navigation_config.hpp

// This file is part of the ACTS project.
//
// Copyright (C) 2016 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 https://mozilla.org/MPL/2.0/.
 
#pragma once
 
// Project include(s)
#include "detray/definitions/detail/qualifiers.hpp"
#include "detray/definitions/indexing.hpp"
#include "detray/definitions/units.hpp"
#include "detray/navigation/accelerators/search_window.hpp"
#include "detray/navigation/intersection/intersection_config.hpp"
 
// System include(s)
#include <ostream>
 
namespace detray::navigation {

struct config {
  intersection::config intersection{};
  detray::search_window<dindex, 2> search_window = {0u, 0u};
 
  // Actor configuration

  float accumulated_error{0.001f};
  int n_scattering_stddev{3};
  bool estimate_scattering_noise{false};

  DETRAY_HOST
  friend std::ostream& operator<<(std::ostream& out, const config& cfg) {
    out << cfg.intersection
        << "  Search window         : " << cfg.search_window[0] << " x "
        << cfg.search_window[1] << "\n";
 
    if (cfg.estimate_scattering_noise) {
      out << "Actor configuration:\n"
          << "  Accumulated error     : " << cfg.accumulated_error * 100.f
          << " %\n"
          << "  No. scattering stddev : " << cfg.n_scattering_stddev << "\n";
    }
 
    return out;
  }
};
}  // namespace detray::navigation