FindTriplets.hpp

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// This file is part of the Acts project.
//
// Copyright (C) 2020 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

// CUDA plugin include(s).
#include "Acts/Plugins/Cuda/Seeding2/Details/Types.hpp"
#include "Acts/Plugins/Cuda/Utilities/Arrays.hpp"

// System include(s).
#include <cstddef>
#include <vector>

namespace Acts {

// Forward declaration(s).
struct SeedFilterConfig;

namespace Cuda {

// Forward declaration(s).
struct TripletFilterConfig;

namespace Details {

std::vector<std::vector<Triplet> > findTriplets(
    std::size_t maxBlockSize, const DubletCounts& dubletCounts,
    const SeedFilterConfig& seedConfig, const TripletFilterConfig& filterConfig,
    std::size_t nBottomSPs, const device_array<SpacePoint>& bottomSPs,
    std::size_t nMiddleSPs, const device_array<SpacePoint>& middleSPs,
    std::size_t nTopSPs, const device_array<SpacePoint>& topSPs,
    const device_array<unsigned int>& middleBottomCounts,
    const device_array<std::size_t>& middleBottomDublets,
    const device_array<unsigned int>& middleTopCounts,
    const device_array<std::size_t>& middleTopDublets,
    float maxScatteringAngle2, float sigmaScattering, float minHelixDiameter2,
    float pT2perRadius, float impactMax);

}  // namespace Details
}  // namespace Cuda
}  // namespace Acts