int main(int argc, char** argv) { ////////////////////////////////////////////////////////////////////////////////////////////// // Slide 9 - 11 { int myvar = 25; // create variable with value 25 (gets address 1776) int* foo = &myvar; // store address 1776 in a pointer int bar = myvar; // copy value 25 to another parameter bar int& baz = *foo; // dereferencing = getting the value from the pointer: baz is equal to the value (25) pointed to by foo (at address 1776) int baz2 = *foo; // dereferencing and copying into } { int a(1); // on the stack int b = 2; // on the stack int *p_c = new int; // p_c is assigned 4 bytes in the heap *p_c = 3; // p_c is pointing at 3 int *array = new int[10]; // array is assigned 40 bytes in the heap array[0] = a; array[1] = b; array[2] = *p_c; // the value that the pointer is pointing to is copied to the first element of the array delete p_c; delete[] array; } ////////////////////////////////////////////////////////////////////////////////////////////// /// add breakpoints : constructor, copy-constructor and destructor /// slide 11 { Person person("Frank"); // on the stack Person clone(person); // copy constructor Person& clone_ref = clone; // creating a reference to the clone Person clone_again = clone; // call copy constructor again Donation donation(person, 100); // on the stack } // both person and donation's destructors are called ////////////////////////////////////////////////////////////////////////////////////////////// /// slide 12 { Person frank("Frank"); // on the stack Person* p_willy = new Person("Willy"); // on the heap std::cout << frank.GetName() << std::endl; std::cout << p_willy->GetName() << std::endl << std::endl; Donation donation(*p_willy, 100); // on the stack Donation* p_donation = new Donation(donation); // create pointer on the heap and call the copy-constructor; p_donation->SetAmount(200); // pass by value std::unique_ptr<Donation> up_donation(new Donation(donation)); // up_donation is on the stack, the new donation is on the heap, but will be automatically destructed when up_donation is out of scope up_donation->SetAmount(300); // pass by value const Donation& donation_const_ref = donation; // holding a const reference will prevent us from modifying it std::cout << donation << std::endl; std::cout << *p_donation << std::endl; std::cout << *up_donation << std::endl; delete p_donation; // if not here : memory leak delete p_willy; // idem } system("pause"); return 0; }
void getSpectrumPP05(const char *pid) { gStyle->SetOptStat(0); gStyle->SetOptFit(0); gStyle->SetErrorX(0); bool subtractNEUTRONS=kTRUE; //neutron data: //hadron data for Levy function, nucl-ex/0601033: //--> d^2N/(2*pi*pT*N*dpT*dy) = B/((1+((mT - m0)/nT))^n) // {p-dAu; pbar-dAu; p-pp; pbar-pp} and m0 = m_neutron = 1.0 GeV. double B[]={0.3,0.23,0.072,0.061};//->[0] //double eB[]={0.01,0.01,0.005,0.005}; double T[]={0.205,0.215,0.179,0.173};//->[1] //double eT[]={0.004,0.005,0.006,0.006}; double n[]={11.00,12.55,10.87,10.49};//->[2] //double en[]={0.29,0.41,0.43,0.40}; double BR=35.8/63.9;//->p + pi- (63.9%) : ->n + pi0 (35.8%) double c_feeddown=0.8+0.2*BR; double CPVloss=0.98;//for minbias TF1 *f_nbar=new TF1("f_nbar","[3]*[4]*[0]/pow((1.+(sqrt(x*x+1.) - 1.)/([1]*[2])),[2])",0.,15.); f_nbar->SetParameters(B[3],T[3],n[3],c_feeddown,CPVloss); //get direct gammas pQCD: ifstream pQCDphotons("./datapoints/pQCD_Werner/rhic_cteq6_gamma_inv_sc1.dat"); float ppx[100]; float ppy[100]; Int_t iii=0; cout<<"pqcd photons:"<<endl; while(iii<28){ if(!pQCDphotons.good()) break; float dummy=0.; pQCDphotons>>ppx[iii]>>dummy>>dummy>>ppy[iii]; ppy[iii]*=1.e-09;//convert to mb iii++; } TGraph *g_dirgamma=new TGraph(iii,ppx,ppy); //get direct gammas pQCD: scale 0.5*pT ifstream pQCDphotons05("./datapoints/pQCD_Werner/rhic_cteq6_gamma_inv_sc05.dat"); float ppx05[100]; float ppy05[100]; Int_t iii05=0; while(iii05<28){ if(!pQCDphotons05.good()) break; float dummy=0.; pQCDphotons05>>ppx05[iii05]>>dummy>>dummy>>ppy05[iii05]; ppy05[iii05]*=1.e-09;//convert to mb iii05++; } TGraph *g_dirgamma05=new TGraph(iii05,ppx05,ppy05); //get direct gammas pQCD: scale 2*pT ifstream pQCDphotons2("./datapoints/pQCD_Werner/rhic_cteq6_gamma_inv_sc2.dat"); float ppx2[100]; float ppy2[100]; Int_t iii2=0; while(iii2<28){ if(!pQCDphotons2.good()) break; float dummy=0.; pQCDphotons2>>ppx2[iii2]>>dummy>>dummy>>ppy2[iii2]; ppy2[iii2]*=1.e-09;//convert to mb iii2++; } TGraph *g_dirgamma2=new