petsc-3.7.7 2017-09-25

DMGetWorkArray

Gets a work array guaranteed to be at least the input size, restore with DMRestoreWorkArray()

#include "petscdm.h"          
#include "petscdmlabel.h"     
PetscErrorCode DMGetWorkArray(DM dm,PetscInt count,PetscDataType dtype,void *mem)

Not Collective

	dm	- the DM object
	count	- The minium size
	dtype	- data type (PETSC_REAL, PETSC_SCALAR, PETSC_INT)

array -the work array