3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 ///////////////////////////////////////////////////////
10 // Multi Chip Module Simulation Class //
12 ///////////////////////////////////////////////////////
22 class AliTRDtrapConfig;
24 class AliTRDarrayDictionary;
25 class AliTRDdigitsManager;
26 class TTreeSRedirector;
28 class AliTRDmcmSim : public TObject {
31 virtual ~AliTRDmcmSim();
33 void Init(Int_t det, Int_t rob, Int_t mcm, Bool_t newEvent = kFALSE);
34 // Initialize MCM by the position parameters
37 // clears filter registers and internal data
39 void SetDebugStream(TTreeSRedirector *stream) { fDebugStream = stream; }
40 TTreeSRedirector* GetDebugStream() const { return fDebugStream; }
42 Bool_t LoadMCM(AliRunLoader* const runloader, Int_t det, Int_t rob, Int_t mcm);
44 void NoiseTest(Int_t nsamples, Int_t mean, Int_t sigma, Int_t inputGain = 1, Int_t inputTail = 2);
46 Int_t GetDataRaw(Int_t iadc, Int_t timebin) const { return (fADCR[iadc][timebin] >> 2); }
47 // Get unfiltered ADC data
48 Int_t GetDataFiltered(Int_t iadc, Int_t timebin) const { return (fADCF[iadc][timebin] >> 2); }
49 // Get filtered ADC data
51 void SetData(Int_t iadc, const Int_t* const adc); // Set ADC data with array
52 void SetData(Int_t iadc, Int_t it, Int_t adc); // Set ADC data
53 void SetData(AliTRDarrayADC * const adcArray,
54 AliTRDdigitsManager * const digitsManager = 0x0); // Set ADC data from adcArray
55 void SetDataByPad(const AliTRDarrayADC *const adcArray,
56 AliTRDdigitsManager * const digitsManager = 0x0); // Set ADC data from adcArray
57 void SetDataPedestal(Int_t iadc); // Fill ADC data with pedestal values
59 static Bool_t GetApplyCut() { return fgApplyCut; }
60 static void SetApplyCut(Bool_t applyCut) { fgApplyCut = applyCut; }
62 static Int_t GetAddBaseline() { return fgAddBaseline; }
63 static void SetAddBaseline(Int_t baseline) { fgAddBaseline = baseline; }
64 // Additional baseline which is added for the processing
65 // in the TRAP and removed when writing back the data.
66 // This is needed to run with TRAP parameters set for a
67 // different baseline but it will not change the baseline
70 static void SetStoreClusters(Bool_t storeClusters) { fgStoreClusters = storeClusters; }
71 static Bool_t GetStoreClusters() { return fgStoreClusters; }
73 Int_t GetDetector() const { return fDetector; }; // Returns Chamber ID (0-539)
74 Int_t GetRobPos() const { return fRobPos; }; // Returns ROB position (0-7)
75 Int_t GetMcmPos() const { return fMcmPos; }; // Returns MCM position (0-17) (16,17 are mergers)
76 Int_t GetRow() const { return fRow; }; // Returns Row number on chamber where the MCM is sitting
77 Int_t GetCol( Int_t iadc ); // Get corresponding column (0-143) from for ADC channel iadc = [0:20]
78 // for the ADC/Col mapping, see: http://wiki.kip.uni-heidelberg.de/ti/TRD/index.php/Image:ROB_MCM_numbering.pdf
80 void WriteData(AliTRDarrayADC *digits);
81 Bool_t StoreTracklets(); // Stores tracklets via runloader
82 TString GetTrklBranchName() const { return fTrklBranchName; }
83 void SetTrklBranchName(TString name) { fTrklBranchName = name; }
85 Int_t ProduceRawStream( UInt_t *buf, Int_t bufsize, UInt_t iEv = 0 ) const; // Produce raw data stream - Real data format
86 Int_t ProduceTrackletStream( UInt_t *buf, Int_t bufsize ); // produce the tracklet stream for this MCM
88 // different stages of processing in the TRAP
89 void Filter(); // Apply digital filters for existing data (according to configuration)
90 void ZSMapping(); // Do ZS mapping for existing data
91 void Tracklet(); // Run tracklet preprocessor and perform tracklet fit
93 // apply individual filters to all channels and timebins
94 void FilterPedestal(); // Apply pedestal filter
95 void FilterGain(); // Apply gain filter
96 void FilterTail(); // Apply tail filter
98 // filter initialization (resets internal registers)
99 void FilterPedestalInit(Int_t baseline = 10);
100 void FilterGainInit();
101 void FilterTailInit(Int_t baseline = -1);
103 // feed single sample to individual filter
104 // this changes the internal registers
105 // all filters operate on (10+2)-bit values!
