New split libs
[u/mrichter/AliRoot.git] / MONITOR / AliMonitorHLTHough.cxx
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c6ba6205 1/**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
15
16
17///////////////////////////////////////////////////////////////////////////////
18// //
19// This class creates and fills monitor histograms for HLT Hough transform //
20// //
21///////////////////////////////////////////////////////////////////////////////
22
23
24#include "AliMonitorHLTHough.h"
25#include "AliMonitorHisto.h"
26#include "AliMonitorTrend.h"
27#include "AliTPCParam.h"
28#include <TFolder.h>
c6ba6205 29#include <stdlib.h>
30#include <AliL3MemHandler.h>
31#include <AliL3TrackArray.h>
4a69f9c7 32#include <AliL3SpacePointData.h>
c6ba6205 33#include <AliL3HoughTrack.h>
4a69f9c7 34#include <AliL3Transform.h>
c6ba6205 35
36//_____________________________________________________________________________
37AliMonitorHLTHough::AliMonitorHLTHough(AliTPCParam* param)
38{
39// create a HLT monitor object with the given parameters
40
41 fParam = param;
42}
43
44//_____________________________________________________________________________
45AliMonitorHLTHough::AliMonitorHLTHough(const AliMonitorHLTHough& monitor) :
46 AliMonitor(monitor)
47{
48 Fatal("AliMonitorHLTHough", "copy constructor not implemented");
49}
50
51//_____________________________________________________________________________
52AliMonitorHLTHough& AliMonitorHLTHough::operator = (const AliMonitorHLTHough&
53 /*monitor*/)
54{
55 Fatal("operator =", "assignment operator not implemented");
56 return *this;
57}
58
c6ba6205 59
60//_____________________________________________________________________________
61void AliMonitorHLTHough::CreateHistos(TFolder* folder)
62{
63// create the HLT Hough transform monitor histograms
64
65 fFolder = folder->AddFolder("HLTHOUGH", "HLTHOUGH");
66
4a69f9c7 67 fClustersCharge = CreateHisto1("ClustersCharge",
68 "charge distribution of clusters",
69 100, 0, 1000, "charge", "#Delta N/N",
70 AliMonitorHisto::kNormEvents);
71
72 Int_t nRows = fParam->GetNRowLow() + fParam->GetNRowUp();
73 fNClustersVsRow = CreateHisto1("NClustersVsRow",
74 "mean number of clusters per pad row",
75 nRows, -0.5, nRows-0.5,
76 "pad row", "<N_{clusters}>",
77 AliMonitorHisto::kNormEvents);
78
79 Int_t nSector = fParam->GetNInnerSector();
80 fNClustersVsSector = CreateHisto1("NClustersVsSector",
81 "mean number of clusters per sector",
82 nSector, -0.5, nSector-0.5,
83 "sector", "<N_{clusters}>",
84 AliMonitorHisto::kNormEvents);
85
c6ba6205 86 fNTracks = CreateTrend("NTracks", "number of tracks per event",
87 "N_{tracks}");
88
89 fTrackPt = CreateHisto1("TrackPt", "pt distribution of tracks",
90 90, 0, 3, "p_{t} [GeV/c]", "#Delta N/N",
91 AliMonitorHisto::kNormNone);
92
93 fTrackEta = CreateHisto1("TrackEta", "eta distribution of tracks",
94 100, -2, 2, "#eta", "#Delta N/N",
95 AliMonitorHisto::kNormEntries);
96
97 fTrackPhi = CreateHisto1("TrackPhi", "phi distribution of tracks",
98 120, 0, 360, "#phi [#circ]", "#Delta N/N",
99 AliMonitorHisto::kNormEntries);
100
4a69f9c7 101 fTrackNHits = CreateHisto1("TrackNHits", "Number of hits per track",
102 200, 0, 200, "N_{hits}", "#Delta N/N",
103 AliMonitorHisto::kNormNone);
104
105 fTrackDEdxVsP = CreateHisto2("TrackDEdxVsP", "dE/dx of tracks",
106 100, 0, 3, 100, 0, 1000,
107 "p [GeV/c]", "dE/dx", "#Delta N/N",
108 AliMonitorHisto::kNormEntries);
109
110 fTrackDEdx = CreateHisto1("TrackDEdx", "dE/dx for tracks with 0.4<p<1.0 GeV/c",
111 50, 0, 300,
112 "dE/dx", "#Delta N/N",
113 AliMonitorHisto::kNormEntries);
114
c6ba6205 115 fTrackEtaVsPhi = CreateHisto2("TrackEtaVsPhi", "#phi vs #eta",
116 20, -1, 1, 25, 0, 360,
117 "#eta", "#phi", "#Delta N/N",
118 AliMonitorHisto::kNormNone);
119
120 fPtEtaVsPhi = CreateHisto2("PtEtaVsPhi", "#phi vs #eta",
121 20, -1, 1, 25, 0, 360,
122 "#eta", "#phi", "#Delta N/N",
123 AliMonitorHisto::kNormNone);
124
125}
126
127
128//_____________________________________________________________________________
