PlateRebarMaterial.h

// -*-c++-*-
//----------------------------------------------------------------------------
//  XC program; finite element analysis code
//  for structural analysis and design.
//
//  Copyright (C)  Luis C. Pérez Tato
//
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//  developed by the  «Pacific earthquake engineering research center».
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//----------------------------------------------------------------------------
//===============================================================================
/* ****************************************************************** **
**    OpenSees - Open System for Earthquake Engineering Simulation    **
**          Pacific Earthquake Engineering Research Center            **
**                                                                    **
**                                                                    **
** (C) Copyright 1999, The Regents of the University of California    **
** All Rights Reserved.                                               **
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** Developed by:                                                      **
**   Frank McKenna (fmckenna@ce.berkeley.edu)                         **
**   Gregory L. Fenves (fenves@ce.berkeley.edu)                       **
**   Filip C. Filippou (filippou@ce.berkeley.edu)                     **
**                                                                    **
** ****************************************************************** */
                                                                        
// $Revision: 1.0 $
// $Date: 2012-05-23 21:11:45 $
// $Source: /usr/local/cvs/OpenSees/SRC/material/nD/PlateRebarMaterial.h,v $

// Yuli Huang (yulihuang@gmail.com) & Xinzheng Lu (luxz@tsinghua.edu.cn)
//
// Generic Plate Rebar Material
//
/* Ref: Lu X, Lu XZ, Guan H, Ye LP, Collapse simulation of reinforced 
concrete high-rise building induced by extreme earthquakes, 
Earthquake Engineering & Structural Dynamics, 2013, 42(5): 705-723*/

#ifndef PlateRebarMaterial_h
#define PlateRebarMaterial_h

#include "PlateAdaptorMaterial.h"
#include "material/uniaxial/UniaxialMaterialWrapper.h"
#include "utility/matrix/Vector.h"
#include "utility/matrix/Matrix.h"

namespace XC {

//
class PlateRebarMaterial: public PlateAdaptorMaterial<UniaxialMaterialWrapper>
  {
  private :
    double angle, c, s;

    Vector strain;
    static Vector stress;
    static Matrix tangent;
  protected:
    int sendData(Communicator &);  
    int recvData(const Communicator &);
  public: 
    PlateRebarMaterial(int tag= 0);
    PlateRebarMaterial(int tag, const UniaxialMaterial &uniMat, const double &ang );

    //make a clone of this material
    NDMaterial *getCopy(void) const;
    NDMaterial *getCopy(const std::string &) const;

    inline double getAngle(void) const
      { return this->angle; }
    void setAngle(const double &);
    
    //swap history variables
    int commitState(void); 

    //revert to last saved state
    int revertToLastCommit(void);

    //revert to start
    int revertToStart(void);

    //get the strain 
    int setTrialStrain( const Vector &strainFromElement );

    //send back the strain
    const Vector &getStrain(void) const;

    //send back the stress 
    const Vector &getStress(void) const;

    //send back the tangent 
    const Matrix &getTangent(void) const;

    const Matrix &getInitialTangent(void) const;  // AV Not Sure if it works

    void Print(std::ostream &s, int flag = 0) const;

    int sendSelf(Communicator &);
    int recvSelf(const Communicator &);
  };
} // end of XC namespace

#endif