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DiscretizedRandomProcessSeries.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 2001, 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 ** Reliability module developed by:                                   **
00020 **   Terje Haukaas (haukaas@ce.berkeley.edu)                          **
00021 **   Armen Der Kiureghian (adk@ce.berkeley.edu)                       **
00022 **                                                                    **
00023 ** ****************************************************************** */
00024                                                                         
00025 // $Revision: 1.4 $
00026 // $Date: 2006/09/05 20:53:29 $
00027 // $Source: /usr/local/cvs/OpenSees/SRC/domain/pattern/DiscretizedRandomProcessSeries.h,v $
00028 
00029 
00030 //
00031 // Written by Terje Haukaas (haukaas@ce.berkeley.edu), February 2002
00032 // Revised: 
00033 //
00034 
00035 #ifndef DiscretizedRandomProcessSeries_h
00036 #define DiscretizedRandomProcessSeries_h
00037 
00038 #include <TimeSeries.h>
00039 #include <ModulatingFunction.h>
00040 
00041 class DiscretizedRandomProcessSeries : public TimeSeries
00042 {
00043 public:
00044   DiscretizedRandomProcessSeries(int num, 
00045                                  ModulatingFunction **theModFuncs,
00046                                  double p_mean,
00047                                  double targetStdv);
00048     ~DiscretizedRandomProcessSeries();
00049 
00050     // method to get load factor
00051     double getFactor(double pseudoTime);
00052 
00053     // None of the following functions should be invoked on this type
00054     // of object
00055     double getDuration () {return 0.0;} // dummy function
00056     double getPeakFactor () {return 0.0;} // dummy function
00057     double getTimeIncr (double pseudoTime) {return 1.0;} // dummy function
00058     
00059     // methods for output    
00060     int sendSelf(int commitTag, Channel &theChannel);
00061     int recvSelf(int commitTag, Channel &theChannel, 
00062                  FEM_ObjectBroker &theBroker);
00063 
00064     void Print(OPS_Stream &s, int flag =0);    
00065     
00066 // AddingSensitivity:BEGIN //////////////////////////////////////////
00067     int setParameter (const char **argv, int argc, Parameter &param);
00068     int updateParameter  (int parameterID, Information &info);
00069     int activateParameter(int parameterID);
00070     double getFactorSensitivity(double time);
00071 // AddingSensitivity:END ////////////////////////////////////////////
00072 
00073 protected:
00074         
00075 private:
00076     int numModFuncs;
00077         double c;
00078         double mean;
00079         double maxStdv;
00080         double maxStdvTime;
00081     ModulatingFunction **theModulatingFunctions;
00082         Vector *randomVariables;
00083         Vector *kickInTimes;
00084         int parameterID;
00085 };
00086 
00087 #endif

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