petsc-3.13.6 2020-09-29
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PCShellSetApplySymmetricRight

 Sets routine to use as right preconditioner (when the PC_SYMMETRIC is used).

Synopsis

#include "petscpc.h" 
PetscErrorCode  PCShellSetApplySymmetricRight(PC pc,PetscErrorCode (*apply)(PC,Vec,Vec))
Logically Collective on PC

Input Parameters

pc - the preconditioner context
apply - the Section 1.5 Writing Application Codes with PETSc-provided right preconditioning routine

Calling sequence of apply

   PetscErrorCode apply (PC pc,Vec xin,Vec xout)

pc - the preconditioner, get the Section 1.5 Writing Application Codes with PETSc 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.

See Also

PCShellSetApply(), PCShellSetApplySymmetricLeft(), PCShellSetSetUp(), PCShellSetApplyTranspose(), PCShellSetContext()

Level

developer

Location

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

Implementations

PCShellSetApplySymmetricRight_Shell(PC pc,PetscErrorCode (*apply) 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