+++ /dev/null
-////////////////////////////////////////////////////////////////////////////////
-// //
-// AliFemtoModelCorrFctnDEtaDPhi - A correlation function that analyzes //
-// two particle correlations with respect to the azimuthal angle (phi) //
-// and pseudorapidity (eta) difference //
-// //
-// Authors: Adam Kisiel Adam.Kisiel@cern.ch //
-// //
-////////////////////////////////////////////////////////////////////////////////
-
-#include "AliFemtoModelCorrFctnDEtaDPhi.h"
-//#include "AliFemtoHisto.hh"
-#include <cstdio>
-#include <TMath.h>
-
-#ifdef __ROOT__
-ClassImp(AliFemtoModelCorrFctnDEtaDPhi)
-#endif
-
-/*And some Model libraries..*/
-//1
-//#include "AliFemtoModelGausLCMSFreezeOutGenerator.h"
-//#include "AliFemtoModelHiddenInfo.h"
-//2
-#include "AliFemtoModelGausLCMSFreezeOutGenerator.h"
-#include "AliFemtoModelHiddenInfo.h"
-#include "AliFemtoPair.h"
-#include "AliFemtoModelManager.h"
-//
-
-//____________________________
-AliFemtoModelCorrFctnDEtaDPhi::AliFemtoModelCorrFctnDEtaDPhi(char* title, const int& aPhiBins=20, const int& aEtaBins=20):
- AliFemtoModelCorrFctn(),
- fDPhiDEtaNumeratorTrue(0),
- fDPhiDEtaNumeratorFake(0),
- fDPhiDEtaDenominator(0),
- fDPhiDEtaColNumerator(0),
- fDPhiDEtaColDenominator(0),
- fDPhiNumeratorTrue(0),
- fDPhiNumeratorFake(0),
- fDPhiDenominator(0),
- fDCosNumeratorTrue(0),
- fDCosNumeratorFake(0),
- fDCosDenominator(0),
- fDPhiPtNumerator(0),
- fDPhiPtDenominator(0),
- fDCosPtNumerator(0),
- fDCosPtDenominator(0)
-{
- // set up numerator
- char tTitNumDT[101] = "NumDPhiDEtaTrue";
- strncat(tTitNumDT,title, 100);
- fDPhiDEtaNumeratorTrue = new TH2D(tTitNumDT,title,aPhiBins,-0.5*TMath::Pi(),1.5*TMath::Pi(),aEtaBins,-2.0,2.0);
-
- char tTitNumDF[101] = "NumDPhiDEtaFake";
- strncat(tTitNumDF,title, 100);
- fDPhiDEtaNumeratorFake = new TH2D(tTitNumDF,title,aPhiBins,-0.5*TMath::Pi(),1.5*TMath::Pi(),aEtaBins,-2.0,2.0);
-
-
- // set up denominator
- char tTitDenD[101] = "DenDPhiDEta";
- strncat(tTitDenD,title, 100);
- fDPhiDEtaDenominator = new TH2D(tTitDenD,title,aPhiBins,-0.5*TMath::Pi(),1.5*TMath::Pi(),aEtaBins,-2.0,2.0);
-
- // set up numerator
- char tTitNumR[101] = "NumDPhiDEtaCol";
- strncat(tTitNumR,title, 100);
- fDPhiDEtaColNumerator = new TH2D(tTitNumR,title,aPhiBins,-0.5*TMath::Pi(),1.5*TMath::Pi(),aEtaBins,-2.0,2.0);
- // set up denominator
- char tTitDenR[101] = "DenDPhiDEtaCol";
- strncat(tTitDenR,title, 100);
- fDPhiDEtaColDenominator = new TH2D(tTitDenR,title,aPhiBins,-0.5*TMath::Pi(),1.5*TMath::Pi(),aEtaBins,-2.0,2.0);
-
- // set up numerator
- char tTitNumDPhiT[101] = "NumDPhiTrue";
- strncat(tTitNumDPhiT,title, 100);
- fDPhiNumeratorTrue = new TH1D(tTitNumDPhiT,title,aPhiBins*2,-0.5*TMath::Pi(),1.5*TMath::Pi());
