ViennaCL - The Vienna Computing Library  1.5.1
Data Structures | Namespaces | Functions
ilu0.hpp File Reference

Implementations of incomplete factorization preconditioners with static nonzero pattern. More...

#include <vector>
#include <cmath>
#include <iostream>
#include "viennacl/forwards.h"
#include "viennacl/tools/tools.hpp"
#include "viennacl/linalg/detail/ilu/common.hpp"
#include "viennacl/compressed_matrix.hpp"
#include "viennacl/backend/memory.hpp"
#include "viennacl/linalg/host_based/common.hpp"
#include <map>

Go to the source code of this file.

Data Structures

class  ilu0_tag
 A tag for incomplete LU factorization with static pattern (ILU0) More...
 
class  ilu0_precond< MatrixType >
 ILU0 preconditioner class, can be supplied to solve()-routines. More...
 
class  ilu0_precond< compressed_matrix< ScalarType, MAT_ALIGNMENT > >
 ILU0 preconditioner class, can be supplied to solve()-routines. More...
 

Namespaces

 viennacl
 Main namespace in ViennaCL. Holds all the basic types such as vector, matrix, etc. and defines operations upon them.
 
 viennacl::linalg
 Provides all linear algebra operations which are not covered by operator overloads.
 

Functions

template<typename ScalarType >
void precondition (viennacl::compressed_matrix< ScalarType > &A, ilu0_tag const &)
 Implementation of a ILU-preconditioner with static pattern. Optimized version for CSR matrices. More...
 

Detailed Description

Implementations of incomplete factorization preconditioners with static nonzero pattern.

Contributed by Evan Bollig.

ILU0 (Incomplete LU with zero fill-in)

Evan Bollig 3/30/12

Adapted from viennacl/linalg/detail/ilut.hpp

Low-level reimplementation by Karl Rupp in Nov 2012, increasing performance substantially. Also added level-scheduling.