Program Listing for File goal_updated_condition.hpp

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// Copyright (c) 2020 Aitor Miguel Blanco
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#ifndef NAV2_BEHAVIOR_TREE__PLUGINS__CONDITION__GOAL_UPDATED_CONDITION_HPP_
#define NAV2_BEHAVIOR_TREE__PLUGINS__CONDITION__GOAL_UPDATED_CONDITION_HPP_

#include <string>
#include <vector>

#include "behaviortree_cpp/condition_node.h"
#include "geometry_msgs/msg/pose_stamped.hpp"

namespace nav2_behavior_tree
{

class GoalUpdatedCondition : public BT::ConditionNode
{
public:
  GoalUpdatedCondition(
    const std::string & condition_name,
    const BT::NodeConfiguration & conf);

  GoalUpdatedCondition() = delete;

  BT::NodeStatus tick() override;

  static BT::PortsList providedPorts()
  {
    return {
      BT::InputPort<std::vector<geometry_msgs::msg::PoseStamped>>(
        "goals", "Vector of navigation goals"),
      BT::InputPort<geometry_msgs::msg::PoseStamped>(
        "goal", "Navigation goal"),
    };
  }

private:
  geometry_msgs::msg::PoseStamped goal_;
  std::vector<geometry_msgs::msg::PoseStamped> goals_;
};

}  // namespace nav2_behavior_tree

#endif  // NAV2_BEHAVIOR_TREE__PLUGINS__CONDITION__GOAL_UPDATED_CONDITION_HPP_