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CompareTimeResiduals.C
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CompareTimeResiduals.C
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void CompareTimeResiduals( )
{
gStyle->SetOptStat(0);
gStyle->SetFrameLineWidth(2);
std::vector<std::string> fnames;
fnames.push_back("/data/snoplus3/parkerw/ratSimulations/Apr15_SEV_NoInterp2.5MeV/*.root");
fnames.push_back("/data/snoplus3/parkerw/ratSimulations/Apr15_SEV_NoInterp10MeV/*.root");
fnames.push_back("/data/snoplus3/parkerw/ratSimulations/Apr15_SEV_NoInterp10MeV/*.root");
fnames.push_back("/data/snoplus3/parkerw/ratSimulations/Apr15_SEV_NoInterp10MeV/*.root");
//fnames.push_back("/data/snoplus3/parkerw/ratSimulations/Apr9_2.5MeV_SEVRound1/Template_Macro_186.0.root");
//fnames.push_back("/data/snoplus3/parkerw/ratSimulations/Apr9_2.5MeV_SEVRound1/Template_Macro_185.5.root");
//fnames.push_back("/data/snoplus3/parkerw/ratSimulations/Apr9_2.5MeV_SEVRound1/Template_Macro_185.0.root");
//fnames.push_back("/data/snoplus3/parkerw/ratSimulations/Apr9_2.5MeV_SEVRound1/Template_Macro_184.5.root");
//fnames.push_back("/data/snoplus3/parkerw/ratSimulations/Apr9_2.5MeV_SEVRound1/Template_Macro_184.0.root");
// fnames.push_back("/data/snoplus3/parkerw/ratSimulations/Apr9_2.5MeV_SEVRound1/Template_Macro_183.5.root");
//fnames.push_back("/data/snoplus3/parkerw/ratSimulations/May22_2to4m_2.5MeV/*.root");
//fnames.push_back("/data/snoplus3/parkerw/ratSimulations/May22_2to4m_10MeV/*.root");
// fnames.push_back("/data/snoplus3/parkerw/ratSimulations/May22_2to4m_10MeV/*.root");
//fnames.push_back("/data/snoplus3/parkerw/ratSimulations/May22_2to4m_10MeV/*.root");
// fnames.push_back("/data/snoplus3/parkerw/ratSimulations/May22_2to4m_10MeV/*.root");
//fnames.push_back("/data/snoplus3/parkerw/ratSimulations/May22_4to6m_10MeV/*.root");
std::vector<std::string> flabels;
flabels.push_back("2.5 MeV True Position");
flabels.push_back("10 MeV True Position");
flabels.push_back("10 MeV 50 mm Rad. Bias");
flabels.push_back("10 MeV 200 mm Rad. Bias");
// flabels.push_back("184.0 mm/ns");
//flabels.push_back("183.5 mm/ns");
// flabels.push_back("2.5 MeV, True Position, 185.96 ns/mm");
// flabels.push_back("10 MeV, True Position, 185.96 ns/mm");
// flabels.push_back("10 MeV, 50 mm Radial Bias, 185.96 ns/mm");
//flabels.push_back("10 MeV, True Position, 183.71 ns/mm, ");
//flabels.push_back("10 MeV, 50 mm Radial Bias, 183.71 ns/mm, ");
//flabels.push_back("10 MeV 2-4m, 183.71 mm/ns");
//flabels.push_back("10 MeV 4-6m, 183.71 mm/ns");
std::vector<double> fvels;
fvels.push_back(185.96);
fvels.push_back(185.96);
fvels.push_back(185.96);
fvels.push_back(185.96);
//fvels.push_back(183.71);
//fvels.push_back(183.71);
std::vector<double> fbiasfac;
fbiasfac.push_back(0);
fbiasfac.push_back(0);
fbiasfac.push_back(50);
fbiasfac.push_back(200);
//fbiasfac.push_back(50);
TLegend* leg = new TLegend(0.55, 0.6, 0.88, 0.88);
for (int i = 0; i<fnames.size(); i++){
TH1D* hHitTimeResiduals = new TH1D( "hHitTimeResidualsMC", "Hit time residuals using the MC position", 401, -100.5, 300.5 );
RAT::DB::Get()->SetAirplaneModeStatus(true);
RAT::DU::DSReader dsReader( fnames.at(i) );
RAT::LP::LightPathStraightScint::BeginOfRun();
const RAT::DU::EffectiveVelocity& effVelocity = RAT::DU::Utility::Get()->GetEffectiveVelocity(); // To get the group velocity
const RAT::DU::PMTInfo& pmtInfo = RAT::DU::Utility::Get()->GetPMTInfo(); // The PMT positions etc..
