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DistHingeIntegration.h

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00001 /* ****************************************************************** **
00002 **    OpenSees - Open System for Earthquake Engineering Simulation    **
00003 **          Pacific Earthquake Engineering Research Center            **
00004 **                                                                    **
00005 **                                                                    **
00006 ** (C) Copyright 1999, The Regents of the University of California    **
00007 ** All Rights Reserved.                                               **
00008 **                                                                    **
00009 ** Commercial use of this program without express permission of the   **
00010 ** University of California, Berkeley, is strictly prohibited.  See   **
00011 ** file 'COPYRIGHT'  in main directory for information on usage and   **
00012 ** redistribution,  and for a DISCLAIMER OF ALL WARRANTIES.           **
00013 **                                                                    **
00014 ** Developed by:                                                      **
00015 **   Frank McKenna (fmckenna@ce.berkeley.edu)                         **
00016 **   Gregory L. Fenves (fenves@ce.berkeley.edu)                       **
00017 **   Filip C. Filippou (filippou@ce.berkeley.edu)                     **
00018 **                                                                    **
00019 ** ****************************************************************** */
00020 
00021 // $Revision: 1.2 $
00022 // $Date: 2006/09/05 22:57:36 $
00023 // $Source: /usr/local/cvs/OpenSees/SRC/element/forceBeamColumn/DistHingeIntegration.h,v $
00024 
00025 #ifndef DistHingeIntegration_h
00026 #define DistHingeIntegration_h
00027 
00028 #include <BeamIntegration.h>
00029 
00030 class Matrix;
00031 class ElementalLoad;
00032 class Channel;
00033 class FEM_ObjectBroker;
00034 
00035 class DistHingeIntegration : public BeamIntegration
00036 {
00037  public:
00038   DistHingeIntegration(double lpI, double lpJ, BeamIntegration &bi);
00039   DistHingeIntegration();
00040   ~DistHingeIntegration();
00041   
00042   void getSectionLocations(int numSections, double L, double *xi);
00043   void getSectionWeights(int numSections, double L, double *wt);
00044   
00045   BeamIntegration *getCopy(void);
00046 
00047   int sendSelf(int cTag, Channel &theChannel);
00048   int recvSelf(int cTag, Channel &theChannel, FEM_ObjectBroker &theBroker);
00049 
00050   int setParameter(const char **argv, int argc, Parameter &param);
00051   int updateParameter(int parameterID, Information &info);
00052   int activateParameter(int parameterID);
00053 
00054   void Print(OPS_Stream &s, int flag = 0);
00055 
00056   void getLocationsDeriv(int nIP, double L, double dLdh, double *dptsdh);
00057   void getWeightsDeriv(int nIP, double L, double dLdh, double *dwtsdh);
00058 
00059  private:
00060   double lpI;
00061   double lpJ;
00062 
00063   BeamIntegration *beamInt;
00064 
00065   int parameterID;
00066 };
00067 
00068 #endif

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