petsc-dev 2014-04-24
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PCSHELL

Creates a new preconditioner class for use with your own private data storage format. >

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