]> git.uio.no Git - u/mrichter/AliRoot.git/blame - TRD/AliTRDmcmSim.h
git://git.uio.no / u / mrichter / AliRoot.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Fix initialization of fSums
[u/mrichter/AliRoot.git] / TRD / AliTRDmcmSim.h
CommitLineData
ab9f7002 1#ifndef ALITRDMCMSIM_H
2#define ALITRDMCMSIM_H
dfd03fc3 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// Multi Chip Module Simulation Class //
11// //
12///////////////////////////////////////////////////////
13
14#include <TObject.h>
40bd6ee4 15#include "AliTRDCommonParam.h"
16#include "AliTRDcalibDB.h"
ab9f7002 17
18class TClonesArray;
4ff7ed2b 19class TH2F;
dfd03fc3 20
b0a41e80 21class AliRunLoader;
dfd03fc3 22class AliTRDfeeParam;
ecf39416 23class AliTRDSimParam;
b0a41e80 24class AliTRDtrapConfig;
ecf39416 25class AliTRDcalibDB;
dfd03fc3 26class AliTRDgeometry;
1d93b218 27class AliTRDpadPlane;
b65e5048 28class AliTRDarrayADC;
40bd6ee4 29class AliTRDdigitsManager;
dfd03fc3 30
31class AliTRDmcmSim : public TObject {
dfd03fc3 32 public:
ecf39416 33 AliTRDmcmSim();
34 virtual ~AliTRDmcmSim();
dfd03fc3 35
b0a41e80 36 void Init( Int_t cha, Int_t rob, Int_t mcm, Bool_t newEvent = kFALSE ); // Initialize MCM by the position parameters
37 void Reset(); // clears filter registers and internal data
4ff7ed2b 38 void SetNTimebins(Int_t ntimebins);
b0a41e80 39
ab9f7002 40 Bool_t LoadMCM(AliRunLoader* const runloader, Int_t det, Int_t rob, Int_t mcm);
b0a41e80 41 void NoiseTest(Int_t nsamples, Int_t mean, Int_t sigma, Int_t inputGain = 1, Int_t inputTail = 2);
dfd03fc3 42
36dc3337 43 Int_t GetDataRaw(Int_t iadc, Int_t timebin) const { return (fADCR[iadc][timebin] >> 2); } // Get unfiltered ADC data
44 Int_t GetDataFiltered(Int_t iadc, Int_t timebin) const { return (fADCF[iadc][timebin] >> 2); } // Get filtered ADC data
dfd03fc3 45 void SetData(Int_t iadc, Int_t *adc); // Set ADC data with array
ecf39416 46 void SetData(Int_t iadc, Int_t it, Int_t adc ); // Set ADC data
40bd6ee4 47 void SetData(AliTRDarrayADC *adcArray,
48 AliTRDdigitsManager *digitsManager = 0x0); // Set ADC data from adcArray
dfd03fc3 49 void SetDataPedestal(Int_t iadc ); // Fill ADC data with pedestal values
40bd6ee4 50 static void SetApplyCut(Bool_t applyCut) { fgApplyCut = applyCut; }
dfd03fc3 51
4ff7ed2b 52 static Float_t GetChargeNorm() { return fgChargeNorm; }
53 static void SetChargeNorm(Float_t chargenorm) { fgChargeNorm = chargenorm; }
54
55 static Int_t GetAddBaseline() { return fgAddBaseline; }
56 static void SetAddBaseline(Int_t baseline) { fgAddBaseline = baseline; }
57
b0a41e80 58 Int_t GetDetector() const { return fDetector; }; // Returns Chamber ID (0-539)
0c349049 59 Int_t GetRobPos() const { return fRobPos; }; // Returns ROB position (0-7)
60 Int_t GetMcmPos() const { return fMcmPos; }; // Returns MCM position (0-17) (16,17 are mergers)
61 Int_t GetRow() const { return fRow; }; // Returns Row number on chamber where the MCM is sitting
ecf39416 62 Int_t GetCol( Int_t iadc ); // Get corresponding column (0-143) from for ADC channel iadc = [0:20]
63 // for the ADC/Col mapping, see: http://wiki.kip.uni-heidelberg.de/ti/TRD/index.php/Image:ROB_MCM_numbering.pdf
40bd6ee4 64 static Bool_t GetApplyCut() { return fgApplyCut; }
dfd03fc3 65
4ff7ed2b 66 void WriteData(AliTRDarrayADC *digits);
67 Bool_t StoreTracklets(); // Stores tracklets via runloader
1d93b218 68
b0a41e80 69 Int_t ProduceRawStream( UInt_t *buf, Int_t bufsize, UInt_t iEv = 0 ); // Produce raw data stream - Read data format
1d93b218 70 Int_t ProduceTrackletStream( UInt_t *buf, Int_t bufsize ); // produce the tracklet stream for this MCM
b0a41e80 71
72 // different stages of processing in the TRAP
73 void Filter(); // Apply digital filters for existing data (according to configuration)
ecf39416 74 void ZSMapping(); // Do ZS mapping for existing data
b0a41e80 75 void Tracklet(); // Run tracklet preprocessor and perform tracklet fit
dfd03fc3 76
b0a41e80 77 // apply individual filters to all channels and timebins
78 void FilterPedestal(); // Apply pedestal filter
79 void FilterGain(); // Apply gain filter
80 void FilterTail(); // Apply tail filter
dfd03fc3 81
b0a41e80 82 // filter initialization (resets internal registers)
83 void FilterPedestalInit();
84 void FilterGainInit();
85 void FilterTailInit(Int_t baseline); //??? automatic baseline??
