petsc-3.13.6 2020-09-29
DMShellSetGlobalToLocal
Sets the routines used to perform a global to local scatter
Synopsis
#include "petscdmshell.h"
PetscErrorCode DMShellSetGlobalToLocal(DM dm,PetscErrorCode (*begin)(DM,Vec,InsertMode,Vec),PetscErrorCode (*end)(DM,Vec,InsertMode,Vec))
Logically Collective on dm
Input Arguments
| dm | - the shell DM
|
| begin | - the routine that begins the global to local scatter
|
| end | - the routine that ends the global to local scatter
|
Notes
If these functions are not provided but DMShellSetGlobalToLocalVecScatter() is called then
DMGlobalToLocalBeginDefaultShell()/DMGlobalToLocalEndDefaultShell() are used to to perform the transfers
See Also
DMShellSetLocalToGlobal(), DMGlobalToLocalBeginDefaultShell(), DMGlobalToLocalEndDefaultShell()
Level
advanced
Location
src/dm/impls/shell/dmshell.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages