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a2ad8166 | 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 | **************************************************************************/ | |
271b5bd3 | 15 | |
a2ad8166 | 16 | /* $Id$ */ |
17 | ||
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
20 | // class T0 walk correction Alla Maevskaya alla@inr.ru 20.11.2007 // | |
21 | // // | |
22 | /////////////////////////////////////////////////////////////////////////////// | |
23 | ||
24 | #include "AliT0CalibWalk.h" | |
a2ad8166 | 25 | #include "AliLog.h" |
a2ad8166 | 26 | |
27 | #include <TObjArray.h> | |
28 | #include <TGraph.h> | |
29 | #include <TFile.h> | |
a2ad8166 | 30 | #include <TH2F.h> |
31 | #include <TMath.h> | |
32 | #include <TSystem.h> | |
33 | #include <Riostream.h> | |
34 | #include <TSpectrum.h> | |
a2ad8166 | 35 | #include <TProfile.h> |
8f1790c4 | 36 | #include <TF1.h> |
a2ad8166 | 37 | |
38 | ClassImp(AliT0CalibWalk) | |
39 | ||
40 | //________________________________________________________________ | |
41 | AliT0CalibWalk::AliT0CalibWalk(): TNamed(), | |
42 | fWalk(0), | |
c883fdf2 | 43 | fAmpLEDRec(0), |
44 | fQTC(0), | |
45 | fAmpLED(0) | |
a2ad8166 | 46 | { |
47 | // | |
48 | } | |
49 | ||
50 | //________________________________________________________________ | |
51 | AliT0CalibWalk::AliT0CalibWalk(const char* name):TNamed(), | |
52 | fWalk(0), | |
c883fdf2 | 53 | fAmpLEDRec(0), fQTC(0), |
54 | fAmpLED(0) | |
55 | ||
a2ad8166 | 56 | { |
57 | TString namst = "Calib_"; | |
58 | namst += name; | |
59 | SetName(namst.Data()); | |
60 | SetTitle(namst.Data()); | |
61 | ||
62 | } | |
63 | ||
64 | //________________________________________________________________ | |
65 | AliT0CalibWalk::AliT0CalibWalk(const AliT0CalibWalk& calibda) : | |
66 | TNamed(calibda), | |
67 | fWalk(0), | |
c883fdf2 | 68 | fAmpLEDRec(0), |
69 | fQTC(0), | |
70 | fAmpLED(0) | |
71 | ||
a2ad8166 | 72 | { |
73 | // copy constructor | |
74 | SetName(calibda.GetName()); | |
75 | SetTitle(calibda.GetName()); | |
76 | ||
77 | ||
78 | } | |
79 | ||
80 | //________________________________________________________________ | |
81 | AliT0CalibWalk &AliT0CalibWalk::operator =(const AliT0CalibWalk& calibda) | |
82 | { | |
83 | // assignment operator | |
84 | SetName(calibda.GetName()); | |
85 | SetTitle(calibda.GetName()); | |
86 | ||
87 | return *this; | |
88 | } | |
89 | ||
90 | //________________________________________________________________ | |
91 | AliT0CalibWalk::~AliT0CalibWalk() | |
92 | { | |
93 | // | |
94 | } | |
d95247c3 | 95 | //________________________________________________________________ |
a2ad8166 | 96 | |
d95247c3 | 97 | Bool_t AliT0CalibWalk::MakeWalkCorrGraph(const char *laserFile) |
a2ad8166 | 98 | { |
7576945f | 99 | //make walk corerction for preprocessor |
