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agv_pro_ros2/navigation2/nav2_graceful_controller/src/parameter_handler.cpp
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2025-05-27 19:03:40 +08:00

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// Copyright (c) 2023 Alberto J. Tudela Roldán
//
// 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.
#include <algorithm>
#include <string>
#include <limits>
#include <memory>
#include <vector>
#include <utility>
#include "nav2_graceful_controller/parameter_handler.hpp"
namespace nav2_graceful_controller
{
using nav2_util::declare_parameter_if_not_declared;
using rcl_interfaces::msg::ParameterType;
ParameterHandler::ParameterHandler(
rclcpp_lifecycle::LifecycleNode::SharedPtr node, std::string & plugin_name,
rclcpp::Logger & logger, const double costmap_size_x)
{
plugin_name_ = plugin_name;
logger_ = logger;
declare_parameter_if_not_declared(
node, plugin_name_ + ".transform_tolerance", rclcpp::ParameterValue(0.1));
declare_parameter_if_not_declared(
node, plugin_name_ + ".motion_target_dist", rclcpp::ParameterValue(0.6));
declare_parameter_if_not_declared(
node, plugin_name_ + ".max_robot_pose_search_dist",
rclcpp::ParameterValue(costmap_size_x / 2.0));
declare_parameter_if_not_declared(node, plugin_name_ + ".k_phi", rclcpp::ParameterValue(3.0));
declare_parameter_if_not_declared(node, plugin_name_ + ".k_delta", rclcpp::ParameterValue(2.0));
declare_parameter_if_not_declared(node, plugin_name_ + ".beta", rclcpp::ParameterValue(0.2));
declare_parameter_if_not_declared(node, plugin_name_ + ".lambda", rclcpp::ParameterValue(2.0));
declare_parameter_if_not_declared(
node, plugin_name_ + ".v_linear_min", rclcpp::ParameterValue(0.1));
declare_parameter_if_not_declared(
node, plugin_name_ + ".v_linear_max", rclcpp::ParameterValue(0.5));
declare_parameter_if_not_declared(
node, plugin_name_ + ".v_angular_max", rclcpp::ParameterValue(1.0));
declare_parameter_if_not_declared(
node, plugin_name_ + ".slowdown_radius", rclcpp::ParameterValue(1.5));
declare_parameter_if_not_declared(
node, plugin_name_ + ".initial_rotation", rclcpp::ParameterValue(true));
declare_parameter_if_not_declared(
node, plugin_name_ + ".initial_rotation_min_angle", rclcpp::ParameterValue(0.75));
declare_parameter_if_not_declared(
node, plugin_name_ + ".final_rotation", rclcpp::ParameterValue(true));
declare_parameter_if_not_declared(
node, plugin_name_ + ".rotation_scaling_factor", rclcpp::ParameterValue(0.5));
declare_parameter_if_not_declared(
node, plugin_name_ + ".allow_backward", rclcpp::ParameterValue(false));
node->get_parameter(plugin_name_ + ".transform_tolerance", params_.transform_tolerance);
node->get_parameter(plugin_name_ + ".motion_target_dist", params_.motion_target_dist);
node->get_parameter(
plugin_name_ + ".max_robot_pose_search_dist", params_.max_robot_pose_search_dist);
if (params_.max_robot_pose_search_dist < 0.0) {
RCLCPP_WARN(
logger_, "Max robot search distance is negative, setting to max to search"
" every point on path for the closest value.");
params_.max_robot_pose_search_dist = std::numeric_limits<double>::max();
}
node->get_parameter(plugin_name_ + ".k_phi", params_.k_phi);
node->get_parameter(plugin_name_ + ".k_delta", params_.k_delta);
node->get_parameter(plugin_name_ + ".beta", params_.beta);
node->get_parameter(plugin_name_ + ".lambda", params_.lambda);
node->get_parameter(plugin_name_ + ".v_linear_min", params_.v_linear_min);
node->get_parameter(plugin_name_ + ".v_linear_max", params_.v_linear_max);
params_.v_linear_max_initial = params_.v_linear_max;
