#ifndef TRD_H
#define TRD_H
+/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * See cxx source for full Copyright notice */
+
+/* $Id$ */
+
////////////////////////////////////////////////
-// Manager and hits classes for set:TRD //
+// Manager and hits classes for set: TRD //
////////////////////////////////////////////////
#include "AliDetector.h"
#include "AliHit.h"
-
+#include "AliDigit.h"
+#include "AliTRDconst.h"
+
+//_____________________________________________________________________________
class AliTRD : public AliDetector {
+protected:
+ Int_t fGasMix; // Gas mixture. 0: Xe/Isobutane 1: Xe/CO2
+
+ Float_t fClengthI[kNplan]; // Length of the inner chambers
+ Float_t fClengthM[kNplan]; // Length of the middle chambers
+ Float_t fClengthO[kNplan]; // Length of the outer chambers
+ Float_t fCwidth[kNplan]; // Width of the chambers
+
public:
AliTRD();
AliTRD(const char *name, const char *title);
- virtual ~AliTRD() {}
+ virtual ~AliTRD();
virtual void AddHit(Int_t, Int_t*, Float_t*);
+ virtual void AddDigit(Int_t*, Int_t*);
virtual void BuildGeometry();
- virtual void CreateGeometry() {}
+ virtual void CreateGeometry();
virtual void CreateMaterials();
+ virtual void DrawModule();
Int_t DistancetoPrimitive(Int_t px, Int_t py);
virtual void Init();
- virtual Int_t IsVersion() const =0;
- virtual void StepManager()=0;
- virtual void DrawDetector() {}
-
- ClassDef(AliTRD,1) // Transition Radiation Detector base class
+ virtual Int_t IsVersion() const = 0;
+ virtual void StepManager() = 0;
+ virtual void SetGasMix(Int_t imix = 0);
+ virtual void SetHits(Int_t ) {};
+ virtual void SetSensPlane(Int_t) {};
+ virtual void SetSensChamber(Int_t) {};
+ virtual void SetSensSector(Int_t ) {};
+
+ ClassDef(AliTRD,1) // Transition Radiation Detector base class
+
};
-const Int_t nsect = 18; //Number of sectors in the full detector
-const Int_t nmodul = 6; //Number of modules in each sector
-const Float_t rmin = 281; //r-Coordinates of the TRD-frame
-const Float_t rmax = 350.282;
-const Float_t zmax1 = 351.2; //z-Coordinates of the TRD-frame
-const Float_t zmax2 = 292.35;
-const Float_t alframe = 1.0; //Thickness of the aluminium of the support frame
-const Float_t alfram1 = 1.0;
-const Float_t alfram2 = 0.5;
-const Float_t inframe = 3.0; //Thickness of the interior of the support frame
-const Float_t ccframe = 1.0; //Thickness of the carbon chamber frame
-const Float_t pethick = 0.15; //Thickness of the PE-layer in the radiator
-const Float_t pezpos = 0.; //z-position of the PE-layer in the radiator
-const Float_t rathick = 6.23; //Thickness of the radiator
-const Float_t razpos = -2.6585; //z-position of the radiator
-const Float_t mythick = 0.005; //Thickness of the mylar-layer
-const Float_t myzpos = 0.459; //z-position of the mylar-layer
-const Float_t xethick = 3.6; //Thickness of the Xe/C02-layer
-const Float_t xezpos = 2.2615; //z-position of the Xe/C02-layer
-const Float_t cuthick = 0.002; //Thickness of the Cu-layer (Pads)
-const Float_t cuzpos = 4.0625; //z-position of the Cu-layer (Pads)
-const Float_t kathick = 0.01; //Thickness of the kapton-layer
-const Float_t kazpos = 4.0695; //z-position of the kapton-layer
-const Float_t nothick = 0.05; //Thickness of the NOMEX-layer
-const Float_t nozpos = 4.8235; //z-position of the NOMEX-layer
-const Float_t rothick = 0.018; //Thickness of the readout-layer
-const Float_t rozpos = 5.2; //z-position of the readout-layer
-
-
//_____________________________________________________________________________
class AliTRDhit : public AliHit {
public:
AliTRDhit() {}
AliTRDhit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits);
- virtual ~AliTRDhit() {}
+ virtual ~AliTRDhit() {};
ClassDef(AliTRDhit,1) // Hits for Transition Radiation Detector
+
};
+//_____________________________________________________________________________
+class AliTRDdigit : public AliDigit {
+
+public:
+ Int_t fSector; // TRD sector number
+ Int_t fChamber; // TRD chamber number
+ Int_t fPlane; // TRD plane number
+ Int_t fRow; // Pad row number
+ Int_t fCol; // Pad col number
+ Int_t fTime; // Time bucket
+ Int_t fSignal; // Signal amplitude
+
+public:
+ AliTRDdigit() {};
+ AliTRDdigit(Int_t *tracks, Int_t *digits);
+ virtual ~AliTRDdigit() {};
+
+ ClassDef(AliTRDdigit,1) // Digits for Transition Radiation Detector
+
+};
+
+
#endif