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

See Also

PetscDraw, PETSC_DRAW_NULL, PetscDrawOpenX()

Level

advanced

Location

src/sys/classes/draw/impls/null/drawnull.c

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Index of all Draw routines
Table of Contents for all manual pages
Index of all manual pages