petsc-3.6.1 2015-08-06
PCSHELL
Creates a new preconditioner class for use with your own private data storage format.
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Usage
extern PetscErrorCode apply(PC,Vec,Vec);
extern PetscErrorCode applyba(PC,PCSide,Vec,Vec,Vec);
extern PetscErrorCode applytranspose(PC,Vec,Vec);
extern PetscErrorCode setup(PC);
extern PetscErrorCode destroy(PC);
PCCreate(comm,&pc);
PCSetType(pc,PCSHELL);
PCShellSetContext(pc,ctx)
PCShellSetApply(pc,apply);
PCShellSetApplyBA(pc,applyba); (optional)
PCShellSetApplyTranspose(pc,applytranspose); (optional)
PCShellSetSetUp(pc,setup); (optional)
PCShellSetDestroy(pc,destroy); (optional)
See Also
PCCreate(), PCSetType(), PCType (for list of available types), PC,
MATSHELL, PCShellSetSetUp(), PCShellSetApply(), PCShellSetView(),
PCShellSetApplyTranspose(), PCShellSetName(), PCShellSetApplyRichardson(),
PCShellGetName(), PCShellSetContext(), PCShellGetContext(), PCShellSetApplyBA()
Level:advanced
Location:src/ksp/pc/impls/shell/shellpc.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages
Examples
src/ksp/ksp/examples/tutorials/ex15.c.html
src/ksp/ksp/examples/tutorials/ex15f.F.html
src/ksp/ksp/examples/tutorials/ex21f.F.html
src/snes/examples/tutorials/ex3.c.html
src/snes/examples/tutorials/ex74f.F90.html
src/tao/pde_constrained/examples/tutorials/parabolic.c.html
src/tao/pde_constrained/examples/tutorials/hyperbolic.c.html