petsc-3.5.1 2014-08-06
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PCShellSetSetUp

Sets routine to use to "setup" the preconditioner whenever the matrix operator is changed.

Synopsis

#include "petscpc.h" 
PetscErrorCode  PCShellSetSetUp(PC pc,PetscErrorCode (*setup)(PC))
Logically Collective on PC

Input Parameters

Calling sequence of setup

   PetscErrorCode setup (PC pc)

Notes: the function MUST return an error code of 0 on success and nonzero on failure.

Keywords

PC, shell, set, setup, user-provided

See Also

PCShellSetApplyRichardson(), PCShellSetApply(), PCShellSetContext()

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/ex15f.F.html
src/ksp/ksp/examples/tutorials/ex21f.F.html
pc - the preconditioner context
setup - the application-provided setup routine
pc - the preconditioner, get the application context with PCShellGetContext()