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elnp_Elastic.h

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00001 
00002 //   COPYLEFT (C): Woody's viral GPL-like license (by BJ):
00003 //                 ``This    source  code is Copyrighted in
00004 //                 U.S.,  for  an  indefinite  period,  and anybody
00005 //                 caught  using it without our permission, will be
00006 //                 mighty good friends of ourn, cause we don't give
00007 //                 a  darn.  Hack it. Compile it. Debug it. Run it.
00008 //                 Yodel  it.  Enjoy it. We wrote it, that's all we
00009 //                 wanted to do.''
00010 //
00011 //
00012 // COPYRIGHT (C):     :-))
00013 // PROJECT:           Object Oriented Finite Element Program
00014 // FILE:              
00015 // CLASS:             
00016 // MEMBER FUNCTIONS:
00017 //
00018 // MEMBER VARIABLES
00019 //
00020 // PURPOSE:           
00021 //
00022 // RETURN:
00023 // VERSION:
00024 // LANGUAGE:          C++
00025 // TARGET OS:         
00026 // DESIGNER:          Zhao Cheng, Boris Jeremic
00027 // PROGRAMMER:        Zhao Cheng, 
00028 // DATE:              Fall 2005
00029 // UPDATE HISTORY:    
00030 //
00032 //
00033 
00034 #ifndef elnp_Elastic_H
00035 #define elnp_Elastic_H
00036 
00037 #include "ElasticState.h"
00038 
00039 //stresstensor zerostress;
00040 //straintensor zerostrain;
00041 
00042 class elnp_Elastic : public ElasticState
00043 {  
00044   public:
00045   
00046     elnp_Elastic(int kappa_in, 
00047                  int v_in, 
00048                  int K_c_in,
00049                  int e0_in,
00050                  const stresstensor& initialStress = zerostress, 
00051                  const straintensor& initialStrain = zerostrain);
00052                                        
00053     ElasticState* newObj();
00054     
00055     const BJtensor& getElasticStiffness(const MaterialParameter &MaterialParameter_in) const;
00056     
00057   private:
00058   
00059     double getkappa(const MaterialParameter &MaterialParameter_in) const;
00060     double getv(const MaterialParameter &MaterialParameter_in) const;
00061     double getK_c(const MaterialParameter &MaterialParameter_in) const;
00062     double gete0(const MaterialParameter &MaterialParameter_in) const;
00063      
00064   private:
00065   
00066     int kappa_index;
00067     int v_index;
00068     int K_c_index;
00069     int e0_index;
00070 };
00071 
00072 
00073 #endif
00074

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