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PlasticHardeningMaterial.h

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00001 #ifndef PlasticHardeningMaterial_h
00002 #define PlasticHardeningMaterial_h
00003 
00004 #include <Material.h>
00005 class Information;
00006 class Response;
00007 
00008 class PlasticHardeningMaterial : public Material
00009 {
00010   public:
00011     PlasticHardeningMaterial (int tag, int classTag);
00012     virtual ~PlasticHardeningMaterial();
00013 
00014         // could be delta_plastic, |back-stress|, 
00015         // distance between force-point on YS and conjugate
00016         // point on Bounding-Surface
00017     virtual int  setTrialValue(double xVal, double factor);
00018         virtual int  setTrialIncrValue(double dxVal);
00019                 void setResidual(double res=1);
00020 
00021     virtual int  commitState ();
00022     virtual int  revertToLastCommit (void);
00023         virtual int  revertToStart (void);
00024 
00025         virtual double getTrialPlasticStiffness()=0;
00026                          double getTrialValue(void);
00027     virtual PlasticHardeningMaterial *getCopy (void) = 0;
00028 
00029     virtual Response *setResponse (char **argv, int argc, Information &matInformation);
00030     virtual int getResponse (int responseID, Information &matInformation);
00031         virtual void Print(OPS_Stream &s, int flag =0);
00032 
00033         virtual int  sendSelf(int commitTag, Channel &theChannel){return -1;}
00034     virtual int  recvSelf(int commitTag, Channel &theChannel,
00035                                         FEM_ObjectBroker &theBroker){return -1;}
00036 
00037 
00038   protected:
00039   double val_hist, val_trial;
00040   double residual, sFactor;
00041     
00042   private:
00043 };
00044 
00045 
00046 #endif
00047

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