DMCompositeCreateGlobalVector
Creates a vector of the correct size to be gathered into by the packer.
Synopsis
#include "petscda.h"
PetscErrorCode PETSCDM_DLLEXPORT DMCompositeCreateGlobalVector(DMComposite packer,Vec *gvec)
Collective on DMComposite
Input Parameter
packer -the packer object
Output Parameters
gvec -the global vector
Notes: Once this has been created you cannot add additional arrays or vectors to be packed.
See Also
DMCompositeDestroy(), DMCompositeAddArray(), DMCompositeAddDA(), DMCompositeScatter(),
DMCompositeGather(), DMCompositeCreate(), DMCompositeGetGlobalIndices(), DMCompositeGetAccess(),
DMCompositeGetLocalVectors(), DMCompositeRestoreLocalVectors(), DMCompositeGetEntries()
Level:advanced
Location:src/dm/da/utils/pack.c
Index of all DA routines
Table of Contents for all manual pages
Index of all manual pages
Examples
src/snes/examples/tutorials/ex21.c.html