PCShellSetApplyTranspose#

Sets routine to use as preconditioner transpose.

Synopsis#

#include "petscpc.h" 
PetscErrorCode PCShellSetApplyTranspose(PC pc, PetscErrorCode (*applytranspose)(PC pc, Vec xin, Vec xout))

Logically Collective

Input Parameters#

  • pc - the preconditioner context

  • applytranspose - the application-provided preconditioning transpose routine

Calling sequence of applytranspose#

  • pc - the preconditioner

  • xin - input vector

  • xout - output vector

Note#

You can get the PCSHELL context set with PCShellSetContext() using PCShellGetContext() if needed by applytranspose.

See Also#

KSP: Linear System Solvers, PCSHELL, PCShellSetApplyRichardson(), PCShellSetSetUp(), PCShellSetApply(), PCSetContext(), PCShellSetApplyBA(), PCGetContext()

Level#

intermediate

Location#

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

Examples#

src/tao/pde_constrained/tutorials/parabolic.c
src/tao/pde_constrained/tutorials/hyperbolic.c

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