--- /dev/null
+///==========================================================================
+///
+/// macro to plot centrality bin values
+///==========================================================================
+///
+#include <cstdlib>
+
+const Int_t nbins=11;
+double centPercent[nbins]={5.,10.,20.,30.,40.,50.,60.,70.,80.,90.,100};
+TArrayI* binUp = new TArrayI(nbins);
+TArrayI* Multbin = new TArrayI(nbins);
+
+void plotGlauberCenVars(const Char_t* file="GlauberMC_PbPb_ntuple.root")
+{
+ TFile f(file);
+ TNtuple* ntuple = f.Get("nt_Pb_Pb");
+
+ TCanvas* canvas = new TCanvas("Multiplicity","Multiplicity");
+ canvas->SetLogy();
+ ntuple->Draw("dNdEtaNBD>>htemp(500)");
+ TH1F* htemp = (TH1F*)gPad->GetPrimitive("htemp");
+ TH1F* hist = (TH1F*)htemp->Clone();
+ hist->SetTitle("");
+ hist->SetStats(0);
+ TAxis *axis = hist->GetXaxis();
+ axis->SetTitle("Multiplicity");
+ //axis->CenterTitle(kTRUE);
+ axis->SetTitleSize(0.05);
+ axis->SetLabelSize(0.04);
+ axis->SetTitleOffset(1.2);
+ axis = hist->GetYaxis();
+ axis->SetTitle("");
+ axis->SetTitleOffset(1.3);
+ //axis->CenterTitle(kTRUE);
+ axis->SetTitleSize(0.05);
+ axis->SetLabelSize(0.04);
+ hist->DrawCopy();
+
+ //---------------------------------------------------
+ getCentrality(hist);
+ //---------------------------------------------------
+
+ int low=0;
+ int high=hist->GetNbinsX();
+ //printf("size: %i\n",binUp->GetSize());
+ for (int i=0; i<binUp->GetSize(); i++)
+ {
+ low=binUp->At(i);
+ //printf("%i, %i\n",low,high);
+ hist->GetXaxis()->SetRange(low+1,high);
+ hist->SetFillColor((i%2==0)?0:kGray);
+ hist->DrawCopy("same");
+ high=low;
+ }
+
+ TCanvas* canvas2 = new TCanvas("N Wounded","N Wounded");
+ canvas2->SetLogy();
+ ntuple->Draw("Npart>>htemp2(200)");
+ TH1F* htemp2 = (TH1F*)gPad->GetPrimitive("htemp2");
+ TH1F* hist2 = (TH1F*)htemp2->Clone();
+ hist2->SetStats(0);
+ hist2->SetTitle("");
+ axis = hist2->GetXaxis();
+ axis->SetTitle("N Wounded");
+ axis->SetTitleSize(0.05);
+ axis->SetLabelSize(0.04);
+ axis->SetTitleOffset(1.2);
+ axis = hist2->GetYaxis();
+ axis->SetTitle("");
+ axis->SetTitleOffset(1.3);
+ axis->SetTitleSize(0.05);
+ axis->SetLabelSize(0.04);
+ hist2->DrawCopy();
+
+
+ int low=0;
+ int high=5000;
+ //printf("size: %i\n",Multbin->GetSize());
+ TH1F* htemp10 = new TH1F();
+ for (int i=0; i<Multbin->GetSize(); i++)
+ {
+ low=Multbin->At(i);
+ //printf("%i, %i\n",low,high);
+ char cuts[100];
+ char histtitle1[100];
+ char histtitle[100];
+ sprintf(cuts,"dNdEtaNBD>%i && dNdEtaNBD<%i",low,high);
+ //printf("dNdEtaNBD>%i && dNdEtaNBD<%i\n",low,high);
+ sprintf(histtitle,"Npart>>htemp%i(200)",20+i);
+ sprintf(histtitle1,"htemp%i",20+i);
+ ntuple->Draw(histtitle,cuts,"same");
+ htemp10 = (TH1F*)gPad->GetPrimitive(histtitle1);
+ htemp10->SetLineColor(i+1);
+ htemp10->DrawCopy("same");
+ high=low;
+ }
+
+ TCanvas* canvas3 = new TCanvas("N Binary","N Binary");
+ canvas3->SetLogy();
+ ntuple->Draw("Ncoll>>htemp3(500)");
+ TH1F* htemp3 = (TH1F*)gPad->GetPrimitive("htemp3");
+ TH1F* hist3 = (TH1F*)htemp3->Clone();
+ hist3->SetStats(0);
+ hist3->SetTitle("");
+ axis = hist3->GetXaxis();
+ axis->SetTitle("N Binary");
+ axis->SetTitleSize(0.05);
+ axis->SetLabelSize(0.04);
+ axis->SetTitleOffset(1.2);
+ axis = hist3->GetYaxis();
+ axis->SetTitle("");
+ axis->SetTitleOffset(1.3);
+ axis->SetTitleSize(0.05);
+ axis->SetLabelSize(0.04);
+ hist3->DrawCopy();
+
+ int low=0;
+ int high=5000;
+ for (int i=0; i<Multbin->GetSize(); i++)
+ {
+ low=Multbin->At(i);
+ char cuts[100];
+ char histtitle[100];
+ char histtitle1[100];
+ sprintf(cuts,"dNdEtaNBD>%i && dNdEtaNBD<%i",low,high);
+ sprintf(histtitle,"Ncoll>>htemp%i(500)",40+i);
+ sprintf(histtitle1,"htemp%i",40+i);
+ ntuple->Draw(histtitle,cuts,"same");
+ TH1F* htemp11 = (TH1F*)gPad->GetPrimitive(histtitle1);
+ htemp11->SetLineColor(i+1);
+ htemp11->DrawCopy("same");
+ high=low;
+ }
+
+ TCanvas* canvas4 = new TCanvas("Impact Parameter","Impact Parameter");
+ ntuple->Draw("B>>htemp4(100)");
+ TH1F* htemp4 = (TH1F*)gPad->GetPrimitive("htemp4");
+ TH1F* hist4 = (TH1F*)htemp4->Clone();
+ hist4->SetStats(0);
+ hist4->SetTitle("");
+ axis = hist4->GetXaxis();
+ axis->SetTitle("b");
+ axis->SetTitleSize(0.05);
+ axis->SetLabelSize(0.04);
+ axis->SetTitleOffset(1.2);
+ axis = hist4->GetYaxis();
+ axis->SetTitle("");
+ axis->SetTitleOffset(1.3);
+ axis->SetTitleSize(0.05);
+ axis->SetLabelSize(0.04);
+ hist4->DrawCopy();
+
+ int low=0;
+ int high=5000;
+ for (int i=0; i<Multbin->GetSize(); i++)
+ {
+ low=Multbin->At(i);
+ char cuts[100];
+ char histtitle[100];
+ char histtitle1[100];
+ sprintf(cuts,"dNdEtaNBD>%i && dNdEtaNBD<%i",low,high);
+ sprintf(histtitle,"B>>htemp%i(100)",50+i);
+ sprintf(histtitle1,"htemp%i",50+i);
+ ntuple->Draw(histtitle,cuts,"same");
+ TH1F* htemp12 = (TH1F*)gPad->GetPrimitive(histtitle1);
+ htemp12->SetLineColor(i+1);
+ htemp12->DrawCopy("same");
+ high=low;
+ }
+
+ TCanvas* canvas5 = new TCanvas("Eccentricity","Eccentricity");
+ canvas5->SetLogy();
+ ntuple->Draw("VarE>>htemp5(100)");
+ TH1F* htemp5 = (TH1F*)gPad->GetPrimitive("htemp5");
+ TH1F* hist5 = (TH1F*)htemp5->Clone();
+ hist5->SetStats(0);
+ hist5->SetTitle("");
+ axis = hist5->GetXaxis();
+ axis->SetTitle("standard eccentricity");
+ axis->SetTitleSize(0.05);
+ axis->SetLabelSize(0.04);
+ axis->SetTitleOffset(1.2);
+ axis = hist5->GetYaxis();
