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a6c02c85 | 1 | // @(#) $Id$ |
4aa41877 | 2 | // Original: AliHLTDataCompressorHelper.h,v 1.4 2004/06/15 10:26:57 hristov Exp $ |
a6c02c85 | 3 | |
297174de | 4 | //* This file is property of and copyright by the ALICE HLT Project * |
5 | //* ALICE Experiment at CERN, All rights reserved. * | |
6 | //* See cxx source for full Copyright notice * | |
7 | ||
a6c02c85 | 8 | #ifndef AliHLTTPC_DataCompressorHelper |
9 | #define AliHLTTPC_DataCompressorHelper | |
10 | ||
297174de | 11 | /** |
12 | * @class AliHLTTPCDataCompressorHelper | |
13 | * | |
14 | * @ingroup alihlt_tpc | |
15 | */ | |
a6c02c85 | 16 | class AliHLTTPCDataCompressorHelper { |
17 | ||
18 | public: | |
600e6a1b | 19 | AliHLTTPCDataCompressorHelper(); |
20 | virtual ~AliHLTTPCDataCompressorHelper(); | |
a6c02c85 | 21 | |
22 | static void SetBitNumbers(Int_t pad,Int_t time,Int_t charge,Int_t shape); | |
23 | static void SetTransverseResolutions(Float_t res1,Float_t res2,Float_t res3,Float_t width=0.005); | |
24 | static void SetLongitudinalResolutions(Float_t res1,Float_t res2,Float_t res3,Float_t width=0.005); | |
25 | static void SetRemainingBitNumbers(Int_t pad,Int_t time,Int_t shape); | |
26 | static Int_t GetNPadBits() {return fgNumPadBits;} | |
27 | static Int_t GetNTimeBits() {return fgNumTimeBits;} | |
28 | static Int_t GetNChargeBits() {return fgNumChargeBits;} | |
29 | static Int_t GetNShapeBits() {return fgNumShapeBits;} | |
30 | static Float_t GetXYWidthStep() {return fgXYWidthStep;} | |
31 | static Float_t GetZWidthStep() {return fgZWidthStep;} | |
32 | static Int_t GetClusterCharge() {return fgClusterCharge;} | |
33 | static Float_t GetXYResidualStep(Int_t row); | |
34 | static Float_t GetZResidualStep(Int_t row); | |
35 | static Int_t GetNPadBitsRemaining() {return fgNumPadBitsRemaining;} | |
36 | static Int_t GetNTimeBitsRemaining() {return fgNumTimeBitsRemaining;} | |
37 | static Int_t GetNShapeBitsRemaining() {return fgNumShapeBitsRemaining;} | |
38 | static Float_t GetPadPrecisionFactor(); | |
39 | static Float_t GetTimePrecisionFactor(); | |
40 | ||
41 | //taken from TMath | |
42 | static Int_t Nint(Double_t x); | |
43 | static Int_t Abs(Int_t d) { return (d > 0) ? d : -d; } | |
44 | static Double_t Abs(Double_t d) { return (d > 0) ? d : -d; } | |
45 | ||
46 | private: | |
47 | static Int_t fgNumPadBits; // Number of pad bits | |
48 | static Int_t fgNumTimeBits; // Number of time bits | |
49 | static Int_t fgNumChargeBits; // Number of charge bits | |
50 | static Int_t fgNumShapeBits; // Number of shape bits | |
51 | static Int_t fgNumPadBitsRemaining; // Number of remaining pad bits | |
52 | static Int_t fgNumTimeBitsRemaining; // Number of remaining time bits | |
53 | static Int_t fgNumShapeBitsRemaining; // Number of remaining shape bits | |
54 | ||
55 | static Float_t fgXYResidualStep1; // XY resbual at step 1 | |
56 | static Float_t fgXYResidualStep2; // XY residual at step 2 | |
57 | static Float_t fgXYResidualStep3; // XY resudual at step 3 | |
58 | static Float_t fgZResidualStep1; // Z residual at step 1 | |
59 | static Float_t fgZResidualStep2; // Z resudual at step 2 | |
60 | static Float_t fgZResidualStep3; // Z resudual at step 3 | |
61 | static Float_t fgXYWidthStep; // Width of XY step | |
62 | static Float_t fgZWidthStep; // Width of Z step | |
63 | static Int_t fgClusterCharge; // Cluster charge | |
64 | ||
65 | ||
22240104 | 66 | ClassDef(AliHLTTPCDataCompressorHelper,0) |
a6c02c85 | 67 | |
68 | }; | |
69 | ||
70 | #endif |