d95247c3 | 100 | Int_t npeaks = 20; |
101 | Int_t sigma=3.; | |
102 | Bool_t down=false; | |
103 | Int_t index[20]; | |
104 | Bool_t ok=true; | |
105 | Float_t mips[20]; | |
0d96e32b | 106 | Int_t nfound=0; |
d95247c3 | 107 | |
c2337900 | 108 | gFile = TFile::Open(laserFile); |
6318dd46 | 109 | if(!gFile) { |
110 | AliError("No input laser data found "); | |
111 | } | |
112 | else | |
113 | { | |
8f1790c4 | 114 | // gFile->ls(); |
d95247c3 | 115 | TH1F* hAmp = (TH1F*) gFile->Get("hAmpLaser"); |
116 | Int_t nmips=0; | |
117 | for (Int_t ibin=0; ibin<1000; ibin++) { | |
118 | Float_t bincont = hAmp->GetBinContent(ibin); | |
119 | if(bincont>0){ | |
120 | mips[nmips] = hAmp->GetXaxis()->GetBinCenter(ibin); | |
121 | cout<<ibin<<" bincont "<<bincont<<" amp "<< mips[nmips]<<endl; | |
122 | nmips++; | |
123 | } | |
c69fcbc1 | 124 | } |
125 | ||
126 | if (nmips<15) ok=false; | |
127 | ||
128 | Float_t x1[50], y1[50]; | |
129 | Float_t x2[50], xx2[50],y2[50]; | |
130 | Float_t xx1[50],yy1[50], xx[50]; | |
95f63b36 | 131 | |
d95247c3 | 132 | Float_t cfd0[24]; |
133 | Int_t startim = 0; | |
95f63b36 | 134 | |
d95247c3 | 135 | for (Int_t ii=0; ii<nmips; ii++) |
136 | x1[ii] = y1[ii] = x2[ii] = y2[ii] = 0; | |
95f63b36 | 137 | |
138 | for (Int_t i=0; i<24; i++) | |
c883fdf2 | 139 | { |
d95247c3 | 140 | for (Int_t im=startim; im<nmips; im++) |
8f1790c4 | 141 | { |
d95247c3 | 142 | TString cfd = Form("hCFD%i_%i",i+1,im+1); |
143 | TString qtc = Form("hQTC%i_%i",i+1,im+1); | |
3740a735 | 144 | TString led = Form("hLED%i_%i",i+1,im+1); |
95f63b36 | 145 | |
d95247c3 | 146 | TH1F *hCFD = (TH1F*) gFile->Get(cfd.Data()) ; |
147 | TH1F *hLED = (TH1F*) gFile->Get(led.Data()); | |
148 | TH1F *hQTC = (TH1F*) gFile->Get(qtc.Data()) ; | |
149 | hCFD->SetDirectory(0); | |
150 | hQTC->SetDirectory(0); | |
151 | hLED->SetDirectory(0); | |
152 | if(!hCFD ) | |
153 | AliWarning(Form(" no CFD data in LASER DA for channel %i for amplitude %f MIPs",i,mips[im])); | |
154 | if(!hQTC ) | |
155 | AliWarning(Form(" no QTC correction data in LASER DA for channel %i for amplitude %f MIPs",i,mips[im])); | |
156 | if(!hLED) | |
157 | AliWarning(Form(" no LED correction data in LASER DA for channel %i for amplitude %f MIPs",i,mips[im])); | |
158 | ||
159 | if(hCFD ) { | |
b9be971b | 160 | hCFD->GetXaxis()->SetRangeUser(32200,32450); |
d95247c3 | 161 | TSpectrum *s = new TSpectrum(2*npeaks,1); |
0d96e32b | 162 | nfound = s->Search(hCFD,sigma," ",0.1); |
d95247c3 | 163 | if(nfound!=0){ |
164 | Float_t *xpeak = s->GetPositionX(); | |
165 | TMath::Sort(nfound, xpeak, index,down); | |
166 | Float_t xp = xpeak[index[0]]; | |
167 | Double_t hmax = xp+3*sigma; | |
168 | Double_t hmin = xp-3*sigma; | |
169 | hCFD->GetXaxis()->SetRangeUser(hmin-10,hmax+10); | |
8f1790c4 | 170 | } |
d95247c3 | 171 | else |
172 | { | |
173 | hCFD->Rebin(2); | |
0d96e32b | 174 | TSpectrum *s1 = new TSpectrum(2*npeaks,1); |
0aa8abc8 | 175 | nfound = s1->Search(hCFD,sigma," ",0.1); |
d95247c3 | 176 | if(nfound!=0){ |
0d96e32b | 177 | Float_t *xpeak = s1->GetPositionX(); |
d95247c3 | 178 | TMath::Sort(nfound, xpeak, index,down); |
179 | Float_t xp = xpeak[index[0]]; | |
180 | Double_t hmax = xp+3*sigma; | |
181 | Double_t hmin = xp-3*sigma; | |
182 | hCFD->GetXaxis()->SetRangeUser(hmin-10,hmax+10); | |
183 | } | |
184 | else | |
185 | ok=false; | |
186 | } | |
187 | ||
188 | if (im == 0) cfd0[i] = hCFD->GetMean(); | |
189 | y1[im] = hCFD->GetMean() - cfd0[i]; | |
190 | } | |
191 | if( hQTC) x1[im] = hQTC->GetMean(); | |
192 | ||
193 | if( hLED){ | |
194 | TSpectrum *s = new TSpectrum(2*npeaks,1); | |
0d96e32b | 195 | nfound = s->Search(hLED,sigma," ",0.1); |
d95247c3 | 196 | if(nfound!=0){ |
197 | Float_t *xpeak = s->GetPositionX(); | |
198 | TMath::Sort(nfound, xpeak, index,down); | |
199 | Float_t xp = xpeak[index[0]]; | |
200 | Double_t hmax = xp+10*sigma; | |
201 | Double_t hmin = xp-10*sigma; | |
202 | hLED->GetXaxis()->SetRangeUser(hmin-10,hmax+10); | |
95f63b36 | 203 | } |
d95247c3 | 204 | else |
205 | ok=false; | |
206 | x2[im] = hLED->GetMean(); | |
207 | xx2[im] = x2[nmips-im-1]; | |
208 | } | |
8f1790c4 | 209 | xx[im]=mips[im]; |
d95247c3 | 210 | |
211 | if (hQTC) delete hQTC; | |
212 | if (hCFD) delete hCFD; | |
213 | if (hLED) delete hLED; | |
e47b556f | 214 | } |
d95247c3 | 215 | |
8f1790c4 | 216 | for (Int_t imi=0; imi<nmips; imi++) |
95f63b36 | 217 | { |
8f1790c4 | 218 | yy1[imi] = Float_t (mips[nmips-imi-1]); |
219 | xx1[imi] = x2[nmips-imi-1]; | |
d95247c3 | 220 | // cout<<" LED rev "<<i<<" "<<imi<<" "<<xx1[imi]<<" "<< yy1[imi]<<"nmips-imi-1 = "<< nmips-imi-1<<endl; |
95f63b36 | 221 | } |
95f63b36 | 222 | |
d95247c3 | 223 | if(i==0) cout<<"Making graphs..."<<endl; |
224 | ||
8f1790c4 | 225 | TGraph *grwalkqtc = new TGraph (nmips,x1,y1); |
d95247c3 | 226 | grwalkqtc->SetTitle(Form("PMT%i",i)); |
227 | TGraph *grwalkled = new TGraph (nmips,x2,y1); | |
228 | grwalkled->SetTitle(Form("PMT%i",i)); | |
8f1790c4 | 229 | fWalk.AddAtAndExpand(grwalkqtc,i); |
230 | fAmpLEDRec.AddAtAndExpand(grwalkled,i); | |
d95247c3 | 231 | // cout<<" add walk "<<i<<endl; |
8f1790c4 | 232 | |
233 | //fit amplitude graphs to make comparison wth new one | |
234 | TGraph *grampled = new TGraph (nmips,xx1,yy1); | |
235 | TGraph *grqtc = new TGraph (nmips,x1,xx); | |
236 | fQTC.AddAtAndExpand(grqtc,i); | |
237 | fAmpLED.AddAtAndExpand(grampled,i); | |
d95247c3 | 238 | // cout<<" add amp "<<i<<endl; |
8f1790c4 | 239 | |
d95247c3 | 240 | if(i==23) |
95f63b36 | 241 | cout<<"Graphs created..."<<endl; |
271b5bd3 | 242 | } |
6318dd46 | 243 | } //if gFile exits |
d95247c3 | 244 | return ok; |
a2ad8166 | 245 | } |
246 | ||
c883fdf2 | 247 | |
248 | ||
249 |