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641e1e0c | 1 | //Create by Christine Nattrass, Rebecca Scott, Irakli Martashvili |
2 | //University of Tennessee at Knoxville | |
3 | #include "AliAnalysisHadEt.h" | |
4 | #include "TMath.h" | |
5 | #include "TList.h" | |
6 | #include "TH1F.h" | |
7 | #include "TH2F.h" | |
8 | #include <iostream> | |
9 | #include "AliAnalysisEtCuts.h" | |
10 | #include "AliVEvent.h" | |
11 | ||
12 | using namespace std; | |
13 | ||
14 | ClassImp(AliAnalysisHadEt); | |
15 | ||
16 | ||
17 | Int_t AliAnalysisHadEt::numOfEtaBins = 46; | |
18 | Float_t AliAnalysisHadEt::etaAxis[47]={-0.78, -0.74, -0.7, -0.66, -0.62, -0.58, -0.54, -0.5, -0.46, -0.42, -0.38, -0.34, -0.3, -0.26, -0.22, -0.18, -0.14, -0.12, -0.1, -0.08, -0.06, -0.04, -0.02, -0.0, 0.02, 0.04, 0.06, 0.08, 0.1, 0.12, 0.14, 0.18, 0.22, 0.26, 0.3, 0.34, 0.38, 0.42, 0.46, 0.5, 0.54, 0.58, 0.62, 0.66, 0.7, 0.74, 0.78}; | |
19 | Int_t AliAnalysisHadEt::numOfPtBins = 111; | |
20 | Float_t AliAnalysisHadEt::ptAxis[117]= | |
21 | {0.0,0.01,0.02,0.03,0.04, 0.05, 0.06,0.07,0.08,0.09, 0.10,0.11, .12,0.13, .14,0.15, .16,0.17, .18,0.19, | |
22 | 0.2, .22, .24, .26, .28, 0.30, 0.32, .34, .36, .38, 0.40, .42, .44, .46, .48, | |
23 | 0.5, .52, .54, .56, .58, 0.60, 0.62, .64, .66, .68, 0.70, .72, .74, .76, .78, | |
24 | .80, .82, .84, .86, .88, 0.90, 0.92, .94, .96, .98, 1.00,1.05, 1.1,1.15, 1.2, | |
25 | 1.25, 1.3,1.35,1.40,1.45, 1.50, 1.55, 1.6,1.65, 1.7, 1.75, 1.8,1.85, 1.9,1.95, | |
26 | 2.0, 2.2, 2.4, 2.6, 2.8, 3.00, 3.20, 3.4, 3.6, 3.8, 4.00, 4.2, 4.4, 4.6, 4.8, | |
27 | 5.0, 5.5, 6.0, 6.5, 7.0, 7.50, 8.00, 8.5, 9.0, 9.5, 10.0,12.0,14.0,16.0,18.0, | |
28 | 20.0,25.0,30.0,35.0,40.0, 45.0, 50.0}; | |
29 | ||
30 | AliAnalysisHadEt::AliAnalysisHadEt() : | |
31 | fHistogramNameSuffix("") | |
32 | ,fPdgDB(0) | |
33 | ,PiPlusCode(0) | |
34 | ,PiMinusCode(0) | |
35 | ,KPlusCode(0) | |
36 | ,KMinusCode(0) | |
37 | ,ProtonCode(0) | |
38 | ,AntiProtonCode(0) | |
39 | ,LambdaCode(0) | |
40 | ,AntiLambdaCode(0) | |
41 | ,K0SCode(0) | |
42 | ,OmegaCode(0) | |
43 | ,AntiOmegaCode(0) | |
44 | ,Xi0Code(0) | |
45 | ,AntiXi0Code(0) | |
46 | ,XiCode(0) | |
47 | ,AntiXiCode(0) | |
48 | ,SigmaCode(0) | |
49 | ,AntiSigmaCode(0) | |
50 | ,K0LCode(0) | |
51 | ,NeutronCode(0) | |
52 | ,AntiNeutronCode(0) | |
53 | ,EPlusCode(0) | |
54 | ,EMinusCode(0) | |
55 | ,PionMass(0) | |
56 | ,fSumEt(0) | |
57 | ,fSumEtAcc(0) | |
58 | ,fTotEt(0) | |
59 | ,fTotEtAcc(0) | |
60 | ,fTotNeutralEt(0) | |
61 | ,fTotNeutralEtAcc(0) | |
62 | ,fTotChargedEt(0) | |
63 | ,fTotChargedEtAcc(0) | |
64 | ,fMultiplicity(0) | |
65 | ,fChargedMultiplicity(0) | |
66 | ,fNeutralMultiplicity(0) | |
67 | ,fEtaCut(EtCommonCuts::kEtaCut) | |
68 | ,fEtaCutAcc(0) | |
69 | //,fPhiCutAccMin(0) | |
70 | //,fPhiCutAccMax(360.) | |
71 | ,fVertexXCut(0) | |
72 | ,fVertexYCut(0) | |
73 | ,fVertexZCut(0) | |
74 | ,fIPxyCut(0) | |
75 | ,fIPzCut(0) | |
76 | //,fSingleCellEnergyCut(0) | |
77 | //,fClusterEnergyCut(EtCommonCuts::kClusterEnergyCut) | |
78 | //,fTrackPtCut(EtCommonCuts::kTrackPtCut) | |
79 | ,esdtrackCutsITSTPC(0) | |
80 | ,esdtrackCutsTPC(0) | |
