HelloRandomAlgorithm.hpp

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// This file is part of the Acts project.
//
// Copyright (C) 2017-2019 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 <array>
#include <memory>
#include <string>

#include "ACTFW/Framework/BareAlgorithm.hpp"
#include "ACTFW/Framework/RandomNumbers.hpp"

namespace FW {

class HelloRandomAlgorithm : public FW::BareAlgorithm {
 public:
  struct Config {
    std::shared_ptr<FW::RandomNumbers> randomNumbers = nullptr;
    std::array<double, 2> gaussParameters = {{0., 1.}};
    std::array<double, 2> uniformParameters = {{0., 1.}};
    std::array<double, 2> gammaParameters = {{0., 1.}};
    int poissonParameter = 40;
    size_t drawsPerEvent = 0;
    std::string output;
  };

  HelloRandomAlgorithm(const Config& cnf,
                       Acts::Logging::Level level = Acts::Logging::INFO);

  // Generate random numbers from various distributions.
  FW::ProcessCode execute(const AlgorithmContext& ctx) const final override;

 private:
  Config m_cfg;
};

}  // namespace FW