PETSc version 3.15.5
PCPatchSetComputeOperatorInteriorFacets
Set the callback used to compute facet integrals for patch matrices 
Synopsis
#include "petscpc.h" 
#include "petscmat.h" 
PetscErrorCode PCPatchSetComputeOperatorInteriorFacets(PC pc, PetscErrorCode (*func)(PC, PetscInt, Vec, Mat, IS, PetscInt, const PetscInt *, const PetscInt *, void *), void *ctx)
Logically collective on PC
Input Parameters
|  | pc | - The PC | 
|  | func | - The callback | 
|  | ctx | - The user context | 
Calling sequence of func
  func (PC pc,PetscInt point,Vec x,Mat mat,IS facetIS,PetscInt n,const PetscInt* dofsArray,const PetscInt* dofsArrayWithAll,void* ctx)
|  | pc | - The PC | 
|  | point | - The point | 
|  | x | - The input solution (not used in linear problems) | 
|  | mat | - The patch matrix | 
|  | facetIS | - An array of the facet numbers | 
|  | n | - The size of dofsArray | 
|  | dofsArray | - The dofmap for the dofs to be solved for | 
|  | dofsArrayWithAll | - The dofmap for all dofs on the patch | 
|  | ctx | - The user context | 
Notes
The matrix entries have been set to zero before the call.
See Also
 PCPatchGetComputeOperator(), PCPatchSetComputeFunction(), PCPatchSetDiscretisationInfo()
Level
advanced
Location
src/ksp/pc/impls/patch/pcpatch.c
Index of all PC routines
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Index of all manual pages