petsc-3.14.5 2021-03-03
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# DMShellSetCreateInterpolation

Set the routine used to create the interpolation operator

### Synopsis

    #include "petscdmshell.h"
    PetscErrorCode DMShellSetCreateInterpolation(DM dm, PetscErrorCode (*interp)(DM,DM,Mat*,Vec*))

Logically Collective on dm

Input Arguments

| dm | - the shell DM
| interp | - the routine to create the interpolation

### See Also

DMShellSetCreateInjection(), DMCreateInterpolation(), DMShellGetCreateInterpolation(), DMShellSetCreateRestriction(), DMShellSetContext(), DMShellGetContext()

### Level

advanced

### Location

src/dm/impls/shell/dmshell.c

### Examples

src/ksp/ksp/tutorials/ex65.c.html
src/ksp/ksp/tutorials/ex73.c.html
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages