Cluster.h

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// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
// This software is distributed under the terms of the GNU General Public
// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
//
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
 
#ifndef TRACKINGITSU_INCLUDE_CACLUSTER_H_
#define TRACKINGITSU_INCLUDE_CACLUSTER_H_
 
#include "GPUCommonRtypes.h"
#include "GPUCommonArray.h"
 
namespace o2::its
{
 
template <int>
class IndexTableUtils;
 
struct Cluster final {
  GPUhdDefault() Cluster() = default;
  GPUhd() Cluster(const float x, const float y, const float z, const int idx);
  template <int nLayers>
  GPUhd() Cluster(const int, const IndexTableUtils<nLayers>& utils, const Cluster&);
  template <int nLayers>
  GPUhd() Cluster(const int, const float3&, const IndexTableUtils<nLayers>& utils, const Cluster&);
  GPUhdDefault() Cluster(const Cluster&) = default;
  GPUhdDefault() Cluster(Cluster&&) noexcept = default;
  GPUhdDefault() ~Cluster() = default;
 
  GPUhdDefault() Cluster& operator=(const Cluster&) = default;
  GPUhdDefault() Cluster& operator=(Cluster&&) noexcept = default;
  GPUhdDefault() bool operator==(const Cluster&) const = default;
 
  GPUhd() void print() const;
 
  float xCoordinate{-999.f};
  float yCoordinate{-999.f};
  float zCoordinate{-999.f};
  float phi{-999.f};
  float radius{-999.f};
  int clusterId{-1};
  int indexTableBinIndex{-1};
 
  ClassDefNV(Cluster, 1);
};
 
struct TrackingFrameInfo final {
  GPUhdDefault() TrackingFrameInfo() = default;
  GPUhd() TrackingFrameInfo(float x, float y, float z, float xTF, float alpha, std::array<float, 2>&& posTF, std::array<float, 3>&& covTF);
  GPUhdDefault() TrackingFrameInfo(const TrackingFrameInfo&) = default;
  GPUhdDefault() TrackingFrameInfo(TrackingFrameInfo&&) noexcept = default;
  GPUhdDefault() ~TrackingFrameInfo() = default;
 
  GPUhdDefault() TrackingFrameInfo& operator=(const TrackingFrameInfo&) = default;
  GPUhdDefault() TrackingFrameInfo& operator=(TrackingFrameInfo&&) = default;
 
  GPUhd() void print() const;
 
  float xCoordinate{-999.f};
  float yCoordinate{-999.f};
  float zCoordinate{-999.f};
  float xTrackingFrame{-999.f};
  float alphaTrackingFrame{-999.f};
  std::array<float, 2> positionTrackingFrame = {-1., -1.};
  std::array<float, 3> covarianceTrackingFrame = {999., 999., 999.};
 
  ClassDefNV(TrackingFrameInfo, 1);
};
 
} // namespace o2::its
 
#endif /* TRACKINGITSU_INCLUDE_CACLUSTER_H_ */