ShellUniformLoad.h

// -*-c++-*-
//----------------------------------------------------------------------------
//  XC program; finite element analysis code
//  for structural analysis and design.
//
//  Copyright (C)  Luis C. Pérez Tato
//
//  This program derives from OpenSees <http://opensees.berkeley.edu>
//  developed by the  «Pacific earthquake engineering research center».
//
//  Except for the restrictions that may arise from the copyright
//  of the original program (see copyright_opensees.txt)
//  XC is free software: you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation, either version 3 of the License, or 
//  (at your option) any later version.
//
//  This software is distributed in the hope that it will be useful, but 
//  WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details. 
//
//
// You should have received a copy of the GNU General Public License 
// along with this program.
// If not, see <http://www.gnu.org/licenses/>.
//----------------------------------------------------------------------------
//ShellUniformLoad.h
                                              
#ifndef ShellUniformLoad_h
#define ShellUniformLoad_h

#include "ShellMecLoad.h"

namespace XC {

//
class ShellUniformLoad: public ShellMecLoad
  {
  protected:
    double Trans; 
    double Axial1; 
    double Axial2; 

    int sendData(Communicator &comm);
    int recvData(const Communicator &comm);
    
    DbTagData &getDbTagData(void) const;
  public:
    ShellUniformLoad(int tag= 0);
    ShellUniformLoad(int tag,const double &,const double &,const double &,const ID &theElementTags);
    ShellUniformLoad(int tag, const Vector &Fxyz, const ID &theElementTags);

    inline double getAxial1Component(void)
      { return Axial1; }
    inline void setAxial1Component(const double &d)
      { Axial1= d; }
    inline double getAxial2Component(void)
      { return Axial2; }
    inline void setAxial2Component(const double &d)
      { Axial2= d; }
    inline double getTransComponent(void)
      { return Trans; }
    inline void setTransComponent(const double &d)
      { Trans= d; }    
    std::string Category(void) const;
    inline const double &Wx(void) const
      { return Axial1; }
    inline const double &Wy(void) const
      { return Axial2; }
    inline const double &Wz(void) const
      { return Trans; }
    const Vector &getData(int &type, const double &loadFactor) const;

    virtual Vector getLocalForce(void) const;
    virtual Vector getLocalMoment(void) const;
    const Matrix &getLocalForces(void) const;
    const Matrix &getLocalMoments(void) const;

    void addReactionsInBasicSystem(const std::vector<double> &,const double &,FVectorShell &) const;
    void addFixedEndForcesInBasicSystem(const std::vector<double> &,const double &loadFactor,FVectorShell &) const;

    inline const Matrix &getLocalPressures(void) const
      { return getLocalForces(); }
    inline const Matrix &getDistributedLocalMoments(void) const
      { return getLocalMoments(); }
    inline const Matrix &getGlobalPressures(void) const
      { return getGlobalForces(); }
    inline const Matrix &getDistributedGlobalMoments(void) const
      { return getGlobalMoments(); }

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

  };
} // end of XC namespace

#endif