Seedfinder.hpp

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// This file is part of the Acts project.
//
// Copyright (C) 2018 CERN for the benefit of the Acts project
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.

#pragma once

#include "Acts/Seeding/InternalSeed.hpp"
#include "Acts/Seeding/InternalSpacePoint.hpp"
#include "Acts/Seeding/SeedfinderConfig.hpp"

#include <array>
#include <list>
#include <map>
#include <memory>
#include <set>
#include <string>
#include <utility>
#include <vector>

namespace Acts {
struct LinCircle {
  float Zo;
  float cotTheta;
  float iDeltaR;
  float Er;
  float U;
  float V;
};
template <typename external_spacepoint_t, typename platform_t = void*>
class Seedfinder {
  // Public methods:

 public:
  Seedfinder(Acts::SeedfinderConfig<external_spacepoint_t> config);
  ~Seedfinder() = default;
  Seedfinder() = delete;
  Seedfinder(const Seedfinder<external_spacepoint_t, platform_t>&) = delete;
  Seedfinder<external_spacepoint_t, platform_t>& operator=(
      const Seedfinder<external_spacepoint_t, platform_t>&) = delete;

  template <typename sp_range_t>
  std::vector<Seed<external_spacepoint_t>> createSeedsForGroup(
      sp_range_t bottomSPs, sp_range_t middleSPs, sp_range_t topSPs) const;

 private:
  void transformCoordinates(
      std::vector<const InternalSpacePoint<external_spacepoint_t>*>& vec,
      const InternalSpacePoint<external_spacepoint_t>& spM, bool bottom,
      std::vector<LinCircle>& linCircleVec) const;

  Acts::SeedfinderConfig<external_spacepoint_t> m_config;
};

}  // namespace Acts

#include "Acts/Seeding/Seedfinder.ipp"