DMCompositeGatherArray#

Gathers into a global packed vector from its individual local vectors

Synopsis#

#include "petscdmcomposite.h"  
PetscErrorCode DMCompositeGatherArray(DM dm, InsertMode imode, Vec gvec, Vec *lvecs)

Collective on dm

Input Parameters#

  • dm - the packer object

  • gvec - the global vector

  • imode - INSERT_VALUES or ADD_VALUES

  • lvecs - the individual sequential vectors, NULL for any that are not needed

Notes#

This is a non-variadic alternative to DMCompositeGather().

See Also#

DMDestroy(), DMCompositeAddDM(), DMCreateGlobalVector(), DMCompositeScatter(), DMCompositeCreate(), DMCompositeGetISLocalToGlobalMappings(), DMCompositeGetAccess(), DMCompositeGetLocalVectors(), DMCompositeRestoreLocalVectors(), DMCompositeGetEntries(),

Level#

advanced

Location#

src/dm/impls/composite/pack.c


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