DAGetInjection

 Gets an injection matrix that maps between grids associated with two DAs.

Synopsis

#include "petscda.h"   
PetscErrorCode PETSCDM_DLLEXPORT DAGetInjection(DA dac,DA daf,VecScatter *inject)
Collective on DA

Input Parameters

dac - the coarse grid DA
daf - the fine grid DA

Output Parameters

inject -the injection scatter

Keywords

interpolation, restriction, multigrid, injection

See Also

DARefine(), DAGetInterpolation()

Level:intermediate
Location:src/dm/da/src/dainterp.c
Index of all DA routines
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Index of all manual pages