ecf39416 86
b0a41e80 87 // feed single sample to individual filter
88 // this changes the internal registers
89 // all filters operate on 12-bit values!
90 UShort_t FilterPedestalNextSample(Int_t adc, Int_t timebin, UShort_t value);
91 UShort_t FilterGainNextSample(Int_t adc, UShort_t value);
92 UShort_t FilterTailNextSample(Int_t adc, UShort_t value);
1d93b218 93
b0a41e80 94 // tracklet calculation
95 void AddHitToFitreg(Int_t adc, UShort_t timebin, UShort_t qtot, Short_t ypos, Int_t label);
96 void CalcFitreg();
97 void TrackletSelection();
98 void FitTracklet();
1d93b218 99
4ff7ed2b 100 static Int_t GetPIDNBinsQ0() { return fgPidNBinsQ0; }
101 static Int_t GetPIDNBinsQ1() { return fgPidNBinsQ1; }
102 static Int_t GetPID(Float_t q0, Float_t q1);
103
104 static void SetPIDlut(TH2F *lut);
105 static void SetPIDlut(Int_t *lut, Int_t nbinsq0, Int_t nbinsq1);
106 static void SetPIDlutDefault();
107
ab9f7002 108 TClonesArray* GetTrackletArray() const { return fTrackletArray; }
dfd03fc3 109
b0a41e80 110 // data display
ab9f7002 111 void Print(Option_t* const option="") const; // print stored data to stdout
112 void Draw(Option_t* const option =""); // draw data (ADC data, hits and tracklets)
36dc3337 113 void DumpData( const char *const f, const char *const target ); // Dump data stored (only for debugging)
dfd03fc3 114
b0a41e80 115 protected:
