PCShellGetContext#

Returns the user-provided context associated with a shell PC that was provided with PCShellSetContext()

Synopsis#

#include "petscpc.h" 
PetscErrorCode PCShellGetContext(PC pc, void *ctx)

Not Collective

Input Parameter#

Output Parameter#

  • ctx - the user provided context

Note#

This routine is intended for use within the various user-provided routines set with, for example, PCShellSetApply()

Fortran Note#

To use this from Fortran you must write a Fortran interface definition for this function that tells Fortran the Fortran derived data type that you are passing in as the ctx argument.

See Also#

KSP: Linear System Solvers, PC, PCSHELL, PCShellSetContext(), PCShellSetApply(), PCShellSetDestroy()

Level#

advanced

Location#

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

Examples#

src/ksp/ksp/tutorials/ex15.c
src/ksp/ksp/tutorials/ex60.c
src/tao/pde_constrained/tutorials/parabolic.c
src/tao/pde_constrained/tutorials/hyperbolic.c


Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages