pznlmat1d.h

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#ifndef TPZNLMAT1D_H
#define TPZNLMAT1D_H

#include "TPZMaterial.h"

class TPZNLMat1d : public TPZMaterial
{
public:
                TPZNLMat1d(int id);
                
                virtual ~TPZNLMat1d();
                
                virtual std::string Name()  override { return "nonlinear_1dMaterial"; }
                
                virtual int Dimension() const  override {return  1;}
                
                virtual int NStateVariables() const override {return  1;}
                
                virtual void Print(std::ostream &out = std::cout) override;
                
//              /** Returns the variable index associated with the name */
//              virtual int VariableIndex(const std::string &name);
                
//              virtual int NSolutionVariables(int var);
                
protected:
//              /** @brief Returns the solution associated with the var index based on the finite element approximation */
//              virtual void Solution(TPZVec<REAL> &Sol, TPZFMatrix<REAL> &DSol,
//                                                                                                TPZFMatrix<REAL> &axes, int var, TPZVec<REAL> &Solout);
public:
                
                virtual void Solution(TPZMaterialData &data, int var, TPZVec<STATE> &Solout) override
                {
                                TPZMaterial::Solution(data,var,Solout);
                }
                
                virtual void Contribute(TPZMaterialData &data, REAL weight,
                            TPZFMatrix<STATE> &ek, TPZFMatrix<STATE> &ef) override;
//              /** @brief Computes contribution to the right hand side at an integration point */
//              virtual void Contribute(TPZMaterialData &data, REAL weight,
//                            TPZFMatrix<STATE> &ef);

                virtual void ContributeBC(TPZMaterialData &data, REAL weight,
                                                                                                                  TPZFMatrix<STATE> &ek, TPZFMatrix<STATE> &ef,
                                                                                                                  TPZBndCond &bc) override;
                virtual void ContributeBC(TPZMaterialData &data, REAL weight,
                                                                                                                  TPZFMatrix<STATE> &ef,
                                                                                                                  TPZBndCond &bc) override
                {
                                TPZMaterial::ContributeBC(data,weight,ef,bc);
                }
                
//              /** @brief To create another material of the same type */
//              virtual TPZMaterial * NewMaterial();
                
//              /** @brief Reads data of the material from a istream (file data) */
//              virtual void SetData(std::istream &data);
                                
//              void Write(TPZStream &buf, int withclassid) const override;
                
//              void Read(TPZStream &buf, void *context) override;
                
//              public:
virtual int ClassId() const override;

                
                virtual STATE Eps(TPZVec<STATE> &sol,TPZFMatrix<REAL> &axes,TPZFMatrix<REAL> &dphi) = 0;
                
protected:
                REAL fArea;
                
                REAL fE;
};

#endif