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// Copyright 2018 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <functional>
#include <memory>
#include <mutex>
#include <optional>
#include <string>
#include <thread>
#include <tuple>
#include "common/common_types.h"
#include "common/param_package.h"
#include "common/thread.h"
#include "common/threadsafe_queue.h"
#include "common/vector_math.h"
#include "core/frontend/input.h"
#include "input_common/motion_input.h"
namespace InputCommon::CemuhookUDP {
constexpr u16 DEFAULT_PORT = 26760;
constexpr char DEFAULT_ADDR[] = "127.0.0.1";
class Socket;
namespace Response {
struct PadData;
struct PortInfo;
struct Version;
} // namespace Response
enum class PadMotion {
GyroX,
GyroY,
GyroZ,
AccX,
AccY,
AccZ,
Undefined,
};
enum class PadTouch {
Click,
Undefined,
};
struct UDPPadStatus {
PadTouch touch{PadTouch::Undefined};
PadMotion motion{PadMotion::Undefined};
f32 motion_value{0.0f};
};
struct DeviceStatus {
std::mutex update_mutex;
Input::MotionStatus motion_status;
std::tuple<float, float, bool> touch_status;
// calibration data for scaling the device's touch area to 3ds
struct CalibrationData {
u16 min_x{};
u16 min_y{};
u16 max_x{};
u16 max_y{};
};
std::optional<CalibrationData> touch_calibration;
};
class Client {
public:
// Initialize the UDP client capture and read sequence
Client();
// Close and release the client
~Client();
// Used for polling
void BeginConfiguration();
void EndConfiguration();
std::vector<Common::ParamPackage> GetInputDevices() const;
bool DeviceConnected(std::size_t pad) const;
void ReloadUDPClient();
void ReloadSocket(const std::string& host = "127.0.0.1", u16 port = 26760,
std::size_t pad_index = 0, u32 client_id = 24872);
std::array<Common::SPSCQueue<UDPPadStatus>, 4>& GetPadQueue();
const std::array<Common::SPSCQueue<UDPPadStatus>, 4>& GetPadQueue() const;
DeviceStatus& GetPadState(std::size_t pad);
const DeviceStatus& GetPadState(std::size_t pad) const;
private:
struct ClientData {
std::unique_ptr<Socket> socket;
DeviceStatus status;
std::thread thread;
u64 packet_sequence = 0;
u8 active = 0;
// Realtime values
// motion is initalized with PID values for drift correction on joycons
InputCommon::MotionInput motion{0.3f, 0.005f, 0.0f};
std::chrono::time_point<std::chrono::system_clock> last_motion_update;
};
// For shutting down, clear all data, join all threads, release usb
void Reset();
void OnVersion(Response::Version);
void OnPortInfo(Response::PortInfo);
void OnPadData(Response::PadData);
void StartCommunication(std::size_t client, const std::string& host, u16 port,
std::size_t pad_index, u32 client_id);
void UpdateYuzuSettings(std::size_t client, const Common::Vec3<float>& acc,
const Common::Vec3<float>& gyro, bool touch);
bool configuring = false;
std::array<ClientData, 4> clients;
std::array<Common::SPSCQueue<UDPPadStatus>, 4> pad_queue;
};
/// An async job allowing configuration of the touchpad calibration.
class CalibrationConfigurationJob {
public:
enum class Status {
Initialized,
Ready,
Stage1Completed,
Completed,
};
/**
* Constructs and starts the job with the specified parameter.
*
* @param status_callback Callback for job status updates
* @param data_callback Called when calibration data is ready
*/
explicit CalibrationConfigurationJob(const std::string& host, u16 port, std::size_t pad_index,
u32 client_id, std::function<void(Status)> status_callback,
std::function<void(u16, u16, u16, u16)> data_callback);
~CalibrationConfigurationJob();
void Stop();
private:
Common::Event complete_event;
};
void TestCommunication(const std::string& host, u16 port, std::size_t pad_index, u32 client_id,
const std::function<void()>& success_callback,
const std::function<void()>& failure_callback);
} // namespace InputCommon::CemuhookUDP
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