- // set up numerator
- char tTitNumDPhiF[101] = "NumDPhiFake";
- strncat(tTitNumDPhiF,title, 100);
- fDPhiNumeratorFake = new TH1D(tTitNumDPhiF,title,aPhiBins*2,-0.5*TMath::Pi(),1.5*TMath::Pi());
-
- // set up denominator
- char tTitDenDPhi[101] = "DenDPhi";
- strncat(tTitDenDPhi,title, 100);
- fDPhiDenominator = new TH1D(tTitDenDPhi,title,aPhiBins*2,-0.5*TMath::Pi(),1.5*TMath::Pi());
-
- // set up numerator
- char tTitNumDCosT[101] = "NumDCosTrue";
- strncat(tTitNumDCosT,title, 100);
- fDCosNumeratorTrue = new TH1D(tTitNumDCosT,title,aPhiBins*2,-1.0,1.0);
- // set up numerator
- char tTitNumDCosF[101] = "NumDCosFake";
- strncat(tTitNumDCosF,title, 100);
- fDCosNumeratorFake = new TH1D(tTitNumDCosF,title,aPhiBins*2,-1.0,1.0);
-
- // set up denominator
- char tTitDenDCos[101] = "DenDCos";
- strncat(tTitDenDCos,title, 100);
- fDCosDenominator = new TH1D(tTitDenDCos,title,aPhiBins*2,-1.0,1.0);
-
- // set up numerator
- char tTitNumDPhiPt[101] = "NumDPhiPt";
- strncat(tTitNumDPhiPt,title, 100);
- fDPhiPtNumerator = new TH2D(tTitNumDPhiPt,title,aPhiBins*2,-0.5*TMath::Pi(),1.5*TMath::Pi(), 30, 0.0, 3.0);
- // set up denominator
- char tTitDenDPhiPt[101] = "DenDPhiPt";
- strncat(tTitDenDPhiPt,title, 100);
- fDPhiPtDenominator = new TH2D(tTitDenDPhiPt,title,aPhiBins*2,-0.5*TMath::Pi(),1.5*TMath::Pi(), 30, 0.0, 3.0);
-
- // set up numerator
- char tTitNumDCosPt[101] = "NumDCosPt";
- strncat(tTitNumDCosPt,title, 100);
- fDCosPtNumerator = new TH2D(tTitNumDCosPt,title,aPhiBins*2,-1.0,1.0, 30, 0.0, 3.0);
- // set up denominator
- char tTitDenDCosPt[101] = "DenDCosPt";
- strncat(tTitDenDCosPt,title, 100);
- fDCosPtDenominator = new TH2D(tTitDenDCosPt,title,aPhiBins*2,-1.0,1.0, 30, 0.0, 3.0);
-
- // to enable error bar calculation...
- fDPhiDEtaNumeratorTrue->Sumw2();
- fDPhiDEtaNumeratorFake->Sumw2();
- fDPhiDEtaDenominator->Sumw2();
- fDPhiDEtaColNumerator->Sumw2();
- fDPhiDEtaColDenominator->Sumw2();
- fDPhiNumeratorTrue->Sumw2();
- fDPhiNumeratorFake->Sumw2();
- fDPhiDenominator->Sumw2();
- fDCosNumeratorTrue->Sumw2();
- fDCosNumeratorFake->Sumw2();
- fDCosDenominator->Sumw2();
- fDPhiPtNumerator->Sumw2();
- fDPhiPtDenominator->Sumw2();
- fDCosPtNumerator->Sumw2();
- fDCosPtDenominator->Sumw2();
-
-}
-
-//____________________________
-AliFemtoModelCorrFctnDEtaDPhi::AliFemtoModelCorrFctnDEtaDPhi(const AliFemtoModelCorrFctnDEtaDPhi& aCorrFctn) :
- AliFemtoModelCorrFctn(),
- fDPhiDEtaNumeratorTrue(0),
- fDPhiDEtaNumeratorFake(0),
- fDPhiDEtaDenominator(0),
- fDPhiDEtaColNumerator(0),
- fDPhiDEtaColDenominator(0),
- fDPhiNumeratorTrue(0),
- fDPhiNumeratorFake(0),
- fDPhiDenominator(0),
- fDCosNumeratorTrue(0),
- fDCosNumeratorFake(0),
- fDCosDenominator(0),
- fDPhiPtNumerator(0),
- fDPhiPtDenominator(0),
