PetscDrawIsNull#
Returns PETSC_TRUE if draw is a null draw object.
Synopsis#
#include "petscdraw.h" 
PetscErrorCode PetscDrawIsNull(PetscDraw draw, PetscBool *yes)
Not Collective
Input Parameter#
- draw - the draw context 
Output Parameter#
- yes - - PETSC_TRUEif it is a null draw object; otherwise- PETSC_FALSE
See Also#
Level#
advanced
Location#
src/sys/classes/draw/impls/null/drawnull.c
Index of all Draw routines
Table of Contents for all manual pages
Index of all manual pages