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Beam2dUniformLoad.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: 1.4 $
00022 // $Date: 2006/09/05 23:08:00 $
00023 // $Source: /usr/local/cvs/OpenSees/SRC/domain/load/Beam2dUniformLoad.h,v $
00024                                                                         
00025 #ifndef Beam2dUniformLoad_h
00026 #define Beam2dUniformLoad_h
00027 
00028 // Written: fmk 
00029 
00030 // Purpose: This file contains the class definition for Beam2dUniformLoad.
00031 
00032 #include <ElementalLoad.h>
00033 
00034 class Beam2dUniformLoad : public ElementalLoad
00035 {
00036   public:
00037     Beam2dUniformLoad(int tag, double wTrans, double wAxial,
00038                       const ID &theElementTags);
00039     Beam2dUniformLoad();    
00040     ~Beam2dUniformLoad();
00041 
00042     const Vector &getData(int &type, double loadFactor);
00043 
00044     int sendSelf(int commitTag, Channel &theChannel);  
00045     int recvSelf(int commitTag, Channel &theChannel,  FEM_ObjectBroker &theBroker);
00046     void Print(OPS_Stream &s, int flag =0);       
00047 
00048     int setParameter(const char **argv, int argc, Parameter &param);
00049     int updateParameter(int parameterID, Information &info);
00050     int activateParameter(int paramID);
00051 
00052     const Vector &getSensitivityData(int gradNumber);
00053 
00054   protected:
00055         
00056   private:
00057     double wTrans;
00058     double wAxial;
00059     static Vector data;
00060 
00061     int parameterID;
00062 };
00063 
00064 #endif
00065

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