packages/trackbase_historic/TrackSeedHelper.h

0001 #ifndef TRACKBASEHISTORIC_TRACKSEEDHELPER_H
0002 #define TRACKBASEHISTORIC_TRACKSEEDHELPER_H
0003
0004 /*!
0005  * \file TrackSeedHelper.h
0006  * \author Hugo Pereira Da Costa <hugo.pereira-da-costa@lanl.gov>
0007  */
0008
0009 #include <trackbase/TrkrDefs.h>
0010
0011 #include <Acts/Definitions/Algebra.hpp>
0012
0013 #include <cstdint>
0014 #include <map>
0015
0016 class TrackSeed;
0017
0018 namespace TrackSeedHelper
0019 {
0020   using position_map_t = std::map<TrkrDefs::cluskey, Acts::Vector3>;
0021
0022   float get_phi(TrackSeed const*, const position_map_t&);
0023   float get_phi_fastsim(TrackSeed const*);
0024   void circleFitByTaubin(
0025     TrackSeed*, const position_map_t& positions,
0026     uint8_t startLayer = 0,
0027     uint8_t endLayer = 58);
0028   std::pair<float, float> findRoot(TrackSeed const* seed);
0029   std::pair<float, float> findRoot(const float& qOverR, const float& X0, const float& Y0);
0030
0031   void lineFit(
0032       TrackSeed*, const position_map_t& positions,
0033       uint8_t startLayer = 0,
0034       uint8_t endLayer = 58);
0035
0036   float get_x(TrackSeed const*);
0037   float get_y(TrackSeed const*);
0038   float get_z(TrackSeed const*);
0039   Acts::Vector3 get_xyz(TrackSeed const*);
0040 }
0041
0042 #endif