petsc-3.9.4 2018-09-11
DMCreate
Creates an empty DM object. The type can then be set with DMSetType().
Synopsis
#include "petscdm.h"
#include "petscdmlabel.h"
#include "petscds.h"
PetscErrorCode DMCreate(MPI_Comm comm,DM *dm)
If you never call DMSetType() it will generate an
error when you try to use the vector.
Collective on MPI_Comm
Input Parameter
comm -The communicator for the DM object
Output Parameter
dm -The DM object
See Also
DMSetType(), DMDA, DMSLICED, DMCOMPOSITE, DMPLEX, DMMOAB, DMNETWORK
Level
beginner
Location
src/dm/interface/dm.c
Examples
src/dm/impls/plex/examples/tutorials/ex5.c.html
src/dm/impls/forest/examples/tutorials/ex1.c.html
src/dm/examples/tutorials/ex20.c.html
src/dm/examples/tutorials/swarm_ex1.c.html
src/dm/examples/tutorials/swarm_ex2.c.html
src/dm/examples/tutorials/swarm_ex3.c.html
src/ksp/ksp/examples/tutorials/ex70.c.html
src/ts/examples/tutorials/ex11.c.html
Implementations
DMCreate_Composite in src/dm/impls/composite/pack.c
DMCreate_DA in src/dm/impls/da/dacreate.c
DMCreate_Forest in src/dm/impls/forest/forest.c
DMCreate_pforest in src/dm/impls/forest/p4est/pforest.c
DMCreate_Moab in src/dm/impls/moab/dmmoab.cxx
DMCreate_Network in src/dm/impls/network/networkcreate.c
DMCreate_Patch in src/dm/impls/patch/patchcreate.c
DMCreate_Plex in src/dm/impls/plex/plexcreate.c
DMCreate_Redundant in src/dm/impls/redundant/dmredundant.c
DMCreate_Shell in src/dm/impls/shell/dmshell.c
DMCreate_Sliced in src/dm/impls/sliced/sliced.c
DMCreate_Swarm in src/dm/impls/swarm/swarm.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages