petsc-3.7.7 2017-09-25
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DMCompositeGather

Gathers into a global packed vector from its individual local vectors

Synopsis

#include "petscdmcomposite.h"  
PetscErrorCode  DMCompositeGather(DM dm,Vec gvec,InsertMode imode,...)
Collective on DMComposite

Input Parameter

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

See Also

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

Level:advanced
Location:
src/dm/impls/composite/pack.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/snes/examples/tutorials/ex21.c.html