--- /dev/null
+/*
+
+.L $ALICE_ROOT/STEER/AliGenInfo.C+
+.L $ALICE_ROOT/STEER/AliESDComparisonMI.C+
+.L AliESDComparisonV0MI.C
+.x TDR_style.C
+
+AliKalmanTrack::SetConvConst(1);
+AliESDComparisonDraw compv0;
+AliESDComparisonDraw comp;
+
+
+TFile fv0("cmpESDTracks.root");
+TTree * treev0 = (TTree*)fv0.Get("ESDcmpV0");
+TTree * tree = (TTree*)fv0.Get("ESDcmpTracks");
+compv0.fTree = treev0;
+comp.fTree = tree;
+MakeV0Aliases(&compv0);
+MakeAliases(comp);
+
+//
+//
+TChain * chain1 = new TChain("ESDcmpV0","ESDcmpV0");
+chain1->AddFile("k0merge/cmpESDTracks.root");
+chain1->AddFile("k0merge1000/cmpESDTracks.root");
+chain1->AddFile("strangemerge/newv1/cmpESDTracks.root");
+compv0.fTree = chain1;
+MakeV0Aliases(&compv0);
+//
+//
+TChain * chain3 = new TChain("ESDcmpV0","ESDcmpV0");
+//
+chain3->AddFile("750801/cmpESDTracks.root");
+chain3->AddFile("751760/cmpESDTracks.root");
+chain3->AddFile("751764/cmpESDTracks.root");
+chain3->AddFile("751765/cmpESDTracks.root");
+chain3->AddFile("751766/cmpESDTracks.root");
+chain3->AddFile("751767/cmpESDTracks.root");
+chain3->AddFile("751768/cmpESDTracks.root");
+chain3->AddFile("751769/cmpESDTracks.root");
+chain3->AddFile("751772/cmpESDTracks.root");
+//
+chain3->AddFile("751774/cmpESDTracks.root");
+chain3->AddFile("751775/cmpESDTracks.root");
+chain3->AddFile("751776/cmpESDTracks.root");
+chain3->AddFile("751778/cmpESDTracks.root");
+chain3->AddFile("751779/cmpESDTracks.root");
+chain3->AddFile("751781/cmpESDTracks.root");
+chain3->AddFile("751782/cmpESDTracks.root");
+chain3->AddFile("751784/cmpESDTracks.root");
+//
+chain3->AddFile("751788/cmpESDTracks.root");
+chain3->AddFile("751789/cmpESDTracks.root");
+chain3->AddFile("751790/cmpESDTracks.root");
+chain3->AddFile("751791/cmpESDTracks.root");
+chain3->AddFile("751792/cmpESDTracks.root");
+chain3->AddFile("751793/cmpESDTracks.root");
+chain3->AddFile("751794/cmpESDTracks.root");
+chain3->AddFile("751796/cmpESDTracks.root");
+
+compv0.fTree = chain3;
+MakeV0Aliases(&compv0);
+
+TChain * chain3 = new TChain("ESDcmpTracks","ESDcmpTracks");
+chain3->AddFile("751790/cmpESDTracks.root");
+chain3->AddFile("751791/cmpESDTracks.root");
+chain3->AddFile("751792/cmpESDTracks.root");
+chain3->AddFile("751793/cmpESDTracks.root");
+chain3->AddFile("751794/cmpESDTracks.root");
+chain3->AddFile("751796/cmpESDTracks.root");
+comp.fTree = chain3;
+MakeAliases(comp);
+//
+TChain * chain2 = new TChain("ESDcmpV0","ESDcmpV0");
+chain2->AddFile("run50_100/newv6/cmpESDTracks.root");
+chain2->AddFile("run20_100/newv6/cmpESDTracks.root");
+compv0.fTree = chain2;
+MakeV0Aliases(&compv0);
+
+//
+//
+TChain * chain3 = new TChain("ESDcmpV0","ESDcmpV0");
+chain3->AddFile("~/data/HEAD0205/cent1_0/newv7cmpESDTracks.root");
+
+*/
+
+TH1F hrel("hrel","hrel",100,-1,1);
+TCut cbase("cbase","RC.fV0Status>-1");
+TCut cr("cr","RC.fV0Status==3");
+TCut cp("cp","MC.fMotherP.fVx<0.2&&MC.fMotherP.fVy<0.2");
+TCut clambda("clambda","MC.fMotherP.fPdgCode==3122");
+TCut calambda("calambda","MC.fMotherP.fPdgCode==-3122");
+TCut clam("clam","abs(MC.fMotherP.fPdgCode)==3122");
+TCut cgamma("cgamma","abs(MC.fMotherP.fPdgCode)==22");
+TCut ck0s("ck0s","MC.fMotherP.fPdgCode==313");
+TCut ck0b("ck0b","MC.fMotherP.fPdgCode==-313");
+TCut cks0("cks0","MC.fMotherP.fPdgCode==310");
+TCut crho0("crho0","MC.fMotherP.fPdgCode==113");
+TCut cpi("cpi","abs(MC.fMotherP.fPdgCode)==211");
+TCut cpa("cpa","MC.fPointAngle>0.999");
+TCut cint("cint","abs(MC.fMotherP.fPdgCode)==3122||abs(MC.fMotherP.fPdgCode)==22||MC.fMotherP.fPdgCode==310"+cpa);
+TH1F hpull("hpull","hpull",100,-5,5);
+TF1 fim("fim","[2]*exp(-(x-[0])**2/(2*[1]**2))+abs([3])+[4]*(x-0.495)",0,1);
+
+
+void MakeV0Aliases(AliESDComparisonDraw * compv0)
+{
+ //
