petsc-3.6.1 2015-08-06

PetscViewerDrawGetDraw

Returns PetscDraw object from PetscViewer object. This PetscDraw object may then be used to perform graphics using PetscDrawXXX() commands.

#include "petscdraw.h" 
#include "petscviewer.h" 
PetscErrorCode  PetscViewerDrawGetDraw(PetscViewer viewer,PetscInt windownumber,PetscDraw *draw)

Not collective (but PetscDraw returned will be parallel object if PetscViewer is)

	viewer	- the PetscViewer (created with PetscViewerDrawOpen())
	windownumber	- indicates which subwindow (usually 0)

draw -the draw object