PoleZeroMaterialLaw.hpp

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*/


#ifndef POLEZEROMATERIALLAW_HPP_
#define POLEZEROMATERIALLAW_HPP_

#include "AbstractIncompressibleMaterialLaw.hpp"
#include "Exception.hpp"

template<unsigned DIM>
class PoleZeroMaterialLaw : public AbstractIncompressibleMaterialLaw<DIM>
{
friend class TestMaterialLaws;

private:

    std::vector<std::vector<double> > mK;

    std::vector<std::vector<double> > mA;

    std::vector<std::vector<double> > mB;

    c_matrix<double,DIM,DIM> mIdentity;

protected:

    PoleZeroMaterialLaw();

    void SetParameters(std::vector<std::vector<double> > k,
                       std::vector<std::vector<double> > a,
                       std::vector<std::vector<double> > b);

public:

     PoleZeroMaterialLaw(std::vector<std::vector<double> > k,
                         std::vector<std::vector<double> > a,
                         std::vector<std::vector<double> > b);

    void ComputeStressAndStressDerivative(c_matrix<double,DIM,DIM>& rC,
                                          c_matrix<double,DIM,DIM>& rInvC,
                                          double                    pressure,
                                          c_matrix<double,DIM,DIM>& rT,
                                          FourthOrderTensor<DIM,DIM,DIM,DIM>&   rDTdE,
                                          bool                      computeDTdE);

    double GetZeroStrainPressure();

    void ScaleMaterialParameters(double scaleFactor);
};

#endif /*POLEZEROMATERIALLAW_HPP_*/