CFAlgoShowerCompat.cxx

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#include "TFile.h"
#include "TTree.h"

#include "larreco/RecoAlg/CMTool/CMTAlgMatch/CFAlgoShowerCompat.h"

namespace cmtool {

  //-------------------------------------------------------
  CFAlgoShowerCompat::CFAlgoShowerCompat()
  //-------------------------------------------------------
  {

    _fout_hax = 0;
    _ana_tree = 0;

    if (!_fout_hax) _fout_hax = new TFile("fout_hax.root", "RECREATE");

    if (!_ana_tree) {
      _ana_tree = new TTree("ana_tree", "ana_tree");
      _ana_tree->Branch("o_ang_avg", &_o_ang_avg, "o_ang_avg/D");
      _ana_tree->Branch("o_ang_rms", &_o_ang_rms, "o_ang_rms/D");
      _ana_tree->Branch("o_ang_wt_avg", &_o_ang_wt_avg, "o_ang_wt_avg/D");
      _ana_tree->Branch("o_ang_wt_rms", &_o_ang_wt_rms, "o_ang_wt_rms/D");
      _ana_tree->Branch("max_trackness", &_max_trackness, "max_trackness/D");
      _ana_tree->Branch("max_len_over_width", &_max_len_over_width, "max_len_over_width/D");
      _ana_tree->Branch("min_oa_over_len", &_min_oa_over_len, "min_oa_over_len/D");
      _ana_tree->Branch(
        "max_poly_perim_over_A", &_max_poly_perim_over_A, "max_poly_perim_over_A/D");
      _ana_tree->Branch("min_modhitdens", &_min_modhitdens, "min_modhitdens/D");
    }
  }

  //-----------------------------
  void
  CFAlgoShowerCompat::Reset()
  //-----------------------------
  {}

  //----------------------------------------------------------------------------------------------
  float
  CFAlgoShowerCompat::Float(util::GeometryUtilities const&,
                            const std::vector<const cluster::ClusterParamsAlg*>& clusters)
  //----------------------------------------------------------------------------------------------
  {
    _o_ang_avg = 0;
    _o_ang_rms = 0;
    _o_ang_wt_avg = 0;
    _o_ang_wt_rms = 0;
    _max_trackness = -9999.;
    _max_len_over_width = -9999.;
    _min_oa_over_len = 9999.;
    _max_poly_perim_over_A = -9999.;
    _min_modhitdens = 9999.;

    //Take the smallest and largest opening angles of clusters in this
    //permutation and average them
    double min_OA = 99999.;
    double max_OA = -99999.;
    double min_OA_wt = 99999.;
    double max_OA_wt = -99999.;
    for (auto const& c : clusters) {
      //      PrintClusterInfo(*c);
      double this_OA = c->GetParams().opening_angle;
      if (this_OA > max_OA) max_OA = this_OA;
      if (this_OA < min_OA) min_OA = this_OA;
      double this_OA_wt = c->GetParams().opening_angle_charge_wgt;
      if (this_OA_wt > max_OA) max_OA_wt = this_OA_wt;
      if (this_OA_wt < min_OA) min_OA_wt = this_OA_wt;
      double this_trackness = c->GetParams().trackness;
      if (this_trackness > _max_trackness) _max_trackness = this_trackness;
      double this_L_over_W = c->GetParams().length / c->GetParams().width;
      if (this_L_over_W > _max_len_over_width) _max_len_over_width = this_L_over_W;
      double this_OA_over_L = this_OA / c->GetParams().length;
      if (this_OA_over_L < _min_oa_over_len) _min_oa_over_len = this_OA_over_L;
      double this_poly_perim_over_A =
        c->GetParams().PolyObject.Perimeter() / c->GetParams().PolyObject.Area();
      if (this_poly_perim_over_A > _max_poly_perim_over_A)
        _max_poly_perim_over_A = this_poly_perim_over_A;
      double this_modhitdens = c->GetParams().modified_hit_density;
      if (this_modhitdens < _min_modhitdens) _min_modhitdens = this_modhitdens;
    }

    _o_ang_avg = (min_OA + max_OA) / 2;
    _o_ang_rms = pow((pow(min_OA, 2) + pow(max_OA, 2)) / 2, 0.5);
    _o_ang_wt_avg = (min_OA_wt + max_OA_wt) / 2;
    _o_ang_wt_rms = pow((pow(min_OA_wt, 2) + pow(max_OA_wt, 2)) / 2, 0.5);

    _ana_tree->Fill();

    bool accept_match = true;
    //Reject match if it is very track-like
    if (_min_oa_over_len < 0.0007) accept_match = false;
    if (_o_ang_avg * _o_ang_rms < 0.01) accept_match = false;
    if (_max_len_over_width > 20) accept_match = false;

    return accept_match ? 1 : -1;
  }

  //------------------------------
  void
  CFAlgoShowerCompat::Report()
  //------------------------------
  {}

  void
  CFAlgoShowerCompat::PrintClusterInfo(const cluster::ClusterParamsAlg& c)
  {
    std::cout << "    This cluster's info is as follows:" << std::endl;
    std::cout << "        Opening Angle: " << c.GetParams().opening_angle << std::endl;
    //    std::cout<<"        Opening Angle Charge Weight: "<<c.GetParams().opening_angle_charge_wgt<<std::endl;
  }
}