ActsTransformations.h

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#ifndef TRACKRECO_ACTSTRANSFORMATIONS_H
#define TRACKRECO_ACTSTRANSFORMATIONS_H

#include <trackbase/TrkrDefs.h>
#include <trackbase/ActsSurfaceMaps.h>
#include <trackbase/ActsTrackingGeometry.h>

#include <Acts/Utilities/BinnedArray.hpp>
#include <Acts/Utilities/Definitions.hpp>
#include <Acts/Utilities/Logger.hpp>

#include "SvtxTrack.h"

#include <ActsExamples/EventData/TrkrClusterMultiTrajectory.hpp>

#include <cmath>
#include <iostream>
#include <memory>
#include <utility>

class TrkrCluster;

using Trajectory = ActsExamples::TrkrClusterMultiTrajectory;


class ActsTransformations
{
 public:
 ActsTransformations() = default;
    
  Acts::BoundSymMatrix rotateSvtxTrackCovToActs(const SvtxTrack *track,
            Acts::GeometryContext geoCtxt) const;
  
  Acts::BoundSymMatrix rotateActsCovToSvtxTrack(
                       const Acts::BoundTrackParameters params,
           Acts::GeometryContext geoCtxt) const;

  void setVerbosity(int verbosity) {m_verbosity = verbosity;}

  void printMatrix(const std::string &message, Acts::BoundSymMatrix matrix) const;

  void calculateDCA(const Acts::BoundTrackParameters param,
        Acts::Vector3D vertex,
        Acts::BoundSymMatrix cov,
        Acts::GeometryContext geoCtxt,
        float &dca3Dxy,
        float &dca3Dz,
        float &dca3DxyCov,
        float &dca3DzCov) const;

  void fillSvtxTrackStates(const Trajectory& traj, 
         const size_t &trackTip,
         SvtxTrack *svtxTrack,
         Acts::GeometryContext geoContext) const;
  
  Acts::Vector3F getGlobalPositionF(TrkrCluster* cluster,
            ActsSurfaceMaps* surfMaps,
            ActsTrackingGeometry *tGeometry) const;
  Acts::Vector3D getGlobalPosition(TrkrCluster* cluster,
           ActsSurfaceMaps* surfMaps,
           ActsTrackingGeometry *tGeometry) const;
  Surface getSurface(TrkrCluster* cluster,
         ActsSurfaceMaps* surfMaps) const;
  
 private:
  int m_verbosity = 0;

  Surface getSiliconSurface(TrkrDefs::hitsetkey hitsetkey,
          ActsSurfaceMaps *maps) const;
  Surface getTpcSurface(TrkrDefs::hitsetkey hitsetkey,
      TrkrDefs::subsurfkey surfkey,
      ActsSurfaceMaps *maps) const;
  Surface getMMSurface(TrkrDefs::hitsetkey hitsetkey,
           ActsSurfaceMaps *maps) const;
  

};


#endif