81 | ,esdtrackCutsITS(0) | |
82 | ,histoList(0) | |
83 | { | |
84 | ||
85 | } | |
86 | ||
87 | AliAnalysisHadEt::~AliAnalysisHadEt() | |
88 | { | |
89 | ||
90 | } | |
91 | ||
92 | Int_t AliAnalysisHadEt::AnalyseEvent(AliVEvent *event) | |
93 | { | |
94 | //this line is basically here to eliminate a compiler warning that event is not used. Making it a virtual function did not work with the plugin. | |
95 | cout<<"This event has "<<event->GetNumberOfTracks()<<" tracks"<<endl; | |
96 | return 0; | |
97 | } | |
98 | ||
99 | void AliAnalysisHadEt::FillOutputList() | |
100 | { | |
101 | } | |
102 | ||
103 | void AliAnalysisHadEt::Init() | |
104 | { | |
105 | if(!fPdgDB) fPdgDB = new TDatabasePDG(); | |
106 | //the codes are defined in $ROOTSYS/etc/pdg_table.txt | |
107 | PionMass = fPdgDB->GetParticle("pi+")->Mass(); | |
108 | PiPlusCode = fPdgDB->GetParticle("pi+")->PdgCode(); | |
109 | PiMinusCode = fPdgDB->GetParticle("pi-")->PdgCode(); | |
110 | KPlusCode = fPdgDB->GetParticle("K+")->PdgCode(); | |
111 | KMinusCode = fPdgDB->GetParticle("K-")->PdgCode(); | |
112 | ProtonCode = fPdgDB->GetParticle("proton")->PdgCode(); | |
113 | AntiProtonCode = fPdgDB->GetParticle("antiproton")->PdgCode(); | |
114 | LambdaCode = fPdgDB->GetParticle("Lambda0")->PdgCode(); | |
115 | AntiLambdaCode = fPdgDB->GetParticle("Lambda0_bar")->PdgCode(); | |
116 | K0SCode = fPdgDB->GetParticle("K_S0")->PdgCode(); | |
117 | OmegaCode = fPdgDB->GetParticle("Omega-")->PdgCode(); | |
118 | AntiOmegaCode = fPdgDB->GetParticle("Omega+")->PdgCode(); | |
119 | Xi0Code = fPdgDB->GetParticle("Xi0")->PdgCode(); | |
120 | AntiXi0Code = fPdgDB->GetParticle("Xi0_bar")->PdgCode(); | |
121 | XiCode = fPdgDB->GetParticle("Xi-")->PdgCode(); | |
122 | AntiXiCode = fPdgDB->GetParticle("Xi-_bar")->PdgCode(); | |
123 | SigmaCode = fPdgDB->GetParticle("Sigma-")->PdgCode(); | |
124 | AntiSigmaCode = fPdgDB->GetParticle("Sigma+")->PdgCode(); | |
125 | K0LCode = fPdgDB->GetParticle("K_L0")->PdgCode(); | |
126 | NeutronCode = fPdgDB->GetParticle("neutron")->PdgCode(); | |
127 | AntiNeutronCode = fPdgDB->GetParticle("antineutron")->PdgCode(); | |
128 | EPlusCode = fPdgDB->GetParticle("e+")->PdgCode(); | |
129 | EMinusCode = fPdgDB->GetParticle("e-")->PdgCode(); | |
130 | } | |
131 | ||
132 | void AliAnalysisHadEt::CreateHistograms() | |
133 | { | |
134 | } | |
135 | ||
136 | void AliAnalysisHadEt::FillHistograms() | |
137 | { | |
138 | } | |
139 | ||
140 | void AliAnalysisHadEt::ResetEventValues() | |
141 | { | |
142 | fTotEt = 0; | |
143 | fTotEtAcc = 0; | |
144 | fTotNeutralEt = 0; | |
145 | fTotNeutralEtAcc = 0; | |
146 | fTotChargedEt = 0; | |
147 | fTotChargedEtAcc = 0; | |
148 | fMultiplicity = 0; | |
149 | fChargedMultiplicity = 0; | |
150 | fNeutralMultiplicity = 0; | |
151 | } | |
152 | void AliAnalysisHadEt::CreateEtaPtHisto2D(TString name, TString title) | |
153 | { | |
154 | TString *histoname = new TString(); | |
155 | TString *histotitle = new TString(); | |
156 | ||
157 | histoname->Append(name); | |
158 | histotitle->Append(title); | |
