AbstractMaterialLaw.hpp

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*/
 
 
#ifndef ABSTRACTMATERIALLAW_HPP_
#define ABSTRACTMATERIALLAW_HPP_
 
#include "UblasCustomFunctions.hpp"
#include <cassert>
#include <vector>
#include "Exception.hpp"
#include "FourthOrderTensor.hpp"
 
template<unsigned DIM>
class AbstractMaterialLaw
{
protected:
    c_matrix<double,DIM,DIM>* mpChangeOfBasisMatrix;
 
    void ComputeTransformedDeformationTensor(c_matrix<double,DIM,DIM>& rC, c_matrix<double,DIM,DIM>& rInvC,
                                             c_matrix<double,DIM,DIM>& rCTransformed, c_matrix<double,DIM,DIM>& rInvCTransformed);
 
    void TransformStressAndStressDerivative(c_matrix<double,DIM,DIM>& rT,
                                            FourthOrderTensor<DIM,DIM,DIM,DIM>& rDTdE,
                                            bool transformDTdE);
 
public:
 
    AbstractMaterialLaw();
 
    virtual ~AbstractMaterialLaw()
    {
    }
 
    virtual 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)=0;
 
    void ComputeCauchyStress(c_matrix<double,DIM,DIM>& rF, double pressure, c_matrix<double,DIM,DIM>& rSigma);
 
    void Compute1stPiolaKirchoffStress(c_matrix<double,DIM,DIM>& rF, double pressure, c_matrix<double,DIM,DIM>& rS);
 
    void Compute2ndPiolaKirchoffStress(c_matrix<double,DIM,DIM>& rC, double pressure, c_matrix<double,DIM,DIM>& rT);
 
 
    virtual void ScaleMaterialParameters(double scaleFactor);
 
    void SetChangeOfBasisMatrix(c_matrix<double,DIM,DIM>& rChangeOfBasisMatrix);
 
    void ResetToNoChangeOfBasisMatrix();
};
 
#endif /*ABSTRACTMATERIALLAW_HPP_*/