]>
Commit | Line | Data |
---|---|---|
dc740de4 | 1 | /* $Id$ */ |
2 | ||
75e130df | 3 | // |
4 | // Script to test the dN/dEta analysis using the dNdEtaAnalysis and | |
5 | // dNdEtaCorrection classes. Note that there is a cut on the events, | |
6 | // so the measurement will be biassed. | |
7 | // | |
8 | // implementation with TSelector | |
9 | // | |
10 | ||
11 | #include "../CreateESDChain.C" | |
0bd1f8a0 | 12 | #include "../PWG0Helper.C" |
75e130df | 13 | |
93ec06b5 | 14 | void rundNdEtaAnalysis(Char_t* data, Int_t nRuns=20, Int_t offset=0, Bool_t aMC = kFALSE, Bool_t aDebug = kFALSE, Bool_t aProof = kFALSE, const char* correctionMapFile = "correction_map.root", const char* correctionMapFolder = "dndeta_correction", const char* option = "", const char* proofServer = "lxb6046") |
75e130df | 15 | { |
0bd1f8a0 | 16 | if (aProof) |
4c351225 | 17 | connectProof(proofServer); |
10ebe68d | 18 | |
0bd1f8a0 | 19 | TString libraries("libEG;libGeom;libESD;libPWG0base"); |
447c325d | 20 | TString packages("PWG0base"); |
16e24ca3 | 21 | |
0bd1f8a0 | 22 | if (!prepareQuery(libraries, packages, kTRUE)) |
23 | return; | |
16e24ca3 | 24 | |
0bd1f8a0 | 25 | gROOT->ProcessLine(".L CreateCuts.C"); |
26 | gROOT->ProcessLine(".L drawPlots.C"); | |
16e24ca3 | 27 | |
0bd1f8a0 | 28 | TChain* chain = CreateESDChain(data, nRuns, offset); |
75e130df | 29 | |
0bd1f8a0 | 30 | TList inputList; |
16e24ca3 | 31 | |
9e952c39 | 32 | // selection of esd tracks |
33 | AliESDtrackCuts* esdTrackCuts = CreateTrackCuts(); | |
34 | if (!esdTrackCuts) | |
847489f7 | 35 | { |
9e952c39 | 36 | printf("ERROR: esdTrackCuts could not be created\n"); |
37 | return; | |
847489f7 | 38 | } |
39 | ||
9e952c39 | 40 | inputList.Add(esdTrackCuts); |
41 | ||
dc740de4 | 42 | TString selectorName = ((aMC == kFALSE) ? "AlidNdEtaAnalysisESDSelector" : "AlidNdEtaAnalysisMCSelector"); |
4dd2ad81 | 43 | AliLog::SetClassDebugLevel(selectorName, AliLog::kInfo); |
44 | ||
4c351225 | 45 | selectorName += ".cxx+"; |
16e24ca3 | 46 | |
fcf2fb36 | 47 | if (aDebug != kFALSE) |
74fd10b3 | 48 | selectorName += "+g"; |
fcf2fb36 | 49 | |
5c495d37 | 50 | Int_t result = executeQuery(chain, &inputList, selectorName, option); |
847489f7 | 51 | |
0bd1f8a0 | 52 | if (result >= 0) |
16e24ca3 | 53 | { |
74fd10b3 | 54 | if (aMC) |
0bd1f8a0 | 55 | { |
74fd10b3 | 56 | dNdEtaAnalysis* fdNdEtaAnalysis = new dNdEtaAnalysis("dndeta", "dndeta"); |
57 | ||
58 | TFile* file = TFile::Open("analysis_mc.root"); | |
59 | ||
60 | if (!file) | |
61 | { | |
62 | cout << "Error. File not found" << endl; | |
63 | return; | |
64 | } | |
65 | fdNdEtaAnalysis->LoadHistograms(); | |
0448e811 | 66 | fdNdEtaAnalysis->DrawHistograms(kTRUE); |
0bd1f8a0 | 67 | } |
74fd10b3 | 68 | else |
0448e811 | 69 | FinishAnalysisAll("analysis_esd_raw.root", "analysis_esd.root", correctionMapFile, correctionMapFolder); |
74fd10b3 | 70 | } |
71 | } | |
72 | ||
73 | void FinishAnalysisAll(const char* dataInput = "analysis_esd_raw.root", const char* dataOutput = "analysis_esd.root", const char* correctionMapFile = "correction_map.root", const char* correctionMapFolder = "dndeta_correction") | |
74 | { | |
75 | gSystem->Load("libPWG0base"); | |
76 | ||
77 | AlidNdEtaCorrection* dNdEtaCorrection = new AlidNdEtaCorrection(correctionMapFolder, correctionMapFolder); | |
