DMCompositeScatter

Scatters from a global packed vector into its individual local vectors

Synopsis

#include "petscdmcomposite.h"  
PetscErrorCode DMCompositeScatter(DM dm, Vec gvec, ...)

Collective

Input Parameters

• dm - the DMCOMPOSITE object

• gvec - the global vector

• … - the individual sequential vectors, NULL for those that are not needed

Note

DMCompositeScatterArray() is a non-variadic alternative that is often more convenient for library callers and is accessible from Fortran.

See Also

DMCOMPOSITE, DM, DMDestroy(), DMCompositeAddDM(), DMCreateGlobalVector(), DMCompositeGather(), DMCompositeCreate(), DMCompositeGetISLocalToGlobalMappings(), DMCompositeGetAccess(), DMCompositeGetLocalVectors(), DMCompositeRestoreLocalVectors(), DMCompositeGetEntries() DMCompositeScatterArray()

Level

advanced

Location

src/dm/impls/composite/pack.c

Examples

src/snes/tutorials/ex21.c
src/snes/tutorials/ex22.c
src/ts/tutorials/ex14.c
src/snes/tutorials/ex28.c

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Index of all DM routines
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Index of all manual pages