HistMacro_BCALReconstruction_p3.C

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// hnamepath: /Independent/Hist_DetectorPID/BCAL/BetaVsP_q-
// hnamepath: /Independent/Hist_DetectorPID/BCAL/BetaVsP_q0
// hnamepath: /Independent/Hist_DetectorPID/BCAL/BetaVsP_q+
// hnamepath: /Independent/Hist_DetectorPID/BCAL/EOverPVsP_q-
// hnamepath: /Independent/Hist_DetectorPID/BCAL/EOverPVsP_q+

{
   //Goto Path
   TDirectory *locDirectory = (TDirectory*)gDirectory->FindObjectAny("Hist_DetectorPID");
   if(!locDirectory)
      return;
   locDirectory->cd();

   //Get Histograms
   gDirectory->cd("BCAL");
   TH2I* locHist_BetaVsP_QMinus = (TH2I*)gDirectory->Get("BetaVsP_q-"); //q-
   TH2I* locHist_BetaVsP_QZero = (TH2I*)gDirectory->Get("BetaVsP_q0"); //q0
   TH2I* locHist_BetaVsP_QPlus = (TH2I*)gDirectory->Get("BetaVsP_q+"); //q+
   TH2I* locHist_EOverPVsP_QPlus = (TH2I*)gDirectory->Get("EOverPVsP_q+"); //q+
   TH2I* locHist_EOverPVsP_QMinus = (TH2I*)gDirectory->Get("EOverPVsP_q-"); //q-

   //Beta-vs-p functions
   TF1* locBetaVsPFunc_Proton = new TF1("BetaVsPFunc_Proton", "x/sqrt(x*x + [0]*[0])", 0.0, 12.0);
   locBetaVsPFunc_Proton->SetParameter(0, 0.938272046);
   locBetaVsPFunc_Proton->SetLineWidth(2);
   locBetaVsPFunc_Proton->SetLineColor(kBlack);
   locBetaVsPFunc_Proton->SetNpx(1000);

   TF1* locBetaVsPFunc_Kaon = new TF1("BetaVsPFunc_Kaon", "x/sqrt(x*x + [0]*[0])", 0.0, 12.0);
   locBetaVsPFunc_Kaon->SetParameter(0, 0.493677);
   locBetaVsPFunc_Kaon->SetLineWidth(2);
   locBetaVsPFunc_Kaon->SetLineColor(kBlack);
   locBetaVsPFunc_Kaon->SetNpx(1000);

   TF1* locBetaVsPFunc_Pion = new TF1("BetaVsPFunc_Pion", "x/sqrt(x*x + [0]*[0])", 0.0, 12.0);
   locBetaVsPFunc_Pion->SetParameter(0, 0.13957018);
   locBetaVsPFunc_Pion->SetLineWidth(2);
   locBetaVsPFunc_Pion->SetLineColor(kBlack);
   locBetaVsPFunc_Pion->SetNpx(1000);

   //Get/Make Canvas
   TCanvas *locCanvas = NULL;
   if(TVirtualPad::Pad() == NULL)
      locCanvas = new TCanvas("BCALReconstruction_p3", "BCALReconstruction_p3", 1200, 800); //for testing
   else
      locCanvas = gPad->GetCanvas();
   locCanvas->Divide(3, 2);

   //Draw
   locCanvas->cd(1);
   gPad->SetTicks();
   gPad->SetGrid();
   if(locHist_BetaVsP_QMinus != NULL)
   {
      locHist_BetaVsP_QMinus->GetXaxis()->SetRangeUser(0.0, 2.0);
      locHist_BetaVsP_QMinus->GetXaxis()->SetTitleSize(0.05);
      locHist_BetaVsP_QMinus->GetYaxis()->SetTitleSize(0.05);
      locHist_BetaVsP_QMinus->GetXaxis()->SetLabelSize(0.05);
      locHist_BetaVsP_QMinus->GetYaxis()->SetLabelSize(0.05);
      locHist_BetaVsP_QMinus->GetListOfFunctions()->Add(locBetaVsPFunc_Pion);
      locHist_BetaVsP_QMinus->GetListOfFunctions()->Add(locBetaVsPFunc_Kaon);
      locHist_BetaVsP_QMinus->Draw("COLZ");
   }

   locCanvas->cd(2);
   gPad->SetTicks();
   gPad->SetGrid();
   if(locHist_BetaVsP_QZero != NULL)
   {
      locHist_BetaVsP_QZero->GetXaxis()->SetRangeUser(0.0, 2.0);
      locHist_BetaVsP_QZero->GetXaxis()->SetTitleSize(0.05);
      locHist_BetaVsP_QZero->GetYaxis()->SetTitleSize(0.05);
      locHist_BetaVsP_QZero->GetXaxis()->SetLabelSize(0.05);
      locHist_BetaVsP_QZero->GetYaxis()->SetLabelSize(0.05);
      locHist_BetaVsP_QZero->Draw("COLZ");
   }

   locCanvas->cd(3);
   gPad->SetTicks();
   gPad->SetGrid();
   if(locHist_BetaVsP_QPlus != NULL)
   {
      locHist_BetaVsP_QPlus->GetXaxis()->SetRangeUser(0.0, 2.0);
      locHist_BetaVsP_QPlus->GetXaxis()->SetTitleSize(0.05);
      locHist_BetaVsP_QPlus->GetYaxis()->SetTitleSize(0.05);
      locHist_BetaVsP_QPlus->GetXaxis()->SetLabelSize(0.05);
      locHist_BetaVsP_QPlus->GetYaxis()->SetLabelSize(0.05);
      locHist_BetaVsP_QPlus->GetListOfFunctions()->Add(locBetaVsPFunc_Proton);
      locHist_BetaVsP_QPlus->GetListOfFunctions()->Add(locBetaVsPFunc_Kaon);
      locHist_BetaVsP_QPlus->GetListOfFunctions()->Add(locBetaVsPFunc_Pion);
      locHist_BetaVsP_QPlus->Draw("COLZ");
   }

   locCanvas->cd(4);
   gPad->SetTicks();
   gPad->SetGrid();
   if(locHist_EOverPVsP_QPlus != NULL)
   {
      locHist_EOverPVsP_QPlus->GetXaxis()->SetRangeUser(0.0, 2.0);
      locHist_EOverPVsP_QPlus->GetXaxis()->SetTitleSize(0.05);
      locHist_EOverPVsP_QPlus->GetYaxis()->SetTitleSize(0.05);
      locHist_EOverPVsP_QPlus->GetXaxis()->SetLabelSize(0.05);
      locHist_EOverPVsP_QPlus->GetYaxis()->SetLabelSize(0.05);
      locHist_EOverPVsP_QPlus->Draw("COLZ");
   }

   locCanvas->cd(5);
   gPad->SetTicks();
   gPad->SetGrid();
   if(locHist_EOverPVsP_QMinus != NULL)
   {
      locHist_EOverPVsP_QMinus->GetXaxis()->SetRangeUser(0.0, 2.0);
      locHist_EOverPVsP_QMinus->GetXaxis()->SetTitleSize(0.05);
      locHist_EOverPVsP_QMinus->GetYaxis()->SetTitleSize(0.05);
      locHist_EOverPVsP_QMinus->GetXaxis()->SetLabelSize(0.05);
      locHist_EOverPVsP_QMinus->GetYaxis()->SetLabelSize(0.05);
      locHist_EOverPVsP_QMinus->Draw("COLZ");
   }
}