qos_parameters.hpp File Reference

#include <algorithm>
#include <array>
#include <functional>
#include <initializer_list>
#include <map>
#include <string>
#include <type_traits>
#include <vector>
#include "rcl_interfaces/msg/parameter_descriptor.hpp"
#include "rcpputils/pointer_traits.hpp"
#include "rmw/qos_string_conversions.h"
#include "rclcpp/duration.hpp"
#include "rclcpp/node_interfaces/get_node_parameters_interface.hpp"
#include "rclcpp/node_interfaces/node_parameters_interface.hpp"
#include "rclcpp/qos_overriding_options.hpp"

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Classes
struct	rclcpp::detail::PublisherQosParametersTraits
struct	rclcpp::detail::SubscriptionQosParametersTraits

Namespaces
	rclcpp
	This header provides the get_node_base_interface() template function.
	rclcpp::detail

Macros
#define	RCLCPP_DETAIL_APPLY_QOS_OVERRIDE_FROM_PARAMETER_STRING(kind_lower, kind_upper, parameter_value, rclcpp_qos)

Functions
inline ::rclcpp::ParameterValue	rclcpp::detail::get_default_qos_param_value (rclcpp::QosPolicyKind policy, const rclcpp::QoS &qos)
void	rclcpp::detail::apply_qos_override (rclcpp::QosPolicyKind policy, rclcpp::ParameterValue value, rclcpp::QoS &qos)
rclcpp::ParameterValue	rclcpp::detail::declare_parameter_or_get (rclcpp::node_interfaces::NodeParametersInterface &parameters_interface, const std::string &param_name, rclcpp::ParameterValue param_value, rcl_interfaces::msg::ParameterDescriptor descriptor)
template<typename NodeT , typename EntityQosParametersTraits >
std::enable_if_t< rclcpp::node_interfaces::has_node_parameters_interface< decltype(std::declval< typename rcpputils::remove_pointer< NodeT >::type >))>::value||std::is_same< typename std::decay_t< NodeT >, rclcpp::node_interfaces::NodeParametersInterface::SharedPtr >::value, rclcpp::QoS >	rclcpp::detail::declare_qos_parameters (const ::rclcpp::QosOverridingOptions &options, NodeT &node, const std::string &topic_name, const ::rclcpp::QoS &default_qos, EntityQosParametersTraits)
int64_t	rclcpp::detail::rmw_duration_to_int64_t (rmw_time_t rmw_duration)
	Convert rmw_time_t to int64_t that can be used as a parameter value. More...
const char *	rclcpp::detail::check_if_stringified_policy_is_null (const char *policy_value_stringified, QosPolicyKind kind)

Macro Definition Documentation

RCLCPP_DETAIL_APPLY_QOS_OVERRIDE_FROM_PARAMETER_STRING

#define RCLCPP_DETAIL_APPLY_QOS_OVERRIDE_FROM_PARAMETER_STRING	(		kind_lower,
			kind_upper,
			parameter_value,
			rclcpp_qos
	)

Value:

  do { \
    auto policy_string = (parameter_value).get<std::string>(); \
    auto policy_value = rmw_qos_ ## kind_lower ## _policy_from_str(policy_string.c_str()); \
    if (RMW_QOS_POLICY_ ## kind_upper ## _UNKNOWN == policy_value) { \
      throw std::invalid_argument{"unknown QoS policy " #kind_lower " value: " + policy_string}; \
    } \
    ((rclcpp_qos).kind_lower)(policy_value); \
  } while (0)