TGraph(iii2,ppx2,ppy2); //get phenix pions in pp ifstream phenix("./datapoints/phenix_xsec_pp.dat"); float phex[100]; float phey[100]; Int_t iphe=0; while(iphe<16){ if(!phenix.good()) break; phenix>>phex[iphe]>>phey[iphe]; //is in mb already!! iphe++; } TGraphErrors *phenix_pp=new TGraphErrors(iphe,phex,phey); phenix_pp->SetMarkerStyle(24); phenix_pp->SetLineWidth(6); phenix_pp->SetName("phenix_pp"); //frank's spin2006 pions: ifstream frank("./datapoints/frank_pp05_new.dat"); float frx[100]; float fry[100]; float frex[100]; float frey[100]; Int_t ifr=0; while(ifr<12){ if(!frank.good()) break; frank>>frx[ifr]>>fry[ifr]>>frey[ifr]; frex[ifr]=0.; ifr++; } TGraphErrors *frank_pp=new TGraphErrors(ifr,frx,fry,frex,frey); frank_pp->SetMarkerStyle(25); frank_pp->SetMarkerColor(4); frank_pp->SetName("frank_pp"); //sasha's pions: float x_pp2005_sasha[]={1.20358,1.70592,2.21238,2.71916,3.4032,4.4224,5.43571,6.44468,7.45056,8.83794,10.8659,12.8831,15.2692 }; float xe_pp2005_sasha[]={0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.}; float y_pp2005_sasha[]={0.212971,0.0337464,0.00811345,0.00248195,0.000467495,6.37683e-05,1.4487e-05,3.67539e-06,1.26723e-06,3.3676e-07,8.01941e-08,1.93813e-08,5.56059e-09}; float ye_pp2005_sasha[]={0.00463771,0.000949529,0.000323778,0.000139023,3.68181e-05,7.61527e-07,2.28359e-07,9.19064e-08,4.93116e-08,8.16844e-09,3.66273e-09,1.75057e-09,7.36722e-10}; TGraphErrors *sasha_pp05=new TGraphErrors(13,x_pp2005_sasha,y_pp2005_sasha,xe_pp2005_sasha,ye_pp2005_sasha); sasha_pp05->SetMarkerStyle(8); sasha_pp05->SetMarkerColor(TColor::GetColor(8,80,8)); sasha_pp05->SetName("sasha_pp05"); //get pions KKP scale pT ifstream pQCDpions("./datapoints/pQCD_Werner/klaus_pi0inv_200_kkp_1.dat"); float pionx[100]; float piony[100]; Int_t ipion=0; while(ipion<28){ if(!pQCDpions.good()) break; pQCDpions>>pionx[ipion]>>piony[ipion]; piony[ipion]*=1.e-09;//convert to mb ipion++; } TGraphErrors *kkp=new TGraphErrors(ipion,pionx,piony); kkp->SetLineColor(54); kkp->SetName("kkp"); //get pions KKP scale 0.5*pT ifstream pQCDpions05("./datapoints/pQCD_Werner/klaus_pi0inv_200_kkp_05.dat"); float pionx05[100]; float piony05[100]; Int_t ipion05=0; while(ipion05<28){ if(!pQCDpions05.good()) break; pQCDpions05>>pionx05[ipion05]>>piony05[ipion05]; piony05[ipion05]*=1.e-09;//convert to mb ipion05++; } TGraphErrors *kkp05=new TGraphErrors(ipion05,pionx05,piony05); kkp05->SetLineStyle(2); kkp05->SetLineColor(54); kkp05->SetName("kkp05"); //get pions KKP scale 2*pT ifstream pQCDpions2("./datapoints/pQCD_Werner/klaus_pi0inv_200_kkp_2.dat"); float pionx2[100]; float piony2[100]; Int_t ipion2=0; while(ipion2<28){ if(!pQCDpions2.good()) break; pQCDpions2>>pionx2[ipion2]>>piony2[ipion2]; piony2[ipion2]*=1.e-09;//convert to mb ipion2++; } TGraphErrors *kkp2=new TGraphErrors(ipion2,pionx2,piony2); kkp2->SetLineStyle(2); kkp2->SetLineColor(54); kkp2->SetName("kkp2"); TFile *f_decaybg=new TFile("~/MyDecay/gammaDecayPPSum.root","OPEN"); TH1F *h_decaybg=(TH1F*)f_decaybg->Get("gamma"); TH1F *h_decaypion=(TH1F*)f_decaybg->Get("gamma_pion"); TF1 *fit_decay=new TF1("fit_decay","[0]/pow(x,[1])+[2]",.3,15.); TF1 *fit_piondecay=new TF1(*fit_decay); fit_decay->SetParameters(1.,1.,.5); fit_piondecay->SetParameters(1.,1.,.5); h_decaybg->Fit(fit_decay,"R0Q"); h_decaypion->Fit(fit_piondecay,"R0Q"); //take ratio gamma_direct/pion and divide by gamma/pi and then +1: for(Int_t i=0;i<iii;i++){ ppy[i]=ppy[i]/piony[i]; ppy[i]=ppy[i]/fit_decay->Eval(ppx[i]); ppy[i]+=1.; ppy05[i]=ppy05[i]/piony05[i]; ppy05[i]=ppy05[i]/fit_decay->Eval(ppx05[i]); ppy05[i]+=1.; ppy2[i]=ppy2[i]/piony2[i]; ppy2[i]=ppy2[i]/fit_decay->Eval(ppx2[i]); ppy2[i]+=1.; } TGraphErrors *g_photonpqcd=new TGraphErrors(iii,ppx,ppy); g_photonpqcd->SetName("g_photonpqcd"); TGraphErrors *g_photonpqcd05=new TGraphErrors(iii05,ppx05,ppy05); g_photonpqcd05->SetName("g_photonpqcd05"); TGraphErrors *g_photonpqcd2=new TGraphErrors(iii2,ppx2,ppy2); g_photonpqcd2->SetName("g_photonpqcd2"); //set outputfiles TString dir("/star/u/russcher/gamma/analysis/output/pp05/"); dir.Append(pid); dir.Append("/"); dir.Append(pid); TString psout=dir; TString psout_eta=dir; TString psout2=dir; TString psout3=dir; TString eFile=dir; TString eFileGamma=dir; TString pi0File=dir; TString nbarFile=dir; TString nbarOut=dir; eFile.Append("pion_eff.root"); eFileGamma.Append("gamma_eff.root"); pi0File.Append("pi0_pp05.root"); nbarFile.Append("antineutron_eff.root"); nbarOut.Append("nbar_contam.ps"); psout2.Append("correctedspec.ps"); psout_eta.Append("/dev/null"); psout.Append("invmassplots.ps"); //load *.so gSystem->Load("$HOME/MyEvent/MyEvent"); gSystem->Load("$HOME/gamma/analysis/lib/AnaCuts"); gSystem->Load("$HOME/gamma/analysis/lib/EventMixer"); gSystem->Load("$HOME/gamma/analysis/lib/Pi0Analysis"); AnaCuts *cuts=new AnaCuts("pp05"); //get inv mass hists TFile f(pi0File.Data(),"OPEN"); TH2F *h_mb=new TH2F(*h_minvMB); TH2F *h_ht1=new TH2F(*h_minvHT1); TH2F *h_ht2=new TH2F(*h_minvHT2); TH1F *h_ev=new TH1F(*h_events); //get anti-neutron TFile *file_nbar=new TFile(nbarFile,"OPEN"); TH1F *h_nbarEffMB=new TH1F(*h_effMB); h_nbarEffMB->Sumw2(); TH1F *h_nbarEffHT1=new TH1F(*h_effHT1); h_nbarEffHT1->Sumw2(); TH1F *h_nbarEffHT2=new TH1F(*h_effHT2); h_nbarEffHT2->Sumw2(); //get prescales int trigger=0; Int_t numberOfMB=0; Int_t numberOfHT1=0; Int_t numberOfHT2=0; for(Int_t i=1;i<=h_ev->GetNbinsX();i++) { trigger=(Int_t)h_ev->GetBinCenter(i); if(trigger&1) numberOfMB+=(Int_t)h_ev->GetBinContent(i); if(trigger&2) numberOfHT1+=(Int_t)h_ev->GetBinContent(i); if(trigger&4) numberOfHT2+=(Int_t)h_ev->GetBinContent(i); } cout<<"number of mb: "<<numberOfMB<<endl; //numberOfMB/=0.63; //cout<<"nmb after 62% vertex eff.: "<<numberOfMB<<endl; float psMB=32742; float psHT1=3.89; float psHT2=1.; //mb events for hightower: float nMBwithHT=328871; //get efficiencies+acceptance TFile g(eFile.Data(),"OPEN"); TH1F *h_emb=new TH1F(*h_effMB); TH1F *h_eht1=new TH1F(*h_effHT1); TH1F *h_eht2=new TH1F(*h_effHT2); //bin corrections TFile binf("~/BinWidth/bincorrectionsPP.root","OPEN"); TH1F *h_binmb=new TH1F(*h4mb); TH1F *h_binht1=new TH1F(*h4ht1); TH1F *h_binht2=new TH1F(*h4ht2); h_binmb->Sumw2(); h_binht1->Sumw2(); h_binht2->Sumw2(); for(Int_t i=1;i<=h_binmb->GetNbinsX();i++) h_binmb->SetBinError(i,0); for(Int_t i=1;i<=h_binht1->GetNbinsX();i++) h_binht1->SetBinError(i,0); for(Int_t i=1;i<=h_binht2->GetNbinsX();i++) h_binht2->SetBinError(i,0); //corrections, all multiplicative, in case of //pions: TF1 *pion_cpv_corrMB=new TF1("pion_cpv_corrMB","1./(1.-0.01*(0.3+0.0*x))",0.,15.); TF1 *pion_cpv_corrHT1=new TF1("pion_cpv_corrHT1","1./(1.-0.01*(-0.1+0.16*x))",0.,15.); TF1 *pion_cpv_corrHT2=new TF1("pion_cpv_corrHT2","1./(1.-0.01*(-0.2+0.18*x))",0.,15.); //photons: TF1 *gamma_cpv_corrMB=new TF1("gamma_cpv_corrMB","1./(1.-0.01*(2.8+0.0*x))",0.,15.); TF1 *gamma_cpv_corrHT1=new TF1("gamma_cpv_corrHT1","1./(1.-0.01*(0.2+1.1*x))",0.,15.); TF1 *gamma_cpv_corrHT2=new TF1("gamma_cpv_corrHT2","1./(1.-0.01*(0.4+1.1*x))",0.,15.); TF1 *gamma_cont_corrMB=new TF1("gamma_cont_corrMB","0.985",0.,15.); TF1 *gamma_cont_corrHT1=new TF1("gamma_cont_corrHT1","0.98",0.,15.); TF1 *gamma_cont_corrHT2=new TF1("gamma_cont_corrHT2","0.96",0.,15.); //missing material //pions: TF1 *pion_conv_corrMB=new TF1("pion_conv_corrMB","1.1",0.,15.); TF1 *pion_conv_corrHT1=new TF1("pion_conv_corrHT1","1.1",0.,15.); TF1 *pion_conv_corrHT2=new TF1("pion_conv_corrHT2","1.1",0.,15.); //photons: TF1 *gamma_conv_corrMB=new TF1("gamma_conv_corrMB","1.05",0.,15.); TF1 *gamma_conv_corrHT1=new TF1("gamma_conv_corrHT1","1.05",0.,15.); TF1 *gamma_conv_corrHT2=new TF1("gamma_conv_corrHT2","1.05",0.,15.); //get yield Pi0Analysis *pi0=new Pi0Analysis(psout.Data(),psout_eta.Data(),"pp05"); pi0->init("/dev/null"); TH1F *pionYieldMB=new TH1F(*pi0->getYield(h_mb,"mb")); TH1F *pionYieldHT1=new TH1F(*pi0->getYield(h_ht1,"ht1")); TH1F *pionYieldHT2=new TH1F(*pi0->getYield(h_ht2,"ht2")); pi0->storeCanvases((dir+"canvases.root").Data()); cout<<"***************************************"<<endl; cout<<"got yield, dividing by rapidity bite!!!"<<endl; float dy_gamma=cuts->rapidityMaxCUT - cuts->rapidityMinCUT; float dy_pion=cuts->rapPionMaxCUT - cuts->rapPionMinCUT; cout<<"***************************************"<<endl; cout<<endl; cout<<" pion bite is "<<dy_pion<<endl; cout<<" gamma bite is "<<dy_gamma<<endl; cout<<endl; cout<<"***************************************"<<endl; pionYieldMB->Scale(1./dy_pion); pionYieldHT1->Scale(1./dy_pion); pionYieldHT2->Scale(1./dy_pion); //set yield to zero /* for(Int_t i=0;i<pionYieldHT2->GetNbinsX();i++) { if(i<1) { pionYieldMB->SetBinContent(i+1,0); pionYieldMB->SetBinError(i+1,0); } if(i<4) { pionYieldHT1->SetBinContent(i+1,0); pionYieldHT1->SetBinError(i+1,0); } if(i>12) { pionYieldHT1->SetBinContent(i+1,0); pionYieldHT1->SetBinError(i+1,0); } if(i<6) { pionYieldHT2->SetBinContent(i+1,0); pionYieldHT2->SetBinError(i+1,0); } } */ //set colors: pionYieldMB->SetMarkerStyle(8); pionYieldMB->SetMarkerSize(1.0); pionYieldHT1->SetMarkerStyle(8); pionYieldHT1->SetMarkerSize(1.0); pionYieldHT1->SetMarkerColor(4); pionYieldHT2->SetMarkerStyle(8); pionYieldHT2->SetMarkerSize(1.0); pionYieldHT2->SetMarkerColor(2); TF1 *scale=new TF1("scale","x",0.,15.); pionYieldMB->SetNameTitle("pionYieldMB","corrected yield MB"); pionYieldMB->Divide(h_emb); pionYieldMB->Scale(psMB/(psMB*numberOfMB*2.