PETSc version 3.16.4
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DMPlexPointLocalFieldRef

return read/write access to a field on a point in local array

Synopsis

#include "petscdmplex.h"   
PetscErrorCode DMPlexPointLocalFieldRef(DM dm,PetscInt point,PetscInt field,PetscScalar *array,void *ptr)
Not Collective

Input Parameters

dm - DM defining topological space
point - topological point
field - field number
array - array to index into

Output Parameter

ptr - address of reference to point data, type generic so user can place in structure

See Also

DMGetLocalSection(), PetscSectionGetOffset(), PetscSectionGetDof(), DMPlexGetPointLocal(), DMPlexPointGlobalRef()

Level

intermediate

Location

src/dm/impls/plex/plexpoint.c
Index of all DMPLEX routines
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Index of all manual pages