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154 lines
6.1 KiB
154 lines
6.1 KiB
#include <string>
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#include <iostream>
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#include <cmath>
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#include <algorithm>
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#include <filesystem>
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#include <string_view>
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#include "TH1D.h"
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#include "TH2D.h"
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#include "THStack.h"
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#include "TGraph.h"
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#include "TTree.h"
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#include "TChain.h"
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#include "TFile.h"
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#include "TCanvas.h"
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#include "TROOT.h"
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#include "TStyle.h"
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#include "TColor.h"
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#include "TLorentzVector.h"
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#include "TRandom3.h"
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#include "TLegend.h"
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#include "RooDataHist.h"
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#include "RooRealVar.h"
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#include "RooPlot.h"
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#include "RooGaussian.h"
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#include "RooExponential.h"
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#include "RooRealConstant.h"
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#include "RooAddPdf.h"
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#include "RooFitResult.h"
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#include "RooProduct.h"
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#include "RooCrystalBall.h"
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#include "RooBreitWigner.h"
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#include "RooArgSet.h"
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#include "RooFFTConvPdf.h"
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#include "RooNovosibirsk.h"
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#include "constants.h"
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#include "basic_analysis.h"
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#include "hlt1_decision_analysis.h"
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#include "bdt_classification.h"
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// %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Exclusive Bu To Kp Mu Mu %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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int new_analysis_bu2kpmumu()
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{
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const char *analysis_name = "BuToKpMuMu";
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const char *data_tree_name = "Hlt2RD_BuToKpMuMu";
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const char *sim_tree_name = "BuToKpMuMu_noPID";
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const char *end_state_mass_literal = "m(K^{+}#mu^{+}#mu^{-})";
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const bool retrain_bdt = true;
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TChain *data_chain = new TChain(TString::Format("%s/DecayTree", data_tree_name));
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data_chain->Add("/auto/data/pfeiffer/inclusive_detached_dilepton/data_samples/Collision23_Beam6800GeV-VeloClosed-MagDown-Excl-UT_RealData_SprucingPass23r1_94000000_RD.root");
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FourVect *l14v_data = FourVect::Init(data_chain, "muplus");
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FourVect *l24v_data = FourVect::Init(data_chain, "muminus");
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FourVect *hp4v_data = FourVect::Init(data_chain, "Kplus");
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TChain *sim_chain = new TChain(TString::Format("%s/DecayTree", sim_tree_name));
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sim_chain->Add("/auto/data/pfeiffer/inclusive_detached_dilepton/MC/rd_btoxll_simulation_turbo_v0r0p6657752_BuToKpMuMu_12143001_magdown.root");
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FourVect *l14v_sim = FourVect::Init(sim_chain, "L1");
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FourVect *l24v_sim = FourVect::Init(sim_chain, "L2");
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FourVect *hp4v_sim = FourVect::Init(sim_chain, "K");
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Int_t B_BKGCAT, L1_TRUEID, L2_TRUEID, Hp_TRUEID;
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sim_chain->SetBranchAddress("L1_TRUEID", &L1_TRUEID);
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sim_chain->SetBranchAddress("L2_TRUEID", &L2_TRUEID);
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sim_chain->SetBranchAddress("K_TRUEID", &Hp_TRUEID);
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sim_chain->SetBranchAddress("B_BKGCAT", &B_BKGCAT);
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TH1D *h1_B_Mass_jpsi = new TH1D("h1_B_Mass_jpsi", TString::Format("B Mass, J/#psi Mode (%s)", analysis_name), B_MASS_HIST_BINS, B_MASS_VAR_MIN, B_MASS_VAR_MAX);
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TH1D *h1_B_Mass_psi2s = new TH1D("h1_B_Mass_psi2s", TString::Format("B Mass, #psi(2S) Mode (%s)", analysis_name), B_MASS_HIST_BINS, B_MASS_VAR_MIN, B_MASS_VAR_MAX);
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TH1D *h1_B_Mass_sim = new TH1D("h1_B_Mass_sim", TString::Format("B Mass, Simualted (%s_noPID)", analysis_name), B_MASS_HIST_BINS, B_MASS_VAR_MIN, B_MASS_VAR_MAX);
