#ifndef PIXEL_H
#define PIXEL_H
#include<fstream>
using namespace std;

struct CalibPar{double ax;double ay;double bx;double by;};

class Pixel {
public:
Pixel();
Pixel(int index);
double GetPosX() const{return f_x;}
double GetPosY() const{return f_y;}
double GetErrorX() const{return f_dx;};
double GetErrorY() const{return f_dy;};
void   Set(int index);
static void OpenCalibFile();
static void CloseCalibFile();
void CalibratePixel(int index)const;

private:
int   f_index;// this is the detector index, [1-9999] 
float f_x; // position x
float f_y; // position y
float f_dx; //error x
float f_dy;// error y
CalibPar f_Par; //struct instance of calibration parameters
//static file stream for calibration
static ifstream f_calibFile;
//static consts for detector geometry
static const double fgk_DetSizeX; // expressed in cm 
static const double fgk_DetSizeY; // expressed in cm 
static const double fgk_PixelSizeX; // expressed in cm 
static const double fgk_PixelSizeY; // expressed in cm


};
#endif