106 UShort_t FilterPedestalNextSample(Int_t adc, Int_t timebin, UShort_t value);
107 UShort_t FilterGainNextSample(Int_t adc, UShort_t value);
108 UShort_t FilterTailNextSample(Int_t adc, UShort_t value);
110 // tracklet calculation
111 void AddHitToFitreg(Int_t adc, UShort_t timebin, UShort_t qtot, Short_t ypos, Int_t label[]);
113 void TrackletSelection();
116 Int_t GetNHits() const { return fNHits; }
117 Bool_t GetHit(Int_t index, Int_t &channel, Int_t &timebin, Int_t &qtot, Int_t &ypos, Float_t &y, Int_t &label) const;
118 TClonesArray* GetTrackletArray() const { return fTrackletArray; }
121 void Print(Option_t* const option="") const; // print stored data to stdout
122 void Draw(Option_t* const option =""); // draw data (ADC data, hits and tracklets)
124 friend std::ostream& operator<<(std::ostream &os, const AliTRDmcmSim &mcm); // data output using ostream (e.g. cout << mcm;)
125 static ostream& Cfdat(ostream &os); // manipulator to activate cfdat output
126 static ostream& Raw (ostream &os); // manipulator to activate raw output
127 static ostream& Text (ostream &os); // manipulator to activate text output
130 Int_t GetPID(Int_t q0, Int_t q1);
131 void PrintPidLutHuman();
134 void PrintFitRegXml(ostream& os) const;
135 void PrintTrackletsXml(ostream& os) const;
136 void PrintAdcDatTxt(ostream& os) const;
137 void PrintAdcDatHuman(ostream& os) const;
138 void PrintAdcDatXml(ostream& os) const;
139 void PrintAdcDatDatx(ostream& os, Bool_t broadcast=kFALSE, Int_t timeBinOffset = -1) const;
141 static Bool_t ReadPackedConfig(AliTRDtrapConfig *cfg, Int_t hc, UInt_t *data, Int_t size);
144 static const Int_t fgkDmemAddrLUTcor0 = 0xC02A;
145 static const Int_t fgkDmemAddrLUTcor1 = 0xC028;
146 static const Int_t fgkDmemAddrLUTnbins = 0xC029;
148 static const Int_t fgkDmemAddrLUTStart = 0xC100; // LUT start address
149 static const Int_t fgkDmemAddrLUTEnd = 0xC3FF; // maximum possible end address for the LUT table
150 static const Int_t fgkDmemAddrLUTLength = 0xC02B; // address where real size of the LUT table is stored
152 static const Int_t fgkDmemAddrTrackletStart = 0xC0E0; // Storage area for tracklets, start address
153 static const Int_t fgkDmemAddrTrackletEnd = 0xC0E3; // Storage area for tracklets, end address
155 static const Int_t fgkDmemAddrDeflCorr = 0xc022; // DMEM address of deflection correction
156 static const Int_t fgkDmemAddrNdrift = 0xc025; // DMEM address of Ndrift
157 static const Int_t fgkDmemAddrDeflCutStart = 0xc030; // DMEM start address of deflection cut
158 static const Int_t fgkDmemAddrDeflCutEnd = 0xc055; // DMEM end address of deflection cut
161 Bool_t CheckInitialized() const; // Check whether the class is initialized
163 void SetNTimebins(Int_t ntimebins); // allocate data arrays corr. to the no. of timebins
165 static const Int_t fgkFormatIndex; // index for format settings in stream
167 static const Int_t fgkMaxTracklets = 4; // maximum number of tracklet-words submitted per MCM (one per CPU)
168 static const Int_t fgkAddDigits = 2; // additional digits used for internal representation of ADC data
169 // all internal data as after data control block (i.e. 12 bit), s. TRAP manual
170 static const Int_t fgkNCPU = 4; // Number of CPUs in the TRAP
171 static const Int_t fgkNHitsMC = 100; // maximum number of hits for which MC information is kept
173 static const UShort_t fgkFPshifts[4]; // shifts for pedestal filter
175 Bool_t fInitialized; // memory is allocated if initialized
176 Int_t fDetector; // Chamber ID
177 Int_t fRobPos; // ROB Position on chamber
178 Int_t fMcmPos; // MCM Position on chamber
179 Int_t fRow; // Pad row number (0-11 or 0-15) of the MCM on chamber
180 Int_t fNTimeBin; // Number of timebins currently allocated
181 Int_t **fADCR; // Array with MCM ADC values (Raw, 12 bit)
