rmt.hpp

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//
// Created by spak on 5/28/21.
//
 
#ifndef NEO_RMT_HPP
#define NEO_RMT_HPP
 
#include <cstdint>
#include <driver/rmt_types_legacy.h>
#include <driver/rmt.h>
#include <utility>
 
namespace neo {
 
    enum struct controller {
        ws2811_400khz,
        ws2812_800khz
    };
 
    [[nodiscard]] const char *to_string(controller c);
 
    class rmt_manager;
 
    [[nodiscard]] rmt_config_t make_rmt_config(rmt_channel_t channel, gpio_num_t gpio);
 
    [[nodiscard]] std::pair<rmt_item32_t, rmt_item32_t> make_zero_one(rmt_manager const &manager, controller chip, bool inverted = false);
 
    class rmt_manager {
        rmt_channel_t _channel = RMT_CHANNEL_MAX;
        bool _manage_driver = false;
 
    public:
        rmt_manager() = default;
        rmt_manager(rmt_config_t config, bool manage_driver);
        rmt_manager(rmt_manager const &) = delete;
        rmt_manager &operator=(rmt_manager const &) = delete;
        rmt_manager(rmt_manager &&other) noexcept;
        rmt_manager &operator=(rmt_manager &&other) noexcept;
 
        [[nodiscard]] inline operator rmt_channel_t() const;
 
        [[nodiscard]] std::uint32_t get_clock_hertz() const;
 
        ~rmt_manager();
    };
 
}// namespace neo
 
namespace neo {
 
    rmt_manager::operator rmt_channel_t() const {
        return _channel;
    }
 
}// namespace neo
 
#endif//NEO_RMT_HPP