+ // Make base, resol and cut aliases
+ //
+ MakeAliasBase(compv0);
+ MakeResolAlias(compv0);
+ MakeCutsAliases(compv0);
+ MakeCutsAliasesPID(compv0);
+}
+
+void MakeAliasBase(AliESDComparisonDraw * compv0){
+ //
+ // aliases based on MC data
+ // and on Reconstructed data
+ //
+ // comp->fTree->SetAlias("locphi","(100*(180+180*atan2(MC.fParticle.fPy,MC.fParticle.fPx)/pi)%1000.)*0.01");
+ compv0->fTree->SetAlias("minlab","min(abs(RC.fV0rec.fLab[0]),abs(RC.fV0rec.fLab[1]))");
+ compv0->fTree->SetAlias("maxlab","max(abs(RC.fV0rec.fLab[0]),abs(RC.fV0rec.fLab[1]))");
+ compv0->fTree->SetAlias("MCE","sqrt((MC.fMCm.fParticle.fPx+MC.fMCd.fParticle.fPx)**2+(MC.fMCm.fParticle.fPy+MC.fMCd.fParticle.fPy)**2+(MC.fMCm.fParticle.fPz+MC.fMCd.fParticle.fPz)**2)");
+ compv0->fTree->SetAlias("Ptpc","sqrt((RC.fV0tpc.fPM[0]+RC.fV0tpc.fPP[0])**2+(RC.fV0tpc.fPM[1]+RC.fV0tpc.fPP[1])**2+(RC.fV0tpc.fPM[2]+RC.fV0tpc.fPP[2])**2)");
+ compv0->fTree->SetAlias("Pits","sqrt((RC.fV0its.fPM[0]+RC.fV0its.fPP[0])**2+(RC.fV0its.fPM[1]+RC.fV0its.fPP[1])**2+(RC.fV0its.fPM[2]+RC.fV0its.fPP[2])**2)");
+ compv0->fTree->SetAlias("Prec","sqrt((RC.fV0rec.fPM[0]+RC.fV0rec.fPP[0])**2+(RC.fV0rec.fPM[1]+RC.fV0rec.fPP[1])**2+(RC.fV0rec.fPM[2]+RC.fV0rec.fPP[2])**2)");
+
+ compv0->fTree->SetAlias("PTtpc","sqrt((RC.fV0tpc.fPM[0]+RC.fV0tpc.fPP[0])**2+(RC.fV0tpc.fPM[1]+RC.fV0tpc.fPP[1])**2)");
+ compv0->fTree->SetAlias("PTits","sqrt((RC.fV0its.fPM[0]+RC.fV0its.fPP[0])**2+(RC.fV0its.fPM[1]+RC.fV0its.fPP[1])**2)");
+ compv0->fTree->SetAlias("PTrec","sqrt((RC.fV0rec.fPM[0]+RC.fV0rec.fPP[0])**2+(RC.fV0rec.fPM[1]+RC.fV0rec.fPP[1])**2)");
+ compv0->fTree->SetAlias("PhiRec","atan2(RC.fV0rec.fPP[1]+RC.fV0rec.fPM[1],RC.fV0rec.fPP[0]+RC.fV0rec.fPM[0])");
+ compv0->fTree->SetAlias("PhiTpc","atan2(RC.fV0tpc.fPP[1]+RC.fV0tpc.fPM[1],RC.fV0tpc.fPP[0]+RC.fV0tpc.fPM[0])");
+ compv0->fTree->SetAlias("PhiIts","atan2(RC.fV0its.fPP[1]+RC.fV0its.fPM[1],RC.fV0its.fPP[0]+RC.fV0its.fPM[0])");
+ compv0->fTree->SetAlias("PhiMC","atan2(MC.fMotherP.fPy,MC.fMotherP.fPx)");
+
+ compv0->fTree->SetAlias("minpt","min(abs(MC.fMCm.fParticle.Pt()),abs(MC.fMCd.fParticle.Pt()))");
+ compv0->fTree->SetAlias("minpt2","min(abs(MC.fMCm.fTrackRef.Pt()),abs(MC.fMCd.fTrackRef.Pt()))");
+ compv0->fTree->SetAlias("minrows","min(MC.fMCm.fRowsWithDigits,MC.fMCd.fRowsWithDigits)");
+ compv0->fTree->SetAlias("maxtan","tan(max(abs(MC.fMCm.fParticle.Theta()-1.578),abs(MC.fMCd.fParticle.Theta()-1.578)))");
+ compv0->fTree->SetAlias("maxtanr","max(abs(RC.fV0rec.fParamP.fParam[3]),abs(RC.fV0rec.fParamM.fParam[3]))");
+
+ compv0->fTree->SetAlias("findable","RC.fRecStatus>=0&&MC.fMCR>0.8&&MC.fMCR<120&&minrows>100&&minpt>0.2&&maxtan<1.0&&sqrt(MC.fMotherP.fVx**2+MC.fMotherP.fVy**2)<0.00001&&MC.fPointAngle>0.9999");
+
+ compv0->fTree->SetAlias("findable2","RC.fRecStatus>=0&&MC.fMCR>0.6&&MC.fMCR<120&&MC.fPointAngle>0.9999&&min(MC.fMCm.fRowsWithDigits,MC.fMCd.fRowsWithDigits)>120&&max(abs(MC.fMCm.fTrackRef.fZ),abs(MC.fMCd.fTrackRef.fZ))<90&&min(abs(MC.fMCm.fParticle.Pt()),abs(MC.fMCd.fParticle.Pt()))>0.2");
+
+ compv0->fTree->SetAlias("EMC2","(MC.fMCd.fParticle.fE+MC.fMCm.fParticle.fE)*(MC.fMCd.fParticle.fE+MC.fMCm.fParticle.fE)");
+ compv0->fTree->SetAlias("PMC2","(MC.fMCd.fParticle.fPx+MC.fMCm.fParticle.fPx)**2+(MC.fMCd.fParticle.fPy+MC.fMCm.fParticle.fPy)**2+(MC.fMCd.fParticle.fPz+MC.fMCm.fParticle.fPz)**2");
+}
+
+////////////////////////////////////////////
+////////////////////////////////////////////
+////////////////////////////////////////////
+
+void MakeResolAlias(AliESDComparisonDraw * compv0){
+ //
+ // Resolution estimates
+ // SigmaAP0 and SigmaD0 - uses Covariance matrix
+ // SigmaAP2 and SigmaD2 - "Restricted Sigma" in ( 0.5 to 1.5) window from effective sigma parameterization
