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1dfe075f | 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 | **************************************************************************/ | |
0b28fd57 | 15 | |
16 | /* $Id$ */ | |
17 | ||
1dfe075f | 18 | //_________________________________________________________________________ |
19 | // An analysis task to check the HMPID data in simulated data | |
20 | // | |
21 | //*-- Annalisa Mastroserio | |
22 | ////////////////////////////////////////////////////////////////////////////// | |
23 | ||
0b28fd57 | 24 | #include <TCanvas.h> |
1dfe075f | 25 | #include <TChain.h> |
0b28fd57 | 26 | #include <TF1.h> |
27 | #include <TFile.h> | |
1dfe075f | 28 | #include <TH1F.h> |
29 | #include <TH2F.h> | |
1dfe075f | 30 | #include <TLegend.h> |
0b28fd57 | 31 | #include <TROOT.h> |
1dfe075f | 32 | #include <TVector3.h> |
1dfe075f | 33 | |
34 | #include "AliHMPIDQATask.h" | |
35 | #include "AliESD.h" | |
36 | #include "AliLog.h" | |
37 | #include "AliPID.h" | |
38 | ||
39 | //______________________________________________________________________________ | |
40 | AliHMPIDQATask::AliHMPIDQATask(const char *name) : | |
41 | AliAnalysisTask(name,""), | |
42 | fChain(0), | |
43 | fESD(0), | |
44 | fhHMPIDCkovP(0), | |
45 | fhHMPIDMipXY(0), | |
46 | fhHMPIDDifXY(0), | |
47 | fhHMPIDSigP(0) | |
48 | { | |
49 | // Constructor. | |
50 | // Input slot #0 works with an Ntuple | |
51 | DefineInput(0, TChain::Class()); | |
52 | // Output slot #0 writes into a TH1 container | |
53 | DefineOutput(0, TObjArray::Class()) ; | |
54 | ||
55 | Int_t i ; | |
56 | for(i = 0 ; i < 5 ; i++) | |
57 | fhHMPIDProb[i]=0; | |
58 | } | |
59 | ||
60 | //______________________________________________________________________________ | |
61 | AliHMPIDQATask::~AliHMPIDQATask() | |
62 | { | |
63 | // dtor | |
64 | fOutputContainer->Clear() ; | |
65 | delete fOutputContainer ; | |
66 | ||
67 | delete fhHMPIDCkovP ; | |
68 | delete fhHMPIDMipXY ; | |
69 | delete fhHMPIDDifXY ; | |
70 | delete fhHMPIDSigP ; | |
71 | delete [] fhHMPIDProb ; | |
72 | } | |
73 | ||
74 | //______________________________________________________________________________ | |
c52c2132 | 75 | void AliHMPIDQATask::ConnectInputData(const Option_t*) |
1dfe075f | 76 | { |
77 | // Initialisation of branch container and histograms | |
78 | ||
79 | AliInfo(Form("*** Initialization of %s", GetName())) ; | |
80 | ||
81 | // Get input data | |
82 | fChain = dynamic_cast<TChain *>(GetInputData(0)) ; | |
83 | if (!fChain) { | |
84 | AliError(Form("Input 0 for %s not found\n", GetName())); | |
85 | return ; | |
86 | } | |
87 | ||
c52c2132 | 88 | // One should first check if the branch address was taken by some other task |
89 | char ** address = (char **)GetBranchAddress(0, "ESD"); | |
90 | if (address) { | |
91 | fESD = (AliESD*)(*address); | |
92 | } else { | |
93 | fESD = new AliESD(); | |
94 | SetBranchAddress(0, "ESD", &fESD); | |
1dfe075f | 95 | } |
c52c2132 | 96 | } |
97 | ||
