1 #ifndef ALITRDTRACKLETBASE_H
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2 #define ALITRDTRACKLETBASE_H
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4 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
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5 * See cxx source for full Copyright notice */
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7 /* $Id: AliTRDtrackletBase.h 26327 2008-06-02 15:36:18Z cblume $ */
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9 ////////////////////////////////////////////////////////////////////////////
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12 // abstract base class for TRD tracklets //
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15 // Alex Bercuci (A.Bercuci@gsi.de) //
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16 // Jochen Klein (jochen.klein@cern.ch) //
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18 ////////////////////////////////////////////////////////////////////////////
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20 #ifndef ROOT_TObject
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21 #include "TObject.h"
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24 class AliTRDtrackletBase : public TObject {
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28 AliTRDtrackletBase() : TObject() {}
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29 AliTRDtrackletBase(const AliTRDtrackletBase &o) : TObject(o) {}
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30 virtual ~AliTRDtrackletBase() {}
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32 AliTRDtrackletBase& operator=(const AliTRDtrackletBase &o) { TObject::operator=(o); return *this; }
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34 virtual Bool_t CookPID() = 0;
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36 virtual Int_t GetDetector() const = 0 ;
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37 virtual Int_t GetHCId() const { return 2 * GetDetector() + (GetYbin() > 0 ? 1 : 0); }
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39 virtual Float_t GetX() const = 0;
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40 virtual Float_t GetY() const = 0;
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41 virtual Float_t GetZ() const = 0;
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42 virtual Float_t GetdYdX() const = 0;
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43 virtual Float_t GetdZdX() const { return 0; }
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45 virtual Int_t GetdY() const = 0; // in units of 140um
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46 virtual Int_t GetYbin() const = 0; // in units of 160um
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47 virtual Int_t GetZbin() const = 0; // in pad length units
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49 virtual Double_t GetPID(Int_t is=-1) const = 0;
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51 virtual void LocalToGlobal(Float_t&, Float_t&, Float_t&, Float_t&) {}
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53 virtual void Print(Option_t * /*option=""*/) const {}
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55 virtual UInt_t GetTrackletWord() const = 0;
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57 virtual void SetDetector(Int_t id) = 0;
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61 ClassDef(AliTRDtrackletBase, 1); // Base class for TRD on- and offline tracklets
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