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259c3296 | 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 | **************************************************************************/ | |
50685501 | 15 | // |
16 | // QA class of Heavy Flavor quark and fragmeted/decayed particles | |
17 | // -Check kinematics of Heavy Quarks/hadrons, and decayed leptons | |
18 | // pT, rapidity | |
19 | // decay lepton kinematics w/wo acceptance | |
20 | // heavy hadron decay length, electron pT fraction carried from decay | |
21 | // -Check yield of Heavy Quarks/hadrons | |
22 | // Number of produced heavy quark | |
23 | // Number of produced hadron of given pdg code | |
24 | // | |
259c3296 | 25 | |
c2690925 | 26 | #ifndef ALIHFEMCQA_H |
27 | #define ALIHFEMCQA_H | |
28 | ||
259c3296 | 29 | #ifndef ROOT_TObject |
75d81601 | 30 | //#include <TObject.h> |
259c3296 | 31 | #endif |
32 | ||
33 | class TH1F; | |
34 | class TH2F; | |
70da6c5a | 35 | class TList; |
259c3296 | 36 | class TParticle; |
37 | class TString; | |
faee3b18 | 38 | class AliMCEvent; |
9bcfd1ab | 39 | class AliGenEventHeader; |
9250ffbf | 40 | class AliMCParticle; |
0792aa82 | 41 | class AliAODMCParticle; |
c2690925 | 42 | class AliHFEcollection; |
a8ef1999 | 43 | class TTreeSRedirector; |
259c3296 | 44 | |
45 | //________________________________________________________________ | |
46 | class AliHFEmcQA: public TObject { | |
47 | ||
70da6c5a | 48 | public: |
faee3b18 | 49 | enum heavyType {kCharm=4, kBeauty=5, kOthers=6, kElectronPDG=11}; |
70da6c5a | 50 | enum qType {kQuark, kantiQuark, kHadron, keHadron, kDeHadron, kElectron, kElectron2nd}; |
cedf0381 | 51 | enum SourceType {kDirectCharm=1, kDirectBeauty=2, kBeautyCharm=3, kGamma=4, kPi0=5, kElse=6, kMisID=7, kEta=8, kOmega=9, kPhi=10, kEtaPrime=11, kRho0=12, kGammaPi0=13, kGammaEta=14, kGammaOmega=15, kGammaPhi=16, kGammaEtaPrime=17, kGammaRho0=18, kJpsi=19, kB2Jpsi=20, kKe3=21, kGammaB2M=22, kGammaD2M=23}; |
70da6c5a | 52 | enum ProcessType { |
53 | kPairCreationFromq, kPairCreationFromg, kFlavourExitation, kGluonSplitting, kInitialPartonShower, kLightQuarkShower | |
54 | }; | |
9250ffbf | 55 | enum{ |
56 | kBgPtBins = 44, | |
8c1c76e9 | 57 | kElecBgSpecies = 6, |
58 | kCentBins = 11, | |
59 | kBgLevels = 3 | |
9250ffbf | 60 | }; |
61 | ||
70da6c5a | 62 | |
63 | AliHFEmcQA(); | |
64 | AliHFEmcQA(const AliHFEmcQA &p); // copy constructor | |
65 | AliHFEmcQA &operator=(const AliHFEmcQA &); // assignment operator | |
66 | ||
67 | virtual ~AliHFEmcQA(); | |
68 | ||
70da6c5a | 69 | TList *GetList() const { return fQAhistos; }; |
70 | void PostAnalyze() const; | |
e3fc062d | 71 | void CreatDefaultHistograms(TList * const qaList); // create default histograms |
a8ef1999 | 72 | void CreateHistograms(const Int_t kquark); // create histograms for mc qa analysis |
faee3b18 | 73 | void SetMCEvent(AliMCEvent* const mcEvent){fMCEvent = mcEvent;} |
70da6c5a | 74 | void SetGenEventHeader(AliGenEventHeader* const mcHeader){fMCHeader=mcHeader;} // set stack pointer |
75 | void SetMCArray(TClonesArray* const mcarry){fMCArray=mcarry;} // set mcarray pointer | |
76 | void Init(); | |
77 | ||
78 | void GetQuarkKine(TParticle *part, Int_t iTrack, const Int_t kquark); // get heavy quark kinematics distribution | |