*TMath::Pi())); pionYieldMB->Divide(scale); pionYieldMB->Multiply(h_binmb); pionYieldMB->Multiply(pion_cpv_corrMB); pionYieldMB->Multiply(pion_conv_corrMB); pionYieldHT1->SetNameTitle("pionYieldHT1","corrected yield HT1"); pionYieldHT1->Divide(h_eht1); pionYieldHT1->Scale(psHT1/(psMB*nMBwithHT*2.*TMath::Pi())); pionYieldHT1->Divide(scale); pionYieldHT1->Multiply(h_binht1); pionYieldHT1->Multiply(pion_cpv_corrHT1); pionYieldHT1->Multiply(pion_conv_corrHT1); pionYieldHT2->SetNameTitle("pionYieldHT2","corrected yield HT2"); pionYieldHT2->Divide(h_eht2); pionYieldHT2->Scale(psHT2/(psMB*nMBwithHT*2.*TMath::Pi())); pionYieldHT2->Divide(scale); pionYieldHT2->Multiply(h_binht2); pionYieldHT2->Multiply(pion_cpv_corrHT2); pionYieldHT2->Multiply(pion_conv_corrHT2); //create pion yield for double ratio: TH1F *pionYieldMBratio=new TH1F(*pionYieldMB); TH1F *pionYieldHT1ratio=new TH1F(*pionYieldHT1); TH1F *pionYieldHT2ratio=new TH1F(*pionYieldHT2); TH1F *pionXsMB=new TH1F(*pionYieldMB); TH1F *pionXsHT1=new TH1F(*pionYieldHT1); TH1F *pionXsHT2=new TH1F(*pionYieldHT2); pionXsMB->Scale((26.1/0.85));//times xs_bbc/bbc_eff pionXsHT1->Scale((26.1/0.85)); pionXsHT2->Scale((26.1/0.85)); TH1F *pionXsMBnoErr=new TH1F(*pionXsMB); TH1F *pionXsHT1noErr=new TH1F(*pionXsHT1); TH1F *pionXsHT2noErr=new TH1F(*pionXsHT2); for(int i=1;i<=pionXsMBnoErr->GetNbinsX();i++){ pionXsMBnoErr->SetBinError(i,0.); } for(int i=1;i<=pionXsHT1noErr->GetNbinsX();i++){ pionXsHT1noErr->SetBinError(i,0.); } for(int i=1;i<=pionXsHT2noErr->GetNbinsX();i++){ pionXsHT2noErr->SetBinError(i,0.); } TGraphErrors *g_pionXsMB=new TGraphErrors(pionXsMB); g_pionXsMB->SetName("g_pionXsMB"); removeThesePoints(g_pionXsMB,1); TGraphErrors *g_pionXsHT1=new TGraphErrors(pionXsHT1); g_pionXsHT1->SetName("g_pionXsHT1"); removeThesePoints(g_pionXsHT1,2); TGraphErrors *g_pionXsHT2=new TGraphErrors(pionXsHT2); g_pionXsHT2->SetName("g_pionXsHT2"); removeThesePoints(g_pionXsHT2,3); if(0){ cout<<endl<<"xsec: x y ex ey"<<endl; cout<<"minbias"<<endl; printPoints(g_pionXsMB); cout<<endl<<"hightower-1"<<endl; printPoints(g_pionXsHT1); cout<<endl<<"hightower-2"<<endl; printPoints(g_pionXsHT2); cout<<endl; } TMultiGraph *m_pions_fit=new TMultiGraph(); m_pions_fit->SetName("m_pions_fit"); m_pions_fit->SetMinimum(5.0e-9); m_pions_fit->SetMaximum(0.99); m_pions_fit->Add(g_pionXsMB); m_pions_fit->Add(g_pionXsHT1); m_pions_fit->Add(g_pionXsHT2); TF1 *fitQCD=new TF1("fitQCD",sumpqcd,1.,15.,6); fitQCD->SetParameters(600.,-8.2,4.,-8.5,2.,2.); fitQCD->FixParameter(4,2.); m_pions_fit->Fit(fitQCD,"R"); bool inclPhenix=false; bool inclFrank=false; bool inclSasha=false; bool inclPqcd=false; TCanvas *compare=new TCanvas("compare","compare;p_{T}:xsec (mb)",600,750); compare->cd(); TPad *padt=new TPad("padt","",0.0,0.3,1.,1.0); padt->SetBottomMargin(0.001); padt->SetLeftMargin(0.15); TPad *padb=new TPad("padb","",0.0,0.0,1.,0.3); padb->SetTopMargin(0.001); padb->SetBottomMargin(0.25); padb->SetLeftMargin(0.15); padt->Draw(); padt->cd(); gPad->SetLogy(); TMultiGraph *m_pions=new TMultiGraph(); m_pions->SetName("m_pions"); if(inclPqcd){ m_pions->Add(kkp,"c"); m_pions->Add(kkp05,"c"); m_pions->Add(kkp2,"c"); } if(inclSasha){ m_pions->Add(sasha_pp05); } if(inclFrank){ m_pions->Add(frank_pp); } if(inclPhenix){ m_pions->Add(phenix_pp); } //g_pionXsMB->Print(); //cout<<endl<<endl; //g_pionXsHT1->Print(); //cout<<endl<<endl; //g_pionXsHT2->Print(); //cout<<endl; m_pions->Add(g_pionXsMB); m_pions->Add(g_pionXsHT1); m_pions->Add(g_pionXsHT2); m_pions->SetMinimum(1.0e-9); m_pions->SetMaximum(1.); m_pions->Draw("ap"); //fitQCD->Draw("same"); m_pions->GetXaxis()->SetLabelSize(0.); m_pions->GetYaxis()->SetTitle("Ed^{3}#sigma/dp^{3} (mb GeV^{-2}c^{2})"); TLegend *leg=new TLegend(.5,.5,.85,.85); if(inclPhenix) leg->AddEntry(phenix_pp,"PHENIX p+p","p"); if(inclFrank) leg->AddEntry(frank_pp,"STAR preliminary (upd.)","p"); if(inclSasha) leg->AddEntry(sasha_pp05,"O.Grebenyuk p+p","p"); leg->AddEntry(g_pionXsMB,"p+p minimum