petsc-3.5.4 2015-05-23
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DMSetFromOptions

 sets parameters in a DM from the options database

Synopsis

#include "petscdm.h"     
PetscErrorCode  DMSetFromOptions(DM dm)
Collective on DM

Input Parameter

dm -the DM object to set options for

Options Database

See Also

DMView(), DMCreateGlobalVector(), DMCreateInterpolation(), DMCreateColoring(), DMCreateMatrix()

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

Examples

src/snes/examples/tutorials/ex12.c.html
src/snes/examples/tutorials/ex28.c.html
src/snes/examples/tutorials/ex62.c.html
src/ts/examples/tutorials/ex11.c.html
-dm_preallocate_only: Only preallocate the matrix for DMCreateMatrix(), but do not fill it with zeros- . -dm_vec_type <type> type of vector to create inside DM
-dm_mat_type <type> type of matrix to create inside DM- - -dm_coloring_type <global or ghosted>