petsc-3.6.2 2015-10-02
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# PetscViewerSetFromOptions

Sets the graphics type from the options database. Defaults to a PETSc X windows graphics.

### Synopsis

    #include "petscviewer.h"
    PetscErrorCode  PetscViewerSetFromOptions(PetscViewer viewer)

Collective on PetscViewer

### Input Parameter

PetscViewer -the graphics context

### Notes

Must be called after PetscViewerCreate() before the PetscViewer is used.

### See Also

PetscViewerCreate(), PetscViewerSetType(), PetscViewerType

Level:intermediate
Location: src/sys/classes/viewer/interface/viewreg.c
Index of all Viewer routines
Table of Contents for all manual pages
Index of all manual pages

### Examples

src/dm/examples/tutorials/ex9.c.html
src/dm/examples/tutorials/ex10.c.html