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

Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages