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1 | #ifndef ALIPMDUTILITY_H |
| 2 | #define ALIPMDUTILITY_H |
| 3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
| 4 | * See cxx source for full Copyright notice */ |
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5 | //-----------------------------------------------------// |
| 6 | // // |
| 7 | // // |
| 8 | // Date : August 05 2003 // |
| 9 | // // |
| 10 | // Utility class for PMD // |
| 11 | // // |
| 12 | //-----------------------------------------------------// |
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13 | #include "Rtypes.h" |
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14 | class AliPMDUtility |
| 15 | { |
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16 | public: |
| 17 | AliPMDUtility(); |
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18 | AliPMDUtility(Float_t px, Float_t py, Float_t pz); |
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19 | virtual ~AliPMDUtility(); |
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20 | |
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21 | void RectGeomCellPos(Int_t ism, Int_t ium, |
| 22 | Int_t xpad, Int_t ypad, |
| 23 | Float_t & xpos, Float_t & ypos); |
| 24 | void RectGeomCellPos(Int_t ism, Int_t ium, |
| 25 | Float_t xpad, Float_t ypad, |
| 26 | Float_t & xpos, Float_t & ypos); |
| 27 | void SetPxPyPz(Float_t px, Float_t py, Float_t pz); |
| 28 | void SetXYZ(Float_t xpos, Float_t ypos, Float_t zpos); |
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29 | void CalculateEta(); |
| 30 | void CalculatePhi(); |
| 31 | void CalculateEtaPhi(); |
| 32 | Float_t GetTheta() const; |
| 33 | Float_t GetEta() const; |
| 34 | Float_t GetPhi() const; |
| 35 | |
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36 | protected: |
| 37 | Float_t fPx; // Momentum along x |
| 38 | Float_t fPy; // Momentum along y |
| 39 | Float_t fPz; // Momentum along z |
| 40 | Float_t fTheta; // Polar angle in radian |
| 41 | Float_t fEta; // Pseudo-rapidity |
| 42 | Float_t fPhi; // Azimuthal angle in radian |
| 43 | |
| 44 | ClassDef(AliPMDUtility,2) // Utility class for the detector set:PMD |
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45 | }; |
| 46 | |
| 47 | #endif |
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