+ //
+ compv0->fTree->SetAlias("CausalityB","(1-RC.fV0rec.fCausality[0])*(1-RC.fV0rec.fCausality[1])");
+ compv0->fTree->SetAlias("CausalityA","sqrt((min(RC.fV0rec.fCausality[2],0.7))*(min(RC.fV0rec.fCausality[3],0.7)))");
+ compv0->fTree->SetAlias("p12","sqrt(RC.fV0rec.fParamP.fParam[4]**2+RC.fV0rec.fParamM.fParam[4]**2)");
+ compv0->fTree->SetAlias("ptminrec","1./max(abs(RC.fV0rec.fParamP.fParam[4]),abs(RC.fV0rec.fParamM.fParam[4]))");
+ compv0->fTree->SetAlias("P0","(exp(-RC.fV0rec.fDistNorm)+0.1)*(RC.fV0rec.fDist2<0.5)*(RC.fV0rec.fDistNorm<5)");
+ //
+ // resolution estimates in Y and Z
+ //
+ compv0->fTree->SetAlias("SigmaY","sqrt(RC.fV0rec.fParamP.fCovar[0]+RC.fV0rec.fParamM.fCovar[0]+(RC.fV0rec.fParamP.fCovar[5])*(RC.fV0rec.fParamP.fX-RC.fV0rec.fRr)**2+(RC.fV0rec.fParamM.fCovar[5])*(RC.fV0rec.fParamM.fX-RC.fV0rec.fRr)**2)");
+ compv0->fTree->SetAlias("SigmaZ","sqrt(RC.fV0rec.fParamP.fCovar[2]+RC.fV0rec.fParamM.fCovar[2]+(RC.fV0rec.fParamP.fCovar[9])*(RC.fV0rec.fParamP.fX-RC.fV0rec.fRr)**2+(RC.fV0rec.fParamM.fCovar[9])*(RC.fV0rec.fParamM.fX-RC.fV0rec.fRr)**2)");
+ //
+ // Normalize distance sigma
+ compv0->fTree->SetAlias("SigmaD00","RC.fV0rec.fParamP.fCovar[0]+RC.fV0rec.fParamM.fCovar[0]+RC.fV0rec.fParamP.fCovar[2]+RC.fV0rec.fParamM.fCovar[2]");
+
+ compv0->fTree->SetAlias("SigmaD01","min(RC.fV0rec.fRr-RC.fV0rec.fParamP.fX,0)**2*(RC.fV0rec.fParamP.fCovar[5]+RC.fV0rec.fParamP.fCovar[9])+min(RC.fV0rec.fRr-RC.fV0rec.fParamM.fX,0)**2*(RC.fV0rec.fParamM.fCovar[5]+RC.fV0rec.fParamM.fCovar[9])");
+ compv0->fTree->SetAlias("SigmaD0","sqrt(SigmaD00+SigmaD01+0.03**2)");
+ //
+ // Point Angle sigma
+ compv0->fTree->SetAlias("Norm0","sqrt(RC.fV0rec.fPM[0]**2+RC.fV0rec.fPM[1]**2+RC.fV0rec.fPM[2]**2)/Prec");
+ compv0->fTree->SetAlias("Norm1","sqrt(RC.fV0rec.fPP[0]**2+RC.fV0rec.fPP[1]**2+RC.fV0rec.fPP[2]**2)/Prec");
+ compv0->fTree->SetAlias("SigmaA","(RC.fV0rec.fParamP.fCovar[5]+RC.fV0rec.fParamP.fCovar[9])*(Norm1**2)+(RC.fV0rec.fParamP.fCovar[5]+RC.fV0rec.fParamM.fCovar[9])*(Norm0**2)");
+ compv0->fTree->SetAlias("SigmaAP0","sqrt(0.005**2+0.5*((SigmaD0/RC.fV0rec.fRr)**2+SigmaA))");
+ //compv0->fTree->SetAlias("SigmaAP0","sqrt(0.0001**2+0.5*((SigmaD0/RC.fV0rec.fRr)**2+SigmaA))");
+ //
+ // Effective sigma definition
+ //
+ compv0->fTree->SetAlias("SigmaAPE0","min((0.005+0.02/(0.1+RC.fV0rec.fRr))*0.4*(0.7+0.3*p12),0.06)");
+ compv0->fTree->SetAlias("SigmaAP2","max(min((SigmaAP0+SigmaAPE0)*0.5,1.5*SigmaAPE0),0.5*SigmaAPE0+0.003)");
+ compv0->fTree->SetAlias("SigmaDE0","min(sqrt( ((0.02*max(sqrt(RC.fV0rec.fRr)-2.7,0))*p12**2)**2**2+0.06**2),0.5)");
+ compv0->fTree->SetAlias("SigmaD2","max(min((SigmaD0+SigmaDE0)*0.5,1.5*SigmaDE0),0.5*SigmaDE0)");
+
+}
+
+void MakeCutsAliases(AliESDComparisonDraw * compv0){
+ //
+ // Defines likelihood variables
+ // LikeAP - likelihood acoording point angle
+ // LikeD - likelihood according DCA
+ // LCausal - causality likelihood
+ // and Cuts
+ // CLow1 cut - cut on log(LikeAP*LogD)
+ // CHigh cut - Causality likehood also used - cut on log(LikeAP*LikeD*LCausal)
+ //
+ compv0->fTree->SetAlias("APNorm0","acos(RC.fV0rec.fPointAngle)/SigmaAP0");
+ compv0->fTree->SetAlias("DNorm0", "RC.fV0rec.fDist2/SigmaD0");
+ compv0->fTree->SetAlias("APNorm2","acos(RC.fV0rec.fPointAngle)/SigmaAP2");
+ compv0->fTree->SetAlias("DNorm2", "RC.fV0rec.fDist2/SigmaD2");
+ //
+ compv0->fTree->SetAlias("LikeAP","(10^-50+exp(-APNorm2**2/2)+0.5*exp(-APNorm2**2/4)+0.25*exp(-APNorm2**2/8))/1.75");
+ compv0->fTree->SetAlias("LikeD","10^-50+(exp(-DNorm2*2)+0.5*exp(-DNorm2)+0.25*exp(-DNorm2/2))/1.75");
+ //
+ compv0->fTree->SetAlias("LikeAP0","10^-50+exp(-APNorm0**2/2)");
+ compv0->fTree->SetAlias("LikeD0","10^-50+exp(-DNorm0*2.0)");
+ //
