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FedeasSteel2Material.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: 1.3 $
00022 // $Date: 2006/08/03 23:45:48 $
00023 // $Source: /usr/local/cvs/OpenSees/SRC/material/uniaxial/fedeas/FedeasSteel2Material.h,v $
00024                                                                       
00025 // Written: MHS
00026 // Created: Jan 2001
00027 //
00028 // Description: This file contains the class definition for 
00029 // FedeasSteel2Material. FedeasSteel2Material wraps the FEDEAS
00030 // 1d material subroutine Steel_2.
00031 
00032 #ifndef FedeasSteel2Material_h
00033 #define FedeasSteel2Material_h
00034 
00035 #include <FedeasMaterial.h>
00036 
00037 class FedeasSteel2Material : public FedeasMaterial
00038 {
00039   public:
00040     FedeasSteel2Material(int tag,
00041                          double fy, double E0, double b,
00042                          double R0, double cR1, double cR2,
00043                          double a1, double a2, double a3, double a4);
00044     
00045     // Constructor for no isotropic hardening
00046     FedeasSteel2Material(int tag,
00047                          double fy, double E0, double b,
00048                          double R0, double cR1, double cR2);
00049     
00050     // Constructor for no isotropic hardening
00051     // Also provides default values for R0, cR1, and cR2
00052     FedeasSteel2Material(int tag,
00053                          double fy, double E0, double b);
00054 
00055     FedeasSteel2Material(int tag, const Vector &d);
00056     FedeasSteel2Material(void);
00057     ~FedeasSteel2Material();
00058 
00059 
00060     const char *getClassType(void) const {return "FedeasSteel2Material";};
00061     double getInitialTangent(void);
00062     UniaxialMaterial *getCopy(void);
00063 
00064   protected:
00065 
00066   private:
00067 
00068 };
00069 
00070 
00071 #endif
00072

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