bias","p"); leg->AddEntry(g_pionXsHT1,"hightower 1","p"); leg->AddEntry(g_pionXsHT2,"hightower 2","p"); if(inclPqcd){ leg->AddEntry(kkp,"kkp + CTEQ6m, #mu=p_{T}","l"); leg->AddEntry(kkp2,"#mu=2p_{T},p_{T}/2","l"); leg->Draw("same"); } leg->SetFillColor(0); leg->Draw(); compare->cd(); padb->Draw(); padb->cd(); TGraphErrors *sasha_pp05_overPqcd=new TGraphErrors(*sasha_pp05); divideGraphWithGraph(sasha_pp05_overPqcd,kkp); TGraphErrors *phenix_pp05_overPqcd=new TGraphErrors(*phenix_pp); divideGraphWithGraph(phenix_pp05_overPqcd,kkp); TGraphErrors *g_pionXsMB_overPqcd=new TGraphErrors(*g_pionXsMB); divideGraphWithGraph(g_pionXsMB_overPqcd,kkp); TGraphErrors *g_pionXsHT1_overPqcd=new TGraphErrors(*g_pionXsHT1); divideGraphWithGraph(g_pionXsHT1_overPqcd,kkp); TGraphErrors *g_pionXsHT2_overPqcd=new TGraphErrors(*g_pionXsHT2); divideGraphWithGraph(g_pionXsHT2_overPqcd,kkp); TGraphErrors *frank_pp05_overPqcd=new TGraphErrors(*frank_pp); divideGraphWithGraph(frank_pp05_overPqcd,kkp); TGraphErrors *kkp05_ratio=new TGraphErrors(*kkp05); divideGraphWithGraph(kkp05_ratio,kkp); TGraphErrors *kkp_ratio=new TGraphErrors(*kkp); divideGraphWithGraph(kkp_ratio,kkp); TGraphErrors *kkp2_ratio=new TGraphErrors(*kkp2); divideGraphWithGraph(kkp2_ratio,kkp); //systematic errors: TGraphErrors *g_pionXsMB_sys=new TGraphErrors(*g_pionXsMB_overPqcd); set_sys_pp_pion(g_pionXsMB_sys); TGraphErrors *g_pionXsHT1_sys=new TGraphErrors(*g_pionXsHT1_overPqcd); set_sys_pp_pion(g_pionXsHT1_sys); TGraphErrors *g_pionXsHT2_sys=new TGraphErrors(*g_pionXsHT2_overPqcd); set_sys_pp_pion(g_pionXsHT2_sys); TMultiGraph *m_pions_over_pqcd=new TMultiGraph(); m_pions_over_pqcd->SetMinimum(0.0); m_pions_over_pqcd->SetMaximum(2.5); if(inclPqcd){ m_pions_over_pqcd->Add(kkp05_ratio,"c"); m_pions_over_pqcd->Add(kkp_ratio,"c"); m_pions_over_pqcd->Add(kkp2_ratio,"c"); } m_pions_over_pqcd->Add(g_pionXsMB_overPqcd); m_pions_over_pqcd->Add(g_pionXsHT1_overPqcd); m_pions_over_pqcd->Add(g_pionXsHT2_overPqcd); //m_pions_over_pqcd->Add(g_pionXsMB_sys,"c"); //m_pions_over_pqcd->Add(g_pionXsHT1_sys,"c"); //m_pions_over_pqcd->Add(g_pionXsHT2_sys,"c"); if(inclPhenix) m_pions_over_pqcd->Add(phenix_pp05_overPqcd); if(inclFrank) m_pions_over_pqcd->Add(frank_pp05_overPqcd); if(inclSasha) m_pions_over_pqcd->Add(sasha_pp05_overPqcd); //m_pions_over_pqcd->Draw("ap"); //m_pions_over_pqcd->GetXaxis()->SetTitle("p_{T} (GeV/c)"); compare->SaveAs((dir+"pionxsec_pp.eps").Data()); compare->SaveAs((dir+"pionxsec_pp.root").Data()); TMultiGraph *m_pions_over_fit=new TMultiGraph(); m_pions_over_fit->SetMinimum(0.01); m_pions_over_fit->SetMaximum(1.99); TGraphErrors *g_pionXsMB_overFit=new TGraphErrors(*g_pionXsMB); divideGraphWithFunction(g_pionXsMB_overFit,fitQCD); TGraphErrors *g_pionXsHT1_overFit=new TGraphErrors(*g_pionXsHT1); divideGraphWithFunction(g_pionXsHT1_overFit,fitQCD); TGraphErrors *g_pionXsHT2_overFit=new TGraphErrors(*g_pionXsHT2); divideGraphWithFunction(g_pionXsHT2_overFit,fitQCD); m_pions_over_fit->Add(g_pionXsMB_overFit); m_pions_over_fit->Add(g_pionXsHT1_overFit); m_pions_over_fit->Add(g_pionXsHT2_overFit); m_pions_over_fit->Draw("ap"); compare->SaveAs((dir+"pionxsec_pp_overfit.eps").Data()); compare->SaveAs((dir+"pionxsec_pp_overfit.root").Data()); TCanvas *compare2=new TCanvas("compare2","compare2;p_{T};yield divided by fit",600,300); compare2->cd(); //divide by fit: TGraphErrors *frank_pp2=new TGraphErrors(*frank_pp); divideGraphWithFunction(frank_pp2,fitQCD); TGraphErrors *sasha_pp2=new TGraphErrors(*sasha_pp05); divideGraphWithFunction(sasha_pp2,fitQCD); TGraphErrors *phenix_pp2=new TGraphErrors(*phenix_pp); divideGraphWithFunction(phenix_pp2,fitQCD); TGraphErrors *g_pionXsMBcopy=new TGraphErrors(*g_pionXsMB); divideGraphWithFunction(g_pionXsMBcopy,fitQCD); TGraphErrors *g_pionXsHT1copy=new TGraphErrors(*g_pionXsHT1); divideGraphWithFunction(g_pionXsHT1copy,fitQCD); TGraphErrors *g_pionXsHT2copy=new TGraphErrors(*g_pionXsHT2); divideGraphWithFunction(g_pionXsHT2copy,fitQCD); inclPhenix=true; inclFrank=false; inclSasha=false; inclPqcd=false; TMultiGraph *m_pions2=new TMultiGraph(); m_pions2->SetName("m_pions2"); if(inclSasha) m_pions2->Add(sasha_pp2); if(inclFrank) m_pions2->Add(frank_pp2); if(inclPhenix) m_pions2->Add(phenix_pp2); m_pions2->Add(g_pionXsMBcopy); m_pions2->Add(g_pionXsHT1copy); m_pions2->Add(g_pionXsHT2copy); m_pions2->SetMinimum(0.000001); m_pions2->SetMaximum(3.); m_pions2->Draw("ap"); TLegend *legg=new TLegend(.25,.55,.65,.85); legg->AddEntry(g_pionXsMBcopy,"minimum bias","p"); legg->AddEntry(g_pionXsHT1copy,"hightower 1","p"); legg->AddEntry(g_pionXsHT2copy,"hightower 2","p"); if(inclFrank) legg->AddEntry(frank_pp2,"Frank's p+p (upd.)","p"); if(inclSasha) legg->AddEntry(sasha_pp2,"Sasha's p+p","p"); if(inclPhenix) legg->AddEntry(phenix_pp,"PHENIX p+p","p"); legg->Draw("same"); legg->SetFillColor(0); compare2->cd(0); compare2->SaveAs((dir+"pionxsec_pp_ratio.eps").Data()); compare2->SaveAs((dir+"pionxsec_pp_ratio.root").Data()); //******************************************** // Get double ratio: //******************************************** //pion decay photon eff: TFile gg(eFile.Data(),"OPEN"); TH1F *effGammaMB=new TH1F(*h_effDaughtersMB); TH1F *effGammaHT1=new TH1F(*h_effDaughtersHT1); TH1F *effGammaHT2=new TH1F(*h_effDaughtersHT2); //single photon eff: TFile gg_single(eFileGamma.Data(),"OPEN"); TH1F *effGammaSingleMB=new TH1F(*h_effMB); TH1F *effGammaSingleHT1=new TH1F(*h_effHT1); TH1F *effGammaSingleHT2=new TH1F(*h_effHT2); //raw neutral clusters: TFile ff(pi0File.Data(),"OPEN"); TH1F *gammaYieldMB=new TH1F(*h_gammaMB); TH1F *gammaYieldHT1=new TH1F(*h_gammaHT1); TH1F *gammaYieldHT2=new TH1F(*h_gammaHT2); //divide rap. bite: gammaYieldMB->Scale(1./dy_gamma); gammaYieldHT1->Scale(1./dy_gamma); gammaYieldHT2->Scale(1./dy_gamma); for(Int_t i=1;i<=gammaYieldMB->GetNbinsX();i++){ gammaYieldMB->SetBinContent(i,gammaYieldMB->GetBinContent(i)/gammaYieldMB->GetXaxis()->GetBinWidth(i)); gammaYieldMB->SetBinError(i,gammaYieldMB->GetBinError(i)/gammaYieldMB->GetXaxis()->GetBinWidth(i)); } gammaYieldMB->Scale(psMB/(psMB*numberOfMB*2.*TMath::Pi())); gammaYieldMB->Divide(scale);// ../pT gammaYieldMB->Multiply(h_binmb); gammaYieldMB->Divide(effGammaMB); gammaYieldMB->Multiply(gamma_cpv_corrMB); gammaYieldMB->Multiply(gamma_cont_corrMB); gammaYieldMB->Multiply(gamma_conv_corrMB); gammaYieldMB->SetMarkerStyle(8); gammaYieldMB->SetMarkerSize(1.); TGraphErrors *g_inclPhotonsMB=new TGraphErrors(gammaYieldMB); for(Int_t i=1;i<=gammaYieldHT1->GetNbinsX();i++){ gammaYieldHT1->SetBinContent(i,gammaYieldHT1->GetBinContent(i)/gammaYieldHT1->GetXaxis()->GetBinWidth(i)); gammaYieldHT1->SetBinError(i,gammaYieldHT1->GetBinError(i)/gammaYieldHT1->GetXaxis()->GetBinWidth(i)); } gammaYieldHT1->Scale(psHT1/(psMB*nMBwithHT*2.*TMath::Pi())); gammaYieldHT1->Divide(scale);// ../pT gammaYieldHT1->Multiply(h_binht1); gammaYieldHT1->Divide(effGammaHT1); gammaYieldHT1->Multiply(gamma_cpv_corrHT1); gammaYieldHT1->Multiply(gamma_cont_corrHT1); gammaYieldHT1->Multiply(gamma_conv_corrHT1); gammaYieldHT1->SetMarkerStyle(8); gammaYieldHT1->SetMarkerSize(1.); gammaYieldHT1->SetMarkerColor(4); TGraphErrors *g_inclPhotonsHT1=new TGraphErrors(gammaYieldHT1); for(Int_t i=1;i<=gammaYieldHT2->GetNbinsX();i++){ gammaYieldHT2->SetBinContent(i,gammaYieldHT2->GetBinContent(i)/gammaYieldHT2->GetXaxis()->GetBinWidth(i)); gammaYieldHT2->SetBinError(i,gammaYieldHT2->GetBinError(i)/gammaYieldHT2->GetXaxis()->GetBinWidth(i)); } gammaYieldHT2->Scale(psHT2/(psMB*nMBwithHT*2.*TMath::Pi())); gammaYieldHT2->Divide(scale);// ../pT gammaYieldHT2->Multiply(h_binht2); gammaYieldHT2->Divide(effGammaHT2); gammaYieldHT2->Multiply(gamma_cpv_corrHT2); gammaYieldHT2->Multiply(gamma_cont_corrHT2); gammaYieldHT2->Multiply(gamma_conv_corrHT2); gammaYieldHT2->SetMarkerStyle(8); gammaYieldHT2->SetMarkerSize(1.); gammaYieldHT2->SetMarkerColor(2); TGraphErrors *g_inclPhotonsHT2=new TGraphErrors(gammaYieldHT2); removeThesePoints(g_inclPhotonsMB,1); removeThesePoints(g_inclPhotonsHT1,2); removeThesePoints(g_inclPhotonsHT2,2); TMultiGraph *m_incl=new TMultiGraph(); m_incl->SetName("m_incl"); m_incl->SetTitle("inclusive photon invariant yield 0<y<1;p_{T} (GeV/c);#frac{1}{2#piNp_{T}} #frac{d^{2}N}{dydp_{T}}"); m_incl->Add(g_inclPhotonsMB); m_incl->Add(g_inclPhotonsHT1); m_incl->Add(g_inclPhotonsHT2); m_incl->Fit(fitQCD,"R0"); m_incl->SetMinimum(1.e-11); m_incl->SetMaximum(10.); TCanvas *c_incl=new TCanvas("c_incl","c_incl",600,400); gPad->SetLogy(); m_incl->Draw("ap"); c_incl->SaveAs((dir+"inclPhotonYield.eps").Data()); c_incl->SaveAs((dir+"inclPhotonYield.root").Data()); //get ratio: TH1F *gammaYieldMBratio=new TH1F(*gammaYieldMB); gammaYieldMBratio->SetName("gammaYieldMBratio"); TH1F *gammaYieldHT1ratio=new TH1F(*gammaYieldHT1); gammaYieldHT1ratio->SetName("gammaYieldHT1ratio"); TH1F *gammaYieldHT2ratio=new