+ compv0->fTree->SetAlias("LikeAP1","10^-50+(exp(-APNorm0**2/2)+0.5*exp(-APNorm0**2/4))/1.5");
+ compv0->fTree->SetAlias("LikeD1","10^-50+(exp(-DNorm0*2.0)+0.3*exp(-DNorm0))/1.3");
+ //
+ compv0->fTree->SetAlias("LikeAP3","10^-50+exp(-APNorm2**2/2)");
+ compv0->fTree->SetAlias("LikeD3","10^-50+exp(-DNorm2*2.0)");
+ //
+ //
+ compv0->fTree->SetAlias("MinCausal","min(RC.fV0rec.fCausality[0],RC.fV0rec.fCausality[1])");
+ compv0->fTree->SetAlias("MeanCausal","0.5*(RC.fV0rec.fCausality[0]+RC.fV0rec.fCausality[1])");
+ compv0->fTree->SetAlias("MaxCausal","max(RC.fV0rec.fCausality[0],RC.fV0rec.fCausality[1])");
+ // compv0->fTree->SetAlias("LCausal","(1.05-(3*(0.8-exp(-MaxCausal))+(0.8-exp(-MinCausal)))/2)**4");
+ compv0->fTree->SetAlias("LCausal","(1.05-(2*(0.8-exp(-max(RC.fV0rec.fCausality[0],RC.fV0rec.fCausality[1])))+2*(0.8-exp(-min(RC.fV0rec.fCausality[0],RC.fV0rec.fCausality[1]))))/2)**4");
+ // compv0->fTree->SetAlias("LCausal","(1.05-(2*(0.8-exp(-max(RC.fV0rec.fCausality[0],RC.fV0rec.fCausality[1])))))**4");
+ //
+ //
+ compv0->fTree->SetAlias("CLow1","RC.fV0rec.fPointAngle>0.99&&RC.fV0rec.fRr<210&&log(LikeD*LikeAP)>-5.");
+ compv0->fTree->SetAlias("CHigh","CLow1&&log(LikeD*LikeAP*LCausal)>-5.0");
+ compv0->fTree->SetAlias("CHigh4","CLow1&&log(LikeD*LikeAP*LCausal)>-4.0");
+ compv0->fTree->SetAlias("CHigh3","CLow1&&log(LikeD*LikeAP*LCausal)>-3.0");
+ compv0->fTree->SetAlias("CHigh2","CLow1&&log(LikeD*LikeAP*LCausal)>-2.0");
+ compv0->fTree->SetAlias("CHigh1","CLow1&&log(LikeD*LikeAP*LCausal)>-1.0");
+ //
+ compv0->fTree->SetAlias("minCB","min(RC.fV0rec.fCausality[0],RC.fV0rec.fCausality[1])<0.5");
+}
+
+
+void MakeCutsAliasesPID(AliESDComparisonDraw * compv0){
+ //
+ // Cuts optimized for different types of particle
+ // use PID of daughter particles as additional criteria
+ //
+ compv0->fTree->SetAlias("Spid0","RC.fT1.fESDTrack.fTPCr[0]+RC.fT1.fESDTrack.fTPCr[2]+RC.fT1.fESDTrack.fTPCr[3]+RC.fT1.fESDTrack.fTPCr[4]");
+ compv0->fTree->SetAlias("Spid1","RC.fT2.fESDTrack.fTPCr[0]+RC.fT2.fESDTrack.fTPCr[2]+RC.fT2.fESDTrack.fTPCr[3]+RC.fT2.fESDTrack.fTPCr[4]");
+ // K0S CUT
+ compv0->fTree->SetAlias("Crecks0_0","RC.fT1.fESDTrack.fTPCr[0]/Spid0<0.9&&RC.fT1.fESDTrack.fTPCr[4]/Spid0<0.8&RC.fT1.fESDTrack.fTPCr[3]/Spid0<0.9&&RC.fT2.fESDTrack.fTPCr[0]/Spid1<0.9&&RC.fT2.fESDTrack.fTPCr[4]/Spid1<0.8&&RC.fT2.fESDTrack.fTPCr[3]/Spid1<0.9");
+ compv0->fTree->SetAlias("Crecks0_1","RC.fV0rec.fNormDCAPrim[0]>4&&RC.fV0rec.fNormDCAPrim[0]>4");
+ compv0->fTree->SetAlias("Crecks0","Crecks0_0&&Crecks0_1&&RC.fV0rec.fRr<25");
+ //
+ // LAMBDA CUTS
+ compv0->fTree->SetAlias("CrecLambda_0","RC.fT1.fESDTrack.fTPCr[4]/Spid0>0.19&&RC.fT2.fESDTrack.fTPCr[2]/Spid0>0.19");
+ compv0->fTree->SetAlias("CrecLambda_1","RC.fT1.fESDTrack.fTPCr[0]/Spid0<0.9&&RC.fT2.fESDTrack.fTPCr[0]/Spid0<0.9");
+ compv0->fTree->SetAlias("CrecLambda","CrecLambda_0&&CrecLambda_1");
+ //
+ // GAMMA CONVERSION CUTS
+ compv0->fTree->SetAlias("CrecGamma_0","RC.fT1.fESDTrack.fTPCr[0]/Spid0+RC.fT2.fESDTrack.fTPCr[0]/Spid1>0.4");
+ compv0->fTree->SetAlias("CrecGamma_1","RC.fT1.fESDTrack.fTPCr[4]/Spid0<0.8&&RC.fT2.fESDTrack.fTPCr[4]/Spid1<0.8");
+ compv0->fTree->SetAlias("CrecGamma_2","RC.fT1.fESDTrack.fTPCr[2]/Spid0<0.9&&RC.fT2.fESDTrack.fTPCr[2]/Spid1<0.9");
+ compv0->fTree->SetAlias("CrecGamma","CrecGamma_0&&CrecGamma_1&&CrecGamma_2");
+}
+
+//
+//----------------------------------------------------------------------------------------------
+TH1F * GetInvMass(AliESDComparisonDraw* compv0, TCut cut, Int_t pdg=310, Bool_t all=kFALSE){
+ //
+ // return invariant mass histogram
+ // pdg - specify type of particle - (mass window)
+ // all - kTRUE - all particles shown
+ // kFALSE - only particle with given pdg
+ if (pdg==310){
+ TH1F * himk0 = new TH1F("himk0","himk0",100,0.46,0.54);