129void AliMonitorHLTHough::FillHistos(AliRunLoader* /*runLoader*/,
b6a3610d 130 AliRawReader* /*rawReader*/,
131 AliESD* /*esd*/)
c6ba6205 132{
133// fill the HLT Hough transform monitor histograms
134
4a69f9c7 135 AliL3MemHandler clusterHandler[36][6];
136 AliL3SpacePointData *clusters[36][6];
c6ba6205 137 for (Int_t iSector = 0; iSector < fParam->GetNInnerSector(); iSector++) {
4a69f9c7 138 for (Int_t iPatch = 0; iPatch < 6; iPatch++) {
139 char fileName[256];
140 sprintf(fileName, "hlt/fitter/points_%d_%d.raw", iSector,iPatch);
141 if (!clusterHandler[iSector][iPatch].SetBinaryInput(fileName)) {
142 Warning("FillHistos", "could not open file %s", fileName);
143 continue;
c6ba6205 144 }
4a69f9c7 145 clusters[iSector][iPatch] = (AliL3SpacePointData*) clusterHandler[iSector][iPatch].Allocate();
146 UInt_t nClusters = 0;
147 clusterHandler[iSector][iPatch].Binary2Memory(nClusters, clusters[iSector][iPatch]);
148
149 for (UInt_t iCluster = 0; iCluster < nClusters; iCluster++) {
150 AliL3SpacePointData& cluster = clusters[iSector][iPatch][iCluster];
151 fClustersCharge->Fill(cluster.fCharge);
152 fNClustersVsRow->Fill(cluster.fPadRow);
153 fNClustersVsSector->Fill(iSector);
154 }
155
156 clusterHandler[iSector][iPatch].CloseBinaryInput();
157 }
158 }
159
160 fNClustersVsSector->ScaleErrorBy(10.);
161
162
163 AliL3MemHandler memHandler;
164 Int_t nHoughTracks = 0;
165
166 char fileName[256];
167 sprintf(fileName, "hlt/fitter/tracks.raw");
168 if (!memHandler.SetBinaryInput(fileName)) {
169 Warning("FillHistos", "could not open file hlt/fitter/tracks.raw");
170 return;
171 }
172 AliL3TrackArray* tracks = new AliL3TrackArray;
173 memHandler.Binary2TrackArray(tracks);
174
175 nHoughTracks += tracks->GetNTracks();
176 for (Int_t iTrack = 0; iTrack < tracks->GetNTracks(); iTrack++) {
177 AliL3HoughTrack *track = (AliL3HoughTrack*)tracks->GetCheckedTrack(iTrack);
178 if(!track) continue;
179
180 track->CalculateHelix();
181 // track->Rotate(iSector);
182
183 fTrackPt->Fill(track->GetPt());
184 fTrackEta->Fill(track->GetPseudoRapidity());
185 fTrackPhi->Fill(track->GetPsi() * TMath::RadToDeg());
186 if(track->GetPt()>3.) {
187 fTrackEtaVsPhi->Fill(track->GetPseudoRapidity(),track->GetPsi() * TMath::RadToDeg());
188 fPtEtaVsPhi->Fill(track->GetPseudoRapidity(),track->GetPsi() * TMath::RadToDeg(),track->GetPt());
189 }
190 fTrackNHits->Fill(track->GetNHits());
191
192 // Track dEdx
193 Int_t nc=track->GetNHits();
194 UInt_t *hits = track->GetHitNumbers();
195 Float_t sampleDEdx[159];
196 for (Int_t iHit = 0; iHit < nc; iHit++) {
197 UInt_t hitID = hits[iHit];
198 Int_t iSector = (hitID>>25) & 0x7f;
199 Int_t iPatch = (hitID>>22) & 0x7;
200 UInt_t position = hitID&0x3fffff;
201 UChar_t padrow = clusters[iSector][iPatch][position].fPadRow;
202 Float_t pWidth = AliL3Transform::GetPadPitchWidthLow();
203 if (padrow>63)
204 pWidth = AliL3Transform::GetPadPitchWidthUp();
205 Float_t corr=1.; if (padrow>63) corr=0.67;
206 sampleDEdx[iHit] = clusters[iSector][iPatch][position].fCharge/pWidth*corr;
207 Double_t crossingangle = track->GetCrossingAngle(padrow,iSector);
208 Double_t s = sin(crossingangle);
209 Double_t t = track->GetTgl();
210 sampleDEdx[iHit] *= TMath::Sqrt((1-s*s)/(1+t*t));
c6ba6205 211 }
c6ba6205 212
4a69f9c7 213 /* Cook dEdx */
214 Int_t i;
215 Int_t swap;//stupid sorting
216 do {
217 swap=0;
218 for (i=0; i<nc-1; i++) {
219 if (sampleDEdx[i]<=sampleDEdx[i+1]) continue;
220 Float_t tmp=sampleDEdx[i];
221 sampleDEdx[i]=sampleDEdx[i+1]; sampleDEdx[i+1]=tmp;
222 swap++;
223 }
224 } while (swap);
225
226 Double_t low=0.05; Double_t up=0.7;
227 Int_t nl=Int_t(low*nc), nu=Int_t(up*nc);
228 Float_t trackDEdx=0;
229 for (i=nl; i<=nu; i++) trackDEdx += sampleDEdx[i];
230 trackDEdx /= (nu-nl+1);
231
232 fTrackDEdxVsP->Fill(track->GetP(),trackDEdx);
233 if(track->GetP()>0.4 && track->GetP()<1.0)
234 fTrackDEdx->Fill(trackDEdx);
c6ba6205 235 }
4a69f9c7 236 fNTracks->Fill(nHoughTracks);
237
238 delete tracks;
239 memHandler.CloseBinaryInput();
c6ba6205 240}