98 | //________________________________________________________________________ | |
99 | void AliHMPIDQATask::CreateOutputObjects() | |
100 | { | |
1dfe075f | 101 | // create histograms |
102 | fhHMPIDCkovP = new TH2F("CkovP" , "#theta_{c}, [rad];P, [GeV]", 150, 0, 7 ,100, -3, 1); | |
103 | fhHMPIDSigP = new TH2F("SigP" ,"#sigma_{#theta_c}" , 150, 0, 7 ,100, 0, 1e20); | |
104 | fhHMPIDMipXY = new TH2F("MipXY" ,"mip position" , 260, 0,130 ,252,0,126); | |
105 | fhHMPIDDifXY = new TH2F("DifXY" ,"diff" , 260, -10, 10 ,252,-10,10); | |
106 | ||
107 | fhHMPIDProb[0] = new TH1F("PidE" ,"PID: e yellow #mu magenta" ,100,0,1); | |
108 | fhHMPIDProb[0]->SetLineColor(kYellow); | |
109 | fhHMPIDProb[1] = new TH1F("PidMu","pid of #mu" ,100,0,1); | |
110 | fhHMPIDProb[1]->SetLineColor(kMagenta); | |
111 | fhHMPIDProb[2] = new TH1F("PidPi","PID: #pi red K green p blue",100,0,1); | |
112 | fhHMPIDProb[2]->SetLineColor(kRed); | |
113 | fhHMPIDProb[3] = new TH1F("PidK" ,"pid of K" ,100,0,1); | |
114 | fhHMPIDProb[3]->SetLineColor(kGreen); | |
115 | fhHMPIDProb[4] = new TH1F("PidP" ,"pid of p" ,100,0,1); | |
116 | fhHMPIDProb[4]->SetLineColor(kBlue); | |
117 | ||
118 | ||
119 | ||
120 | // create output container | |
121 | ||
122 | fOutputContainer = new TObjArray(9) ; | |
123 | fOutputContainer->SetName(GetName()) ; | |
124 | ||
125 | fOutputContainer->AddAt(fhHMPIDCkovP, 0) ; | |
126 | fOutputContainer->AddAt(fhHMPIDSigP, 1) ; | |
127 | fOutputContainer->AddAt(fhHMPIDMipXY, 2) ; | |
128 | fOutputContainer->AddAt(fhHMPIDDifXY, 3) ; | |
129 | fOutputContainer->AddAt(fhHMPIDProb[0], 4) ; | |
130 | fOutputContainer->AddAt(fhHMPIDProb[1], 5) ; | |
131 | fOutputContainer->AddAt(fhHMPIDProb[2], 6) ; | |
132 | fOutputContainer->AddAt(fhHMPIDProb[3], 7) ; | |
133 | fOutputContainer->AddAt(fhHMPIDProb[4], 8) ; | |
134 | } | |
135 | ||
136 | //______________________________________________________________________________ | |
137 | void AliHMPIDQATask::Exec(Option_t *) | |
138 | { | |
139 | // Processing of one event | |
140 | ||
141 | Long64_t entry = fChain->GetReadEntry() ; | |
142 | ||
143 | if (!fESD) { | |
144 | AliError("fESD is not connected to the input!") ; | |
145 | return ; | |
146 | } | |
147 | ||
148 | if ( !((entry-1)%100) ) | |
149 | AliInfo(Form("%s ----> Processing event # %lld", (dynamic_cast<TChain *>(fChain))->GetFile()->GetName(), entry)) ; | |
150 | ||
151 | // ************************ HMPID ************************************* | |
152 | Int_t iTrk ; | |
153 | for(iTrk = 0 ; iTrk < fESD->GetNumberOfTracks() ; iTrk++){ | |
154 | AliESDtrack *pTrk = fESD->GetTrack(iTrk) ; | |
155 | ||
156 | fhHMPIDCkovP->Fill( pTrk->GetP(), pTrk->GetHMPIDsignal() ) ; | |
157 | fhHMPIDSigP ->Fill( pTrk->GetP(), TMath::Sqrt(pTrk->GetHMPIDchi2()) ) ; | |
158 | ||
159 | // Float_t xm,ym; Int_t q,np; pTrk->GetHMPIDmip(xm,ym,q,np); fMipXY->Fill(xm,ym); //mip info | |
160 | // Float_t xd,yd,th,ph; pTrk->GetHMPIDtrk(xd,yd,th,ph); fDifXY->Fill(xd,yd); //track info | |
161 | ||
162 | Double_t pid[5] ; | |
