MatrixAlgorithms.h

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/*
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   The MIT License

   Copyright (c) 2012 Scientific Computing and Imaging Institute,
   University of Utah.

   
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/// @todo Documentation Core/Datatypes/Legacy/Matrix/MatrixAlgorithms.h
#ifndef CORE_DATATYPES_MATRIX_ALGORITHMS_H
#define CORE_DATATYPES_MATRIX_ALGORITHMS_H

#include <Core/Datatypes/MatrixFwd.h>
#include <Core/Datatypes/share.h>

namespace SCIRun {

  namespace MatrixAlgorithms
  {
    int cg_solve(const Matrix<double>& matrix, const ColumnMatrix& rhs, ColumnMatrix& lhs,
      double &err, int &niter,
      double max_error=1.e-6, int toomany=0,
      int useLhsAsGuess=0);
    int cg_solve(const Matrix<double>& matrix, const ColumnMatrix& rhs, ColumnMatrix& lhs);
    int cg_solve(const Matrix<double>& matrix, const DenseMatrix& rhs, DenseMatrix& lhs,
      double &err, int &niter,
      double max_error=1.e-6, int toomany=0, 
      int useLhsAsGuess=0);
    int cg_solve(const Matrix<double>& matrix, const DenseMatrix& rhs, DenseMatrix& lhs);

    int bicg_solve(const Matrix<double>& matrix, const ColumnMatrix& rhs, ColumnMatrix& lhs,
      double &err, int &niter,
      double max_error=1.e-6, int toomany=0,
      int useLhsAsGuess=0);
    int bicg_solve(const Matrix<double>& matrix, const ColumnMatrix& rhs, ColumnMatrix& lhs);
    int bicg_solve(const Matrix<double>& matrix, const DenseMatrix& rhs, DenseMatrix& lhs,
      double &err, int &niter,
      double max_error=1.e-6, int toomany=0,
      int useLhsAsGuess=0);
    int bicg_solve(const Matrix<double>& matrix, const DenseMatrix& rhs, DenseMatrix& lhs);

    SCISHARE Transform matrix_to_transform(const Matrix<double>& matrix);
  }
}

#endif