78 | TFile::Open(correctionMapFile); | |
79 | dNdEtaCorrection->LoadHistograms(); | |
10ebe68d | 80 | |
74fd10b3 | 81 | TFile* file = TFile::Open(dataInput); |
82 | ||
83 | if (!file) | |
84 | { | |
85 | cout << "Error. File not found" << endl; | |
86 | return; | |
87 | } | |
88 | ||
89 | dNdEtaAnalysis* fdNdEtaAnalysis = new dNdEtaAnalysis("dndeta", "dndeta"); | |
90 | fdNdEtaAnalysis->LoadHistograms("dndeta"); | |
91 | fdNdEtaAnalysis->Finish(dNdEtaCorrection, 0.3, AlidNdEtaCorrection::kINEL); | |
92 | fdNdEtaAnalysis->DrawHistograms(kTRUE); | |
93 | TFile* file2 = TFile::Open(dataOutput, "RECREATE"); | |
94 | fdNdEtaAnalysis->SaveHistograms(); | |
95 | ||
96 | file->cd(); | |
97 | fdNdEtaAnalysis = new dNdEtaAnalysis("dndetaTr", "dndetaTr"); | |
98 | fdNdEtaAnalysis->LoadHistograms("dndeta"); | |
99 | fdNdEtaAnalysis->Finish(dNdEtaCorrection, 0.3, AlidNdEtaCorrection::kVertexReco); | |
100 | fdNdEtaAnalysis->DrawHistograms(kTRUE); | |
101 | file2->cd(); | |
102 | fdNdEtaAnalysis->SaveHistograms(); | |
103 | ||
104 | file->cd(); | |
105 | fdNdEtaAnalysis = new dNdEtaAnalysis("dndetaTrVtx", "dndetaTrVtx"); | |
106 | fdNdEtaAnalysis->LoadHistograms("dndeta"); | |
107 | fdNdEtaAnalysis->Finish(dNdEtaCorrection, 0.3, AlidNdEtaCorrection::kTrack2Particle); | |
108 | fdNdEtaAnalysis->DrawHistograms(kTRUE); | |
109 | file2->cd(); | |
110 | fdNdEtaAnalysis->SaveHistograms(); | |
9e952c39 | 111 | |
112 | file->cd(); | |
113 | fdNdEtaAnalysis = new dNdEtaAnalysis("dndetaTracks", "dndetaTracks"); | |
114 | fdNdEtaAnalysis->LoadHistograms("dndeta"); | |
115 | fdNdEtaAnalysis->Finish(0, 0.3, AlidNdEtaCorrection::kNone); | |
116 | fdNdEtaAnalysis->DrawHistograms(kTRUE); | |
117 | file2->cd(); | |
118 | fdNdEtaAnalysis->SaveHistograms(); | |
74fd10b3 | 119 | } |
120 | ||
121 | void FinishAnalysis(const char* analysisFile = "analysis_esd.root", const char* analysisDir = "dndeta", const char* correctionMapFile = "correction_map.root", const char* correctionMapFolder = "dndeta_correction", Bool_t useUncorrected = kFALSE, Bool_t simple = kFALSE) | |
122 | { | |
123 | gSystem->Load("libPWG0base"); | |
124 | ||
125 | TFile* file = TFile::Open(analysisFile); | |
126 | ||
127 | dNdEtaAnalysis* fdNdEtaAnalysis = new dNdEtaAnalysis(analysisDir, analysisDir); | |
128 | fdNdEtaAnalysis->LoadHistograms(); | |
129 | ||
130 | if (correctionMapFile) | |
131 | { | |
132 | AlidNdEtaCorrection* dNdEtaCorrection = new AlidNdEtaCorrection(correctionMapFolder, correctionMapFolder); | |
133 | TFile::Open(correctionMapFile); | |
134 | dNdEtaCorrection->LoadHistograms(); | |
135 | ||
136 | fdNdEtaAnalysis->Finish(dNdEtaCorrection, 0.3); | |
10ebe68d | 137 | } |
74fd10b3 | 138 | |
139 | fdNdEtaAnalysis->DrawHistograms(simple); | |
140 | ||
141 | TH1* hist = fdNdEtaAnalysis->GetdNdEtaHistogram(1); | |
142 | Int_t binLeft = hist->GetXaxis()->FindBin(-0.5); | |
143 | Int_t binRight = hist->GetXaxis()->FindBin(0.5); | |
144 | Float_t value1 = hist->Integral(binLeft, binRight); | |
145 | ||
146 | hist = fdNdEtaAnalysis->GetdNdEtaHistogram(2); | |
147 | Float_t value2 = hist->Integral(binLeft, binRight); | |
148 | ||
149 | printf("Ratio is %f, values are %f %f\n", value1 / value2, value1, value2); | |
75e130df | 150 | } |