PCShellSetMatApply#
Sets routine to use as preconditioner on a block of vectors.
Synopsis#
#include "petscpc.h"
PetscErrorCode PCShellSetMatApply(PC pc, PetscErrorCode (*matapply)(PC, Mat, Mat))
Logically Collective
Input Parameters#
pc - the preconditioner context
apply - the application-provided preconditioning routine
Calling sequence of apply
#
PetscErrorCode apply(PC pc, Mat Xin, Mat Xout)
pc - the preconditioner, get the application context with
PCShellGetContext()
Xin - input block of vectors
Xout - output block of vectors
See Also#
Level#
advanced
Location#
Examples#
Implementations#
PCShellSetMatApply_Shell(PC pc, PetscErrorCode (*matapply) in src/ksp/pc/impls/shell/shellpc.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages