SimpleNewtonNonlinearSolver.hpp

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*/

#ifndef SIMPLENEWTONNONLINEARSOLVER_HPP_
#define SIMPLENEWTONNONLINEARSOLVER_HPP_

#include "LinearSystem.hpp"
#include "AbstractNonlinearSolver.hpp"
#include <vector>

class SimpleNewtonNonlinearSolver : public AbstractNonlinearSolver
{
private:

    double mTolerance;                       
    bool mWriteStats;                        
    std::vector<double> mTestDampingValues;  
public:

    SimpleNewtonNonlinearSolver();

    virtual ~SimpleNewtonNonlinearSolver();

    virtual Vec Solve(PetscErrorCode (*pComputeResidual)(SNES,Vec,Vec,void*),
#if ( PETSC_VERSION_MAJOR==3 && PETSC_VERSION_MINOR>=5 )
                      PetscErrorCode (*pComputeJacobian)(SNES,Vec,Mat,Mat,void*),
#else
                      PetscErrorCode (*pComputeJacobian)(SNES,Vec,Mat*,Mat*,MatStructure*,void*),
#endif
                      Vec initialGuess,
                      unsigned fill,
                      void* pContext);

    void SetTolerance(double tolerance);

    void SetWriteStats(bool writeStats = true)
    {
        mWriteStats = writeStats;
    }
};

#endif /*SIMPLENEWTONNONLINEARSOLVER_HPP_*/