rgbled.hpp 2.95 KB
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#pragma once

#include <uORB/topics/actuator_armed.h>

#include <uavcan/uavcan.hpp>
#include <uavcan/equipment/indication/LightsCommand.hpp>

#include <lib/led/led.h>
#include <px4_platform_common/module_params.h>

class UavcanRGBController : public ModuleParams
{
public:
	UavcanRGBController(uavcan::INode &node);
	~UavcanRGBController() = default;

	// setup periodic updater
	int init();

private:
	// Max update rate to avoid exessive bus traffic
	static constexpr unsigned MAX_RATE_HZ = 20;

	void periodic_update(const uavcan::TimerEvent &);

	uavcan::equipment::indication::RGB565 brightness_to_rgb565(uint8_t brightness);

	typedef uavcan::MethodBinder<UavcanRGBController *, void (UavcanRGBController::*)(const uavcan::TimerEvent &)>
	TimerCbBinder;

	uavcan::INode &_node;
	uavcan::Publisher<uavcan::equipment::indication::LightsCommand> _uavcan_pub_lights_cmd;
	uavcan::TimerEventForwarder<TimerCbBinder> _timer;

	uORB::Subscription _armed_sub{ORB_ID(actuator_armed)};

	LedController _led_controller;

	DEFINE_PARAMETERS(
		(ParamInt<px4::params::UAVCAN_LGT_ANTCL>) _param_mode_anti_col,
		(ParamInt<px4::params::UAVCAN_LGT_STROB>) _param_mode_strobe,
		(ParamInt<px4::params::UAVCAN_LGT_NAV>) _param_mode_nav,
		(ParamInt<px4::params::UAVCAN_LGT_LAND>) _param_mode_land
	)
};