159 | //TH2F *h1 = new TH2F("h1", "Histogram with Gaussian random distribution", numOfPtBins, ptBinsArray, numOfEtaBins, etaBinsArray); | |
160 | ||
161 | TH2F *histo = new TH2F(histoname->Data(),histotitle->Data(),numOfPtBins, ptAxis, numOfEtaBins, etaAxis); | |
162 | histo->SetYTitle("#eta"); | |
163 | histo->SetXTitle("p_{T}"); | |
164 | histo->SetZTitle("E_{T}"); | |
165 | histo->Sumw2(); | |
166 | histoList->Add(histo); | |
167 | delete histoname; | |
168 | delete histotitle; | |
169 | ||
170 | } | |
171 | ||
172 | void AliAnalysisHadEt::CreateHisto1D(TString name, TString title, TString xtitle, TString ytitle,Int_t xbins, Float_t xlow,Float_t xhigh) | |
173 | { | |
174 | TString *histoname = new TString(); | |
175 | TString *histotitle = new TString(); | |
176 | ||
177 | //cout<<"creating "<<name<<endl; | |
178 | ||
179 | histoname->Append(name); | |
180 | histotitle->Append(title); | |
181 | // printf("%s \n ",histoname->Data()); | |
182 | TH1F *histo = new TH1F(histoname->Data(),histotitle->Data(),xbins,xlow,xhigh); | |
183 | histo->SetYTitle(ytitle); | |
184 | histo->SetXTitle(xtitle); | |
185 | histo->Sumw2(); | |
186 | histoList->Add(histo); | |
187 | delete histoname; | |
188 | delete histotitle; | |
189 | ||
190 | } | |
191 | void AliAnalysisHadEt::CreateIntHisto1D(TString name, TString title, TString xtitle, TString ytitle,Int_t xbins, Int_t xlow,Int_t xhigh) | |
192 | { | |
193 | TString *histoname = new TString(); | |
194 | TString *histotitle = new TString(); | |
195 | ||
196 | //cout<<"creating "<<name<<endl; | |
197 | ||
198 | histoname->Append(name); | |
199 | histotitle->Append(title); | |
200 | // printf("%s \n ",histoname->Data()); | |
201 | TH1I *histo = new TH1I(histoname->Data(),histotitle->Data(),xbins,xlow,xhigh); | |
202 | histo->SetYTitle(ytitle); | |
203 | histo->SetXTitle(xtitle); | |
204 | histo->Sumw2(); | |
205 | histoList->Add(histo); | |
206 | delete histoname; | |
207 | delete histotitle; | |
208 | ||
209 | } | |
210 | void AliAnalysisHadEt::CreateHisto2D(TString name, TString title, TString xtitle, TString ytitle,Int_t xbins, Float_t xlow,Float_t xhigh,Int_t ybins,Float_t ylow,Float_t yhigh) | |
211 | { | |
212 | TString *histoname = new TString(); | |
213 | TString *histotitle = new TString(); | |
214 | ||
215 | //cout<<"creating "<<name<<endl; | |
216 | ||
217 | histoname->Append(name); | |
218 | histotitle->Append(title); | |
219 | // printf("%s \n ",histoname->Data()); | |
220 | TH2F *histo = new TH2F(histoname->Data(),histotitle->Data(),xbins,xlow,xhigh,ybins,ylow,yhigh); | |
221 | histo->SetYTitle(ytitle); | |
222 | histo->SetXTitle(xtitle); | |
223 | histo->Sumw2(); | |
224 | histoList->Add(histo); | |
225 | delete histoname; | |
226 | delete histotitle; | |
227 | ||
228 | } | |
229 | void AliAnalysisHadEt::CreateIntHisto2D(TString name, TString title, TString xtitle, TString ytitle,Int_t xbins, Int_t xlow,Int_t xhigh,Int_t ybins,Int_t ylow,Int_t yhigh) | |
230 | { | |
231 | TString *histoname = new TString(); | |
232 | TString *histotitle = new TString(); | |
233 | ||
234 | //cout<<"creating "<<name<<endl; | |
235 | ||
236 | histoname->Append(name); | |
237 | histotitle->Append(title); | |
