source: JEM-EUSO/esaf_cc_at_lal/packages/simulation/detector/electronics/include/MacroCellGeometry.hh @ 114

// ESAF : Euso Simulation and Analysis Framework
// class MacroCellGeometry
// $Id: MacroCellGeometry.hh 1793 2005-04-28 23:15:13Z thea $
// M. Pallavicini - created 10-10-03
//

#ifndef _MACROCELLGEOMETRY__H
#define _MACROCELLGEOMETRY__H

#include "EVector.hh"
#include "Photon.hh"
#include "Photomultiplier.hh"
#include "EsafMsgSource.hh"

class MacroCell;

class MacroCellGeometry : public EsafMsgSource {
public:
    // ctor
    MacroCellGeometry( MacroCell* );

    // dtor
    virtual ~MacroCellGeometry();

    // get normal
    inline const EVector& GetNormal() const { return fNormal;}

    // get center
    inline const EVector& GetCenter() const { return fCenter;}
    
    // get xaxis 
    inline const EVector& GetXAxis() const { return fXAxis;}
    
    // get yaxis
    inline const EVector& GetYAxis() const { return fYAxis;}
    
    // get up-left corner
    inline EVector GetUpLeft() const { return fCenter+fXMin*fXAxis+fYMax*fYAxis;} 
    
    // get up-right corner
    inline EVector GetUpRight() const { return fCenter+fXMax*fXAxis+fYMax*fYAxis;} 
    
    // get down-left corner
    inline EVector GetDownLeft() const { return fCenter+fXMin*fXAxis+fYMin*fYAxis;} 
    
    // get down-right corner
    inline EVector GetDownRight() const { return fCenter+fXMax*fXAxis+fYMin*fYAxis;} 
    
    // checks if p hits the MC. In that case returns the distance
    Double_t IsHit(const Photon &p ) const;
    
    // finds which pmt has been hit, if exists
    Photomultiplier* FindHitPmt(const Photon &p) const; 

    // draw the macrocell
    virtual void Draw() const;

private:
    // MacroCell
    MacroCell *pCell;
    inline MacroCell* Cell() { return pCell;}

    // compute internal infos
    virtual void Compute();

    // compute (roughly) the area covered by this macrocell
    // it is used in Optics module to search for hit pmt
    // the area is a circle centered in the macrocell centroid
    EVector fNormal;
    EVector fCenter;
    EVector fXAxis;
    EVector fYAxis;
    Double_t fXMin;
    Double_t fXMax;
    Double_t fYMin;
    Double_t fYMax;

        
    friend class MacroCell;
    ClassDef(MacroCellGeometry,0)
};

#endif