add humble-navigation2
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/*
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* Software License Agreement (BSD License)
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*
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* Copyright (c) 2017, Locus Robotics
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <memory>
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#include <string>
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#include <limits>
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#include <vector>
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#include "nav2_controller/plugins/simple_goal_checker.hpp"
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#include "pluginlib/class_list_macros.hpp"
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#include "angles/angles.h"
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#include "nav2_util/node_utils.hpp"
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#include "nav2_util/geometry_utils.hpp"
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wpedantic"
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#include "tf2/utils.h"
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#pragma GCC diagnostic pop
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using rcl_interfaces::msg::ParameterType;
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using std::placeholders::_1;
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namespace nav2_controller
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{
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SimpleGoalChecker::SimpleGoalChecker()
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: xy_goal_tolerance_(0.25),
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yaw_goal_tolerance_(0.25),
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stateful_(true),
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check_xy_(true),
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xy_goal_tolerance_sq_(0.0625)
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{
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}
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void SimpleGoalChecker::initialize(
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const rclcpp_lifecycle::LifecycleNode::WeakPtr & parent,
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const std::string & plugin_name,
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const std::shared_ptr<nav2_costmap_2d::Costmap2DROS>/*costmap_ros*/)
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{
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plugin_name_ = plugin_name;
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auto node = parent.lock();
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nav2_util::declare_parameter_if_not_declared(
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node,
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plugin_name + ".xy_goal_tolerance", rclcpp::ParameterValue(0.25));
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nav2_util::declare_parameter_if_not_declared(
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node,
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plugin_name + ".yaw_goal_tolerance", rclcpp::ParameterValue(0.25));
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nav2_util::declare_parameter_if_not_declared(
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node,
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plugin_name + ".stateful", rclcpp::ParameterValue(true));
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node->get_parameter(plugin_name + ".xy_goal_tolerance", xy_goal_tolerance_);
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node->get_parameter(plugin_name + ".yaw_goal_tolerance", yaw_goal_tolerance_);
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node->get_parameter(plugin_name + ".stateful", stateful_);
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xy_goal_tolerance_sq_ = xy_goal_tolerance_ * xy_goal_tolerance_;
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// Add callback for dynamic parameters
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dyn_params_handler_ = node->add_on_set_parameters_callback(
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std::bind(&SimpleGoalChecker::dynamicParametersCallback, this, _1));
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}
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void SimpleGoalChecker::reset()
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{
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check_xy_ = true;
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}
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bool SimpleGoalChecker::isGoalReached(
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const geometry_msgs::msg::Pose & query_pose, const geometry_msgs::msg::Pose & goal_pose,
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const geometry_msgs::msg::Twist &)
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{
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if (check_xy_) {
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double dx = query_pose.position.x - goal_pose.position.x,
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dy = query_pose.position.y - goal_pose.position.y;
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if (dx * dx + dy * dy > xy_goal_tolerance_sq_) {
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return false;
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}
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// We are within the window
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// If we are stateful, change the state.
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if (stateful_) {
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check_xy_ = false;
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}
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}
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double dyaw = angles::shortest_angular_distance(
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tf2::getYaw(query_pose.orientation),
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tf2::getYaw(goal_pose.orientation));
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return fabs(dyaw) < yaw_goal_tolerance_;
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}
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bool SimpleGoalChecker::getTolerances(
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geometry_msgs::msg::Pose & pose_tolerance,
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geometry_msgs::msg::Twist & vel_tolerance)
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{
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double invalid_field = std::numeric_limits<double>::lowest();
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pose_tolerance.position.x = xy_goal_tolerance_;
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pose_tolerance.position.y = xy_goal_tolerance_;
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pose_tolerance.position.z = invalid_field;
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pose_tolerance.orientation =
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nav2_util::geometry_utils::orientationAroundZAxis(yaw_goal_tolerance_);
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vel_tolerance.linear.x = invalid_field;
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vel_tolerance.linear.y = invalid_field;
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vel_tolerance.linear.z = invalid_field;
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vel_tolerance.angular.x = invalid_field;
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vel_tolerance.angular.y = invalid_field;
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vel_tolerance.angular.z = invalid_field;
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return true;
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}
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rcl_interfaces::msg::SetParametersResult
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SimpleGoalChecker::dynamicParametersCallback(std::vector<rclcpp::Parameter> parameters)
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{
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rcl_interfaces::msg::SetParametersResult result;
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for (auto & parameter : parameters) {
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const auto & type = parameter.get_type();
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const auto & name = parameter.get_name();
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if (type == ParameterType::PARAMETER_DOUBLE) {
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if (name == plugin_name_ + ".xy_goal_tolerance") {
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xy_goal_tolerance_ = parameter.as_double();
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xy_goal_tolerance_sq_ = xy_goal_tolerance_ * xy_goal_tolerance_;
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} else if (name == plugin_name_ + ".yaw_goal_tolerance") {
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yaw_goal_tolerance_ = parameter.as_double();
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}
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} else if (type == ParameterType::PARAMETER_BOOL) {
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if (name == plugin_name_ + ".stateful") {
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stateful_ = parameter.as_bool();
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}
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}
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}
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result.successful = true;
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return result;
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}
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} // namespace nav2_controller
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PLUGINLIB_EXPORT_CLASS(nav2_controller::SimpleGoalChecker, nav2_core::GoalChecker)
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