116 Bool_t CheckInitialized(); // Check whether the class is initialized
117
118 Bool_t fInitialized; // Status whether the class is initialized or not
119 Int_t fMaxTracklets; // maximum number of tracklet-words submitted per mcm **new** //???
120 Int_t fDetector; // Chamber ID
121 Int_t fRobPos; // ROB Position on chamber
122 Int_t fMcmPos; // MCM Position on chamber
123 Int_t fRow; // Pad row number (0-11 or 0-15) of the MCM on chamber
124 Int_t fNADC; // Number of ADC (usually 21) //??? static const
125 Int_t fNTimeBin; // Number of Timebins (variable) //??? why stored here? taken from TRAPconfig
126 Int_t **fADCR; // Array with MCM ADC values (Raw, 12 bit)
127 Int_t **fADCF; // Array with MCM ADC values (Filtered, 12 bit)
128 UInt_t *fMCMT; // tracklet word for one mcm/trap-chip **new** //??? needed?
129 TClonesArray *fTrackletArray; // Array of AliTRDtrackletMCM which contains MC information in addition to the tracklet word
130 Int_t **fZSM; // Zero suppression map
131 Int_t *fZSM1Dim; // Zero suppression map (1 dimensional projection)
dfd03fc3 132
b0a41e80 133 static const Int_t fgkAddDigits = 2; // additional digits used for internal representation
134 // all internal data as after data control block (i.e. 12 bit), s. TRAP manual
135 static const Int_t fgkNCPU = 4; // Number of CPUs in the TRAP
136 Int_t fFitPtr[fgkNCPU]; // pointer to the tracklet to be calculated by CPU i
137 static const Int_t fgkNHitsMC = 100; // maximum number of hits for which MC information is kept
dfd03fc3 138
b0a41e80 139 // Parameter classes
140 AliTRDfeeParam *fFeeParam; // FEE parameters
141 AliTRDtrapConfig *fTrapConfig; // TRAP config
142 AliTRDSimParam *fSimParam; // Simulation parameters
40bd6ee4 143 AliTRDCommonParam *fCommonParam; // common parameters
b0a41e80 144 AliTRDcalibDB *fCal; // Calibration interface
145 AliTRDgeometry *fGeo; // Geometry
146
40bd6ee4 147 AliTRDdigitsManager *fDigitsManager; // pointer to digits manager used for MC label calculation
148
b0a41e80 149 // internal filter registers
150 UInt_t* fPedAcc; // Accumulator for pedestal filter
151 UInt_t* fGainCounterA; // Counter for values above FGTA in the gain filter
152 UInt_t* fGainCounterB; // Counter for values above FGTB in the gain filter
153 UShort_t* fTailAmplLong; // Amplitude of the long component in the tail filter
154 UShort_t* fTailAmplShort; // Amplitude of the short component in the tail filter
155
156 // hit detection
157 // individual hits can be stored as MC info
ab9f7002 158 struct Hit_t { // Array of detected hits (only available in MC)
159 Int_t fChannel; // ADC channel of the hit
160 Int_t fTimebin; // timebin of the hit
161 Int_t fQtot; // total charge of the hit
162 Int_t fYpos; // calculated y-position
163 Int_t fLabel; // label (only in MC)
164 } fHits[fgkNHitsMC];
b0a41e80 165 Int_t fNHits; // Number of detected hits
166
167 // tracklet calculation
ab9f7002 168 struct FitReg_t { // pointer to the 18 fit registers
169 Int_t fNhits; // number of hits
170 UInt_t fQ0; // charge accumulated in first window
171 UInt_t fQ1; // charge accumulated in second window
172 UInt_t fSumX; // sum x
173 Int_t fSumY; // sum y
174 UInt_t fSumX2; // sum x**2
175 UInt_t fSumY2; // sum y**2
176 Int_t fSumXY; // sum x*y
177 } *fFitReg;
b0a41e80 178
179 //??? cleaning up
180 void Sort2(UShort_t idx1i, UShort_t idx2i, UShort_t val1i, UShort_t val2i,
ab9f7002 181 UShort_t *idx1o, UShort_t *idx2o, UShort_t *val1o, UShort_t *val2o) const;
b0a41e80 182 void Sort3(UShort_t idx1i, UShort_t idx2i, UShort_t idx3i,
183 UShort_t val1i, UShort_t val2i, UShort_t val3i,
184 UShort_t *idx1o, UShort_t *idx2o, UShort_t *idx3o,
185 UShort_t *val1o, UShort_t *val2o, UShort_t *val3o);
186 void Sort6To4(UShort_t idx1i, UShort_t idx2i, UShort_t idx3i, UShort_t idx4i, UShort_t idx5i, UShort_t idx6i,
187 UShort_t val1i, UShort_t val2i, UShort_t val3i, UShort_t val4i, UShort_t val5i, UShort_t val6i,
188 UShort_t *idx1o, UShort_t *idx2o, UShort_t *idx3o, UShort_t *idx4o,
189 UShort_t *val1o, UShort_t *val2o, UShort_t *val3o, UShort_t *val4o);
190 void Sort6To2Worst(UShort_t idx1i, UShort_t idx2i, UShort_t idx3i, UShort_t idx4i, UShort_t idx5i, UShort_t idx6i,
191 UShort_t val1i, UShort_t val2i, UShort_t val3i, UShort_t val4i, UShort_t val5i, UShort_t val6i,
192 UShort_t *idx5o, UShort_t *idx6o);
193
ab9f7002 194 UInt_t AddUintClipping(UInt_t a, UInt_t b, UInt_t nbits) const; // Add a and b (unsigned) with clipping to the maximum value representable by nbits
b0a41e80 195
196 private:
197 AliTRDmcmSim(const AliTRDmcmSim &m); // not implemented
198 AliTRDmcmSim &operator=(const AliTRDmcmSim &m); // not implemented
199
36dc3337 200 static Bool_t fgApplyCut; // apply cut on deflection length
4ff7ed2b 201
36dc3337 202 static Int_t fgAddBaseline; // add baseline to the ADC values
4ff7ed2b 203
36dc3337 204 static Float_t fgChargeNorm; // normalization factor for charge (for PID)
205 static Int_t fgPidNBinsQ0; // number of bins in the PID LUT for Q0
206 static Int_t fgPidNBinsQ1; // number of bins in the PID LUT for Q1
207 static Int_t fgPidLutDefault[40][50]; // the default PID LUT
208 static Int_t *fgPidLut; // pointer to user defined PID LUT
209 static Bool_t fgPidLutDelete; // owns the LUT
b0a41e80 210
211 ClassDef(AliTRDmcmSim,4)
dfd03fc3 212};
213
214#endif