TOF + macros to each detector folder
[u/mrichter/AliRoot.git] / TRD / AliTRDrecoParam.h
1 #ifndef ALITRDRECOPARAM_H
2 #define ALITRDRECOPARAM_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 //  Parameter class for the TRD reconstruction                            //
11 //                                                                        //
12 ////////////////////////////////////////////////////////////////////////////
13
14 #ifndef ALIDETECTORRECOPARAM_H
15 #include "AliDetectorRecoParam.h"
16 #endif
17
18 #ifndef ALITRDCALPID_H
19 #include "AliTRDCalPID.h"
20 #endif
21
22 #ifndef ALITRDPIDRESPONSE_H
23 #include "AliTRDPIDResponse.h"
24 #endif
25
26 class TString;
27
28 class AliTRDrecoParam : public AliDetectorRecoParam
29 {
30 public:
31   enum ETRDReconstructionTask{
32     kClusterizer = 0,
33     kTracker = 1,
34     kPID = 2,
35     kTRDreconstructionTasks = 3
36   };
37   enum ETRDflags {
38     kDriftGas
39     ,kVertexConstraint
40     ,kTailCancelation
41     ,kImproveTracklet
42     ,kLUT
43     ,kGAUS
44     ,kClusterSharing
45     ,kSteerPID
46     ,kEightSlices
47     ,kCheckTimeConsistency
48     ,kLQ2D
49   };
50   AliTRDrecoParam();
51   AliTRDrecoParam(const AliTRDrecoParam &rec);
52   AliTRDrecoParam& operator=(const AliTRDrecoParam &rec);
53   ~AliTRDrecoParam() { }
54
55   Double_t GetChi2Y() const                 { return fkChi2Y;    }
56   Double_t GetChi2Z() const                 { return fkChi2Z;    }
57   Double_t GetChi2YSlope() const            { return fkChi2YSlope; }
58   Double_t GetChi2ZSlope() const            { return fkChi2ZSlope; }
59         Double_t GetChi2Cut() const              { return fChi2Cut; }
60         Double_t GetChi2YCut() const              { return fkChi2YCut; }
61   Double_t GetPhiSlope() const              { return fkPhiSlope;   }
62   Float_t  GetNClusters() const;
63   Double_t GetNMeanClusters() const         { return fkNMeanClusters; }
64   Double_t GetNSigmaClusters() const        { return fkNSigmaClusters; }
65   Double_t GetFindableClusters() const      { return fkFindable; }
66   Int_t    GetPIDLQslices() const;
67   AliTRDPIDResponse::ETRDPIDMethod GetPIDmethod() const;
68   Double_t GetMaxTheta() const              { return fkMaxTheta; }
69   Double_t GetMaxPhi() const                { return fkMaxPhi;   }
70   Double_t GetPlaneQualityThreshold() const { return fkPlaneQualityThreshold; }
71   Double_t GetPIDThreshold(Float_t /*p*/) const { return 0.;}
72   Double_t GetRoad0y() const                { return fkRoad0y;   }
73   Double_t GetRoad0z() const                { return fkRoad0z;   }
74   Double_t GetRoad1y() const                { return fkRoad1y;   }
75   Double_t GetRoad1z() const                { return fkRoad1z;   }
76   Double_t GetRoad2y() const                { return fkRoad2y;   }
77   Double_t GetRoad2z() const                { return fkRoad2z;   }
78   Double_t GetRoadzMultiplicator() const    { return fkRoadzMultiplicator; }
79   Double_t GetTrackLikelihood() const       { return fkTrackLikelihood;       }
80   void GetSysCovMatrix(Double_t *sys) const;  
81   void GetTCParams(Double_t *par) const;
82   Int_t GetStreamLevel(ETRDReconstructionTask task) const;
83   const TString *GetRawStreamVersion() const{ return &fRawStreamVersion; };
84   Double_t GetMinMaxCutSigma() const        { return fMinMaxCutSigma;     };
85   Double_t GetMinLeftRightCutSigma() const  { return fMinLeftRightCutSigma;  };
86   Double_t GetClusMaxThresh() const         { return fClusMaxThresh;   };
87   Double_t GetClusSigThresh() const         { return fClusSigThresh;   };
88   Int_t    GetTCnexp() const                { return fTCnexp;          };
89   Int_t    GetNumberOfPresamples()  const   { return fNumberOfPresamples;}
90   Int_t    GetNumberOfPostsamples() const   { return fNumberOfPostsamples;}
91   Int_t    GetNumberOfSeedConfigs() const   { return fNumberOfConfigs;}
92   Int_t    GetRecEveryNTB() const           { return fRecEveryNTB; }
93   // Tracklet parameters
94   Double_t GetCorrDZDXbiasRC(Bool_t dzdx) const { return fdzdxCorrRCbias[dzdx];}
95   Double_t GetCorrDZDX(Bool_t rc) const     { return fdzdxCorrFactor[rc];}
96   Double_t GetCorrDZDXxcross() const        { return fdzdxXcrossFactor;}
97   void     GetYcorrTailCancel(Int_t it, Double_t par[3]) const;
98   Double_t GetS2Ycorr(Bool_t rc, Bool_t chg) const     { return fS2Ycorr[2*rc+chg];}
99
100   Bool_t   IsArgon() const                  { return TESTBIT(fFlags, kDriftGas); }
101   Bool_t   IsCheckTimeConsistency() const   { return kCheckTimeConsistency;}
102   Bool_t   IsOverPtThreshold(Double_t pt) const {return Bool_t(pt>fkPtThreshold);}
103   Bool_t   IsXenon() const                  { return !TESTBIT(fFlags, kDriftGas); }
104   Bool_t   IsPIDNeuralNetwork() const       { return TESTBIT(fFlags, kSteerPID);}
105   Bool_t   IsVertexConstrained() const      { return TESTBIT(fFlags, kVertexConstraint); }
106   Bool_t   IsEightSlices() const            { return TESTBIT(fFlags, kEightSlices);}
107   Bool_t   HasImproveTracklets() const      { return TESTBIT(fFlags, kImproveTracklet);}
108   Bool_t   UseClusterSharing() const        { return TESTBIT(fFlags, kClusterSharing);}
109   Bool_t   UseLUT() const                   { return TESTBIT(fFlags, kLUT);}
110   Bool_t   UseGAUS() const                  { return TESTBIT(fFlags, kGAUS);}
111   Bool_t   UseTailCancelation() const       { return TESTBIT(fFlags, kTailCancelation); }
112         
113   static   AliTRDrecoParam *GetLowFluxParam();
114   static   AliTRDrecoParam *GetLowFluxHLTParam();
115   static   AliTRDrecoParam *GetHighFluxParam();
116   static   AliTRDrecoParam *GetHighFluxHLTParam();
117   static   AliTRDrecoParam *GetCosmicTestParam();
118
119   void     SetArgon(Bool_t b = kTRUE)                         {if(b) SETBIT(fFlags, kDriftGas); else CLRBIT(fFlags, kDriftGas);}
120   void     SetCheckTimeConsistency(Bool_t b = kTRUE)          {if(b) SETBIT(fFlags, kCheckTimeConsistency); else CLRBIT(fFlags, kCheckTimeConsistency);}
121   void     SetClusterSharing(Bool_t b = kTRUE)                {if(b) SETBIT(fFlags, kClusterSharing); else CLRBIT(fFlags, kClusterSharing);}
122   void     SetEightSlices(Bool_t b = kTRUE)                   {if(b) SETBIT(fFlags, kEightSlices); else CLRBIT(fFlags, kEightSlices);}
123   void     SetImproveTracklets(Bool_t b = kTRUE)              {if(b) SETBIT(fFlags, kImproveTracklet); else CLRBIT(fFlags, kImproveTracklet);}
124   void     SetLUT(Bool_t b=kTRUE)                             {if(b) SETBIT(fFlags, kLUT); else CLRBIT(fFlags, kLUT);}