79 | void GetHadronKine(TParticle *part, const Int_t kquark); // get heavy hadron kinematics distribution | |
a8ef1999 | 80 | void GetDecayedKine(TParticle *part, const Int_t kquark, const Int_t kdecayed); // get decay electron kinematics distribution |
81 | void GetDecayedKine(AliAODMCParticle *mcpart, const Int_t kquark, Int_t kdecayed); // get decay electron kinematics for AOD | |
c2690925 | 82 | void GetMesonKine(); // get meson and its decay electron pt spectra |
70da6c5a | 83 | void EndOfEventAna(const Int_t kquark); // run analysis which should be done at the end of the event loop |
9250ffbf | 84 | Int_t GetSource(const TParticle * const mcpart); // return source id |
85 | Int_t GetElecSource(TParticle * const mcpart); // return electron source id | |
11ff28c5 | 86 | Int_t GetSource(const AliVParticle * const mcpart); // return electron source id for AOD |
8c1c76e9 | 87 | Double_t GetWeightFactor(AliMCParticle *mctrack, const Int_t iBgLevel); // return best/lower/upper weighting factor for electron's mother meson |
11ff28c5 | 88 | Int_t GetWeightCentralityBin(const Float_t percentile) const; //translate the centrality percentile into the centrality bin of the reference weighting histograms for electron background |
a8ef1999 | 89 | void EnableDebugStreamer() { fIsDebugStreamerON = kTRUE;}; |
9250ffbf | 90 | |
91 | void SetBackgroundWeightFactor(Double_t *elecBackgroundFactor, Double_t *binLimit); | |
a8ef1999 | 92 | void SetContainerStep(Int_t containerStep) { fContainerStep = containerStep;}; |
93 | void SetHFEImpactParameters(Double_t hfeimpactR, Double_t hfeimpactnsigmaR) {fHfeImpactR = hfeimpactR; fHfeImpactnsigmaR = hfeimpactnsigmaR; }; | |
94 | void SetTrkKine(Double_t pt, Double_t eta, Double_t phi) {fRecPt = pt; fRecEta = eta; fRecPhi = phi;}; | |
95 | void SetITSInfo(Double_t ilyrhit, Double_t ilyrstat) { fLyrhit = ilyrhit; fLyrstat = ilyrstat;}; | |
8c1c76e9 | 96 | |
97 | void SetCentrality(Int_t centrality) { fCentrality = centrality; }; | |
11ff28c5 | 98 | void SetPercentrality(Int_t percentrality) { fPerCentrality = percentrality; };//centrality percentile |
8c1c76e9 | 99 | void SetPbPb() { fIsPbPb = kTRUE; }; |
100 | void SetPP() { fIsPbPb = kFALSE; }; | |
101 | void SetPPMultiBin() { fIsppMultiBin = kFALSE; }; | |
102 | Bool_t IsPbPb() const { return fIsPbPb; }; | |
103 | Bool_t IsPP() const { return !fIsPbPb; }; | |
104 | Bool_t IsPPMultiBin() const { return fIsppMultiBin; }; | |
dbe3abbe | 105 | |
70da6c5a | 106 | protected: |
11ff28c5 | 107 | Int_t GetMother(const AliVParticle * const track); |
70da6c5a | 108 | void IdentifyMother(Int_t motherlabel, Int_t &motherpdg, Int_t &grandmotherlabel); // |
109 | void HardScattering(const Int_t kquark, Int_t &motherID, Int_t &mothertype, Int_t &motherlabel); // check if the quark is produced from hard scattering | |
110 | void ReportStrangeness(Int_t &motherID, Int_t &mothertype, Int_t &motherlabel); // report if the quark production process is unknown | |
111 | Bool_t IsFromInitialShower(Int_t inputmotherlabel, Int_t &motherID, Int_t &mothertype, Int_t &motherlabel); // check if the quark is produced from initial parton shower | |
112 | Bool_t IsFromFinalParton(Int_t inputmotherlabel, Int_t &motherID, Int_t &mothertype, Int_t &motherlabel); // check if the quark is produced from final parton shower | |
113 | ||
faee3b18 | 114 | AliMCEvent* fMCEvent; // mcevent pointer |
70da6c5a | 115 | AliGenEventHeader* fMCHeader; // mcheader pointer |
116 | TClonesArray *fMCArray; // mc array pointer | |
117 | ||
c2690925 | 118 | static const Int_t fgkGluon=21; // gluon pdg code |
119 | static const Int_t fgkMaxGener=10; // ancester level wanted to be checked | |
120 | static const Int_t fgkMaxIter=100; // number of iteration to find out matching particle | |
121 | static const Int_t fgkqType=7; // number of particle type to be checked | |
a8ef1999 | 122 | static const Int_t fgkEtaRanges=3; // cuts for different eta ranges |
70da6c5a | 123 | |
124 | struct AliHists{ | |
125 | TH1F *fPdgCode; // histogram to store particle pdg code | |
126 | TH1F *fPt; // histogram to store pt | |
127 | TH1F *fY; // histogram to store rapidity | |
128 | TH1F *fEta; // histogram to store eta | |
75d81601 | 129 | |
130 | AliHists() | |
131 | : fPdgCode() | |
132 | , fPt() | |
133 | , fY() | |
134 | , fEta() | |
70da6c5a | 135 | { |
75d81601 | 136 | // default constructor |
137 | }; | |
138 | AliHists(const AliHists & p) | |
139 | : fPdgCode(p.fPdgCode) | |
140 | , fPt(p.fPt) | |
141 | , fY(p.fY) | |
142 | , fEta(p.fEta) | |
70da6c5a | 143 | { |
75d81601 | 144 | // copy constructor |
145 | }; | |
146 | AliHists &operator=(const AliHists &) | |
147 | { | |
148 | // assignment operator, not yet implemented | |
149 | return *this; | |
150 | } | |
70da6c5a | 151 | void FillList(TList *l) const; |
152 | }; | |
153 | struct AliHistsComm { | |
154 | TH1F *fNq; // histogram to store number of quark | |
155 | TH1F *fProcessID; // histogram to store process id | |
156 | TH2F *fePtRatio; // fraction of electron pT from D or B hadron | |
ccc37cdc | 157 | TH2F *fPtCorr; // pt correlation between e and direct D or B |
c2690925 | 158 | TH2F *fPtCorrDp; // pt correlation between e and direct D+ |
159 | TH2F *fPtCorrD0; // pt correlation between e and direct D0 | |
160 | TH2F *fPtCorrDrest; // pt correlation between e and direct D rest | |
70da6c5a | 161 | TH2F *fDePtRatio; // fraction of D electron pT from B hadron |
162 | TH2F *feDistance; // distance between electron production point to mother particle | |
163 | TH2F *fDeDistance; // distance between D electron production point to mother particle | |
75d81601 | 164 | |
cedf0381 | 165 | TH2F *fPtCorrDinein; // pt correlation between e and direct D or B |
166 | TH2F *fPtCorrDineout; // pt correlation between e and direct D or B | |
167 | TH2F *fPtCorrDoutein; // pt correlation between e and direct D or B | |
168 | TH2F *fPtCorrDouteout; // pt correlation between e and direct D or B | |
169 | TH2F *fPtCorrDpDinein; // pt correlation between e and direct D+ | |
170 | TH2F *fPtCorrDpDineout; // pt correlation between e and direct D+ | |
171 | TH2F *fPtCorrDpDoutein; // pt correlation between e and direct D+ | |
172 | TH2F *fPtCorrDpDouteout; // pt correlation between e and direct D+ | |
173 | TH2F *fPtCorrD0Dinein; // pt correlation between e and direct D0 | |
174 | TH2F *fPtCorrD0Dineout; // pt correlation between e and direct D0 | |
175 | TH2F *fPtCorrD0Doutein; // pt correlation between e and direct D0 | |
176 | TH2F *fPtCorrD0Douteout; // pt correlation between e and direct D0 | |
177 | TH2F *fPtCorrDrestDinein; // pt correlation between e and direct D rest | |
178 | TH2F *fPtCorrDrestDineout; // pt correlation between e and direct D rest | |
179 | TH2F *fPtCorrDrestDoutein; // pt correlation between e and direct D rest | |
180 | TH2F *fPtCorrDrestDouteout; // pt correlation between e and direct D rest | |
181 | ||
182 | TH2F *fEtaCorrD; // eta correlation between e and direct D | |
183 | TH2F *fEtaCorrDp; // eta correlation between e and direct D | |
184 | TH2F *fEtaCorrD0; // eta correlation between e and direct D | |
185 | TH2F *fEtaCorrDrest; // eta correlation between e and direct D | |
186 | TH2F *fEtaCorrGD; // eta correlation between e and direct D | |
187 | TH2F *fEtaCorrGDp; // eta correlation between e and direct D | |
188 | TH2F *fEtaCorrGD0; // eta correlation between e and direct D | |
189 | TH2F *fEtaCorrGDrest; // eta correlation between e and direct D | |
190 | ||
191 | TH2F *fEtaCorrB; // eta correlation between e and B | |
192 | TH2F *fEtaCorrGB; // eta correlation between e and B | |
193 | TH2F *fPtCorrBinein; // eta correlation between e and B | |
194 | TH2F *fPtCorrBineout; // eta correlation between e and B | |
195 | TH2F *fPtCorrBoutein; // eta correlation between e and B | |
196 | TH2F *fPtCorrBouteout; // eta correlation between e and B | |
197 | ||
75d81601 | 198 | AliHistsComm() |
199 | : fNq() | |
200 | , fProcessID() | |
201 | , fePtRatio() | |
ccc37cdc | 202 | , fPtCorr() |
c2690925 | 203 | , fPtCorrDp() |
204 | , fPtCorrD0() | |
205 | , fPtCorrDrest() | |
75d81601 | 206 | , fDePtRatio() |
207 | , feDistance() | |
208 | , fDeDistance() | |
cedf0381 | 209 | |
210 | , fPtCorrDinein() | |
211 | , fPtCorrDineout() | |
212 | , fPtCorrDoutein() | |
213 | , fPtCorrDouteout() | |
214 | , fPtCorrDpDinein() | |
215 | , fPtCorrDpDineout() | |
216 | , fPtCorrDpDoutein() | |
217 | , fPtCorrDpDouteout() | |
218 | , fPtCorrD0Dinein() | |
219 | , fPtCorrD0Dineout() | |
220 | , fPtCorrD0Doutein() | |
221 | , fPtCorrD0Douteout() | |
222 | , fPtCorrDrestDinein() | |
223 | , fPtCorrDrestDineout() | |
224 | , fPtCorrDrestDoutein() | |
225 | , fPtCorrDrestDouteout() | |
226 | ||
227 | , fEtaCorrD() | |
228 | , fEtaCorrDp() | |
229 | , fEtaCorrD0() | |
230 | , fEtaCorrDrest() | |
231 | , fEtaCorrGD() | |
232 | , fEtaCorrGDp() | |
233 | , fEtaCorrGD0() | |
234 | , fEtaCorrGDrest() | |
235 | ||
236 | , fEtaCorrB() | |
237 | , fEtaCorrGB() | |
238 | , fPtCorrBinein() | |
239 | , fPtCorrBineout() | |
240 | , fPtCorrBoutein() | |
241 | , fPtCorrBouteout() | |
70da6c5a | 242 | { |
75d81601 | 243 | // default constructor |
244 | }; | |
245 | AliHistsComm(const AliHistsComm & p) | |
246 | : fNq(p.fNq) | |
247 | , fProcessID(p.fProcessID) | |
248 | , fePtRatio(p.fePtRatio) | |
ccc37cdc | 249 | , fPtCorr(p.fPtCorr) |
c2690925 | 250 | , fPtCorrDp(p.fPtCorrDp) |
251 | , fPtCorrD0(p.fPtCorrD0) | |
252 | , fPtCorrDrest(p.fPtCorrDrest) | |
75d81601 | 253 | , fDePtRatio(p.fDePtRatio) |
254 | , feDistance(p.feDistance) | |
255 | , fDeDistance(p.fDeDistance) | |
cedf0381 | 256 | |
257 | , fPtCorrDinein(p.fPtCorrDinein) | |
258 | , fPtCorrDineout(p.fPtCorrDineout) | |
259 | , fPtCorrDoutein(p.fPtCorrDoutein) | |
260 | , fPtCorrDouteout(p.fPtCorrDouteout) | |
261 | , fPtCorrDpDinein(p.fPtCorrDpDinein) | |
262 | , fPtCorrDpDineout(p.fPtCorrDpDineout) | |
263 | , fPtCorrDpDoutein(p.fPtCorrDpDoutein) | |
