DMCompositeGather#
Gathers into a global packed vector from its individual local vectors
Synopsis#
#include "petscdmcomposite.h"
PetscErrorCode DMCompositeGather(DM dm, InsertMode imode, Vec gvec, ...)
Collective on dm
Input Parameters#
dm - the packer object
gvec - the global vector
imode - INSERT_VALUES or ADD_VALUES
Vec … - the individual sequential vectors, NULL for any that are not needed
Not available from Fortran, Fortran users can use DMCompositeGatherArray()
See Also#
DMDestroy(), DMCompositeAddDM(), DMCreateGlobalVector(),
DMCompositeScatter(), DMCompositeCreate(), DMCompositeGetISLocalToGlobalMappings(), DMCompositeGetAccess(),
DMCompositeGetLocalVectors(), DMCompositeRestoreLocalVectors(), DMCompositeGetEntries()
Level#
advanced
Location#
Examples#
src/snes/tutorials/ex21.c.html
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages