/home/brandes/workspace/LAMA/src/lama/solver/SingleGridSetup.hpp

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#ifndef LAMA_SINGLEGRIDSETUP_HPP_
#define LAMA_SINGLEGRIDSETUP_HPP_

// for dll_import
#include <lama/config.hpp>

// base classes
#include <lama/solver/AMGSetup.hpp>

// others
#include <lama/solver/Solver.hpp>

namespace lama
{

class SingleGridSetup: public lama::AMGSetup
{
public:
    SingleGridSetup();
    virtual ~SingleGridSetup();

    virtual void initialize(const Matrix&  coefficients);

    virtual Solver& getCoarseLevelSolver();

    virtual unsigned int getNumLevels();

    virtual Solver& getSmoother( const unsigned int level );

    virtual const Matrix& getGalerkin( const unsigned int level );

    virtual const Matrix& getRestriction( const unsigned int level );

    virtual const Matrix& getInterpolation( const unsigned int level );

    virtual Vector& getSolutionVector( const unsigned int level );

    virtual Vector& getRhsVector( const unsigned int level );

    virtual Vector& getTmpResVector( const unsigned int level );

    virtual std::string getCouplingPredicateInfo() const;

    virtual std::string getColoringInfo() const;

    virtual std::string getInterpolationInfo() const;

    virtual std::string getSmootherInfo() const;

    virtual std::string getCoarseLevelSolverInfo() const;

    virtual void setCoarseLevelSolver( SolverPtr solver );

    virtual void setSmoother( SolverPtr solver );

    // just a dummy function
    virtual void setMaxLevels( const unsigned int ) {};
    // just a dummy function
    virtual void setMinVarsCoarseLevel( const unsigned int ) {};

private:

    LAMA_LOG_DECL_STATIC_LOGGER( logger );

    SolverPtr mSolver;
    std::auto_ptr<Matrix> mIdentity;

    std::auto_ptr<Vector>   mSolutionVector;
    std::auto_ptr<Vector>   mRhsVector;
    std::auto_ptr<Vector>   mTmpResVector;

};

}

#endif /* LAMA_SINGLEGRIDSETUP_HPP_ */