petsc-3.4.5 2014-06-29

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 Parameter

Output Parameter

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/snes/examples/tutorials/ex61view.c.html

	da	- the distributed array
	nfields	- number of fields in new DMDA
	nda	- the new DMDA