163 | pTrk->GetHMPIDpid(pid) ; | |
164 | Int_t i ; | |
165 | for(i = 0 ; i < 5 ; i++) | |
166 | fhHMPIDProb[i]->Fill(pid[i]) ; | |
167 | }//tracks loop | |
168 | ||
169 | PostData(0, fOutputContainer); | |
170 | } | |
171 | ||
172 | //______________________________________________________________________________ | |
173 | void AliHMPIDQATask::Terminate(Option_t *) | |
174 | { | |
175 | // Processing when the event loop is ended | |
c52c2132 | 176 | fOutputContainer = (TObjArray*)GetOutputData(0); |
177 | fhHMPIDCkovP = (TH2F*)fOutputContainer->At(0); | |
178 | fhHMPIDSigP = (TH2F*)fOutputContainer->At(1); | |
179 | fhHMPIDMipXY = (TH2F*)fOutputContainer->At(2); | |
180 | fhHMPIDDifXY = (TH2F*)fOutputContainer->At(3); | |
181 | fhHMPIDProb[0] = (TH1F*)fOutputContainer->At(4); | |
182 | fhHMPIDProb[1] = (TH1F*)fOutputContainer->At(5); | |
183 | fhHMPIDProb[2] = (TH1F*)fOutputContainer->At(6); | |
184 | fhHMPIDProb[3] = (TH1F*)fOutputContainer->At(7); | |
185 | fhHMPIDProb[4] = (TH1F*)fOutputContainer->At(8); | |
1dfe075f | 186 | |
187 | Float_t n = 1.292 ; //mean freon ref idx | |
188 | TF1 * hHMPIDpPi = new TF1("RiPiTheo", "acos(sqrt(x*x+[0]*[0])/(x*[1]))", 1.2, 7) ; | |
189 | hHMPIDpPi->SetLineWidth(1) ; | |
190 | hHMPIDpPi->SetParameter(1,n) ; | |
191 | ||
192 | AliPID ppp ; | |
193 | hHMPIDpPi->SetLineColor(kRed); | |
194 | hHMPIDpPi->SetParameter(0,AliPID::ParticleMass(AliPID::kPion)); //mass | |
195 | ||
196 | TF1 * hHMPIDK = static_cast<TF1*>(hHMPIDpPi->Clone()) ; | |
197 | hHMPIDK ->SetLineColor(kGreen) ; | |
198 | hHMPIDK ->SetParameter(0, AliPID::ParticleMass(AliPID::kKaon)) ; | |
199 | ||
200 | TF1 * hHMPIDP=static_cast<TF1*>(hHMPIDpPi->Clone()) ; | |
201 | hHMPIDP ->SetLineColor(kBlue) ; | |
202 | hHMPIDP ->SetParameter(0,AliPID::ParticleMass(AliPID::kProton)) ; | |
203 | ||
204 | TCanvas * cHMPID = new TCanvas("cHMPID","HMPID ESD Test") ; | |
205 | cHMPID->SetFillColor(10) ; | |
206 | cHMPID->SetHighLightColor(10) ; | |
207 | cHMPID->Divide(3,2) ; | |
208 | ||
209 | cHMPID->cd(1); | |
210 | fhHMPIDCkovP->Draw() ; | |
211 | hHMPIDpPi->Draw("same") ; | |
212 | hHMPIDK->Draw("same") ; | |
213 | hHMPIDP->Draw("same") ; | |
214 | ||
215 | cHMPID->cd(2) ; | |
216 | fhHMPIDMipXY->Draw() ; | |
217 | ||
218 | cHMPID->cd(3) ; | |
219 | fhHMPIDProb[0]->Draw() ; | |
220 | fhHMPIDProb[1]->Draw("same") ; | |
221 | ||
222 | cHMPID->cd(4) ; | |
223 | fhHMPIDSigP ->Draw() ; | |
224 | ||
225 | cHMPID->cd(5) ; | |
226 | fhHMPIDDifXY->Draw() ; | |
227 | ||
228 | cHMPID->cd(6) ; | |
229 | fhHMPIDProb[2]->Draw() ; | |
230 | fhHMPIDProb[3]->Draw("same") ; | |
231 | fhHMPIDProb[4]->Draw("same") ; | |
232 | ||
233 | cHMPID->Print("HMPID.eps"); | |
234 | ||
235 | char line[1024] ; | |
236 | sprintf(line, ".!tar -zcvf %s.tar.gz *.eps", GetName()) ; | |
237 | gROOT->ProcessLine(line); | |
238 | sprintf(line, ".!rm -fR *.eps"); | |
239 | gROOT->ProcessLine(line); | |
240 | ||
241 | AliInfo(Form("!!! All the eps files are in %s.tar.gz !!! \n", GetName())) ; | |
242 | } |