petsc-3.8.4 2018-03-24
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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
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/dm/impls/plex/examples/tutorials/ex5.c.html
src/dm/impls/forest/examples/tutorials/ex1.c.html
src/dm/examples/tutorials/swarm_ex1.c.html
src/ts/examples/tutorials/ex11.c.html