petsc-3.14.6 2021-03-30
PCShellSetApplyTranspose
Sets routine to use as preconditioner transpose.
Synopsis
#include "petscpc.h"
PetscErrorCode PCShellSetApplyTranspose(PC pc,PetscErrorCode (*applytranspose)(PC,Vec,Vec))
Logically Collective on PC
Input Parameters
| pc | - the preconditioner context
|
| apply | - the application-provided preconditioning transpose routine
|
Calling sequence of apply
PetscErrorCode applytranspose (PC pc,Vec xin,Vec xout)
| pc | - the preconditioner, get the application context with PCShellGetContext()
|
| xin | - input vector
|
| xout | - output vector
|
Notes
the function MUST return an error code of 0 on success and nonzero on failure.
Notes
Uses the same context variable as PCShellSetApply().
See Also
PCShellSetApplyRichardson(), PCShellSetSetUp(), PCShellSetApply(), PCSetContext(), PCShellSetApplyBA()
Level
developer
Location
src/ksp/pc/impls/shell/shellpc.c
Examples
src/tao/pde_constrained/tutorials/parabolic.c.html
src/tao/pde_constrained/tutorials/hyperbolic.c.html
Implementations
PCShellSetApplyTranspose_Shell(PC pc,PetscErrorCode (*applytranspose) 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