- fDCosPtNumerator(0),
- fDCosPtDenominator(0)
-{
- // copy constructor
- if (aCorrFctn.fDPhiDEtaNumeratorTrue)
- fDPhiDEtaNumeratorTrue = new TH2D(*aCorrFctn.fDPhiDEtaNumeratorTrue);
- else
- fDPhiDEtaNumeratorTrue = 0;
- if (aCorrFctn.fDPhiDEtaNumeratorFake)
- fDPhiDEtaNumeratorFake = new TH2D(*aCorrFctn.fDPhiDEtaNumeratorFake);
- else
- fDPhiDEtaNumeratorFake = 0;
-
- if (aCorrFctn.fDPhiDEtaDenominator)
- fDPhiDEtaDenominator = new TH2D(*aCorrFctn.fDPhiDEtaDenominator);
- else
- fDPhiDEtaDenominator = 0;
-
- if (aCorrFctn.fDPhiDEtaColNumerator)
- fDPhiDEtaColNumerator = new TH2D(*aCorrFctn.fDPhiDEtaColNumerator);
- else
- fDPhiDEtaColNumerator = 0;
- if (aCorrFctn.fDPhiDEtaColDenominator)
- fDPhiDEtaColDenominator = new TH2D(*aCorrFctn.fDPhiDEtaColDenominator);
- else
- fDPhiDEtaColDenominator = 0;
-
- if (aCorrFctn.fDPhiNumeratorTrue)
- fDPhiNumeratorTrue = new TH1D(*aCorrFctn.fDPhiNumeratorTrue);
- else
- fDPhiNumeratorTrue = 0;
-
- if (aCorrFctn.fDPhiNumeratorFake)
- fDPhiNumeratorFake = new TH1D(*aCorrFctn.fDPhiNumeratorFake);
- else
- fDPhiNumeratorFake = 0;
-
- if (aCorrFctn.fDPhiDenominator)
- fDPhiDenominator = new TH1D(*aCorrFctn.fDPhiDenominator);
- else
- fDPhiDenominator = 0;
-
- if (aCorrFctn.fDCosNumeratorTrue)
- fDCosNumeratorTrue = new TH1D(*aCorrFctn.fDCosNumeratorTrue);
- else
- fDCosNumeratorTrue = 0;
- if (aCorrFctn.fDCosNumeratorFake)
- fDCosNumeratorFake = new TH1D(*aCorrFctn.fDCosNumeratorFake);
- else
- fDCosNumeratorFake = 0;
-
- if (aCorrFctn.fDCosDenominator)
- fDCosDenominator = new TH1D(*aCorrFctn.fDCosDenominator);
- else
- fDCosDenominator = 0;
-
- if (aCorrFctn.fDPhiPtNumerator)
- fDPhiPtNumerator = new TH2D(*aCorrFctn.fDPhiPtNumerator);
- else
- fDPhiPtNumerator = 0;
- if (aCorrFctn.fDPhiPtDenominator)
- fDPhiPtDenominator = new TH2D(*aCorrFctn.fDPhiPtDenominator);
- else
- fDPhiPtDenominator = 0;
-
- if (aCorrFctn.fDCosPtNumerator)
- fDCosPtNumerator = new TH2D(*aCorrFctn.fDCosPtNumerator);
- else
- fDCosPtNumerator = 0;
- if (aCorrFctn.fDCosPtDenominator)
- fDCosPtDenominator = new TH2D(*aCorrFctn.fDCosPtDenominator);
- else
- fDCosPtDenominator = 0;
-}
-//____________________________
-AliFemtoModelCorrFctnDEtaDPhi::~AliFemtoModelCorrFctnDEtaDPhi(){
- // destructor
- if(fDPhiDEtaNumeratorTrue) delete fDPhiDEtaNumeratorTrue;
- if(fDPhiDEtaNumeratorFake) delete fDPhiDEtaNumeratorFake;
- if(fDPhiDEtaDenominator) delete fDPhiDEtaDenominator;
- if(fDPhiDEtaColNumerator) delete fDPhiDEtaColNumerator;
- if(fDPhiDEtaColDenominator) delete fDPhiDEtaColDenominator;
- if(fDPhiNumeratorTrue) delete fDPhiNumeratorTrue;
- if(fDPhiNumeratorFake) delete fDPhiNumeratorFake;
- if(fDPhiDenominator) delete fDPhiDenominator;
- if(fDCosNumeratorTrue) delete fDCosNumeratorTrue;
