PETSc version 3.17.0
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# DMShellGetRefine

Get the routine used to refine the shell DM

### Synopsis

    #include "petscdmshell.h"
    PetscErrorCode DMShellGetRefine(DM dm, PetscErrorCode (**refine)(DM,MPI_Comm,DM*))

Logically Collective on dm

### Input Parameter

| dm | - the shell DM

### Output Parameter

| refine | - the routine that refines the DM

### See Also

DMShellSetCoarsen(), DMCoarsen(), DMShellSetRefine(), DMRefine()

### Level

advanced

### Location

src/dm/impls/shell/dmshell.c
Index of all DM routines
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Index of all manual pages