1 static char help[] = "Demonstrates PetscOptionsCreateViewer().\n\n";
2
3 #include <petscviewer.h>
4
main(int argc,char ** args)5 int main(int argc, char **args)
6 {
7 PetscViewer viewer;
8 PetscViewerFormat format;
9
10 PetscFunctionBeginUser;
11 PetscCall(PetscInitialize(&argc, &args, NULL, help));
12 PetscCall(PetscOptionsCreateViewer(PETSC_COMM_WORLD, NULL, NULL, "-myviewer", &viewer, &format, NULL));
13 PetscCall(PetscViewerPushFormat(viewer, format));
14 PetscCall(PetscViewerView(viewer, PETSC_VIEWER_STDOUT_WORLD));
15 PetscCall(PetscViewerPopFormat(viewer));
16 PetscCall(PetscViewerDestroy(&viewer));
17 PetscCall(PetscFinalize());
18 return 0;
19 }
20
21 /*TEST
22
23 test:
24 args: -myviewer ascii
25
26 testset:
27 args: -myviewer hdf5:my.hdf5:hdf5_xdmf
28 requires: hdf5
29 test:
30 suffix: 2a
31 args: -viewer_hdf5_base_dimension2 false -viewer_hdf5_sp_output true -viewer_hdf5_collective false
32 test:
33 suffix: 2b
34 args: -viewer_hdf5_base_dimension2 true -viewer_hdf5_sp_output false -viewer_hdf5_collective true
35
36 TEST*/
37