xref: /petsc/src/sys/classes/viewer/tutorials/ex2.c (revision c4762a1b19cd2af06abeed90e8f9d34fb975dd94)
1*c4762a1bSJed Brown 
2*c4762a1bSJed Brown static char help[] = "Demonstrates PetscOptionsGetViewer().\n\n";
3*c4762a1bSJed Brown 
4*c4762a1bSJed Brown #include <petscviewer.h>
5*c4762a1bSJed Brown 
6*c4762a1bSJed Brown int main(int argc,char **args)
7*c4762a1bSJed Brown {
8*c4762a1bSJed Brown   PetscViewer       viewer;
9*c4762a1bSJed Brown   PetscErrorCode    ierr;
10*c4762a1bSJed Brown   PetscViewerFormat format;
11*c4762a1bSJed Brown 
12*c4762a1bSJed Brown   ierr = PetscInitialize(&argc,&args,(char*)0,help);if (ierr) return ierr;
13*c4762a1bSJed Brown   ierr = PetscOptionsGetViewer(PETSC_COMM_WORLD,NULL,NULL,"-myviewer",&viewer,&format,NULL);CHKERRQ(ierr);
14*c4762a1bSJed Brown   ierr = PetscViewerPushFormat(viewer,format);CHKERRQ(ierr);
15*c4762a1bSJed Brown   ierr = PetscViewerView(viewer,PETSC_VIEWER_STDOUT_WORLD);CHKERRQ(ierr);
16*c4762a1bSJed Brown   ierr = PetscViewerPopFormat(viewer);CHKERRQ(ierr);
17*c4762a1bSJed Brown   ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr);
18*c4762a1bSJed Brown   ierr = PetscFinalize();
19*c4762a1bSJed Brown   return ierr;
20*c4762a1bSJed Brown }
21*c4762a1bSJed Brown 
22*c4762a1bSJed Brown /*TEST
23*c4762a1bSJed Brown 
24*c4762a1bSJed Brown    test:
25*c4762a1bSJed Brown       args: -myviewer ascii
26*c4762a1bSJed Brown 
27*c4762a1bSJed Brown    testset:
28*c4762a1bSJed Brown       args: -myviewer hdf5:my.hdf5:hdf5_xdmf
29*c4762a1bSJed Brown       requires: hdf5
30*c4762a1bSJed Brown       test:
31*c4762a1bSJed Brown         suffix: 2a
32*c4762a1bSJed Brown         args: -viewer_hdf5_base_dimension2 false -viewer_hdf5_sp_output true  -viewer_hdf5_collective false
33*c4762a1bSJed Brown       test:
34*c4762a1bSJed Brown         suffix: 2b
35*c4762a1bSJed Brown         args: -viewer_hdf5_base_dimension2 true  -viewer_hdf5_sp_output false -viewer_hdf5_collective true
36*c4762a1bSJed Brown 
37*c4762a1bSJed Brown TEST*/
38