#include <iostream>
#include <cmath>
#include "TGraph.h"
#include "TString.h"

class RingImage{
private:
   float beta;
   float in_x , in_z;

public:
   RingImage( void ){ beta = 0.;};
   virtual ~RingImage( void ){};

   void SetBeta( float input_beta ){ beta = input_beta;};
   void SetIncidentPosition( float x, float z  ){ in_x = x;in_z = z;};

   void DrawImage( TString opt = "ap" , int col = 1 );

};