+ if (all) {
+ compv0->fTree->Draw("RC.fV0rec.GetEffMass(2,2)>>himk0",cut);
+ }else{
+ compv0->fTree->Draw("RC.fV0rec.GetEffMass(2,2)>>himk0",cut+cks0);
+ }
+ himk0->SetXTitle("Invariant Mass (GeV)");
+ fim.SetParameter(0,0.4975);
+ fim.SetParameter(1,0.003);
+ fim.SetParameter(2,himk0->GetMaximum());
+ fim.SetParameter(3,(himk0->GetBinContent(1)+himk0->GetBinContent(99))*0.5);
+ fim.SetParameter(4,0);
+ himk0->Fit(&fim);
+ himk0->Draw();
+ return himk0;
+ }
+ if (pdg==3122){
+ TH1F * hlam0 = new TH1F("hlam0","hlam0",100,1.1,1.13);
+ if (all){
+ compv0->fTree->Draw("RC.fV0rec.GetEffMass(4,2)>>hlam0",cut);
+ }else{
+ compv0->fTree->Draw("RC.fV0rec.GetEffMass(4,2)>>hlam0",cut+clambda);
+ }
+ hlam0->SetXTitle("Invariant Mass (GeV)");
+ fim.SetParameter(0,1.11568);
+ fim.SetParameter(1,0.0011);
+ fim.SetParameter(2,himk0->GetMaximum());
+ fim.SetParameter(3,(himk0->GetBinContent(1)+himk0->GetBinContent(99))*0.5);
+ fim.SetParameter(4,0);
+ hlam0->Fit(&fim);
+ hlam0->Draw();
+ return hlam0;
+ }
+ if (pdg==22){
+ TH1F * hgamma = new TH1F("hgamma","hgamma",100,0.0,0.2);
+ if (all){
+ compv0->fTree->Draw("RC.fV0rec.GetEffMass(0,0)>>hgamma",cut);
+ }else{
+ compv0->fTree->Draw("RC.fV0rec.GetEffMass(0,0)>>hgamma",cut+cgamma);
+ }
+ hgamma->SetXTitle("Invariant Mass (GeV)");
+
+ hgamma->Fit("gaus");
+ hgamma->Draw();
+ return hgamma;
+ }
+}
+
+TH1F * GetInvMassPtMin(AliESDComparisonDraw* compv0, TCut cut="RC.fRecStatus==1&&CHigh", Int_t pdg=310)
+{
+ //
+ // effective mass resolution vs. particle momenta
+ //
+ if (pdg==310){
+ compv0->DrawXY("minpt","1000*(RC.fV0rec.GetEffMass(2,2)-0.49767)",cut,"RC.fRecStatus==1",5,0.2,1,-10,10);
+ }
+ if (pdg==3122){
+ compv0->DrawXY("minpt","1000*(RC.fV0rec.GetEffMass(4,2)-1.11568)",cut,"RC.fRecStatus==1",5,0.2,0.5,-10,10);
+ }
+ TH1F * his = (TH1F*)compv0->fRes->Clone();
+ his->SetXTitle("Pt(GeV)");
+ his->SetYTitle("Invariant mass sigma (MeV)");
+ his->Draw();
+ return his;
+}
+
+TH1F * GetLogLikelihood(AliESDComparisonDraw* compv0, char * var0="LCausal*LikeAP*LikeD",
+ TCut cut="RC.fRecStatus==1&&CHigh", Int_t min=-10)
+{
+ //
+ // Likelihood
+ //
+ //char *var0 = "LCausal";
+ TH1F * his = new TH1F("loglikelihood","loglikelihood",50,min,0);
+ char var[1000];
+ sprintf(var,"log(%s)>>loglikelihood",var0);
+ compv0->fTree->Draw(var,cut);
+ his->SetXTitle("Logarithm of likelihood");
+ his->Draw();
+ return his;
+}
+
+//
+//----------------------------------------------------------------------------------------------
+TH1F * GetDeltaR(AliESDComparisonDraw* compv0, TCut cut){
+ //
+ // resolution of vertex position in radial direction
+ //
+ TH1F * hdr = new TH1F("hdr","hdr",100,-0.5,0.5);
+ compv0->fTree->Draw("RC.fV0rec.fRr-MC.fMCR>>hdr",cut);
+ hdr->SetXTitle("Delta r (cm)");
+ hdr->Fit("gaus");
+ hdr->Draw();
+ return hdr;
+}
+
+//
+//----------------------------------------------------------------------------------------------
+TH1F* GetResolP2(AliESDComparisonDraw* compv0, TCut cut, Float_t pmin=0.6, Float_t pmax=2.){
+ //
+ //
+ //
+ compv0->DrawXY("MC.fMotherP.P()","100*(MC.fMotherP.P()-Prec)/MC.fMotherP.P()",cut,"RC.fRecStatus==1",5,pmin,pmax,-6,6);
+ TH1F * hdp0 = (TH1F*)compv0->fRes->Clone();
+ compv0->DrawXY("MC.fMotherP.P()","100*(MC.fMotherP.P()-Pits)/MC.fMotherP.P()",cut,"RC.fRecStatus==1",5,pmin,pmax,-6,6);
+ TH1F * hdp1 = (TH1F*)compv0->fRes->Clone();
+ compv0->DrawXY("MC.fMotherP.P()","100*(MC.fMotherP.P()-Ptpc)/MC.fMotherP.P()",cut,"RC.fRecStatus==1",5,pmin,pmax,-6,6);
+ TH1F * hdp2 = (TH1F*)compv0->fRes->Clone();
+ hdp0->SetXTitle("P(GeV)");
+ hdp0->SetYTitle("dP/P(%)");
+ hdp0->SetMarkerStyle(26);
+ hdp1->SetMarkerStyle(27);
+ hdp2->SetMarkerStyle(28);
+ hdp0->Draw();
+ hdp1->Draw("same");
+ hdp2->Draw("same");
