petsc_solvers.F90 File Reference

#include "petsc/finclude/petscmat.h"
#include "petsc/finclude/petscksp.h"
#include "petsc/finclude/petscpc.h"
#include "local.h"

Data Types
type	oft_petsc_asprecond
	PETSc Additive-Schwarz preconditioner. More...
type	oft_petsc_cg_solver
	PETSc Conjugate-Gradient solver. More...
type	oft_petsc_diagprecond
	PETSc diagonal preconditioning. More...
type	oft_petsc_direct_solver
	PETSc direct solver (LU factorization). More...
type	oft_petsc_factordef
	PETSc factorization package information. More...
type	oft_petsc_gmres_solver
	PETSc GMRES solver. More...
type	oft_petsc_jacobi_solver
	PETSc Point-Jacobi solver. More...
type	oft_petsc_luprecond
	PETSc LU factorization/solve. More...
type	oft_petsc_mgprecond
	PETSc multi-grid preconditioner. More...
type	oft_petsc_precond
	PETSc abstract preconditioner class. More...
type	oft_petsc_sjacobi_solver
	PETSc symmetric Point-Jacobi solver. More...
type	oft_petsc_solver
	PETSc abstract solver class. More...

Modules
module	oft_petsc_solvers
	PETSc solver implementations.

Macros
#define	OFT_LU   2
#define	OFT_PETSC_LU   MATSOLVERSUPERLU_DIST

Functions/Subroutines
subroutine	asprecond_setup (self, pc, dist)
	Setup additiv Schwarz preconditioner.
subroutine	asprecond_setup_xml (self, solver_node, level)
	Setup additive Schwarz preconditioner from XML definition.
subroutine	cg_setup_ksp (self, ksp)
	Setup PETSc ksp object for CG.
subroutine	cg_setup_xml (self, solver_node, level)
	Setup CG solver from XML definition.
subroutine	cg_solver_apply (self, u, g)
	Solve a linear system using PETSc's implementation of the Conjugate-Gradient method.
subroutine	cg_view (self)
	Print solver configuration.
subroutine	create_lu_pc (self, pc)
	Create PETSc LU PC object.
subroutine	diagprecond_setup (self, pc, dist)
	Setup diagonal preconditioner.
subroutine	diagprecond_view (self)
	Print solver configuration.
subroutine	direct_setup_ksp (self, ksp)
	Setup PETSc ksp object for direct solver.
subroutine	direct_setup_xml (self, solver_node, level)
	Setup direct solver from XML definition.
subroutine	direct_solver_apply (self, u, g)
	Solve a linear system using a direct solver through PETSc (LU factorization).
subroutine	direct_view (self)
	Print solver configuration.
subroutine	gmres_setup_ksp (self, ksp)
	Setup PETSc ksp object for FGMRES.
subroutine	gmres_setup_xml (self, solver_node, level)
	Setup FGMRES solver from XML definition.
subroutine	gmres_solver_apply (self, u, g)
	Solve a linear system using PETSc's implementation of the FGMRES method.
subroutine	gmres_view (self)
	Print solver configuration.
subroutine	jacobi_solver_apply (self, u, g)
	Solve a linear system using PETSc's implementation of the Point-Jacobi method.
subroutine	lu_pc_load_xml (self, solver_node, level)
	Setup LU preconditioner object from XML definition.
subroutine	luprecond_setup (self, pc, dist)
	Setup LU factorization preconditioner.
subroutine	mgprecond_setup (self, pc, dist)
	Setup multi-grid preconditioner.
logical function	petsc_cg_solver_cast (self, source)
	Cast a solver object to a oft_petsc_cg_solver.
logical function	petsc_diagprecond_cast (self, source)
	Cast a solver object to a oft_petsc_diagprecond.
logical function	petsc_direct_solver_cast (self, source)
	Cast a solver object to a oft_petsc_direct_solver.
logical function	petsc_gmres_solver_cast (self, source)
	Cast a solver object to a oft_petsc_gmres_solver.
logical function	petsc_jacobi_solver_cast (self, source)
	Cast a solver object to a oft_petsc_jacobi_solver.
logical function	petsc_precond_cast (self, source)
	Cast a solver object to a oft_petsc_precond.
logical function	petsc_sjacobi_solver_cast (self, source)
	Cast a solver object to a oft_petsc_sjacobi_solver.
logical function	petsc_solver_cast (self, source)
	Cast a vector object to a oft_petsc_vector.
subroutine	petsc_solver_delete (self)
	Delete PETSc solver.
subroutine	petsc_solver_setup (self)
	Update solver after changing settings/operators.
subroutine	petsc_solver_setup_ksp (self, ksp)
	Setup PETSc ksp object.
subroutine	petsc_solver_setup_pm (ksp)
	Setup performance monitor for PETSc solver.
recursive subroutine	petsc_solver_update (self, new_pattern)
	Update solver after updating settings/matrix.
subroutine	precond_apply (self, u, g)
	Precondition a linear system using one iteration of a PETSc preconditioner.
subroutine	precond_delete (self)
	Delete PETSc solver.
subroutine	precond_dummy_setup (self, pc, dist)
	Setup preconditioner.
recursive subroutine	precond_update (self, new_pattern)
	Update preconditioner after changing settings/operators.
subroutine	set_solver_package (pc, sol_type, ierr)
	Set factorization package for PETSc PC object.
subroutine	sjacobi_setup_xml (self, solver_node, level)
	Setup symmetric Jacobi solver from XML definition.
subroutine	sjacobi_solver_apply (self, u, g)
	Apply 1-step of a symmetric Jacobi smoother with PETSc matrices.

Macro Definition Documentation

OFT_LU

#define OFT_LU   2

OFT_PETSC_LU

#define OFT_PETSC_LU   MATSOLVERSUPERLU_DIST