+ axis->SetTitle("");
+ axis->SetTitleOffset(1.3);
+ axis->SetTitleSize(0.05);
+ axis->SetLabelSize(0.04);
+ hist5->DrawCopy();
+
+ int low=0;
+ int high=5000;
+ for (int i=0; i<Multbin->GetSize(); i++)
+ {
+ low=Multbin->At(i);
+ char cuts[100];
+ char histtitle[100];
+ char histtitle1[100];
+ sprintf(cuts,"dNdEtaNBD>%i && dNdEtaNBD<%i",low,high);
+ sprintf(histtitle,"VarE>>htemp%i(100)",60+i);
+ sprintf(histtitle1,"htemp%i",60+i);
+ ntuple->Draw(histtitle,cuts,"same");
+ TH1F* htemp13 = (TH1F*)gPad->GetPrimitive(histtitle1);
+ htemp13->SetLineColor(i+1);
+ htemp13->DrawCopy("same");
+ high=low;
+ }
+
+ TCanvas* canvas6 = new TCanvas("EccentricityPart","EccentricityPart");
+ canvas6->SetLogy();
+ ntuple->Draw("VarEPart>>htemp6(100)");
+ TH1F* htemp6 = (TH1F*)gPad->GetPrimitive("htemp6");
+ TH1F* hist6 = (TH1F*)htemp6->Clone();
+ hist6->SetStats(0);
+ hist6->SetTitle("");
+ axis = hist6->GetXaxis();
+ axis->SetTitle("participant eccentricity");
+ axis->SetTitleSize(0.05);
+ axis->SetLabelSize(0.04);
+ axis->SetTitleOffset(1.2);
+ axis = hist6->GetYaxis();
+ axis->SetTitle("");
+ axis->SetTitleOffset(1.3);
+ axis->SetTitleSize(0.05);
+ axis->SetLabelSize(0.04);
+ hist6->DrawCopy();
+
+ int low=0;
+ int high=5000;
+ for (int i=0; i<Multbin->GetSize(); i++)
+ {
+ low=Multbin->At(i);
+ char cuts[100];
+ char histtitle[100];
+ char histtitle1[100];
+ sprintf(cuts,"dNdEtaNBD>%i && dNdEtaNBD<%i",low,high);
+ sprintf(histtitle,"VarEPart>>htemp%i(100)",70+i);
+ sprintf(histtitle1,"htemp%i",70+i);
+ ntuple->Draw(histtitle,cuts,"same");
+ TH1F* htemp14 = (TH1F*)gPad->GetPrimitive(histtitle1);
+ htemp14->SetLineColor(i+1);
+ htemp14->DrawCopy("same");
+ high=low;
+ }
+
+}
+
+
+void getCentrality(TH1 *histNch, Float_t ff=1.0)
+// histNch - histo of multiplicity distribution (better with binsize=1)
+// ff fraction of accepted events. All losses are assumed to occur in most
+// peripheral bin
+{
+
+ //double sum= histNch->GetEntries() - histNch->GetBinContent(1);
+ double sum= histNch->Integral();
+ int nbinsx=histNch->GetNbinsX();
+ double frac=0.;
+ int ic=0;
+ for (int ib=nbinsx;ib>0;ib--){
+ frac += histNch->GetBinContent(ib)/sum*100.*ff;
+ if(frac > centPercent[ic]){
+ binUp->SetAt(ib,ic);
+ Multbin->SetAt(histNch->GetBinCenter(ib),ic);
+ cout<<" centrality="<<centPercent[ic]<<" mult <="<< histNch->GetBinCenter(ib) <<endl;
+ ic++;
+ }
+ if(ic==nbins) break;
+ }
+ printf(" \n float multCent[%i] = {",nbins);
+ // cout <<" \n float multCent[nbins] = {";
+
+ for (int ic=nbins-1; ic>-1; ic--){
+ cout<< histNch->GetBinCenter(binUp->At(ic));
+ if (ic!=0) cout<<", ";
+ }
+ cout<<"};\n"<<endl;
+}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff