PETSc version 3.15.5
DMPlexInsertBoundaryValuesEssentialField
Insert boundary values into a local vector using a function of the coordinates and field data 
Synopsis
#include "petscdmplex.h"   
PetscErrorCode DMPlexInsertBoundaryValuesEssentialField(DM dm, PetscReal time, Vec locU, PetscInt field, PetscInt Nc, const PetscInt comps[], DMLabel label, PetscInt numids, const PetscInt ids[],
                                                        void (*func)(PetscInt, PetscInt, PetscInt,
                                                                     const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
                                                                     const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
                                                                     PetscReal, const PetscReal[], PetscInt, const PetscScalar[],
                                                                     PetscScalar[]),
                                                        void *ctx, Vec locX)
Input Parameters
|  | dm | - The DM, with a PetscDS that matches the problem being constrained | 
|  | time | - The time | 
|  | locU | - A local vector with the input solution values | 
|  | field | - The field to constrain | 
|  | Nc | - The number of constrained field components, or 0 for all components | 
|  | comps | - An array of constrained component numbers, or NULL for all components | 
|  | label | - The DMLabel defining constrained points | 
|  | numids | - The number of DMLabel ids for constrained points | 
|  | ids | - An array of ids for constrained points | 
|  | func | - A pointwise function giving boundary values | 
|  | ctx | - An optional user context for bcFunc | 
Output Parameter
|  | locX | - A local vector to receives the boundary values | 
See Also
 DMPlexInsertBoundaryValuesEssential(), DMPlexInsertBoundaryValuesEssentialBdField(), DMAddBoundary()
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