petsc-3.10.5 2019-03-28
Report Typos and Errors

DMSetMatrixStructureOnly

When DMCreateMatrix() is called, the matrix structure will be created but the array for values will not be allocated.

Synopsis

#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMSetMatrixStructureOnly(DM dm, PetscBool only)
Logically Collective on DM

Input Parameter

dm - the DM
only - PETSC_TRUE if only want matrix stucture

See Also

DMCreateMatrix(), DMSetMatrixPreallocateOnly()

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