182 Int_t **fADCF; // Array with MCM ADC values (Filtered, 12 bit)
183 UInt_t *fMCMT; // tracklet word for one mcm/trap-chip
184 TClonesArray *fTrackletArray; // Array of AliTRDtrackletMCM which contains MC information in addition to the tracklet word
185 Int_t *fZSMap; // Zero suppression map (1 dimensional projection)
187 Int_t fFitPtr[fgkNCPU]; // pointer to the tracklet to be calculated by CPU i
189 TString fTrklBranchName; // name of the tracklet branch to right to
192 AliTRDfeeParam *fFeeParam; // FEE parameters
193 AliTRDtrapConfig *fTrapConfig; // TRAP config
195 AliTRDdigitsManager *fDigitsManager; // pointer to digits manager used for MC label calculation
196 AliTRDarrayDictionary* fDict[3]; // pointers to label dictionaries
199 // internal filter registers
200 UInt_t* fPedAcc; // Accumulator for pedestal filter
201 UInt_t* fGainCounterA; // Counter for values above FGTA in the gain filter
202 UInt_t* fGainCounterB; // Counter for values above FGTB in the gain filter
203 UShort_t* fTailAmplLong; // Amplitude of the long component in the tail filter
204 UShort_t* fTailAmplShort; // Amplitude of the short component in the tail filter
207 // individual hits can be stored as MC info
208 struct Hit_t { // Array of detected hits (only available in MC)
209 Hit_t() : fChannel(0), fTimebin(0), fQtot(0), fYpos(0) { fLabel[0] = 0; fLabel[1] = 0; fLabel[2] = 0; }
210 Int_t fChannel; // ADC channel of the hit
211 Int_t fTimebin; // timebin of the hit
212 Int_t fQtot; // total charge of the hit
213 Int_t fYpos; // calculated y-position
214 Int_t fLabel[3]; // up to 3 labels (only in MC)
216 Int_t fNHits; // Number of detected hits
218 // tracklet calculation
219 struct FitReg_t { // pointer to the 18 fit registers
220 Int_t fNhits; // number of hits
221 UInt_t fQ0; // charge accumulated in first window
222 UInt_t fQ1; // charge accumulated in second window
223 UInt_t fSumX; // sum x
224 Int_t fSumY; // sum y
225 UInt_t fSumX2; // sum x**2
226 UInt_t fSumY2; // sum y**2
227 Int_t fSumXY; // sum x*y
230 // Sort functions as in TRAP
231 void Sort2(UShort_t idx1i, UShort_t idx2i, UShort_t val1i, UShort_t val2i,
232 UShort_t * const idx1o, UShort_t * const idx2o, UShort_t * const val1o, UShort_t * const val2o) const;
233 void Sort3(UShort_t idx1i, UShort_t idx2i, UShort_t idx3i,
234 UShort_t val1i, UShort_t val2i, UShort_t val3i,
235 UShort_t * const idx1o, UShort_t * const idx2o, UShort_t * const idx3o,
236 UShort_t * const val1o, UShort_t * const val2o, UShort_t * const val3o);
237 void Sort6To4(UShort_t idx1i, UShort_t idx2i, UShort_t idx3i, UShort_t idx4i, UShort_t idx5i, UShort_t idx6i,
238 UShort_t val1i, UShort_t val2i, UShort_t val3i, UShort_t val4i, UShort_t val5i, UShort_t val6i,
239 UShort_t * const idx1o, UShort_t * const idx2o, UShort_t * const idx3o, UShort_t * const idx4o,
240 UShort_t * const val1o, UShort_t * const val2o, UShort_t * const val3o, UShort_t * const val4o);
241 void Sort6To2Worst(UShort_t idx1i, UShort_t idx2i, UShort_t idx3i, UShort_t idx4i, UShort_t idx5i, UShort_t idx6i,
242 UShort_t val1i, UShort_t val2i, UShort_t val3i, UShort_t val4i, UShort_t val5i, UShort_t val6i,
243 UShort_t * const idx5o, UShort_t * const idx6o);
245 UInt_t AddUintClipping(UInt_t a, UInt_t b, UInt_t nbits) const;
246 // Add a and b (unsigned) with clipping to the maximum value representable by nbits
248 TTreeSRedirector *fDebugStream;
251 AliTRDmcmSim(const AliTRDmcmSim &m); // not implemented
252 AliTRDmcmSim &operator=(const AliTRDmcmSim &m); // not implemented
254 static Bool_t fgApplyCut; // apply cut on deflection length
256 static Int_t fgAddBaseline; // add baseline to the ADC values
258 static Bool_t fgStoreClusters; // whether to store all clusters in the tracklets
260 ClassDef(AliTRDmcmSim,7)
263 std::ostream& operator<<(std::ostream& os, const AliTRDmcmSim& mcm);