125   void     SetGAUS(Bool_t b=kTRUE)                            {if(b) SETBIT(fFlags, kGAUS); else CLRBIT(fFlags, kGAUS);}
126   void     SetPIDNeuralNetwork(Bool_t b=kTRUE)                {if(b) SETBIT(fFlags, kSteerPID); else CLRBIT(fFlags, kSteerPID);}
127   void  SetPIDmethod(AliTRDPIDResponse::ETRDPIDMethod method);
128   void     SetPIDLQslices(Int_t s);
129   void     SetTailCancelation(Bool_t b=kTRUE)                 {if(b) SETBIT(fFlags, kTailCancelation); else CLRBIT(fFlags, kTailCancelation);}
130   void     SetXenon(Bool_t b = kTRUE)                         {if(b) CLRBIT(fFlags, kDriftGas); else SETBIT(fFlags, kDriftGas);}
131   void     SetVertexConstrained()                             {SETBIT(fFlags, kVertexConstraint);}
132   void     SetMaxTheta(Double_t maxTheta)                     {fkMaxTheta = maxTheta;}
133   void     SetMaxPhi(Double_t maxPhi)                         {fkMaxPhi = maxPhi;}
134   void     SetFindableClusters(Double_t r)                    {fkFindable = r;}
135   void     SetChi2Y(Double_t chi2)                            {fkChi2Y = chi2;}
136   void     SetChi2Z(Double_t chi2)                            {fkChi2Z = chi2;}
137   void     SetChi2YSlope(Double_t chi2YSlope)                 {fkChi2YSlope = chi2YSlope;}
138   void     SetChi2ZSlope(Double_t chi2ZSlope)                 {fkChi2ZSlope = chi2ZSlope;}
139         void       SetChi2Cut(Double_t chi2Cut)                      {fChi2Cut = chi2Cut; }
140         void       SetChi2YCut(Double_t chi2Cut)                      {fkChi2YCut = chi2Cut; }
141   void     SetPhiSlope(Double_t phiSlope)                     {fkPhiSlope = phiSlope;}
142   void     SetNMeanClusters(Double_t meanNclusters)           {fkNMeanClusters = meanNclusters;}
143   void     SetNSigmaClusters(Double_t sigmaNclusters)         {fkNSigmaClusters = sigmaNclusters;} 
144   void     SetRawStreamVersion(const Char_t *version)         {fRawStreamVersion = version; }
145   void     SetRoadzMultiplicator(Double_t mult)               {fkRoadzMultiplicator = mult; } 
146   void     SetMinMaxCutSigma(Float_t minMaxCutSigma)          { fMinMaxCutSigma   = minMaxCutSigma; }
147   void     SetMinLeftRightCutSigma(Float_t minLeftRightCutSigma) { fMinLeftRightCutSigma   = minLeftRightCutSigma; };
148   void     SetClusMaxThresh(Float_t thresh)                   { fClusMaxThresh   = thresh; };
149   void     SetClusSigThresh(Float_t thresh)                   { fClusSigThresh   = thresh; };
150   void     SetPIDThreshold(Double_t *pid);
151   void     SetPtThreshold(Double_t pt) {fkPtThreshold = pt;}
152   void     SetNexponential(Int_t nexp)                        { fTCnexp          = nexp;   };
153   void     SetTCParams(Double_t *par);
154   void     SetTrackletParams(Double_t *par=NULL);
155   void     SetStreamLevel(ETRDReconstructionTask task, Int_t level);
156   void     SetSysCovMatrix(Double_t *sys);
157   void     SetNumberOfPresamples(Int_t n)                     { fNumberOfPresamples = n;}
158   void     SetNumberOfPostsamples(Int_t n)                    { fNumberOfPostsamples = n;}
159   void     SetRecEveryTwoTB()                                 { fRecEveryNTB = 2; fkNMeanClusters = 10; }
160
161 private:
162   // Physics reference values for TRD
163   Double_t  fkdNchdy;                // dNch/dy
164   Double_t  fkMaxTheta;              // Maximum theta
165   Double_t  fkMaxPhi;                // Maximum phi - momentum cut
166   // Tracker params 
167   Double_t  fkRoad0y;                // Road for middle cluster
168   Double_t  fkRoad0z;                // Road for middle cluster
169
170   Double_t  fkRoad1y;                // Road in y for seeded cluster
171   Double_t  fkRoad1z;                // Road in z for seeded cluster
172
173   Double_t  fkRoad2y;                // Road in y for extrapolated cluster
174   Double_t  fkRoad2z;                // Road in z for extrapolated cluster
175   Double_t  fkPtThreshold;           // pt threshold for using TRD points for updating Kalaman track
176   Double_t  fkPlaneQualityThreshold; // Quality threshold
177   Double_t  fkRoadzMultiplicator;    // Multiplicator for the Roads in z 
178   Double_t  fkFindable;              // minimum ratio of clusters per tracklet supposed to be attached.
179   Double_t  fkChi2Z;                 // Max chi2 on the z direction for seeding clusters fit
180   Double_t  fkChi2Y;                 // Max chi2 on the y direction for seeding clusters Rieman fit
181   Double_t  fkChi2YSlope;            // Slope of the chi2-distribution in y-direction
182   Double_t  fkChi2ZSlope;            // Slope of the chi2-distribution in z-direction
183   Double_t  fChi2Cut;                // Cut on the Chi2 track/tracklet 0 used to diecide if the kalman track should be updated
184   Double_t  fkChi2YCut;                                                  // Cut on the Chi2 in y-direction in the likelihood filter
185   Double_t  fkPhiSlope;              // Slope of the distribution of the deviation between track angle and tracklet angle
186   Double_t  fkNMeanClusters;         // Mean number of clusters per tracklet
187   Double_t  fkNSigmaClusters;        // Sigma of the number of clusters per tracklet
188   Double_t  fkNClusterNoise;         // ratio of noisy clusters to the true one
189   Double_t  fkNMeanTracklets;        // Mean number of tracklets per track
190   Double_t  fkTrackLikelihood;       // Track likelihood for tracklets Rieman fit
191   
192   Double_t  fSysCovMatrix[5];        // Systematic uncertainty from calibration and alignment for each tracklet
193   Double_t  fPIDThreshold[AliTRDCalPID::kNMom];   // PID Thresholds for Electron candidate decision
194   Int_t     fNumberOfConfigs;        // Used number of seed configurations
195
196   // Reconstruction Options for TRD reconstruction
197   Int_t     fStreamLevel[kTRDreconstructionTasks]; // Stream Level
198   Long64_t  fFlags;                  // option Flags
199
200   // Raw Reader Params
201   TString   fRawStreamVersion;       // Raw Reader version
202
203   // Tracklet parameters
204   Double_t  fdzdxCorrFactor[2];      // correction of dzdx estimation due to z bias; [0] for !RC, [1] for RC
205   Double_t  fdzdxCorrRCbias[2];      // correction of dzdx estimation bias for RC; [0] for dz/dx>0, [1] for dz/dx<0
206   Double_t  fdzdxXcrossFactor;       // bias in dzdx of estimated xcross [RC]
207   Double_t  fYcorrTailCancel[4][3];  // y correction due to wrong tail cancellation. [0] bz<0 && !RC, [1] bz>0 && !RC, [2] bz<0 && RC [3] bz>0 && RC
208   Double_t  fS2Ycorr[4];             // inflation factor of error parameterization in r-phi due to wrong estimation of residuals.
