petsc-3.10.2 2018-10-09
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DMSetFromOptions

sets parameters in a DM from the options database

Synopsis

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

Input Parameter

dm -the DM object to set options for

Options Database

-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_is_coloring_type - <global or local>

See Also

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

Level

developer

Location

src/dm/interface/dm.c

Examples

src/dm/impls/plex/examples/tutorials/ex2.c.html
src/dm/impls/plex/examples/tutorials/ex5.c.html
src/dm/impls/forest/examples/tutorials/ex1.c.html
src/dm/examples/tutorials/ex1.c.html
src/dm/examples/tutorials/ex2.c.html
src/dm/examples/tutorials/ex3.c.html
src/dm/examples/tutorials/ex4.c.html
src/dm/examples/tutorials/ex5.c.html
src/dm/examples/tutorials/ex7.c.html
src/dm/examples/tutorials/ex9.c.html
src/dm/examples/tutorials/ex10.c.html

Implementations

DMSetFromOptions_DA in src/dm/impls/da/dacreate.c
DMSetFromOptions_Forest in src/dm/impls/forest/forest.c
DMSetFromOptions_pforest in src/dm/impls/forest/p4est/pforest.c
DMSetFromOptions_Moab in src/dm/impls/moab/dmmoab.cxx
DMSetFromOptions_Network in src/dm/impls/network/networkcreate.c
DMSetFromOptions_Patch in src/dm/impls/patch/patchcreate.c
DMSetFromOptions_NonRefinement_Plex in src/dm/impls/plex/plexcreate.c
DMSetFromOptions_Plex in src/dm/impls/plex/plexcreate.c

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