for( size_t iEntry = 0; iEntry < dsReader.GetEntryCount(); iEntry++ )
{
const RAT::DS::Entry& rDS = dsReader.GetEntry( iEntry );
TVector3 eventPosition = rDS.GetMC().GetMCParticle(0).GetPosition(); // At least 1 is somewhat guaranteed
TVector3 unitPos = eventPosition.Unit();
TVector3 biasVec = fbiasfac.at(i)*unitPos;
eventPosition = eventPosition + biasVec;
for( size_t iEV = 0; iEV < rDS.GetEVCount(); iEV++ )
{
const RAT::DS::EV& rEV = rDS.GetEV( iEV );
const RAT::DS::CalPMTs& calibratedPMTs = rEV.GetCalPMTs();
for( size_t iPMT = 0; iPMT < calibratedPMTs.GetCount(); iPMT++ )
{
const RAT::DS::PMTCal& pmtCal = calibratedPMTs.GetPMT( iPMT );
const TVector3 pmtPos = RAT::DU::Utility::Get()->GetPMTInfo().GetPosition( pmtCal.GetID() );
double distInAV = 0.0;
double distInWater = 0.0;
double distInTarget = 0.0;
RAT::LP::LightPathStraightScint::GetPath(pmtPos, eventPosition, distInTarget, distInWater);
double fInnerAVVelocity = fvels.at(i);
double fAVVelocity = 1.93109181500140664e+02;
double fWaterVelocity = 2.17554021555098529e+02;
double fOffset = 0.6;
//const double transitTime = effVelocity.CalcByDistance( distInTarget, distInAV, distInWater ); // Assumes a 400nm photon
const double transitTime = distInTarget / fInnerAVVelocity + distInAV / fAVVelocity + distInWater / fWaterVelocity + fOffset;
hHitTimeResiduals->Fill( pmtCal.GetTime() - transitTime - 390 + rDS.GetMCEV(iEV).GetGTTime());
//std::cout << i << " " << fvels.at(i) << " " << iEntry << " " << transitTime << " " << pmtCal.GetTime() - transitTime - 390 + rDS.GetMCEV(iEV).GetGTTime() << " " << distInTarget / fInnerAVVelocity << " " << distInAV / fAVVelocity << " " << distInWater / fWaterVelocity << std::endl;
}
}
}
hHitTimeResiduals->Scale(1/hHitTimeResiduals->Integral());
hHitTimeResiduals->GetYaxis()->SetTitle( "Normalised Counts" );
hHitTimeResiduals->GetXaxis()->SetTitle( "Hit time residuals [ns]" );
hHitTimeResiduals->SetLineColor(i+1);
hHitTimeResiduals->SetLineWidth(2);
hHitTimeResiduals->GetXaxis()->SetRangeUser(-10,30);
hHitTimeResiduals->GetYaxis()->SetRangeUser(0,0.05);
hHitTimeResiduals->GetYaxis()->SetTitleOffset(1.3);
if(i == 0)
{
hHitTimeResiduals->SetLineColor(i-2);
hHitTimeResiduals->SetLineStyle(2);
}
if(i==0)
hHitTimeResiduals->Draw();
else
hHitTimeResiduals->Draw("same");
leg->AddEntry(hHitTimeResiduals, flabels.at(i).c_str(), "l");
}
gPad->SetGrid(1);
leg->SetLineWidth(2);
leg->Draw("same");
}