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a6c02c85 | 1 | // @(#) $Id$ |
2 | ||
3 | #ifndef AliHLTTPC_DataCompressorHelper | |
4 | #define AliHLTTPC_DataCompressorHelper | |
5 | ||
6 | #include "AliHLTTPCRootTypes.h" | |
7 | ||
8 | class AliHLTTPCDataCompressorHelper { | |
9 | ||
10 | public: | |
11 | virtual ~AliHLTTPCDataCompressorHelper() {} | |
12 | ||
13 | static void SetBitNumbers(Int_t pad,Int_t time,Int_t charge,Int_t shape); | |
14 | static void SetTransverseResolutions(Float_t res1,Float_t res2,Float_t res3,Float_t width=0.005); | |
15 | static void SetLongitudinalResolutions(Float_t res1,Float_t res2,Float_t res3,Float_t width=0.005); | |
16 | static void SetRemainingBitNumbers(Int_t pad,Int_t time,Int_t shape); | |
17 | static Int_t GetNPadBits() {return fgNumPadBits;} | |
18 | static Int_t GetNTimeBits() {return fgNumTimeBits;} | |
19 | static Int_t GetNChargeBits() {return fgNumChargeBits;} | |
20 | static Int_t GetNShapeBits() {return fgNumShapeBits;} | |
21 | static Float_t GetXYWidthStep() {return fgXYWidthStep;} | |
22 | static Float_t GetZWidthStep() {return fgZWidthStep;} | |
23 | static Int_t GetClusterCharge() {return fgClusterCharge;} | |
24 | static Float_t GetXYResidualStep(Int_t row); | |
25 | static Float_t GetZResidualStep(Int_t row); | |
26 | static Int_t GetNPadBitsRemaining() {return fgNumPadBitsRemaining;} | |
27 | static Int_t GetNTimeBitsRemaining() {return fgNumTimeBitsRemaining;} | |
28 | static Int_t GetNShapeBitsRemaining() {return fgNumShapeBitsRemaining;} | |
29 | static Float_t GetPadPrecisionFactor(); | |
30 | static Float_t GetTimePrecisionFactor(); | |
31 | ||
32 | //taken from TMath | |
33 | static Int_t Nint(Double_t x); | |
34 | static Int_t Abs(Int_t d) { return (d > 0) ? d : -d; } | |
35 | static Double_t Abs(Double_t d) { return (d > 0) ? d : -d; } | |
36 | ||
37 | private: | |
38 | static Int_t fgNumPadBits; // Number of pad bits | |
39 | static Int_t fgNumTimeBits; // Number of time bits | |
40 | static Int_t fgNumChargeBits; // Number of charge bits | |
41 | static Int_t fgNumShapeBits; // Number of shape bits | |
42 | static Int_t fgNumPadBitsRemaining; // Number of remaining pad bits | |
43 | static Int_t fgNumTimeBitsRemaining; // Number of remaining time bits | |
44 | static Int_t fgNumShapeBitsRemaining; // Number of remaining shape bits | |
45 | ||
46 | static Float_t fgXYResidualStep1; // XY resbual at step 1 | |
47 | static Float_t fgXYResidualStep2; // XY residual at step 2 | |
48 | static Float_t fgXYResidualStep3; // XY resudual at step 3 | |
49 | static Float_t fgZResidualStep1; // Z residual at step 1 | |
50 | static Float_t fgZResidualStep2; // Z resudual at step 2 | |
51 | static Float_t fgZResidualStep3; // Z resudual at step 3 | |
52 | static Float_t fgXYWidthStep; // Width of XY step | |
53 | static Float_t fgZWidthStep; // Width of Z step | |
54 | static Int_t fgClusterCharge; // Cluster charge | |
55 | ||
56 | ||
57 | ClassDef(AliHLTTPCDataCompressorHelper,1) | |
58 | ||
59 | }; | |
60 | ||
61 | #endif |