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ElasticIsotropicPlateFiber.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: 1.6 $
00022 // $Date: 2002/12/05 22:49:10 $
00023 // $Source: /usr/local/cvs/OpenSees/SRC/material/nD/ElasticIsotropicPlateFiber.h,v $
00024                                                                         
00025                                                                         
00026 #ifndef ElasticIsotropicPlateFiber_h
00027 #define ElasticIsotropicPlateFiber_h
00028 
00029 // File: ~/material/ElasticIsotropicPlateFiber.h
00030 //
00031 // Written: MHS
00032 // Created: Feb 2000
00033 // Revision: A
00034 //
00035 // Description: 
00036 //
00037 // What: "@(#) ElasticIsotropicPlateFiber.h, revA"
00038 
00039 #include <ElasticIsotropicMaterial.h>
00040 
00041 #include <Matrix.h>
00042 #include <Vector.h>
00043 #include <ID.h>
00044 
00045 #include <Tensor.h>
00046 
00047 class ElasticIsotropicPlateFiber : public ElasticIsotropicMaterial
00048 {
00049   public:
00050     ElasticIsotropicPlateFiber (int tag, double E, double nu, double rho);
00051     ElasticIsotropicPlateFiber ();
00052     ~ElasticIsotropicPlateFiber ();
00053 
00054     int setTrialStrain (const Vector &v);
00055     int setTrialStrain (const Vector &v, const Vector &r);
00056     int setTrialStrainIncr (const Vector &v);
00057     int setTrialStrainIncr (const Vector &v, const Vector &r);
00058     const Matrix &getTangent (void);
00059     const Matrix &getInitialTangent (void);
00060 
00061     const Vector &getStress (void);
00062     const Vector &getStrain (void);
00063         
00064     int commitState (void);
00065     int revertToLastCommit (void);
00066     int revertToStart (void);
00067     
00068     NDMaterial *getCopy (void);
00069     const char *getType (void) const;
00070     int getOrder (void) const;
00071     
00072   protected:
00073 
00074   private:
00075     static Vector sigma;        // Stress vector ... class-wide for returns
00076     static Matrix D;            // Elastic constants
00077     Vector epsilon;             // Trial strains
00078 };
00079 
00080 
00081 #endif

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