petsc-3.14.6 2021-03-30
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DMGetWorkArray

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

Synopsis

#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMGetWorkArray(DM dm,PetscInt count,MPI_Datatype dtype,void *mem)
Not Collective

Input Parameters

dm - the DM object
count - The minium size
dtype - MPI data type, often MPIU_REAL, MPIU_SCALAR, MPIU_INT)

Output Parameter

array - the work array

See Also

DMDestroy(), DMCreate()

Level

developer

Location

src/dm/interface/dm.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages