xref: /petsc/src/dm/tests/ex52.c (revision c4762a1b19cd2af06abeed90e8f9d34fb975dd94)
1*c4762a1bSJed Brown 
2*c4762a1bSJed Brown static char help[] = "Tests periodic boundary conditions for DMDA1d with periodic boundary conditions.\n\n";
3*c4762a1bSJed Brown 
4*c4762a1bSJed Brown #include <petscdmda.h>
5*c4762a1bSJed Brown 
6*c4762a1bSJed Brown int main(int argc,char **argv)
7*c4762a1bSJed Brown {
8*c4762a1bSJed Brown   PetscErrorCode   ierr;
9*c4762a1bSJed Brown   DM               da;
10*c4762a1bSJed Brown   Mat              A;
11*c4762a1bSJed Brown   const PetscInt   dfill[4] = {0,1,0,1},ofill[4] = {0,1,1,0};
12*c4762a1bSJed Brown 
13*c4762a1bSJed Brown   ierr = PetscInitialize(&argc,&argv,(char*)0,help);if (ierr) return ierr;
14*c4762a1bSJed Brown   ierr = DMDACreate1d(PETSC_COMM_WORLD,DM_BOUNDARY_PERIODIC,7,2,1,NULL,&da);CHKERRQ(ierr);
15*c4762a1bSJed Brown   ierr = DMSetFromOptions(da);CHKERRQ(ierr);
16*c4762a1bSJed Brown   ierr = DMDASetBlockFills(da,dfill,ofill);CHKERRQ(ierr);
17*c4762a1bSJed Brown   ierr = DMSetUp(da);CHKERRQ(ierr);
18*c4762a1bSJed Brown   ierr = DMCreateMatrix(da,&A);CHKERRQ(ierr);
19*c4762a1bSJed Brown   ierr = MatView(A,PETSC_VIEWER_STDOUT_WORLD);CHKERRQ(ierr);
20*c4762a1bSJed Brown   ierr = PetscViewerPushFormat(PETSC_VIEWER_STDOUT_WORLD,PETSC_VIEWER_ASCII_INFO);CHKERRQ(ierr);
21*c4762a1bSJed Brown   ierr = MatView(A,PETSC_VIEWER_STDOUT_WORLD);CHKERRQ(ierr);
22*c4762a1bSJed Brown   ierr = MatDestroy(&A);CHKERRQ(ierr);
23*c4762a1bSJed Brown   ierr = DMDestroy(&da);CHKERRQ(ierr);
24*c4762a1bSJed Brown   ierr = PetscFinalize();
25*c4762a1bSJed Brown   return ierr;
26*c4762a1bSJed Brown }
27*c4762a1bSJed Brown 
28*c4762a1bSJed Brown 
29*c4762a1bSJed Brown /*TEST
30*c4762a1bSJed Brown 
31*c4762a1bSJed Brown    test:
32*c4762a1bSJed Brown 
33*c4762a1bSJed Brown    test:
34*c4762a1bSJed Brown       suffix: 2
35*c4762a1bSJed Brown       nsize: 2
36*c4762a1bSJed Brown 
37*c4762a1bSJed Brown TEST*/
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