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//////////////////////////////////////////////////////////////// |
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// |
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// Histogram set for tracker-efficiency study. |
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// |
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// It contains the functions: |
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// |
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// - CreateHistos() |
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// - FillHistos(PamLevel2* event) |
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// - Save Histos() |
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// |
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// Usage (example): |
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// [] .L My-histo-set-macro.C+ |
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// [] .L My-selection.C+ |
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// [] .L Loop.C+ |
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// [] Loop("data-dir/","file-list.txt",100000,"+ALL fillTree fillHistos","output-file.root") |
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// |
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//////////////////////////////////////////////////////////////// |
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|
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#if !defined(__CINT__) || defined(__MAKECINT__) |
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|
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#include <TString.h> |
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#include <TH1F.h> |
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#include <TH2F.h> |
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#include <TMath.h> |
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#include <TLine.h> |
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#include <TPolyMarker.h> |
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#include <TSelector.h> |
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#include <TFile.h> |
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|
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#include <stdlib.h> |
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#include <iostream> |
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using namespace std; |
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|
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#include <PamLevel2.h> |
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#include <CaloAxis.h> |
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|
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#endif |
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//====================== |
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// HITOGRAMS declaration |
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//====================== |
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TH1F *hresangx; |
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TH1F *hresangy; |
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//=============================================================== |
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// Create histograms |
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//=============================================================== |
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void CreateHistos( TFile* outf ){ |
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|
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gROOT->cd();//create histos in memory |
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|
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hresangx = new TH1F("hresangx","Angular residual on the top calo plane (x)",400,-40.,40.); |
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hresangy = new TH1F("hresangy","Angular residual on the top calo plane (y)",400,-40.,40.); |
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|
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} |
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|
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//=============================================================== |
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// Fill histograms (called event-by-event) |
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//=============================================================== |
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|
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void FillHistos( PamLevel2* event ){ |
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// ---------------------------------- |
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// retrieve histos |
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// ---------------------------------- |
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// hresangx = dynamic_cast<TH1F*>(gDirectory->FindObject("hresangx")); |
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// hresangy = dynamic_cast<TH1F*>(gDirectory->FindObject("hresangy")); |
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|
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// ---------------------------------- |
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// calo variables |
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// ---------------------------------- |
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// CaloAxis *x_axis = new CaloAxis(); |
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// CaloAxis *y_axis = new CaloAxis(); |
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|
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// float rcil = 1.;// tolerance (cm) |
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// x_axis->FitAxis(event->GetCaloLevel1(),0,rcil); |
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// y_axis->FitAxis(event->GetCaloLevel1(),1,rcil); |
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|
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// float qtrack = x_axis->GetQaxis()+y_axis->GetQaxis(); |
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// int ntrack = x_axis->GetN()+y_axis->GetN(); |
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|
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// float caloangx = (float)atan((double)x_axis->par[1])*180./3.1415026; |
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// float caloangy = (float)atan((double)y_axis->par[1])*180./3.1415026; |
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|
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float caloangx = 0; |
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float caloangy = 0; |
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|
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CaloStrip top = CaloStrip(); |
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top.Set(0,0,48); |
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float zcalotop = top.GetZ(); |
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|
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// ---------------------------------- |
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// tof variables |
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// ---------------------------------- |
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// get track stored by the tof |
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// ToFTrkVar *tof = event->GetToFStoredTrack(-1); |
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// if(!tof){ |
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// cout << " no ToF-track stored "<<endl; |
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// return; |
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// } |
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|
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// ---------------------------------- |
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// tracker variables |
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// ---------------------------------- |
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|
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float resangx = -999; |
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float resangy = -999; |
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if( event->GetNTracks()==1 ){ |
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|
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PamTrack *track = event->GetTrack(0); |
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if( track->chi2 >0 ){ |
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|
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Float_t ztraj[13]; |
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|
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Int_t i=0; |
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ztraj[i++] = event->GetZTOF(11); |
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ztraj[i++] = event->GetZTOF(12); |
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ztraj[i++] = event->GetZTOF(21); |
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ztraj[i++] = event->GetZTOF(22); |
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ztraj[i++] = event->GetZTrk(1); |
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ztraj[i++] = event->GetZTrk(2); |
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ztraj[i++] = event->GetZTrk(3); |
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ztraj[i++] = event->GetZTrk(4); |
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ztraj[i++] = event->GetZTrk(5); |
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ztraj[i++] = event->GetZTrk(6); |
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ztraj[i++] = event->GetZTOF(31); |
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ztraj[i++] = event->GetZTOF(32); |
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ztraj[i++] = zcalotop; |
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Trajectory traj = Trajectory(13,ztraj); |
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traj.DoTrack2( track->al ); |
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|
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resangx = caloangx - traj.thx[12]; |
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resangy = caloangy - traj.thy[12]; |
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|
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} |
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if(track) delete track; |
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} |
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|
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// ---------------------------------- |
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// fill histograms |
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// ---------------------------------- |
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hresangx->Fill(resangx); |
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hresangy->Fill(resangy); |
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|
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|
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} |
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//=============================================================== |
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// Save histograms |
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//=============================================================== |
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void SaveHistos( TFile * outf ){ |
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|
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gROOT->cd(); |
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// ---------------------------------- |
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// retrieve histos |
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// ---------------------------------- |
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// hresangx = dynamic_cast<TH1F*>(gDirectory->FindObject("hresangx")); |
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// hresangy = dynamic_cast<TH1F*>(gDirectory->FindObject("hresangy")); |
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|
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// ---------------------------------- |
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// save on file |
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// ---------------------------------- |
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|
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outf->cd(); |
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|
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if(hresangx) hresangx->Write(); |
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if(hresangy) hresangy->Write(); |
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} |
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