264 | , fPtCorrDpDouteout(p.fPtCorrDpDouteout) | |
265 | , fPtCorrD0Dinein(p.fPtCorrD0Dinein) | |
266 | , fPtCorrD0Dineout(p.fPtCorrD0Dineout) | |
267 | , fPtCorrD0Doutein(p.fPtCorrD0Doutein) | |
268 | , fPtCorrD0Douteout(p.fPtCorrD0Douteout) | |
269 | , fPtCorrDrestDinein(p.fPtCorrDrestDinein) | |
270 | , fPtCorrDrestDineout(p.fPtCorrDrestDineout) | |
271 | , fPtCorrDrestDoutein(p.fPtCorrDrestDoutein) | |
272 | , fPtCorrDrestDouteout(p.fPtCorrDrestDouteout) | |
273 | ||
274 | , fEtaCorrD(p.fEtaCorrD) | |
275 | , fEtaCorrDp(p.fEtaCorrDp) | |
276 | , fEtaCorrD0(p.fEtaCorrD0) | |
277 | , fEtaCorrDrest(p.fEtaCorrDrest) | |
278 | , fEtaCorrGD(p.fEtaCorrGD) | |
279 | , fEtaCorrGDp(p.fEtaCorrGDp) | |
280 | , fEtaCorrGD0(p.fEtaCorrGD0) | |
281 | , fEtaCorrGDrest(p.fEtaCorrGDrest) | |
282 | ||
283 | , fEtaCorrB(p.fEtaCorrB) | |
284 | , fEtaCorrGB(p.fEtaCorrGB) | |
285 | , fPtCorrBinein(p.fPtCorrBinein) | |
286 | , fPtCorrBineout(p.fPtCorrBineout) | |
287 | , fPtCorrBoutein(p.fPtCorrBoutein) | |
288 | , fPtCorrBouteout(p.fPtCorrBouteout) | |
70da6c5a | 289 | { |
75d81601 | 290 | // copy constructor |
291 | }; | |
292 | AliHistsComm &operator=(const AliHistsComm &) | |
293 | { | |
294 | // assignment operator, not yet implemented | |
295 | return *this; | |
296 | } | |
70da6c5a | 297 | void FillList(TList *l) const; |
298 | }; | |
259c3296 | 299 | |
11ff28c5 | 300 | AliHists fHist[3][7][6][11]; // struct of histograms to store kinematics of given particles |
faee3b18 | 301 | AliHistsComm fHistComm[2][6]; // struct of additional histograms of given particles |
ccc37cdc | 302 | TH2F *fhD[9]; // D meson pt,Y spectra |
259c3296 | 303 | |
70da6c5a | 304 | TList *fQAhistos; // Container for QA histos |
c2690925 | 305 | AliHFEcollection *fMCQACollection; //! Tasks own QA collection |
bf892a6a | 306 | TParticle *fHeavyQuark[50]; //! store pointer of heavy flavour quark |
70da6c5a | 307 | Int_t fIsHeavy[2]; // count of heavy flavour |
308 | Int_t fNparents; // number of heavy hadrons to be considered | |
309 | Int_t fParentSelect[2][7]; // heavy hadron species | |
259c3296 | 310 | |
8c1c76e9 | 311 | Double_t fElecBackgroundFactor[kBgLevels][kCentBins][kElecBgSpecies][kBgPtBins]; // Electron background factors |
312 | Double_t fBinLimit[kBgPtBins+1]; // Electron background bins | |
313 | ||
314 | private: | |
315 | Int_t fCentrality; // Centrality | |
11ff28c5 | 316 | Int_t fPerCentrality; // Centrality percentile |
8c1c76e9 | 317 | Bool_t fIsPbPb; // Analysis Type: pp or PbPb |
318 | Bool_t fIsppMultiBin; // pp multiplicity bin analysis | |
a8ef1999 | 319 | Int_t fContainerStep; // step the weighting factor called |
320 | Bool_t fIsDebugStreamerON; // check if the debugstreamer is on | |
321 | ||
322 | Double_t fRecPt; //reconstructed pt | |
323 | Double_t fRecEta; //reconstructed eta | |
324 | Double_t fRecPhi; //reconstructed phi | |
325 | Double_t fLyrhit; //its layer hit | |
326 | Double_t fLyrstat; // its layer status | |
327 | ||
328 | Double_t fHfeImpactR; // absolute impact parameter R | |
329 | Double_t fHfeImpactnsigmaR; // absolute impact parameter sigma R | |
330 | ||
331 | TTreeSRedirector *fTreeStream; //! TreeStream | |
9250ffbf | 332 | |
70da6c5a | 333 | ClassDef(AliHFEmcQA,1); |
259c3296 | 334 | }; |
335 | ||
336 | #endif |