petsc-3.14.6 2021-03-30
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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_TRUE if it is a null draw object; otherwise PETSC_FALSE

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