petsc-3.7.7 2017-09-25
   
DMPlexPointGlobalFieldRead
return read access to a field on a point in global array 
Synopsis
#include "petscdmplex.h"   
PetscErrorCode DMPlexPointGlobalFieldRead(DM dm,PetscInt point,PetscInt field,const PetscScalar *array,void *ptr)
Not Collective
Input Arguments
|  | dm | - DM defining topological space | 
|  | point | - topological point | 
|  | field | - field number | 
|  | array | - array to index into | 
Output Arguments
ptr  -address of read reference to point data, type generic so user can place in structure; returns NULL if global point is not owned
See Also
 DMGetDefaultSection(), PetscSectionGetOffset(), PetscSectionGetDof(), DMPlexGetPointGlobal(), DMPlexPointLocalRead(), DMPlexPointGlobalRef()
Level:intermediate
Location:src/dm/impls/plex/plexpoint.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages