petsc-3.13.6 2020-09-29

PETSC_VIEWER_DRAW_

Creates a window PetscViewer shared by all processors in a communicator.

#include "petscdraw.h" 
#include "petscviewer.h" 
PetscViewer  PETSC_VIEWER_DRAW_(MPI_Comm comm)

Collective

comm -the MPI communicator to share the window PetscViewer

Unlike almost all other PETSc routines, PETSC_VIEWER_DRAW_ does not return an error code. The window is usually used in the form

      XXXView(XXX object,PETSC_VIEWER_DRAW_(comm));

intermediate