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1 | #ifndef ALITRDFEEPARAM_H | |
2 | #define ALITRDFEEPARAM_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | /* $Id$ */ | |
7 | ||
8 | ////////////////////////////////////////////////// | |
9 | // // | |
10 | // TRD front end electronics parameters class // | |
11 | // Contains all FEE (MCM, TRAP, PASA) related // | |
12 | // parameters, constants, and mapping. // | |
13 | // // | |
14 | ////////////////////////////////////////////////// | |
15 | ||
16 | #include <TObject.h> | |
17 | ||
18 | class AliTRDCommonParam; | |
19 | class AliTRDpadPlane; | |
20 | class AliTRDgeometry; | |
21 | ||
22 | //_____________________________________________________________________________ | |
23 | class AliTRDfeeParam : public TObject | |
24 | { | |
25 | ||
26 | public: | |
27 | ||
28 | AliTRDfeeParam(const AliTRDfeeParam &p); | |
29 | virtual ~AliTRDfeeParam(); | |
30 | AliTRDfeeParam &operator=(const AliTRDfeeParam &p); | |
31 | virtual void Copy(TObject &p) const; | |
32 | ||
33 | static AliTRDfeeParam *Instance(); // Singleton | |
34 | static void Terminate(); | |
35 | ||
36 | // Translation from MCM to Pad and vice versa | |
37 | virtual Int_t GetPadRowFromMCM(Int_t irob, Int_t imcm) const; | |
38 | virtual Int_t GetPadColFromADC(Int_t irob, Int_t imcm, Int_t iadc) const; | |
39 | virtual Int_t GetMCMfromPad(Int_t irow, Int_t icol) const; | |
40 | virtual Int_t GetROBfromPad(Int_t irow, Int_t icol) const; | |
41 | virtual Int_t GetRobSide(Int_t irob) const; | |
42 | virtual Int_t GetColSide(Int_t icol) const; | |
43 | ||
44 | static Float_t GetSamplingFrequency() { return (Float_t)fgkLHCfrequency / 4000000.0; } | |
45 | static Int_t GetNmcmRob() { return fgkNmcmRob; } | |
46 | static Int_t GetNmcmRobInRow() { return fgkNmcmRobInRow; } | |
47 | static Int_t GetNmcmRobInCol() { return fgkNmcmRobInCol; } | |
48 | static Int_t GetNrobC0() { return fgkNrobC0; } | |
49 | static Int_t GetNrobC1() { return fgkNrobC1; } | |
50 | static Int_t GetNadcMcm() { return fgkNadcMcm; } | |
51 | static Int_t GetNtimebin() { return fgkNtimebin; } | |
52 | static Int_t GetNcol() { return fgkNcol; } | |
53 | static Int_t GetNcolMcm() { return fgkNcolMcm; } | |
54 | static Int_t GetNrowC0() { return fgkNrowC0; } | |
55 | static Int_t GetNrowC1() { return fgkNrowC1; } | |
56 | ||
57 | // Float_t GetClusThr() { return fClusThr; }; | |
58 | // Float_t GetPadThr() const { return fPadThr; }; | |
59 | // Int_t GetTailCancelation() const { return fTCOn; }; | |
60 | // Int_t GetNexponential() const { return fTCnexp; }; | |
61 | //virtual void GetFilterParam(Float_t &r1, Float_t &r2, Float_t &c1, Float_t &c2, Float_t &ped) const; | |
62 | // Int_t GetFilterType() const { return fFilterType; }; | |
63 | ||
64 | static Float_t GetTFattenuationParam() { return ((Float_t)fgkTFattenuationParameter1) / ((Float_t)fgkTFattenuationParameter2) ; } | |
65 | static Float_t GetTFf0() { return 1 + fgkTFon*(-1+GetTFattenuationParam()); } // 1 if TC off | |
66 | ||
67 | protected: | |
68 | ||
69 | static AliTRDfeeParam *fgInstance; | |
70 | static Bool_t fgTerminated; // Defines if this class has already been terminated | |
71 | ||
72 | // AliTRDgeometry *fGeo; // TRD geometry class | |
73 | AliTRDCommonParam *fCP; // TRD common parameters class | |
74 | ||
75 | // Remark: ISO C++ allows initialization of static const values only for integer. | |
76 | ||
77 | // Basic Geometrical numbers | |
78 | static const Int_t fgkLHCfrequency = 40079000 ; // [Hz] LHC clock (should be moved to STEER?) | |
79 | static const Int_t fgkNmcmRob = 16; // Number of MCMs per ROB (old fgkMCMmax) | |
80 | static const Int_t fgkNmcmRobInRow = 4; // Number of MCMs per ROB in row dir. (old fgkMCMrow) | |
81 | static const Int_t fgkNmcmRobInCol = 4; // Number of MCMs per ROB in col dir. (old fgkMCMrow) | |
82 | static const Int_t fgkNrobC0 = 6; // Number of ROBs per C0 chamber (old fgkROBmaxC0) | |
83 | static const Int_t fgkNrobC1 = 8; // Number of ROBs per C1 chamber (old fgkROBmaxC1) | |
84 | static const Int_t fgkNadcMcm = 21; // Number of ADC channels per MCM (old fgkADCmax) | |
85 | static const Int_t fgkNtimebin = 30; // Number of Time bins (old fgkTBmax) | |
86 | static const Int_t fgkNcol = 144; // Number of pads per padplane row(old fgkColmax) | |
87 | static const Int_t fgkNcolMcm = 18; // Number of pads per MCM (old fgkPadmax) | |
88 | static const Int_t fgkNrowC0 = 12; // Number of Rows per C0 chamber (old fgkRowmaxC0) | |
89 | static const Int_t fgkNrowC1 = 16; // Number of Rows per C1 chamber (old fgkRowmaxC1) | |
90 | ||
91 | // ADC intrinsic parameters | |
92 | static const Int_t fgkADCpedestal = 100000; // ADC baseline * 100 (old name fPedestal) | |
93 | static const Int_t fgkADCnoise = 10; // ADC noise * 100 (not contained in the digitizer) [in ADC] | |
94 | static const Int_t fgkADCDAC = 0; // 5 bit ADC gain parameter | |
95 | ||
96 | // TRAP filter global setup | |
97 | static const Bool_t fgkPFon = kTRUE; // Pedestal Filter enable/disable flag. | |
98 | static const Bool_t fgkGFon = kFALSE; // Gain correction Filter enable/disable flag | |
99 | static const Bool_t fgkTFon = kTRUE; // Tail cancelation Filter enable/disable flag (old name fTCOn) | |
100 | ||
101 | // PF setup | |
102 | static const Int_t fgkPFtimeConstant = 0; // 0 for fastest, 3 for slowest (no effect, probably) | |
103 | static const Int_t fgkPFeffectPedestal = 10; // [in ADC units] the desired baseline (Additive) | |
104 | ||
105 | // GF setup | |
106 | static const Int_t fgkGFnoise = 0; // Noise level increased by gain filter x 100 [in ADC] (to be measured) | |
107 | ||
108 | // TF setup | |
109 | static const Int_t fgkTFtype = 2; // TC type (0=analog, 1=digital, 2=TRAPsim) (old name fFilterType) | |
110 | static const Int_t fgkTFlongDecayWeight = 270; // 0 to 1024 corresponds to 0 to 0.5 | |
111 | static const Int_t fgkTFlongDecayParameter = 348; // 0 to 511 corresponds to 0.75 to 1 | |
112 | static const Int_t fgkTFshortDecayParameter = 449; // 0 to 511 correponds to 0.25 to 0.5 | |
113 | static const Int_t fgkTFattenuationParameter1= 45; // attenuationParameter = fgkTFattenuationParameter1/fgkTFattenuationParameter2 | |
114 | static const Int_t fgkTFattenuationParameter2= 14; // = -alphaL/ln(lambdaL)-(1-alphaL)/ln(lambdaS) | |
115 | ||
116 | // OLD TF setup (calculated from above) (valid only for fgkTFtype = 0 or 1) | |
117 | static const Int_t fgkTFaNExp = 1; // Number of exponential | |
118 | Float_t fTFaR1; // Time constant [microseconds] long (old name fR1) | |
119 | Float_t fTFaR2; // Time constant [microseconds] short(old name fR2) | |
120 | Float_t fTFaC1; // Weight long (old name fC1) | |
121 | Float_t fTFaC2; // Weight short (old name fC2) | |
122 | ||
123 | // Zero suppression parameters | |
124 | static const Int_t fgkEBsingleIndicatorThreshold = 3; // used in EBIS, in ADC units above the pedestal | |
125 | static const Int_t fgkEBsumIndicatorThreshold = 4; // used in EBIT, in ADC units above the pedestal | |
126 | static const Int_t fgkEBindicatorLookupTable = 0xF0; // see the TRAP user manual, used in EBIL | |
127 | static const Int_t fgkEBmarkIgnoreNeighbour = 1; // used in EBIN | |
128 | ||
129 | // Charge accumulators | |
130 | static const Int_t fgkPREPqAcc0Start = 0; // Preprocessor Charge Accumulator 0 Start | |
131 | static const Int_t fgkPREPqAcc0End = 10; // Preprocessor Charge Accumulator 0 End | |
132 | static const Int_t fgkPREPqAcc1Start = 11; // Preprocessor Charge Accumulator 1 Start | |
133 | static const Int_t fgkPREPqAcc1End = 20; // Preprocessor Charge Accumulator 1 End | |
134 | static const Int_t fgkMinClusterCharge = 20; // Hit detection [in ADC units] | |
135 | ||
136 | // OLD TRAP processing parameters calculated from above | |
137 | //static const Float_t fClusThr; // Cluster threshold | |
138 | //static const Float_t fPadThr; // Pad threshold | |
139 | ||
140 | // For raw production | |
141 | static const Int_t fgkRAWversion = 1; // Raw data production version | |
142 | static const Bool_t fgkRAWstoreRaw = kTRUE; // Store unfiltered data for raw data stream | |
143 | ||
144 | private: | |
145 | ||
146 | AliTRDfeeParam(); | |
147 | ||
148 | ClassDef(AliTRDfeeParam,1) // | |
149 | }; | |
150 | ||
151 | #endif |