DMSwarmGetField#

Get access to the underlying array storing all entries associated with a registered field

Synopsis#

#include "petscdmswarm.h"   
PetscErrorCode DMSwarmGetField(DM dm, const char fieldname[], PetscInt *blocksize, PetscDataType *type, void **data)

Not Collective

Input parameters#

dm - a DMSWARM
fieldname - the textual name to identify this field

Output parameters#

blocksize - the number of each data type
type - the data type
data - pointer to raw array

Notes#

The array must be returned using a matching call to DMSwarmRestoreField().

See Also#

DM, DMSWARM, DMSwarmRestoreField()

Level#

beginner

Location#

src/dm/impls/swarm/swarm.c

Examples#

src/dm/impls/swarm/tutorials/ex1.c
src/dm/impls/swarm/tutorials/ex1f90.F90
src/dm/tutorials/ex21.c
src/dm/tutorials/swarm_ex1.c
src/dm/tutorials/swarm_ex2.c
src/dm/tutorials/swarm_ex3.c
src/ksp/ksp/tutorials/ex70.c
src/snes/tutorials/ex63.c
src/ts/tutorials/ex77.c

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