imstkIterativeLinearSolver.h

/*
** This file is part of the Interactive Medical Simulation Toolkit (iMSTK)
** iMSTK is distributed under the Apache License, Version 2.0.
** See accompanying NOTICE for details.
*/

#pragma once

#include "imstkLinearSolver.h"

namespace imstk
{
class IterativeLinearSolver : public LinearSolver<SparseMatrixd>
{
public:
    IterativeLinearSolver() = default;
    ~IterativeLinearSolver() override = default;

    //virtual void iterate(Vectord& x, bool updateResidual = true) = 0;

    virtual void setMaxNumIterations(const size_t maxIter);
    virtual size_t getMaxNumIterations() const;

    virtual const Vectord& getResidualVector();
    virtual const Vectord& getResidualVector(const Vectord& x);

    virtual double getResidual(const Vectord& x);

    void print() const override;

    virtual void solve(Vectord& x) override;

    bool isIterative() const override
    {
        return true;
    }

protected:
    size_t  m_maxIterations = 100;  
    Vectord m_residual;             
};
} // namespace imstk