PCShellSetApply
Sets routine to use as preconditioner.
Synopsis
#include "petscpc.h"
PetscErrorCode PETSCKSP_DLLEXPORT PCShellSetApply(PC pc,PetscErrorCode (*apply)(void*,Vec,Vec))
Collective on PC
Input Parameters
| pc | - the preconditioner context
|
| apply | - the application-provided preconditioning routine
|
Calling sequence of apply
PetscErrorCode apply (void *ptr,Vec xin,Vec xout)
| ptr | - the application context
|
| xin | - input vector
|
| xout | - output vector
|
Notes: the function MUST return an error code of 0 on success and nonzero on failure.
Keywords
PC, shell, set, apply, user-provided
See Also
PCShellSetApplyRichardson(), PCShellSetSetUp(), PCShellSetApplyTranspose(), PCShellSetContext(), PCShellSetApplyBA()
Level:developer
Location:src/ksp/pc/impls/shell/shellpc.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages
Examples
src/ksp/ksp/examples/tutorials/ex15.c.html
src/ksp/ksp/examples/tutorials/ex15f.F.html
src/ksp/ksp/examples/tutorials/ex21f.F.html
src/snes/examples/tutorials/ex6.c.html
src/snes/examples/tutorials/ex24.c.html
src/snes/examples/tutorials/ex31.c.html
src/snes/examples/tutorials/ex38.c.html
src/snes/examples/tutorials/ex33f.F.html