+ //
+ TLegend *legend = new TLegend(0.35,0.15,0.85,0.3, "Momentum resolution");
+ legend->SetBorderSize(1);
+ legend->AddEntry(hdp0,"Combined V0 finder");
+ legend->AddEntry(hdp1,"ESD V0 finder");
+ legend->AddEntry(hdp2,"TPC V0 finder");
+ //
+ legend->Draw();
+ return hdp0;
+}
+//
+//----------------------------------------------------------------------------------------------
+TH1F* GetResolPhi(AliESDComparisonDraw* compv0, TCut cut, Float_t pmin=0.6, Float_t pmax=2.){
+ //
+ //
+ compv0->DrawXY("MC.fMotherP.P()","1000*(PhiMC-PhiRec)",cut,"RC.fRecStatus==1",5,pmin,pmax,-15,15,20);
+ TH1F * hdp0 = (TH1F*)compv0->fRes->Clone();
+ compv0->DrawXY("MC.fMotherP.P()","1000*(PhiMC-PhiIts)",cut,"RC.fRecStatus==1",5,pmin,pmax,-15,15,20);
+ TH1F * hdp1 = (TH1F*)compv0->fRes->Clone();
+ compv0->DrawXY("MC.fMotherP.P()","1000*(PhiMC-PhiTpc)",cut,"RC.fRecStatus==1",5,pmin,pmax,-15,15,20);
+ TH1F * hdp2 = (TH1F*)compv0->fRes->Clone();
+ hdp0->SetXTitle("P(GeV)");
+ hdp0->SetYTitle("d#varphi(mrad)");
+ hdp0->SetMarkerStyle(26);
+ hdp1->SetMarkerStyle(27);
+ hdp2->SetMarkerStyle(28);
+ hdp0->Draw();
+ hdp1->Draw("same");
+ hdp2->Draw("same");
+ //
+ TLegend *legend = new TLegend(0.2,0.15,0.55,0.3, "#varphi resolution");
+ legend->SetBorderSize(1);
+ legend->AddEntry(hdp0,"Combined V0 finder");
+ legend->AddEntry(hdp1,"ESD V0 finder");
+ legend->AddEntry(hdp2,"TPC V0 finder");
+ //
+ legend->Draw();
+ return hdp0;
+}
+
+//
+//-----------------------------------------------------------------------------------------------------
+TH1F * EffR(AliESDComparisonDraw* compv0, TCut cut, Float_t minr=0.8, Float_t maxr=30, Int_t ndiv=10){
+ //
+ // make efficiency plots
+ //
+ compv0->Eff("MC.fMCR",cut,"RC.fV0Status==3",ndiv,minr,maxr);
+ TH1F * heff0 = (TH1F*)compv0->fRes->Clone();
+ compv0->Eff("MC.fMCR",cut,"RC.fRecStatus==1",ndiv,minr,maxr);
+ TH1F * heff1 = (TH1F*)compv0->fRes->Clone();
+ compv0->Eff("MC.fMCR",cut,"RC.fRecStatus==1&&CLow1",ndiv,minr,maxr);
+ TH1F * heff2 = (TH1F*)compv0->fRes->Clone();
+ compv0->Eff("MC.fMCR",cut,"RC.fRecStatus==1&&CHigh",ndiv,minr,maxr);
+ TH1F * heff3 = (TH1F*)compv0->fRes->Clone();
+ heff0->SetXTitle("Decay radii (cm)");
+ heff0->SetMarkerStyle(25);
+ heff1->SetMarkerStyle(26);
+ heff2->SetMarkerStyle(27);
+ heff3->SetMarkerStyle(28);
+ heff0->Draw(); heff1->Draw("same");heff2->Draw("same");heff3->Draw("same");
+ TLegend *legend = new TLegend(0.2,0.15,0.55,0.3, "Efficiency");
+ legend->SetBorderSize(1);
+ legend->AddEntry(heff0,"Efficiency to find both decay product");
+ legend->AddEntry(heff1,"After rough cuts during tracking");
+ legend->AddEntry(heff2,"After resolution cuts");
+ legend->AddEntry(heff3,"After resolution and causality cuts");
+ //
+ legend->Draw();
+ return heff3;
+}
+
+//
+//-----------------------------------------------------------------------------------------------------
+TH1F * EffPt(AliESDComparisonDraw* compv0, TCut cut, Float_t min=0.5, Float_t max=1., Int_t ndiv=10){
+ //
+ // make efficiency plots
+ //
+ compv0->Eff("MC.fMotherP.Pt()",cut,"RC.fV0Status==3",ndiv,min,max);
+ TH1F * heff0 = (TH1F*)compv0->fRes->Clone();
+ compv0->Eff("MC.fMotherP.Pt()",cut,"RC.fRecStatus==1",ndiv,min,max);
+ TH1F * heff1 = (TH1F*)compv0->fRes->Clone();
+ compv0->Eff("MC.fMotherP.Pt()",cut,"RC.fRecStatus==1&&CLow1",ndiv,min,max);
+ TH1F * heff2 = (TH1F*)compv0->fRes->Clone();
+ compv0->Eff("MC.fMotherP.Pt()",cut,"RC.fRecStatus==1&&CHigh",ndiv,min,max);
+ TH1F * heff3 = (TH1F*)compv0->fRes->Clone();
+ heff0->SetXTitle("Pt(GeV)");
+ heff0->SetMarkerStyle(25);
+ heff1->SetMarkerStyle(26);
+ heff2->SetMarkerStyle(27);
+ heff3->SetMarkerStyle(28);
+ heff0->Draw(); heff1->Draw("same");heff2->Draw("same");heff3->Draw("same");
