PETSc version 3.15.5
DMCreateSuperDM
Returns an arrays of ISes and DM encapsulating a superproblem defined by the DMs passed in. 
Synopsis
#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMCreateSuperDM(DM dms[], PetscInt len, IS **is, DM *superdm)
Not collective
Input Parameter
|  | dms | - The DM objects | 
|  | len | - The number of DMs | 
Output Parameters
|  | is | - The global indices for the subproblem, or NULL | 
|  | superdm | - The DM for the superproblem | 
Note: You need to call DMPlexSetMigrationSF() on the original DM if you want the Global-To-Natural map to be automatically constructed
See Also
DMPlexSetMigrationSF(), DMDestroy(), DMView(), DMCreateInterpolation(), DMCreateColoring(), DMCreateMatrix(), DMCreateFieldIS()
Level
intermediate
Location
src/dm/interface/dm.c
Implementations
DMCreateSuperDM_Plex in src/dm/impls/plex/plex.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages