DMInterpolate#

interpolates user-defined problem data attached to a DM to a finer DM by running hooks registered by DMRefineHookAdd()

Synopsis#

#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMInterpolate(DM coarse, Mat interp, DM fine)

Collective if any hooks are

Input Parameters#

coarse - coarser DM to use as a base
interp - interpolation matrix, apply using MatInterpolate()
fine - finer DM to update

Developer Note#

This routine is called DMInterpolate() while the hook is called DMRefineHookAdd(). It would be better to have an an API with consistent terminology.

Level#

developer

Location#

src/dm/interface/dm.c

Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages