#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 //
////////////////////////////////////////////////
#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
- Int_t fGasMix; // Gas mixture. 0: Xe/Isobutane 1: Xe/CO2
- Int_t fSensSelect; // Switch to select only parts of the detector
- Int_t fSensPlane; // Sensitive detector plane
- Int_t fSensChamber; // Sensitive detector chamber
- Int_t fSensSector; // Sensitive detector sector
+ 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 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 Int_t IsVersion() const = 0;
+ virtual void StepManager() = 0;
virtual void SetGasMix(Int_t imix = 0);
- virtual void SetSensPlane(Int_t iplane = 0);
- virtual void SetSensChamber(Int_t ichamber = 0);
- virtual void SetSensSector(Int_t isector = 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
-};
-
-////////////////////////////////////////////////
-// Geometry parameter
-////////////////////////////////////////////////
+ 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 Int_t ncham = 6; // Number of different chambers
-const Int_t narmsec = 5; // Number of sectors in one arm (geometry 1)
-
-const Float_t rmin = 294.0; // r-dimensions of the TRD-frame
-const Float_t rmax = 368.0;
-
-const Float_t zmax1 = 378.35; // z-dimensions of the TRD-frame
-const Float_t zmax2 = 302.0;
-
-const Float_t zleni = 110.0; // z-dimension of the inner chamber
-const Float_t zlenn = 156.0; // z-dimension of the neighbouring chambers
-const Float_t zleno = 156.0; // z-dimension of the outer chambers
-
-const Float_t widpl1 = 99.6; // rphi-dimension of the innermost plane
-
-const Float_t alframe = 1.0; // Thickness of the aluminium of the support frame
-
-const Float_t ccframe = 1.0; // Thickness of the carbon chamber frame
-
-// Thicknesses of the the material layers
-const Float_t sethick = 0.02; // Radiator seal
-const Float_t rathick = 4.2; // Radiator
-const Float_t pethick = 0.20; // PE-layer in the radiator
-const Float_t mythick = 0.005; // Mylar-layer
-const Float_t xethick = 3.5; // Gas mixture
-const Float_t cuthick = 0.001; // Pad plane
-const Float_t suthick = 0.06; // HEXCEL+G10 support structure (= 0.31% X0)
-const Float_t fethick = 0.0044; // FEE + signal lines (= 0.31% X0)
-const Float_t cothick = 0.02; // PE of the cooling device
-const Float_t wathick = 0.01; // Cooling water
-
-// Position of the material layers
-const Float_t sezpos = -5.657; // Radiator seal
-const Float_t razpos = -3.557; // Radiator
-const Float_t pezpos = 0.0; // PE-layer in the radiator
-const Float_t myzpos = -1.4545; // Mylar-layer
-const Float_t xezpos = 0.298; // Gas mixture
-const Float_t cuzpos = 2.047; // Pad plane
-const Float_t suzpos = 3.046; // HEXCEL+G10 support structure
-const Float_t fezpos = 4.0482; // FEE + signal lines
-const Float_t cozpos = 4.1504; // PE of the cooling devices
-const Float_t wazpos = 4.3004; // Cooling water
-
-////////////////////////////////////////////////
-// Parameter for the energy loss calculation
-////////////////////////////////////////////////
-
-const Float_t kPoti = 12.1; // First ionization potential (eV)
-const Float_t kEend = 50000.0; // Maximum energy (50 keV);
+};
//_____________________________________________________________________________
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