node->get_parameter(plugin_name_ + ".v_angular_max", params_.v_angular_max);
params_.v_angular_max_initial = params_.v_angular_max;
node->get_parameter(plugin_name_ + ".slowdown_radius", params_.slowdown_radius);
node->get_parameter(plugin_name_ + ".initial_rotation", params_.initial_rotation);
node->get_parameter(
plugin_name_ + ".initial_rotation_min_angle", params_.initial_rotation_min_angle);
node->get_parameter(plugin_name_ + ".final_rotation", params_.final_rotation);
node->get_parameter(plugin_name_ + ".rotation_scaling_factor", params_.rotation_scaling_factor);
node->get_parameter(plugin_name_ + ".allow_backward", params_.allow_backward);
if (params_.initial_rotation && params_.allow_backward) {
RCLCPP_WARN(
logger_, "Initial rotation and allow backward parameters are both true, "
"setting allow backward to false.");
params_.allow_backward = false;
}
dyn_params_handler_ = node->add_on_set_parameters_callback(
std::bind(&ParameterHandler::dynamicParametersCallback, this, std::placeholders::_1));
}
rcl_interfaces::msg::SetParametersResult
ParameterHandler::dynamicParametersCallback(std::vector<rclcpp::Parameter> parameters)
{
rcl_interfaces::msg::SetParametersResult result;
std::lock_guard<std::mutex> lock_reinit(mutex_);
for (auto parameter : parameters) {
const auto & type = parameter.get_type();
const auto & name = parameter.get_name();
if (type == ParameterType::PARAMETER_DOUBLE) {
if (name == plugin_name_ + ".transform_tolerance") {
params_.transform_tolerance = parameter.as_double();
} else if (name == plugin_name_ + ".motion_target_dist") {
params_.motion_target_dist = parameter.as_double();
} else if (name == plugin_name_ + ".k_phi") {
params_.k_phi = parameter.as_double();
} else if (name == plugin_name_ + ".k_delta") {
params_.k_delta = parameter.as_double();
} else if (name == plugin_name_ + ".beta") {
params_.beta = parameter.as_double();
} else if (name == plugin_name_ + ".lambda") {
params_.lambda = parameter.as_double();
} else if (name == plugin_name_ + ".v_linear_min") {
params_.v_linear_min = parameter.as_double();
} else if (name == plugin_name_ + ".v_linear_max") {
params_.v_linear_max = parameter.as_double();
params_.v_linear_max_initial = params_.v_linear_max;
} else if (name == plugin_name_ + ".v_angular_max") {
params_.v_angular_max = parameter.as_double();
params_.v_angular_max_initial = params_.v_angular_max;
} else if (name == plugin_name_ + ".slowdown_radius") {
params_.slowdown_radius = parameter.as_double();
} else if (name == plugin_name_ + ".initial_rotation_min_angle") {
params_.initial_rotation_min_angle = parameter.as_double();
} else if (name == plugin_name_ + ".rotation_scaling_factor") {
params_.rotation_scaling_factor = parameter.as_double();
}
} else if (type == ParameterType::PARAMETER_BOOL) {
if (name == plugin_name_ + ".initial_rotation") {
if (parameter.as_bool() && params_.allow_backward) {
RCLCPP_WARN(
logger_, "Initial rotation and allow backward parameters are both true, "
"rejecting parameter change.");
continue;
}
params_.initial_rotation = parameter.as_bool();
} else if (name == plugin_name_ + ".final_rotation") {
params_.final_rotation = parameter.as_bool();
} else if (name == plugin_name_ + ".allow_backward") {
if (params_.initial_rotation && parameter.as_bool()) {
RCLCPP_WARN(
logger_, "Initial rotation and allow backward parameters are both true, "
"rejecting parameter change.");
continue;
}
params_.allow_backward = parameter.as_bool();
}
}
}
result.successful = true;
return result;
}
} // namespace nav2_graceful_controller