238 | // printf("%s \n ",histoname->Data()); | |
239 | TH2I *histo = new TH2I(histoname->Data(),histotitle->Data(),xbins,xlow,xhigh,ybins,ylow,yhigh); | |
240 | histo->SetYTitle(ytitle); | |
241 | histo->SetXTitle(xtitle); | |
242 | histo->Sumw2(); | |
243 | histoList->Add(histo); | |
244 | delete histoname; | |
245 | delete histotitle; | |
246 | ||
247 | } | |
248 | ||
249 | void AliAnalysisHadEt::CreateEtaHisto1D(TString name, TString title) | |
250 | { | |
251 | TString *histoname = new TString(); | |
252 | TString *histotitle = new TString(); | |
253 | ||
254 | ||
255 | histoname->Append(name); | |
256 | histotitle->Append(title); | |
257 | TH1F *histo = new TH1F(histoname->Data(),histotitle->Data(),numOfEtaBins, etaAxis); | |
258 | histo->SetYTitle("E_{T}"); | |
259 | histo->SetXTitle("#eta"); | |
260 | histo->Sumw2(); | |
261 | histoList->Add(histo); | |
262 | delete histoname; | |
263 | delete histotitle; | |
264 | ||
265 | } | |
266 | void AliAnalysisHadEt::FillHisto1D(TString histname, Float_t x, Float_t weight) | |
267 | { | |
268 | TH1F *histo; | |
269 | TString *name = new TString(); | |
270 | ||
271 | name->Append(histname); | |
272 | histo = (TH1F *)histoList->FindObject(name->Data()); | |
273 | if(histo){ | |
274 | histo->Fill((Double_t)x, weight); | |
275 | } | |
276 | else{cerr<<"CorrelationMaker::FillHisto1D: no histogram "<< name->Data()<<endl;} | |
277 | delete name; | |
278 | } | |
279 | void AliAnalysisHadEt::FillHisto2D(TString histname, Float_t x, Float_t y, Float_t weight) | |
280 | { | |
281 | TH2F *histo; | |
282 | TString *name = new TString(); | |
283 | ||
284 | name->Append(histname); | |
285 | histo = (TH2F *)histoList->FindObject(name->Data()); | |
286 | if(histo){ | |
287 | histo->Fill((Double_t)x,(Double_t)y, weight); | |
288 | } | |
289 | else{cerr<<"CorrelationMaker::FillHisto2D: no histogram "<< name->Data()<<endl;} | |
290 | delete name; | |
291 | } | |
292 | ||
293 | ||
294 | Float_t AliAnalysisHadEt::Et(TParticle *part, float mass){ | |
295 | if(mass == -1000){//if no mass given return default | |
296 | if(TMath::Abs(part->GetPDG(0)->PdgCode())==2212 || TMath::Abs(part->GetPDG(0)->PdgCode())==2112){ | |
297 | if(part->GetPDG(0)->PdgCode()==-2212 || part->GetPDG(0)->PdgCode()==-2112){//antiproton or antineutron | |
298 | //for antinucleons we specifically want to return the kinetic energy plus twice the rest mass | |
299 | return (part->Energy()+part->GetMass())*TMath::Sin(part->Theta()); | |
300 | } | |
301 | if(part->GetPDG(0)->PdgCode()==2212 || part->GetPDG(0)->PdgCode()==2112){//antiproton or antineutron | |
302 | //for nucleons we specifically want to return the kinetic energy only | |
303 | return (part->Energy()-part->GetMass())*TMath::Sin(part->Theta()); | |
304 | } | |
305 | } | |
306 | else{//otherwise go to the default | |
307 | return part->Energy()*TMath::Sin(part->Theta()); | |
308 | } | |
309 | } | |
310 | else{//otherwise use the mass that was given | |
311 | return (TMath::Sqrt(TMath::Power(part->P(),2.0)+TMath::Power(mass,2.0)))*TMath::Sin(part->Theta()); | |
312 | } | |
313 | return 0.0; | |
314 | } |