PETSc version 3.17.0
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# DMPlexGetRefinementFunction

Get the function giving the maximum cell volume for refinement

### Synopsis

    #include "petscdmplex.h"
    PetscErrorCode DMPlexGetRefinementFunction(DM dm, PetscErrorCode (**refinementFunc)(const PetscReal [], PetscReal *))

### Input Parameter

| dm | - The DM

### Output Parameter

| refinementFunc | - Function giving the maximum cell volume in the refined mesh

Note: The calling sequence is refinementFunc(coords, limit)

    coords - Coordinates of the current point, usually a cell centroid

    limit  - The maximum cell volume for a cell containing this point

### See Also

DMRefine(), DMPlexSetRefinementFunction(), DMPlexGetRefinementUniform(), DMPlexSetRefinementUniform(), DMPlexGetRefinementLimit(), DMPlexSetRefinementLimit()

### Level

developer

### Location

src/dm/impls/plex/plexrefine.c
Index of all DMPLEX routines
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Index of all manual pages