petsc-3.7.7 2017-09-25
DMDAGetReducedDMDA
Gets the DMDA with the same layout but with fewer or more fields
Synopsis
#include "petscdmda.h"
PetscErrorCode DMDAGetReducedDMDA(DM da,PetscInt nfields,DM *nda)
Collective on DMDA
Input Parameters
| da | - the distributed array
|
| nfields | - number of fields in new DMDA
|
Output Parameter
nda -the new DMDA
Keywords
distributed array, get, corners, nodes, local indices, coordinates
See Also
DMDAGetGhostCorners(), DMSetCoordinates(), DMDASetUniformCoordinates(), DMGetCoordinates(), DMDAGetGhostedCoordinates()
Level:intermediate
Location:src/dm/impls/da/dacorn.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages
Examples
src/ksp/ksp/examples/tutorials/ex43.c.html