TH1F(*gammaYieldHT2); gammaYieldHT2ratio->SetName("gammaYieldHT2ratio"); gammaYieldMBratio->Divide(pionYieldMBratio); gammaYieldHT1ratio->Divide(pionYieldHT1ratio); gammaYieldHT2ratio->Divide(pionYieldHT2ratio); //correct gamma over pion ratio, using two efficiencies: getRatio(gammaYieldMBratio,effGammaMB,effGammaSingleMB,fit_piondecay); getRatio(gammaYieldHT1ratio,effGammaHT1,effGammaSingleHT1,fit_piondecay); getRatio(gammaYieldHT2ratio,effGammaHT2,effGammaSingleHT2,fit_piondecay); TH1F *gammaYieldMBratio_incl=new TH1F(*gammaYieldMBratio); TH1F *gammaYieldHT1ratio_incl=new TH1F(*gammaYieldHT1ratio); TH1F *gammaYieldHT2ratio_incl=new TH1F(*gammaYieldHT2ratio); TH1F *gammaYieldMBratioNoErr=new TH1F(*gammaYieldMBratio); TH1F *gammaYieldHT1ratioNoErr=new TH1F(*gammaYieldHT1ratio); TH1F *gammaYieldHT2ratioNoErr=new TH1F(*gammaYieldHT2ratio); for(int i=1;i<=gammaYieldMBratioNoErr->GetNbinsX();i++){ gammaYieldMBratioNoErr->SetBinError(i,0.); } for(int i=1;i<=gammaYieldHT1ratioNoErr->GetNbinsX();i++){ gammaYieldHT1ratioNoErr->SetBinError(i,0.); } for(int i=1;i<=gammaYieldHT2ratioNoErr->GetNbinsX();i++){ gammaYieldHT2ratioNoErr->SetBinError(i,0.); } TGraphErrors *g_ratioMB=new TGraphErrors(gammaYieldMBratio); g_ratioMB->SetName("g_ratioMB"); TGraphErrors *g_ratioHT1=new TGraphErrors(gammaYieldHT1ratio); g_ratioHT1->SetName("g_ratioHT1"); TGraphErrors *g_ratioHT2=new TGraphErrors(gammaYieldHT2ratio); g_ratioHT2->SetName("g_ratioHT2"); removeThesePoints(g_ratioMB,1); removeThesePoints(g_ratioHT1,2); removeThesePoints(g_ratioHT2,3); TCanvas *c_ratio=new TCanvas("c_ratio","c_ratio",400,200); TMultiGraph *m_ratio=new TMultiGraph("m_ratio","p+p 2005;p_{T};#gamma/#pi^{0}"); m_ratio->Add(g_ratioMB); m_ratio->Add(g_ratioHT1); m_ratio->Add(g_ratioHT2); m_ratio->Draw("ap"); m_ratio->SetMinimum(.001); m_ratio->SetMaximum(1.5); TLegend *leg3=new TLegend(.35,.65,.65,.85); leg3->AddEntry(g_ratioMB,"minimum bias","p"); leg3->AddEntry(g_ratioHT1,"hightower 1","p"); leg3->AddEntry(g_ratioHT2,"hightower 2","p"); leg3->AddEntry(fit_decay,"decay background (total)","l"); leg3->AddEntry(fit_piondecay,"decay background (#pi^{0})","l"); leg3->SetFillColor(0); leg3->Draw("same"); fit_decay->SetLineColor(13); fit_decay->SetLineWidth(1); fit_decay->SetLineColor(1); fit_decay->Draw("same"); fit_piondecay->SetLineColor(13); fit_piondecay->SetLineWidth(1); fit_piondecay->SetLineStyle(2); fit_piondecay->SetLineColor(1); fit_piondecay->Draw("same"); c_ratio->SaveAs((dir+"gammaOverPion.eps").Data()); c_ratio->SaveAs((dir+"gammaOverPion.root").Data()); //create fully corrected incl. photons: gammaYieldMBratio_incl->Multiply(pionYieldMBratio); gammaYieldHT1ratio_incl->Multiply(pionYieldHT1ratio); gammaYieldHT2ratio_incl->Multiply(pionYieldHT2ratio); //gammaYieldMBratio_incl->Scale(7.5); //gammaYieldHT1ratio_incl->Scale(7.5); //gammaYieldHT2ratio_incl->Scale(7.5); TGraphErrors *g_incl_corrMB=new TGraphErrors(gammaYieldMBratio_incl); TGraphErrors *g_incl_corrHT1=new TGraphErrors(gammaYieldHT1ratio_incl); TGraphErrors *g_incl_corrHT2=new TGraphErrors(gammaYieldHT2ratio_incl); TCanvas *c_incl_corr=new TCanvas("c_incl_corr","c_incl_corr",400,300); gPad->SetLogy(); TMultiGraph *m_incl_corr=new TMultiGraph(); m_incl_corr->Add(g_incl_corrMB); m_incl_corr->Add(g_incl_corrHT1); m_incl_corr->Add(g_incl_corrHT2); m_incl_corr->SetMinimum(1.e-11); m_incl_corr->SetMaximum(1.); m_incl_corr->Draw("apX"); c_incl_corr->SaveAs((dir+"inclPhotonYieldCorr.eps").Data()); c_incl_corr->SaveAs((dir+"inclPhotonYieldCorr.root").Data()); TCanvas *c_doubleratio=new TCanvas("c_doubleratio","c_doubleratio",400,300); gStyle->SetOptStat(0); c_doubleratio->cd(1); TH1F *gammaYieldMBdoubleratio=new TH1F(*gammaYieldMBratio); TH1F *gammaYieldHT1doubleratio=new TH1F(*gammaYieldHT1ratio); TH1F *gammaYieldHT2doubleratio=new TH1F(*gammaYieldHT2ratio); gammaYieldMBdoubleratio->Divide(fit_decay); gammaYieldHT1doubleratio->Divide(fit_decay); gammaYieldHT2doubleratio->Divide(fit_decay); TGraphErrors *g_doubleRatioMB=new TGraphErrors(gammaYieldMBdoubleratio); g_doubleRatioMB->SetName("g_doubleRatioMB"); g_doubleRatioMB->SetMarkerStyle(8); TGraphErrors *g_doubleRatioHT1=new TGraphErrors(gammaYieldHT1doubleratio); g_doubleRatioHT1->SetName("g_doubleRatioHT1"); g_doubleRatioHT1->SetMarkerStyle(8); TGraphErrors *g_doubleRatioHT2=new TGraphErrors(gammaYieldHT2doubleratio); g_doubleRatioHT2->SetName("g_doubleRatioHT2"); g_doubleRatioHT2->SetMarkerStyle(8); removeThesePoints(g_doubleRatioMB,1); removeThesePoints(g_doubleRatioHT1,2); removeThesePoints(g_doubleRatioHT2,3); TMultiGraph *m_doubleratio=new TMultiGraph(); m_doubleratio->SetName("m_doubleratio"); m_doubleratio->SetMinimum(.5); m_doubleratio->SetMaximum(2.75); cout<<endl; g_doubleRatioHT1->Print(); cout<<endl<<endl; g_doubleRatioHT2->Print(); cout<<endl; //m_doubleratio->Add(g_doubleRatioMB,"p"); m_doubleratio->Add(g_doubleRatioHT1,"p"); m_doubleratio->Add(g_doubleRatioHT2,"p"); g_photonpqcd->SetLineWidth(2); g_photonpqcd->SetLineColor(2); g_photonpqcd05->SetLineWidth(2); g_photonpqcd05->SetLineColor(2); g_photonpqcd05->SetLineStyle(2); g_photonpqcd2->SetLineWidth(2); g_photonpqcd2->SetLineColor(2); g_photonpqcd2->SetLineStyle(2); m_doubleratio->Add(g_photonpqcd,"c"); m_doubleratio->Add(g_photonpqcd05,"c"); m_doubleratio->Add(g_photonpqcd2,"c"); //appropriate fit to photon pqcd result TF1 *fitGamma2=new TF1("fitGamma2","1.+[0]*pow(x,[1])",2.,15.); g_photonpqcd->Fit(fitGamma2,"R0"); m_doubleratio->Draw("a"); m_doubleratio->GetXaxis()->SetTitle("p_{T} (GeV/c)"); m_doubleratio->GetYaxis()->SetTitle("1 + #gamma_{dir}/#gamma_{incl}"); m_doubleratio->GetXaxis()->SetRangeUser(2.,16.); TLegend *leg5=new TLegend(.15,.6,.6,.8); leg5->AddEntry(g_doubleRatioHT1,"hightower-1","p"); leg5->AddEntry(g_doubleRatioHT2,"hightower-2","p"); leg5->AddEntry(g_photonpqcd,"NLO (CTEQ6+KKP) #mu=p_{T}","l"); leg5->AddEntry(g_photonpqcd05,"#mu=2p_{T}, #mu=p_{T}/2","l"); leg5->SetFillColor(0); leg5->Draw("same"); c_doubleratio->cd(0); c_doubleratio->SaveAs((dir+"gammaDoubleRatio.eps").Data()); c_doubleratio->SaveAs((dir+"gammaDoubleRatio.root").Data()); TCanvas *c_dirphoton=new TCanvas("c_dirphoton","c_dirphoton",400,300); gStyle->SetOptStat(0); c_dirphoton->cd(1); TH1F *dirphotonYieldMB=new TH1F(*gammaYieldMBdoubleratio); TH1F *dirphotonYieldHT1=new TH1F(*gammaYieldHT1doubleratio); TH1F *dirphotonYieldHT2=new TH1F(*gammaYieldHT2doubleratio); TH1F *dirphotonYieldMBnoErr=new TH1F(*dirphotonYieldMB); for(int i=1;i<=dirphotonYieldMBnoErr->GetNbinsX();i++){ dirphotonYieldMBnoErr->SetBinError(i,0.); } TH1F *dirphotonYieldHT1noErr=new TH1F(*dirphotonYieldHT1); for(int i=1;i<=dirphotonYieldHT1noErr->GetNbinsX();i++){ dirphotonYieldHT1noErr->SetBinError(i,0.); } TH1F *dirphotonYieldHT2noErr=new TH1F(*dirphotonYieldHT2); for(int i=1;i<=dirphotonYieldHT1noErr->GetNbinsX();i++){ dirphotonYieldHT2noErr->SetBinError(i,0.); } TF1 *f_unity=new TF1("f_unity","1.",0.,15.); dirphotonYieldMB->Add(f_unity,-1.); dirphotonYieldHT1->Add(f_unity,-1.); dirphotonYieldHT2->Add(f_unity,-1.); dirphotonYieldMB->Divide(dirphotonYieldMBnoErr); dirphotonYieldHT1->Divide(dirphotonYieldHT1noErr); dirphotonYieldHT2->Divide(dirphotonYieldHT2noErr); dirphotonYieldMB->Multiply(gammaYieldMBratioNoErr); dirphotonYieldHT1->Multiply(gammaYieldHT1ratioNoErr); dirphotonYieldHT2->Multiply(gammaYieldHT2ratioNoErr); dirphotonYieldMB->Multiply(pionXsMBnoErr); dirphotonYieldHT1->Multiply(pionXsHT1noErr); dirphotonYieldHT2->Multiply(pionXsHT2noErr); TGraphErrors *g_dirphotonMB=new TGraphErrors(dirphotonYieldMB); g_dirphotonMB->SetName("g_dirphotonMB"); g_dirphotonMB->SetMarkerStyle(8); TGraphErrors *g_dirphotonHT1=new TGraphErrors(dirphotonYieldHT1); g_dirphotonHT1->SetName("g_dirphotonHT1"); g_dirphotonHT1->SetMarkerStyle(8); TGraphErrors *g_dirphotonHT2=new TGraphErrors(dirphotonYieldHT2); g_dirphotonHT2->SetName("g_dirphotonHT2"); g_dirphotonHT2->SetMarkerStyle(8); removeThesePoints(g_dirphotonMB,1); removeThesePoints(g_dirphotonHT1,2); removeThesePoints(g_dirphotonHT2,3); gPad->SetLogy(); TMultiGraph *m_dirphoton=new TMultiGraph(); m_dirphoton->SetName("m_dirphoton"); m_dirphoton->SetMinimum(1.0e-11); m_dirphoton->SetMaximum(0.1); m_dirphoton->Add(g_dirgamma,"c"); m_dirphoton->Add(g_dirgamma05,"c"); m_dirphoton->Add(g_dirgamma2,"c"); cout<<"direct photons:"<<endl; g_dirphotonHT1->Print(); cout<<endl; g_dirphotonHT2->Print(); cout<<endl; m_dirphoton->Add(g_dirphotonHT1,"p"); m_dirphoton->Add(g_dirphotonHT2,"p"); m_dirphoton->Draw("a"); m_dirphoton->GetXaxis()->SetTitle("p_{T} (GeV/c)"); m_dirphoton->GetYaxis()->SetTitle("1 - R^{-1}"); m_dirphoton->GetXaxis()->SetRangeUser(2.,16.); TLegend *leg5=new TLegend(.15,.6,.6,.8); leg5->AddEntry(g_dirphotonHT1,"hightower-1","p"); leg5->AddEntry(g_dirphotonHT2,"hightower-2","p"); leg5->SetFillColor(0); leg5->Draw("same"); c_dirphoton->cd(0); c_dirphoton->SaveAs((dir+"gammaDirPhoton.eps").Data()); c_dirphoton->SaveAs((dir+"gammaDirPhoton.root").Data()); return; }