petsc-3.13.6 2020-09-29
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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

pc - the preconditioner context
setup - the Section 1.5 Writing Application Codes with PETSc-provided setup routine

Calling sequence of setup

   PetscErrorCode setup (PC pc)

pc -the preconditioner, get the Section 1.5 Writing Application Codes with PETSc context with PCShellGetContext()

Notes

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

See Also

PCShellSetApplyRichardson(), PCShellSetApply(), PCShellSetContext()

Level

developer

Location

src/ksp/pc/impls/shell/shellpc.c

Examples

src/ksp/ksp/tutorials/ex15f.F90.html

Implementations

PCShellSetSetUp_Shell(PC pc, PetscErrorCode (*setup) 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