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

Input Parameters#

dm - the DMCOMPOSITE object
gvec - the global vector
imode - INSERT_VALUES or ADD_VALUES
lvecs - the individual sequential vectors, NULL for any that are not needed

Note#

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

See Also#

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

Level#

advanced

Location#

src/dm/impls/composite/pack.c

Index of all DM routines
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Index of all manual pages