Rotation of the stations 345 with respect the vertical axis (Gines)

[u/mrichter/AliRoot.git] / MUON / AliMUONConstants.h

#ifndef ALIMUONCONSTANTS_H
#define ALIMUONCONSTANTS_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

/* $Id$*/
// Revision of includes 07/05/2004
//
/// \ingroup base
/// \class AliMUONConstants
/// \brief MUON global constants

#include <TObject.h>

class AliMUONConstants : public TObject {
 public:
    // return number of chambers
    static Int_t    NCh() {return fgNCh;}
    // return number of tracking chambers
    static Int_t    NTrackingCh() {return fgNTrackingCh;}
    // return number of trigger chambers
    static Int_t    NTriggerCh() {return fgNTriggerCh;}
    // return number of trigger circuits
    static Int_t    NTriggerCircuit() {return fgNTriggerCircuit;}
    // return number of detection element
    static Int_t    NDetElem() {return fgNDetElem;}
    // return position of chamber i
    static Float_t  DefaultChamberZ(Int_t i) {return fgDefaultChamberZ[i];}
// return Inclination with respect the vertical axis of stations 345
    static Float_t  St345Inclination() {return fgSt345inclination;}
    // return pointer to array of positions
    static Float_t* DefaultChamberZ() {return fgDefaultChamberZ;}
    // return chamber i inner diameter
    static Float_t  Dmin(Int_t i) {return fgDmin[i];}
    // return chamber i inner radius
    static Float_t  Rmin(Int_t i) {return Dmin(i)/2.0;}
    // return chamber i outer diameter
    static Float_t  Dmax(Int_t i) {return fgDmax[i];}
    // return chamber i outer radius
    static Float_t  Rmax(Int_t i) {return Dmax(i)/2.0;}
    // return maximum zoom for event display
    static Int_t    MaxZoom() {return fgMaxZoom;}
    // return half-distance between two half-chambers
    static Float_t    DzCh() {return fgDzCh;}
    // return half-distance between two slats
    static Float_t    DzSlat() {return fgDzSlat;}
    static  Int_t ChamberNumber(Float_t z); 
    // return SqrtKx3 and SqrtKy3 for Slat
    static Float_t SqrtKx3() {return fgSqrtKx3;}
    static Float_t SqrtKy3() {return fgSqrtKy3;}
    // return SqrtKx3 and SqrtKy3 for Station 1 & 2
    static Float_t SqrtKx3St1() {return fgSqrtKx3St1;}
    static Float_t SqrtKy3St1() {return fgSqrtKy3St1;}
       // return charge correlation (needed for response and for cluster finder !?)
    static Float_t ChargeCorrel()    {return fgChargeCorrel;}
    static Float_t ChargeCorrelSt1() {return fgChargeCorrelSt1;}
     // return wire pitch
    static Float_t Pitch()    {return fgPitch;}
    static Float_t PitchSt1() {return fgPitchSt1;}

 protected:
    AliMUONConstants() : TObject() {}
    virtual ~AliMUONConstants(){}

 private:
    static Int_t  fgNCh;                //  Number of Chambers    
    static Int_t  fgNTrackingCh;        //  Number of Tracking Chambers
    static Int_t  fgNTriggerCh;         //  Number of Trigger Chambers
    static Int_t  fgNTriggerCircuit;    //  Number of Trigger Circuits
    static Int_t  fgNDetElem;           //  Number of Detection Elements.
//
    static Float_t  fgDefaultChamberZ[14];    // ! Z-positions of chambers
    static Float_t  fgSt345inclination;       // ! Inclination with respect the vertical axis of stations 345
    static Float_t  fgDmin[7];                // ! inner diameter
    static Float_t  fgDmax[7];                // ! outer diameter

    static Float_t  fgDzCh;             // half-distance between two half-chambers 
    static Float_t  fgDzSlat;           // half-distance between two slat on the same chamber
    static Float_t  fgSqrtKx3;          // SqrtKx3 for St2 & Slat
    static Float_t  fgSqrtKy3;          // SqrtKy3 for St2 & Slat
    static Float_t  fgSqrtKx3St1;       // SqrtKx3 for Station 1 
    static Float_t  fgSqrtKy3St1;       // SqrtKy3 for Station 1 
 
    static Float_t  fgChargeCorrel;      // charge correlation for St2 & Slats
    static Float_t  fgChargeCorrelSt1;   // charge correlation for Station 1

    static Float_t  fgPitch;             // wire pitch for St2 & Slats
    static Float_t  fgPitchSt1;          // wire pitch for Station 1

//
    static Int_t    fgMaxZoom;                // Maximum Zoom for event display
    ClassDef(AliMUONConstants, 0)             // MUON global constants 
};
	
#endif