- if(fDCosNumeratorFake) delete fDCosNumeratorFake;
- if(fDCosDenominator) delete fDCosDenominator;
- if(fDPhiPtNumerator) delete fDPhiPtNumerator;
- if(fDPhiPtDenominator) delete fDPhiPtDenominator;
- if(fDCosPtNumerator) delete fDCosPtNumerator;
- if(fDCosPtDenominator) delete fDCosPtDenominator;
-}
-//_________________________
-AliFemtoModelCorrFctnDEtaDPhi& AliFemtoModelCorrFctnDEtaDPhi::operator=(const AliFemtoModelCorrFctnDEtaDPhi& aCorrFctn)
-{
- // assignment operator
- if (this == &aCorrFctn)
- return *this;
-
- if (aCorrFctn.fDPhiDEtaNumeratorTrue)
- fDPhiDEtaNumeratorTrue = new TH2D(*aCorrFctn.fDPhiDEtaNumeratorTrue);
- else
- fDPhiDEtaNumeratorTrue = 0;
-
- if (aCorrFctn.fDPhiDEtaNumeratorFake)
- fDPhiDEtaNumeratorFake = new TH2D(*aCorrFctn.fDPhiDEtaNumeratorFake);
- else
- fDPhiDEtaNumeratorFake = 0;
-
- if (aCorrFctn.fDPhiDEtaDenominator)
- fDPhiDEtaDenominator = new TH2D(*aCorrFctn.fDPhiDEtaDenominator);
- else
- fDPhiDEtaDenominator = 0;
-
- if (aCorrFctn.fDPhiDEtaColNumerator)
- fDPhiDEtaColNumerator = new TH2D(*aCorrFctn.fDPhiDEtaColNumerator);
- else
- fDPhiDEtaColNumerator = 0;
- if (aCorrFctn.fDPhiDEtaColDenominator)
- fDPhiDEtaColDenominator = new TH2D(*aCorrFctn.fDPhiDEtaColDenominator);
- else
- fDPhiDEtaColDenominator = 0;
-
- if (aCorrFctn.fDPhiNumeratorTrue)
- fDPhiNumeratorTrue = new TH1D(*aCorrFctn.fDPhiNumeratorTrue);
- else
- fDPhiNumeratorTrue = 0;
- if (aCorrFctn.fDPhiNumeratorFake)
- fDPhiNumeratorFake = new TH1D(*aCorrFctn.fDPhiNumeratorFake);
- else
- fDPhiNumeratorFake = 0;
-
- if (aCorrFctn.fDPhiDenominator)
- fDPhiDenominator = new TH1D(*aCorrFctn.fDPhiDenominator);
- else
- fDPhiDenominator = 0;
-
- if (aCorrFctn.fDCosNumeratorTrue)
- fDCosNumeratorTrue = new TH1D(*aCorrFctn.fDCosNumeratorTrue);
- else
- fDCosNumeratorTrue = 0;
- if (aCorrFctn.fDCosNumeratorFake)
- fDCosNumeratorFake = new TH1D(*aCorrFctn.fDCosNumeratorFake);
- else
- fDCosNumeratorFake = 0;
-
- if (aCorrFctn.fDCosDenominator)
- fDCosDenominator = new TH1D(*aCorrFctn.fDCosDenominator);
- else
- fDCosDenominator = 0;
-
- if (aCorrFctn.fDPhiPtNumerator)
- fDPhiPtNumerator = new TH2D(*aCorrFctn.fDPhiPtNumerator);
- else
- fDPhiPtNumerator = 0;
- if (aCorrFctn.fDPhiPtDenominator)
- fDPhiPtDenominator = new TH2D(*aCorrFctn.fDPhiPtDenominator);
- else
- fDPhiPtDenominator = 0;
-
- if (aCorrFctn.fDCosPtNumerator)
- fDCosPtNumerator = new TH2D(*aCorrFctn.fDCosPtNumerator);
- else
- fDCosPtNumerator = 0;
- if (aCorrFctn.fDCosPtDenominator)
- fDCosPtDenominator = new TH2D(*aCorrFctn.fDCosPtDenominator);
- else
- fDCosPtDenominator = 0;
-
- return *this;
-}
-//_________________________
-void AliFemtoModelCorrFctnDEtaDPhi::Finish(){
- // here is where we should normalize, fit, etc...
