PETSc version 3.15.5
DMForestSetGradeFactor
During the pre-setup phase, set the desired amount of grading in the mesh, e.g. give 2 to indicate that the diameter of neighboring cells should differ by at most a factor of 2.  Subtypes of DMForest may only support one particular choice of grading factor. 
Synopsis
#include "petscdmforest.h" 
#include "petscdm.h" 
#include "petscdmlabel.h" 
PetscErrorCode DMForestSetGradeFactor(DM dm, PetscInt grade)
Logically collective on dm
Input Parameters
|  | dm | - the forest | 
|  | grade | - the grading factor | 
See Also
 DMForestGetGradeFactor()
Level
advanced
Location
src/dm/impls/forest/forest.c
Index of all DMFOREST routines
Table of Contents for all manual pages
Index of all manual pages