FPGATrackSimMatrixAccumulator.cxx

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// Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
 
#include "FPGATrackSimMatrixAccumulator.h"
 
 
bool accumulate(AccumulateMap & map, std::vector<module_t> const & modules, FPGATrackSimMatrixAccumulator const & acc)
{
  auto it = map.find(modules);
  if (it == map.end()) // Create new entry
    {
      map.insert({ modules, acc });
      return true;
    }
  else // Add/append entries
    {
 
      for (unsigned i = 0; i < FPGATrackSimTrackPars::NPARS; i++)
    it->second.pars[i] += acc.pars[i];
 
      size_t nDim = acc.hit_coords.size();
      for (unsigned i = 0; i < nDim; i++)
        {
      it->second.hit_coords[i] += acc.hit_coords[i];
      it->second.hit_x_QoP[i]  += acc.hit_x_QoP[i];
      it->second.hit_xG_HIP[i]  += acc.hit_xG_HIP[i];
      it->second.hit_x_d0[i]   += acc.hit_x_d0[i];
      it->second.hit_x_z0[i]   += acc.hit_x_z0[i];
      it->second.hit_x_eta[i]  += acc.hit_x_eta[i];
      it->second.hit_xG_eta[i]  += acc.hit_xG_eta[i];
      it->second.hit_x_phi[i]  += acc.hit_x_phi[i];
 
      for (unsigned j = i; j < nDim; j++)
        it->second.covariance[i * nDim + j] += acc.covariance[i * nDim + j];
        }
 
      it->second.track_bins.insert(it->second.track_bins.end(), acc.track_bins.begin(), acc.track_bins.end());
      return false;
    }
}