+ TLegend *legend = new TLegend(0.2,0.15,0.55,0.3, "Efficiency");
+ legend->SetBorderSize(1);
+ legend->AddEntry(heff0,"Efficiency to find both decay product");
+ legend->AddEntry(heff1,"After rough cuts during tracking");
+ legend->AddEntry(heff2,"After resolution cuts");
+ legend->AddEntry(heff3,"After resolution and causality cuts");
+ //
+ legend->Draw();
+ return heff3;
+}
+
+//
+//-----------------------------------------------------------------------------------------------------
+TH1F * EffMinPt(AliESDComparisonDraw* compv0, TCut cut, Float_t min=0.5, Float_t max=1., Int_t ndiv=10){
+ //
+ // make efficiency plots
+ //
+ compv0->Eff("min(MC.fMCm.fParticle.Pt(),MC.fMCd.fParticle.Pt())",cut,"RC.fV0Status==3",ndiv,min,max);
+ TH1F * heff0 = (TH1F*)compv0->fRes->Clone();
+ compv0->Eff("min(MC.fMCm.fParticle.Pt(),MC.fMCd.fParticle.Pt())",cut,"RC.fRecStatus==1",ndiv,min,max);
+ TH1F * heff1 = (TH1F*)compv0->fRes->Clone();
+ compv0->Eff("min(MC.fMCm.fParticle.Pt(),MC.fMCd.fParticle.Pt())",cut,"RC.fRecStatus==1&&CLow1",ndiv,min,max);
+ TH1F * heff2 = (TH1F*)compv0->fRes->Clone();
+ compv0->Eff("min(MC.fMCm.fParticle.Pt(),MC.fMCd.fParticle.Pt())",cut,"RC.fRecStatus==1&&CHigh",ndiv,min,max);
+ TH1F * heff3 = (TH1F*)compv0->fRes->Clone();
+ heff0->SetXTitle("Pt(GeV)");
+ heff0->SetMarkerStyle(25);
+ heff1->SetMarkerStyle(26);
+ heff2->SetMarkerStyle(27);
+ heff3->SetMarkerStyle(28);
+ heff0->Draw(); heff1->Draw("same");heff2->Draw("same");heff3->Draw("same");
+ TLegend *legend = new TLegend(0.2,0.15,0.55,0.3, "Efficiency");
+ legend->SetBorderSize(1);
+ legend->AddEntry(heff0,"Efficiency to find both decay product");
+ legend->AddEntry(heff1,"After rough cuts during tracking");
+ legend->AddEntry(heff2,"After resolution cuts");
+ legend->AddEntry(heff3,"After resolution and causality cuts");
+ //
+ legend->Draw();
+ return heff3;
+}
+
+
+TH1F * GetCumulative(AliESDComparisonDraw* compv0, char * var0,TCut cut = "RC.fRecStatus==1", Float_t min=0, Float_t max=30, Int_t ndiv=20)
+{
+ //
+ // Make cumulative function
+ //
+ TH1F his("his","his",ndiv,min,max);
+ char var[1000];
+ sprintf(var,"%s>>his",var0);
+ compv0->fTree->Draw(var,cut);
+ TH1F *hcumul = new TH1F("hcumul","hcumul",ndiv,min,max);
+ Float_t all = (Float_t)his.GetSum();
+ {
+ for (Int_t i=0;i<=ndiv;i++){
+ hcumul->SetBinContent(i,his.Integral(0,i)/all);
+ }
+ }
+ hcumul->SetFillColor(0);
+ hcumul->SetXTitle("Threshold (unit)");
+ hcumul->SetYTitle("Cumulative function");
+ hcumul->Draw();
+ return hcumul;
+}
+
+TH1F * CompareLikeCumulative(AliESDComparisonDraw* compv0,TCut cut = "RC.fRecStatus==1", Float_t min=0, Float_t max=30, Int_t ndiv=20)
+{
+ //
+ //
+ //
+ TH1F * h0 = GetCumulative(compv0,"-log(LikeAP*LikeD*LCausal)",cut,min,max,ndiv);
+ TH1F * h1 = GetCumulative(compv0,"-log(LikeAP1*LikeD1*LCausal)",cut,min,max,ndiv);
+ TH1F * h3 = GetCumulative(compv0,"-log(LikeAP3*LikeD3*LCausal)",cut,min,max,ndiv);
+ h0->SetXTitle("Threshold (unit)");
+ h0->SetMaximum(1.1);
+ h0->SetLineColor(1); h0->SetLineStyle(1);
+ h1->SetLineColor(2); h1->SetLineStyle(2);
+ h3->SetLineColor(3); h3->SetLineStyle(3);
+ h0->Draw();
+ h1->Draw("same");
+ h3->Draw("same");
+ TLegend *legend = new TLegend(0.4,0.12,0.88,0.5, "Cumulative as function of threshold");
+ legend->SetBorderSize(1);
+ legend->AddEntry(h0,"Likelihhod (P0 parameterization) with three components");
+ legend->AddEntry(h1,"Likelihood (P1 parameterization) with one component");
+ legend->AddEntry(h3,"Likelihood (P0 parameterization) with one component");
+ //
+ legend->Draw();
+ return h0;
+}
+
+
+TH1F * CompareLikeCumulative2(AliESDComparisonDraw* compv0,TCut cut = "RC.fRecStatus==1", Float_t min=0, Float_t max=30, Int_t ndiv=20)
+{
+ //
+ //
+ //