- // we should NOT Draw() the histos (as I had done it below),
- // since we want to insulate ourselves from root at this level
- // of the code. Do it instead at root command line with browser.
- // mShareNumerator->Draw();
- //mShareDenominator->Draw();
- //mRatio->Draw();
-
-}
-
-//____________________________
-AliFemtoString AliFemtoModelCorrFctnDEtaDPhi::Report(){
- // create report
- string stemp = "TPC Ncls Correlation Function Report:\n";
- char ctemp[100];
- snprintf(ctemp,100,"Number of entries in numerator true:\t%E\n",fDPhiDEtaNumeratorTrue->GetEntries());
- snprintf(ctemp,100,"Number of entries in numerator fake:\t%E\n",fDPhiDEtaNumeratorFake->GetEntries());
- stemp += ctemp;
- snprintf(ctemp,100,"Number of entries in denominator:\t%E\n",fDPhiDEtaDenominator->GetEntries());
- stemp += ctemp;
- // stemp += mCoulombWeight->Report();
- AliFemtoString returnThis = stemp;
- return returnThis;
-}
-//____________________________
-void AliFemtoModelCorrFctnDEtaDPhi::AddRealPair( AliFemtoPair* pair){
- // add real (effect) pair
- double phi1 = pair->Track1()->Track()->P().Phi();
- double phi2 = pair->Track2()->Track()->P().Phi();
- double eta1 = pair->Track1()->Track()->P().PseudoRapidity();
- double eta2 = pair->Track2()->Track()->P().PseudoRapidity();
-
- double dphi = phi1 - phi2;
- while (dphi<-TMath::Pi()/2) dphi+=TMath::Pi()*2;
- while (dphi>3*TMath::Pi()/2) dphi-=TMath::Pi()*2;
-
- double deta = eta1 - eta2;
-
- double px1 = pair->Track1()->Track()->P().x();
- double py1 = pair->Track1()->Track()->P().y();
- double pz1 = pair->Track1()->Track()->P().z();
-
- double px2 = pair->Track2()->Track()->P().x();
- double py2 = pair->Track2()->Track()->P().y();
- double pz2 = pair->Track2()->Track()->P().z();
-
- double pt1 = TMath::Hypot(px1, py1);
- double pt2 = TMath::Hypot(px2, py2);
- double ptmin = pt1>pt2 ? pt2 : pt1;
-
- double cosphi = (px1*px2 + py1*py2 + pz1*pz2)/
- sqrt((px1*px1 + py1*py1 + pz1*pz1)*(px2*px2 + py2*py2 + pz2*pz2));
-
-/*weights*/
- Double_t weight = fManager->GetWeight(pair);
- fDPhiDEtaNumeratorTrue->Fill(dphi, deta,weight);
-
- if (cosphi > 0) {
- fDPhiDEtaColNumerator->Fill(dphi, deta);
- }
- else {
- fDPhiDEtaColNumerator->Fill(dphi, -eta1-eta2);
- }
-
- fDPhiNumeratorTrue->Fill(dphi,weight);
- fDCosNumeratorTrue->Fill(cosphi,weight);
-
- fDPhiPtNumerator->Fill(dphi, ptmin);
- fDCosPtNumerator->Fill(cosphi, ptmin);
-
-}
-//____________________________
-void AliFemtoModelCorrFctnDEtaDPhi::AddMixedPair( AliFemtoPair* pair){
- // add mixed (background) pair
- double phi1 = pair->Track1()->Track()->P().Phi();
- double phi2 = pair->Track2()->Track()->P().Phi();
- double eta1 = pair->Track1()->Track()->P().PseudoRapidity();
