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// SPDX-FileCopyrightText: 2018 Citra Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <optional>
#include "common/common_types.h"
#include "common/thread.h"
#include "input_common/input_engine.h"
namespace InputCommon::CemuhookUDP {
class Socket;
namespace Response {
enum class Battery : u8;
struct PadData;
struct PortInfo;
struct TouchPad;
struct Version;
} // namespace Response
enum class PadTouch {
Click,
Undefined,
};
struct UDPPadStatus {
std::string host{"127.0.0.1"};
u16 port{26760};
std::size_t pad_index{};
};
struct DeviceStatus {
std::mutex update_mutex;
// 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;
};
/**
* A button device factory representing a keyboard. It receives keyboard events and forward them
* to all button devices it created.
*/
class UDPClient final : public InputEngine {
public:
explicit UDPClient(std::string input_engine_);
~UDPClient() override;
void ReloadSockets();
/// Used for automapping features
std::vector<Common::ParamPackage> GetInputDevices() const override;
ButtonMapping GetButtonMappingForDevice(const Common::ParamPackage& params) override;
AnalogMapping GetAnalogMappingForDevice(const Common::ParamPackage& params) override;
MotionMapping GetMotionMappingForDevice(const Common::ParamPackage& params) override;
Common::Input::ButtonNames GetUIName(const Common::ParamPackage& params) const override;
bool IsStickInverted(const Common::ParamPackage& params) override;
private:
enum class PadButton {
Undefined = 0x0000,
Share = 0x0001,
L3 = 0x0002,
R3 = 0x0004,
Options = 0x0008,
Up = 0x0010,
Right = 0x0020,
Down = 0x0040,
Left = 0x0080,
L2 = 0x0100,
R2 = 0x0200,
L1 = 0x0400,
R1 = 0x0800,
Triangle = 0x1000,
Circle = 0x2000,
Cross = 0x4000,
Square = 0x8000,
Touch1 = 0x10000,
Touch2 = 0x20000,
Home = 0x40000,
TouchHardPress = 0x80000,
};
enum class PadAxes : u8 {
LeftStickX,
LeftStickY,
RightStickX,
RightStickY,
AnalogLeft,
AnalogDown,
AnalogRight,
AnalogUp,
AnalogSquare,
AnalogCross,
AnalogCircle,
AnalogTriangle,
AnalogR1,
AnalogL1,
AnalogR2,
AnalogL3,
AnalogR3,
Touch1X,
Touch1Y,
Touch2X,
Touch2Y,
Undefined,
};
struct PadData {
std::size_t pad_index{};
bool connected{};
DeviceStatus status;
u64 packet_sequence{};
std::chrono::time_point<std::chrono::steady_clock> last_update;
};
struct ClientConnection {
ClientConnection();
~ClientConnection();
Common::UUID uuid{"00000000-0000-0000-0000-00007F000001"};
std::string host{"127.0.0.1"};
u16 port{26760};
s8 active{-1};
std::unique_ptr<Socket> socket;
std::thread thread;
};
// For shutting down, clear all data, join all threads, release usb
void Reset();
// Translates configuration to client number
std::size_t GetClientNumber(std::string_view host, u16 port) const;
// Translates UDP battery level to input engine battery level
Common::Input::BatteryLevel GetBatteryLevel(Response::Battery battery) const;
void OnVersion(Response::Version);
void OnPortInfo(Response::PortInfo);
void OnPadData(Response::PadData, std::size_t client);
void StartCommunication(std::size_t client, const std::string& host, u16 port);
PadIdentifier GetPadIdentifier(std::size_t pad_index) const;
Common::UUID GetHostUUID(const std::string& host) const;
Common::Input::ButtonNames GetUIButtonName(const Common::ParamPackage& params) const;
// Allocate clients for 8 udp servers
static constexpr std::size_t MAX_UDP_CLIENTS = 8;
static constexpr std::size_t PADS_PER_CLIENT = 4;
std::array<PadData, MAX_UDP_CLIENTS * PADS_PER_CLIENT> pads{};
std::array<ClientConnection, MAX_UDP_CLIENTS> clients{};
};
/// 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::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,
const std::function<void()>& success_callback,
const std::function<void()>& failure_callback);
} // namespace InputCommon::CemuhookUDP
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