ClusterData.h

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// AUTOMATICALLY GENERATED FILE - DO NOT EDIT
 
#ifndef EDM4EIC_ClusterDATA_H
#define EDM4EIC_ClusterDATA_H
 
#include "edm4eic/Cov2f.h"
#include "edm4eic/Cov3f.h"
#include "edm4hep/Vector3f.h"
#include <array>
#include <cstdint>
 
namespace edm4eic {
 
 
/** @class ClusterData
 *  EIC hit cluster, reworked to more closely resemble EDM4hep
 *  @author: W. Armstrong, S. Joosten, C.Peng
 */
class ClusterData {
public:
  std::int32_t type{}; ///< Flag-word that defines the type of the cluster
  float energy{}; ///< Reconstructed energy of the cluster [GeV].
  float energyError{}; ///< Error on the cluster energy [GeV]
  float time{}; ///< [ns]
  float timeError{}; ///< Error on the cluster time
  std::uint32_t nhits{}; ///< Number of hits in the cluster.
  ::edm4hep::Vector3f position{}; ///< Global position of the cluster [mm].
  ::edm4eic::Cov3f positionError{}; ///< Covariance matrix of the position (6 Parameters).
  float radius{}; ///< Cluster radius [mm].
  float dispersion{}; ///< Cluster dispersion [mm].
  std::array<float, 3> principalAxesLengthsXYZ{}; ///< Lengths along the cluster's principal axes [mm], sorted in descending order (equivalent to sqrt of eigenvalues of the position covariance). For an XY planar detector one can expect this to be [sigma_max, sigma_min, 0].
  std::array<float, 2> principalAxesLengthsThetaPhi{}; ///< Lengths along the cluster's principal axes [rad], sorted in descending order.
  float intrinsicTheta{}; ///< Intrinsic cluster propagation direction polar angle [rad].
  float intrinsicPhi{}; ///< Intrinsic cluster propagation direction azimuthal angle [rad]. For an XY planar detector one can expect this to be the tilt of "sigma_max" axis.
  ::edm4eic::Cov2f intrinsicDirectionError{}; ///< Error on the intrinsic cluster propagation direction
 
  unsigned int shapeParameters_begin{};
  unsigned int shapeParameters_end{};
  unsigned int hitContributions_begin{};
  unsigned int hitContributions_end{};
  unsigned int subdetectorEnergies_begin{};
  unsigned int subdetectorEnergies_end{};
  unsigned int clusters_begin{};
  unsigned int clusters_end{};
  unsigned int hits_begin{};
  unsigned int hits_end{};
  unsigned int particleIDs_begin{};
  unsigned int particleIDs_end{};
};
 
 
namespace v81000 {
using ClusterData = edm4eic::ClusterData;
} // namespace v81000
 
 
} // namespace edm4eic
 
 
#endif