petsc-3.10.4 2019-02-26
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DMSwarmGetField

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

Synopsis

#include "petscdmswarm.h"   
PETSC_EXTERN 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

DMSwarmRestoreField()

Level

beginner

Location

src/dm/impls/swarm/swarm.c

Examples

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

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