+ TH1F * h0 = GetCumulative(compv0,"-log(LikeAP*LikeD*LCausal)",cut,min,max,ndiv);
+ TH1F * h1 = GetCumulative(compv0,"-log(LikeAP1*LikeD1*LCausal)",cut,min,max,ndiv);
+ TH1F * h3 = GetCumulative(compv0,"-log(LikeAP3*LikeD3*LCausal)",cut,min,max,ndiv);
+ TH1F * h4 = GetCumulative(compv0,"-log(RC.fV0rec.GetLikelihoodC(0,0)*RC.fV0rec.GetLikelihoodAP(2,2)*RC.fV0rec.GetLikelihoodD(2,2))",cut,min,max,ndiv);
+ h0->SetXTitle("Threshold (unit)");
+ h0->SetMaximum(1.1);
+ h0->SetLineColor(1); h0->SetLineStyle(1);
+ h1->SetLineColor(2); h1->SetLineStyle(2);
+ h3->SetLineColor(3); h3->SetLineStyle(3);
+ h4->SetLineColor(4); h4->SetLineStyle(4);
+
+ h0->Draw();
+ h1->Draw("same");
+ h3->Draw("same");
+ h4->Draw("same");
+ TLegend *legend = new TLegend(0.4,0.12,0.88,0.5, "Cumulative as function of threshold");
+ legend->SetBorderSize(1);
+ legend->AddEntry(h0,"Likelihhod (P0 parameterization) with three components");
+ legend->AddEntry(h1,"Likelihood (P1 parameterization) with one component");
+ legend->AddEntry(h3,"Likelihood (P0 parameterization) with one component");
+ legend->AddEntry(h4,"Likelihood default");
+ //
+ legend->Draw();
+ return h0;
+}
+
+
+
+TH1F * CompareCumulativeSec(AliESDComparisonDraw* compv0, Float_t min=0, Float_t max=30, Int_t ndiv=20)
+{
+ //
+ //
+ //
+ // Float_t min=0; Float_t max=20; Int_t ndiv=1000;
+ TH1F * hks0 = GetCumulative(&compv0,"abs(RC.fT1.fITStrack.fP0/sqrt(RC.fT1.fITStrack.fC00))","RC.fV0Status==3&&MC.fMCR>0.5"+cint+cks0,min,max,ndiv);
+ TH1F * hks1 = GetCumulative(&compv0,"sqrt((RC.fT1.fITStrack.fP0/sqrt(RC.fT1.fITStrack.fC00))**2+((RC.fT1.fITStrack.fP1-MC.fMotherP.fVz)/sqrt(RC.fT1.fITStrack.fC11))**2)","RC.fV0Status==3&&MC.fMCR>0.5"+cint+cks0,min,max,ndiv);
+
+ TH1F * hlam0 = GetCumulative(&compv0,"abs(RC.fT1.fITStrack.fP0/sqrt(RC.fT1.fITStrack.fC00))","RC.fV0Status==3&&MC.fMCR>0.5"+cint+clam,min,max,ndiv);
+ TH1F * hlam1 = GetCumulative(&compv0,"sqrt((RC.fT1.fITStrack.fP0/sqrt(RC.fT1.fITStrack.fC00))**2+((RC.fT1.fITStrack.fP1-MC.fMotherP.fVz)/sqrt(RC.fT1.fITStrack.fC11))**2)","RC.fV0Status==3&&MC.fMCR>0.5"+cint+clam,min,max,ndiv);
+
+ TH1F * hgamma0 = GetCumulative(&compv0,"abs(RC.fT1.fITStrack.fP0/sqrt(RC.fT1.fITStrack.fC00))","RC.fV0Status==3&&MC.fMCR>0.5"+cint+cgamma,min,max,ndiv);
+ TH1F * hgamma1 = GetCumulative(&compv0,"sqrt((RC.fT1.fITStrack.fP0/sqrt(RC.fT1.fITStrack.fC00))**2+((RC.fT1.fITStrack.fP1-MC.fMotherP.fVz)/sqrt(RC.fT1.fITStrack.fC11))**2)","RC.fV0Status==3&&MC.fMCR>0.5"+cint+cgamma,min,max,ndiv);
+
+ hks0->SetXTitle("Threshold (sigma)");
+ hks0->SetYTitle("Cumulative probability");
+ hks0->SetMaximum(0.8);
+ hks0->SetLineColor(1); hks0->SetLineStyle(1); hks0->SetLineWidth(1)
+ hks1->SetLineColor(1); hks1->SetLineStyle(2); hks1->SetLineWidth(2);
+ hlam0->SetLineColor(1); hlam0->SetLineStyle(3); hlam0->SetLineWidth(1);
+ hlam1->SetLineColor(1); hlam1->SetLineStyle(4); hlam1->SetLineWidth(2)
+ hgamma0->SetLineColor(1); hgamma0->SetLineStyle(5); hgamma0->SetLineWidth(1);
+ hgamma1->SetLineColor(1); hgamma1->SetLineStyle(6);hgamma1->SetLineWidth(2);
+
+ hks0->Draw();
+ hks1->Draw("same");
+ hlam0->Draw("same");
+ hlam1->Draw("same");
+ hgamma0->Draw("same");
+ hgamma1->Draw("same");
+
+ TLegend *legend = new TLegend(0.4,0.12,0.88,0.5, "Cumulative probability");
+ legend->SetBorderSize(1);
+ legend->AddEntry(hks0,"K^{0}_{s} decay - normalized DCA in r#varphi");
+ legend->AddEntry(hks1,"K^{0}_{s} decay - normalized DCA 3D");
+ legend->AddEntry(hlam0,"#Lambda decay - normalized DCA in r#varphi");
+ legend->AddEntry(hlam1,"#Lambda decay - normalized DCA 3D");
+ legend->AddEntry(hgamma0,"#gamma conversion - normalized DCA in r#varphi");
+ legend->AddEntry(hgamma1,"#gamma conversion - normalized DCA 3D");
+ //
+ legend->Draw();
+ return h0;
+}
+
+
+
+