209   
210   // Clusterization parameter
211   Double_t  fMinMaxCutSigma;         // Threshold sigma noise pad middle
212   Double_t  fMinLeftRightCutSigma;   // Threshold sigma noise sum pad
213   Double_t  fClusMaxThresh;          // Threshold value for cluster maximum
214   Double_t  fClusSigThresh;          // Threshold value for cluster signal
215   Int_t     fTCnexp;                 // Number of exponentials, digital filter
216   Double_t  fTCParams[8];            // Tail Cancellation parameters for drift gases 
217   Int_t     fRecEveryNTB;            // Reconstruct each nth timebin
218
219   // ADC parameter
220   Int_t     fNumberOfPresamples;     // number of presamples 
221   Int_t     fNumberOfPostsamples;     // number of postsamples 
222
223   ClassDef(AliTRDrecoParam, 13)       // Reconstruction parameters for TRD detector
224
225 };
226
227 //___________________________________________________
228 inline void AliTRDrecoParam::GetSysCovMatrix(Double_t *sys) const
229 {
230   if(!sys) return;
231   memcpy(sys, fSysCovMatrix, 5*sizeof(Double_t));
232 }
233
234 //___________________________________________________
235 inline void AliTRDrecoParam::SetSysCovMatrix(Double_t *sys)
236 {
237   if(!sys) return;
238   memcpy(fSysCovMatrix, sys, 5*sizeof(Double_t));
239 }
240
241 //___________________________________________________
242 inline void AliTRDrecoParam::SetPIDThreshold(Double_t *pid)
243 {
244   if(!pid) return;
245   memcpy(fPIDThreshold, pid, AliTRDCalPID::kNMom*sizeof(Double_t));
246 }
247
248 //___________________________________________________
249 inline void AliTRDrecoParam::SetStreamLevel(ETRDReconstructionTask task, Int_t level){
250   if(task >= kTRDreconstructionTasks) return;
251   fStreamLevel[static_cast<Int_t>(task)] = level;
252 }
253
254 //___________________________________________________
255 inline Int_t AliTRDrecoParam::GetStreamLevel(ETRDReconstructionTask task) const{
256   if(task >= kTRDreconstructionTasks) return 0;
257   return fStreamLevel[static_cast<Int_t>(task)];
258 }
259
260 //___________________________________________________
261 inline void AliTRDrecoParam::GetTCParams(Double_t *par) const
262 {
263   if(!par) return;
264   if(IsArgon()) memcpy(par, &fTCParams[4], 4*sizeof(Double_t));
265   else memcpy(par, &fTCParams[0], 4*sizeof(Double_t));
266 }
267
268 //___________________________________________________
269 inline void AliTRDrecoParam::SetTCParams(Double_t *par)
270 {
271   if(!par) return;
272   memcpy(fTCParams, par, 8*sizeof(Double_t));
273 }
274
275
276 //___________________________________________________
277 inline void AliTRDrecoParam::GetYcorrTailCancel(Int_t it, Double_t par[3]) const
278 {
279   if(it<0||it>3) return;
280   memcpy(par, fYcorrTailCancel[it], 3*sizeof(Double_t));
281 }
282
283 //___________________________________________________
284 inline Int_t AliTRDrecoParam::GetPIDLQslices() const
285 {
286   if(IsPIDNeuralNetwork()) return -1;
287   return TESTBIT(fFlags, kLQ2D) ? 2 : 1;
288 }
289
290 //___________________________________________________
291 inline AliTRDPIDResponse::ETRDPIDMethod AliTRDrecoParam::GetPIDmethod() const
292 {
293   AliTRDPIDResponse::ETRDPIDMethod method = AliTRDPIDResponse::kLQ1D;
294   if(IsPIDNeuralNetwork()) method = AliTRDPIDResponse::kNN;
295   else if(TESTBIT(fFlags, kLQ2D)) method = AliTRDPIDResponse::kLQ2D;
296   return method;
297 }
298
299 //___________________________________________________
300 inline void  AliTRDrecoParam::SetPIDmethod(AliTRDPIDResponse::ETRDPIDMethod method)
301 {
302   switch(method){
303   case AliTRDPIDResponse::kLQ2D:
304     CLRBIT(fFlags, kSteerPID); 
305     SETBIT(fFlags, kLQ2D);
306     break;
307   case AliTRDPIDResponse::kNN:
308     SETBIT(fFlags, kSteerPID); 
309     break;
310   case AliTRDPIDResponse::kLQ1D:
311   default:
312     CLRBIT(fFlags, kSteerPID); 
313     CLRBIT(fFlags, kLQ2D);
314     break;
315   }
316 }
317
318 #endif