- double eta2 = pair->Track2()->Track()->P().PseudoRapidity();
-
- double dphi = phi1 - phi2;
- while (dphi<-TMath::Pi()/2) dphi+=TMath::Pi()*2;
- while (dphi>3*TMath::Pi()/2) dphi-=TMath::Pi()*2;
-
- double deta = eta1 - eta2;
-
- double px1 = pair->Track1()->Track()->P().x();
- double py1 = pair->Track1()->Track()->P().y();
- double pz1 = pair->Track1()->Track()->P().z();
-
- double px2 = pair->Track2()->Track()->P().x();
- double py2 = pair->Track2()->Track()->P().y();
- double pz2 = pair->Track2()->Track()->P().z();
-
- double pt1 = TMath::Hypot(px1, py1);
- double pt2 = TMath::Hypot(px2, py2);
- double ptmin = pt1>pt2 ? pt2 : pt1;
-
- double cosphi = (px1*px2 + py1*py2 + pz1*pz2)/
- sqrt((px1*px1 + py1*py1 + pz1*pz1)*(px2*px2 + py2*py2 + pz2*pz2));
-
-
- Double_t weight = fManager->GetWeight(pair);
- fDPhiDEtaNumeratorFake->Fill(dphi, deta,weight);
-
- fDPhiDEtaDenominator->Fill(dphi, deta,1.0);
-
- if (cosphi > 0) {
- fDPhiDEtaColDenominator->Fill(dphi, deta);
- }
- else {
- fDPhiDEtaColDenominator->Fill(dphi, -eta1-eta2);
- }
-
- fDPhiNumeratorFake->Fill(dphi,weight);
- fDCosNumeratorFake->Fill(cosphi,weight);
-
- fDPhiDenominator->Fill(dphi,1.0);
- fDCosDenominator->Fill(cosphi,1.0);
-
- fDPhiPtDenominator->Fill(dphi, ptmin);
- fDCosPtDenominator->Fill(cosphi, ptmin);
-}
-
-
-void AliFemtoModelCorrFctnDEtaDPhi::WriteHistos()
-{
- // Write out result histograms
- fDPhiDEtaNumeratorTrue->Write();
- fDPhiDEtaNumeratorFake->Write();
- fDPhiDEtaDenominator->Write();
- fDPhiDEtaColNumerator->Write();
- fDPhiDEtaColDenominator->Write();
- fDPhiNumeratorTrue->Write();
- fDPhiNumeratorFake->Write();
- fDPhiDenominator->Write();
- fDCosNumeratorTrue->Write();
- fDCosNumeratorFake->Write();
- fDCosDenominator->Write();
- fDPhiPtNumerator->Write();
- fDPhiPtDenominator->Write();
- fDCosPtNumerator->Write();
- fDCosPtDenominator->Write();
-}
-
-TList* AliFemtoModelCorrFctnDEtaDPhi::GetOutputList()
-{
- // Prepare the list of objects to be written to the output
- TList *tOutputList = new TList();
-
- tOutputList->Add(fDPhiDEtaNumeratorTrue);
- tOutputList->Add(fDPhiDEtaNumeratorFake);
- tOutputList->Add(fDPhiDEtaDenominator);
- tOutputList->Add(fDPhiDEtaColNumerator);
- tOutputList->Add(fDPhiDEtaColDenominator);
- tOutputList->Add(fDPhiNumeratorTrue);
- tOutputList->Add(fDPhiNumeratorFake);
- tOutputList->Add(fDPhiDenominator);
- tOutputList->Add(fDCosNumeratorTrue);
- tOutputList->Add(fDCosNumeratorFake);
- tOutputList->Add(fDCosDenominator);
- tOutputList->Add(fDPhiPtNumerator);
- tOutputList->Add(fDPhiPtDenominator);
- tOutputList->Add(fDCosPtNumerator);
- tOutputList->Add(fDCosPtDenominator);
-
- return tOutputList;
-
-}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff