petsc-3.14.6 2021-03-30
DMPlexGetFaceFields
Retrieve the field values values for a chunk of faces
Synopsis
#include "petscdmplex.h"
PetscErrorCode DMPlexGetFaceFields(DM dm, PetscInt fStart, PetscInt fEnd, Vec locX, Vec locX_t, Vec faceGeometry, Vec cellGeometry, Vec locGrad, PetscInt *Nface, PetscScalar **uL, PetscScalar **uR)
Input Parameters
| dm | - The DM
|
| fStart | - The first face to include
|
| fEnd | - The first face to exclude
|
| locX | - A local vector with the solution fields
|
| locX_t | - A local vector with solution field time derivatives, or NULL
|
| faceGeometry | - A local vector with face geometry
|
| cellGeometry | - A local vector with cell geometry
|
| locaGrad | - A local vector with field gradients, or NULL
|
Output Parameters
| Nface | - The number of faces with field values
|
| uL | - The field values at the left side of the face
|
| uR | - The field values at the right side of the face
|
See Also
DMPlexGetCellFields()
Level
developer
Location
src/dm/impls/plex/plexfem.c
Index of all DMPLEX routines
Table of Contents for all manual pages
Index of all manual pages