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TH2D *h2_Hlt1_flags_B_Mass = new TH2D("h2_Hlt1_flags_B_Mass", "Hlt1 Decision vs B Mass", 50, 5100, 5400, 13, 1., 14.);
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TH2D *h2_Hlt1_flags_excl_B_Mass = new TH2D("h2_Hlt1_flags_excl_B_Mass", "Excl Hlt1 Decision vs B Mass", 50, 5100, 5400, 13, 1., 14.);
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h1_B_Mass_jpsi->GetXaxis()->SetTitle(end_state_mass_literal);
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h1_B_Mass_psi2s->GetXaxis()->SetTitle(end_state_mass_literal);
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h1_B_Mass_sim->GetXaxis()->SetTitle(end_state_mass_literal);
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h2_Hlt1_flags_B_Mass->GetXaxis()->SetTitle(end_state_mass_literal);
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h2_Hlt1_flags_excl_B_Mass->GetXaxis()->SetTitle(end_state_mass_literal);
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ConnectHlt1Decisions(data_chain, h2_Hlt1_flags_B_Mass, h2_Hlt1_flags_excl_B_Mass);
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auto hlt1_decision_histos = CreateHlt1DecisionHistos(analysis_name);
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std::map<std::string, int> exclusive_hits{};
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unsigned int data_entries = data_chain->GetEntries();
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unsigned int sim_entries = sim_chain->GetEntries();
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for (unsigned int i = 0; i < sim_entries; i++)
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{
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sim_chain->GetEntry(i);
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Double_t reconstructed_B_Mass = (hp4v_sim->LorentzVector() + l14v_sim->LorentzVector() + l24v_sim->LorentzVector()).M();
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if (B_BKGCAT == 0 && TMath::Abs(L1_TRUEID) == PID_MUON && L2_TRUEID == -L1_TRUEID && TMath::Abs(Hp_TRUEID) == PID_KAON)
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{
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h1_B_Mass_sim->Fill(reconstructed_B_Mass);
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}
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PrintProgress(TString::Format("%s SIG Collection", analysis_name), sim_entries, 10000, i);
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}
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std::cout << "# Starting evaluation of data." << std::endl;
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for (unsigned int i = 0; i < data_entries; i++)
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{
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data_chain->GetEntry(i);
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TLorentzVector dimuon = l14v_data->LorentzVector() + l24v_data->LorentzVector();
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Double_t reconstructed_B_Mass = (hp4v_data->LorentzVector() + dimuon).M();
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if (TMath::Abs(dimuon.M() - JPSI_MASS) < 100.)
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{
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CheckHlt1Decisioins(h2_Hlt1_flags_B_Mass, h2_Hlt1_flags_excl_B_Mass, exclusive_hits, reconstructed_B_Mass);
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FillHlt1DecisionHistos(hlt1_decision_histos, reconstructed_B_Mass);
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}
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if (TMath::Abs(dimuon.M() - JPSI_MASS) < 100.)
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{
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h1_B_Mass_jpsi->Fill(reconstructed_B_Mass);
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}
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else if (TMath::Abs(dimuon.M() - PSI2S_MASS) < 100.)
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{
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h1_B_Mass_psi2s->Fill(reconstructed_B_Mass);
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}
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PrintProgress(TString::Format("%s BDT Evaluation", analysis_name), data_entries, 10000, i);
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}
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std::cout << "# Exclusive Hits" << std::endl;
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for (const auto &[line, hits] : exclusive_hits)
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{
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std::cout << line << ": " << hits << std::endl;
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}
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// DrawInDefaultCanvas(h2_Hlt1_flags_B_Mass, analysis_name, 0.16, "COLZ");
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// DrawInDefaultCanvas(h2_Hlt1_flags_excl_B_Mass, analysis_name, 0.16, "COLZ");
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// DrawInDefaultCanvas(h1_B_Mass_jpsi, analysis_name, 0.1);
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// DrawInDefaultCanvas(h1_B_Mass_psi2s, analysis_name, 0.1);
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auto roofit_hist_sim = CreateRooFitHistogramAndFitCB(h1_B_Mass_sim, false, false, ShapeParamters{});
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auto roofit_hist_jpsi_fitsum = CreateRooFitHistogramAndFitCB(h1_B_Mass_jpsi, true, true, roofit_hist_sim.shape_parameters);
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auto roofit_hist_psi2s_fitsum = CreateRooFitHistogramAndFitCB(h1_B_Mass_psi2s, true, true, roofit_hist_sim.shape_parameters);
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DrawInDefaultCanvas(roofit_hist_jpsi_fitsum, analysis_name);
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DrawInDefaultCanvas(roofit_hist_psi2s_fitsum, analysis_name);
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DrawInDefaultCanvas(roofit_hist_sim, analysis_name);
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// DrawHlt1DecisionHistos(analysis_name, hlt1_decision_histos);
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return 0;
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}
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