762a1bSJed Brown } 31c4762a1bSJed Brown } 32c4762a1bSJed Brown } 33*5f80ce2aSJacob Faibussowitsch CHKERRQ(DMDAVecRestoreArrayDOF(da,local,&l)); 34*5f80ce2aSJacob Faibussowitsch CHKERRQ(DMLocalToGlobalBegin(da,local,ADD_VALUES,global)); 35*5f80ce2aSJacob Faibussowitsch CHKERRQ(DMLocalToGlobalEnd(da,local,ADD_VALUES,global)); 36c4762a1bSJed Brown 37*5f80ce2aSJacob Faibussowitsch CHKERRQ(VecView(global,PETSC_VIEWER_STDOUT_WORLD)); 38c4762a1bSJed Brown 39c4762a1bSJed Brown /* Free memory */ 40*5f80ce2aSJacob Faibussowitsch CHKERRQ(VecDestroy(&local)); 41*5f80ce2aSJacob Faibussowitsch CHKERRQ(VecDestroy(&global)); 42*5f80ce2aSJacob Faibussowitsch CHKERRQ(DMDestroy(&da)); 43c4762a1bSJed Brown ierr = PetscFinalize(); 44c4762a1bSJed Brown return ierr; 45c4762a1bSJed Brown } 46c4762a1bSJed Brown 47c4762a1bSJed Brown /*TEST 48c4762a1bSJed Brown 49c4762a1bSJed Brown test: 50c4762a1bSJed Brown filter: grep -v -i Process 51c4762a1bSJed Brown output_file: output/ex25_1.out 52c4762a1bSJed Brown 53c4762a1bSJed Brown test: 54c4762a1bSJed Brown suffix: 2 55c4762a1bSJed Brown nsize: 2 56c4762a1bSJed Brown filter: grep -v -i Process 57c4762a1bSJed Brown output_file: output/ex25_2.out 58c4762a1bSJed Brown 59c4762a1bSJed Brown test: 60c4762a1bSJed Brown suffix: 3 61c4762a1bSJed Brown nsize: 3 62c4762a1bSJed Brown filter: grep -v -i Process 63c4762a1bSJed Brown output_file: output/ex25_2.out 64c4762a1bSJed Brown 65c4762a1bSJed Brown test: 66c4762a1bSJed Brown suffix: 4 67c4762a1bSJed Brown nsize: 4 68c4762a1bSJed Brown filter: grep -v -i Process 69c4762a1bSJed Brown output_file: output/ex25_2.out 70c4762a1bSJed Brown 71c4762a1bSJed Brown test: 72c4762a1bSJed Brown suffix: 5 73c4762a1bSJed Brown nsize: 5 74c4762a1bSJed Brown filter: grep -v -i Process 75c4762a1bSJed Brown output_file: output/ex25_2.out 76c4762a1bSJed Brown 77c4762a1bSJed Brown test: 78c4762a1bSJed Brown suffix: 6 79c4762a1bSJed Brown nsize: 6 80c4762a1bSJed Brown filter: grep -v -i Process 81c4762a1bSJed Brown output_file: output/ex25_2.out 82c4762a1bSJed Brown 83c4762a1bSJed Brown TEST*/ 84