PETSc version 3.15.5
DMPlexComputeBdIntegral
Form the integral over the specified boundary from the global input X using pointwise functions specified by the user 
Synopsis
#include "petscdmplex.h"   
PetscErrorCode DMPlexComputeBdIntegral(DM dm, Vec X, DMLabel label, PetscInt numVals, const PetscInt vals[],
                                       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[], const PetscReal[], PetscInt, const PetscScalar[], PetscScalar[]),
                                       PetscScalar *integral, void *user)
Input Parameters
|  | dm | - The mesh | 
|  | X | - Global input vector | 
|  | label | - The boundary DMLabel | 
|  | numVals | - The number of label values to use, or PETSC_DETERMINE for all values | 
|  | vals | - The label values to use, or PETSC_NULL for all values | 
|  | func    = The function to integrate along the boundary | 
|  | user | - The user context | 
Output Parameter
|  | integral | - Integral for each field | 
See Also
 DMPlexComputeIntegralFEM(), DMPlexComputeBdResidualFEM()
Level
developer
Location
src/dm/impls/plex/plexfem.c
Examples
src/snes/tutorials/ex12.c.html
Implementations
src/dm/impls/plex/plexfem.c:2164:static PetscErrorCode DMPlexComputeBdIntegral_Internal(DM dm, Vec locX, IS pointIS,
Index of all DMPLEX routines
Table of Contents for all manual pages
Index of all manual pages