parallel_node.h

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/* Copyright (C) 2015-2018 Michele Colledanchise -  All Rights Reserved
 * Copyright (C) 2018-2019 Davide Faconti, Eurecat -  All Rights Reserved
*
*   Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"),
*   to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
*   and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
*   The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
*
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*/

#ifndef PARALLEL_NODE_H
#define PARALLEL_NODE_H

#include <set>
#include "behaviortree_cpp/control_node.h"

namespace BT
{

class ParallelNode : public ControlNode
{
  public:

    ParallelNode(const std::string& name, unsigned threshold);

    ParallelNode(const std::string& name, const NodeConfiguration& config);

    static PortsList providedPorts()
    {
        return { InputPort<unsigned>(THRESHOLD_KEY) };
    }

    ~ParallelNode() = default;

    virtual void halt() override;

    unsigned int thresholdM();
    void setThresholdM(unsigned int threshold_M);

  private:
    unsigned int threshold_;

    std::set<int> skip_list_;

    bool read_parameter_from_ports_;
    static constexpr const char* THRESHOLD_KEY = "threshold";

    virtual BT::NodeStatus tick() override;
};

}
#endif   // PARALLEL_NODE_H