diff options
Diffstat (limited to 'src/input_common/udp/client.cpp')
| -rw-r--r-- | src/input_common/udp/client.cpp | 526 |
1 files changed, 0 insertions, 526 deletions
diff --git a/src/input_common/udp/client.cpp b/src/input_common/udp/client.cpp deleted file mode 100644 index b9512aa2e..000000000 --- a/src/input_common/udp/client.cpp +++ /dev/null @@ -1,526 +0,0 @@ -// Copyright 2018 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#include <chrono> -#include <cstring> -#include <functional> -#include <random> -#include <thread> -#include <boost/asio.hpp> -#include "common/logging/log.h" -#include "common/settings.h" -#include "input_common/udp/client.h" -#include "input_common/udp/protocol.h" - -using boost::asio::ip::udp; - -namespace InputCommon::CemuhookUDP { - -struct SocketCallback { - std::function<void(Response::Version)> version; - std::function<void(Response::PortInfo)> port_info; - std::function<void(Response::PadData)> pad_data; -}; - -class Socket { -public: - using clock = std::chrono::system_clock; - - explicit Socket(const std::string& host, u16 port, SocketCallback callback_) - : callback(std::move(callback_)), timer(io_service), - socket(io_service, udp::endpoint(udp::v4(), 0)), client_id(GenerateRandomClientId()) { - boost::system::error_code ec{}; - auto ipv4 = boost::asio::ip::make_address_v4(host, ec); - if (ec.value() != boost::system::errc::success) { - LOG_ERROR(Input, "Invalid IPv4 address \"{}\" provided to socket", host); - ipv4 = boost::asio::ip::address_v4{}; - } - - send_endpoint = {udp::endpoint(ipv4, port)}; - } - - void Stop() { - io_service.stop(); - } - - void Loop() { - io_service.run(); - } - - void StartSend(const clock::time_point& from) { - timer.expires_at(from + std::chrono::seconds(3)); - timer.async_wait([this](const boost::system::error_code& error) { HandleSend(error); }); - } - - void StartReceive() { - socket.async_receive_from( - boost::asio::buffer(receive_buffer), receive_endpoint, - [this](const boost::system::error_code& error, std::size_t bytes_transferred) { - HandleReceive(error, bytes_transferred); - }); - } - -private: - u32 GenerateRandomClientId() const { - std::random_device device; - return device(); - } - - void HandleReceive(const boost::system::error_code&, std::size_t bytes_transferred) { - if (auto type = Response::Validate(receive_buffer.data(), bytes_transferred)) { - switch (*type) { - case Type::Version: { - Response::Version version; - std::memcpy(&version, &receive_buffer[sizeof(Header)], sizeof(Response::Version)); - callback.version(std::move(version)); - break; - } - case Type::PortInfo: { - Response::PortInfo port_info; - std::memcpy(&port_info, &receive_buffer[sizeof(Header)], - sizeof(Response::PortInfo)); - callback.port_info(std::move(port_info)); - break; - } - case Type::PadData: { - Response::PadData pad_data; - std::memcpy(&pad_data, &receive_buffer[sizeof(Header)], sizeof(Response::PadData)); - SanitizeMotion(pad_data); - callback.pad_data(std::move(pad_data)); - break; - } - } - } - StartReceive(); - } - - void HandleSend(const boost::system::error_code&) { - boost::system::error_code _ignored{}; - // Send a request for getting port info for the pad - const Request::PortInfo port_info{4, {0, 1, 2, 3}}; - const auto port_message = Request::Create(port_info, client_id); - std::memcpy(&send_buffer1, &port_message, PORT_INFO_SIZE); - socket.send_to(boost::asio::buffer(send_buffer1), send_endpoint, {}, _ignored); - - // Send a request for getting pad data for the pad - const Request::PadData pad_data{ - Request::PadData::Flags::AllPorts, - 0, - EMPTY_MAC_ADDRESS, - }; - const auto pad_message = Request::Create(pad_data, client_id); - std::memcpy(send_buffer2.data(), &pad_message, PAD_DATA_SIZE); - socket.send_to(boost::asio::buffer(send_buffer2), send_endpoint, {}, _ignored); - StartSend(timer.expiry()); - } - - void SanitizeMotion(Response::PadData& data) { - // Zero out any non number value - if (!std::isnormal(data.gyro.pitch)) { - data.gyro.pitch = 0; - } - if (!std::isnormal(data.gyro.roll)) { - data.gyro.roll = 0; - } - if (!std::isnormal(data.gyro.yaw)) { - data.gyro.yaw = 0; - } - if (!std::isnormal(data.accel.x)) { - data.accel.x = 0; - } - if (!std::isnormal(data.accel.y)) { - data.accel.y = 0; - } - if (!std::isnormal(data.accel.z)) { - data.accel.z = 0; - } - } - - SocketCallback callback; - boost::asio::io_service io_service; - boost::asio::basic_waitable_timer<clock> timer; - udp::socket socket; - - const u32 client_id; - - static constexpr std::size_t PORT_INFO_SIZE = sizeof(Message<Request::PortInfo>); - static constexpr std::size_t PAD_DATA_SIZE = sizeof(Message<Request::PadData>); - std::array<u8, PORT_INFO_SIZE> send_buffer1; - std::array<u8, PAD_DATA_SIZE> send_buffer2; - udp::endpoint send_endpoint; - - std::array<u8, MAX_PACKET_SIZE> receive_buffer; - udp::endpoint receive_endpoint; -}; - -static void SocketLoop(Socket* socket) { - socket->StartReceive(); - socket->StartSend(Socket::clock::now()); - socket->Loop(); -} - -Client::Client() { - LOG_INFO(Input, "Udp Initialization started"); - finger_id.fill(MAX_TOUCH_FINGERS); - ReloadSockets(); -} - -Client::~Client() { - Reset(); -} - -Client::ClientConnection::ClientConnection() = default; - -Client::ClientConnection::~ClientConnection() = default; - -std::vector<Common::ParamPackage> Client::GetInputDevices() const { - std::vector<Common::ParamPackage> devices; - for (std::size_t pad = 0; pad < pads.size(); pad++) { - if (!DeviceConnected(pad)) { - continue; - } - std::string name = fmt::format("UDP Controller {}", pad); - devices.emplace_back(Common::ParamPackage{ - {"class", "cemuhookudp"}, - {"display", std::move(name)}, - {"port", std::to_string(pad)}, - }); - } - return devices; -} - -bool Client::DeviceConnected(std::size_t pad) const { - // Use last timestamp to detect if the socket has stopped sending data - const auto now = std::chrono::steady_clock::now(); - const auto time_difference = static_cast<u64>( - std::chrono::duration_cast<std::chrono::milliseconds>(now - pads[pad].last_update).count()); - return time_difference < 1000 && pads[pad].connected; -} - -void Client::ReloadSockets() { - Reset(); - - std::stringstream servers_ss(static_cast<std::string>(Settings::values.udp_input_servers)); - std::string server_token; - std::size_t client = 0; - while (std::getline(servers_ss, server_token, ',')) { - if (client == MAX_UDP_CLIENTS) { - break; - } - std::stringstream server_ss(server_token); - std::string token; - std::getline(server_ss, token, ':'); - std::string udp_input_address = token; - std::getline(server_ss, token, ':'); - char* temp; - const u16 udp_input_port = static_cast<u16>(std::strtol(token.c_str(), &temp, 0)); - if (*temp != '\0') { - LOG_ERROR(Input, "Port number is not valid {}", token); - continue; - } - - const std::size_t client_number = GetClientNumber(udp_input_address, udp_input_port); - if (client_number != MAX_UDP_CLIENTS) { - LOG_ERROR(Input, "Duplicated UDP servers found"); - continue; - } - StartCommunication(client++, udp_input_address, udp_input_port); - } -} - -std::size_t Client::GetClientNumber(std::string_view host, u16 port) const { - for (std::size_t client = 0; client < clients.size(); client++) { - if (clients[client].active == -1) { - continue; - } - if (clients[client].host == host && clients[client].port == port) { - return client; - } - } - return MAX_UDP_CLIENTS; -} - -void Client::OnVersion([[maybe_unused]] Response::Version data) { - LOG_TRACE(Input, "Version packet received: {}", data.version); -} - -void Client::OnPortInfo([[maybe_unused]] Response::PortInfo data) { - LOG_TRACE(Input, "PortInfo packet received: {}", data.model); -} - -void Client::OnPadData(Response::PadData data, std::size_t client) { - const std::size_t pad_index = (client * PADS_PER_CLIENT) + data.info.id; - - if (pad_index >= pads.size()) { - LOG_ERROR(Input, "Invalid pad id {}", data.info.id); - return; - } - - LOG_TRACE(Input, "PadData packet received"); - if (data.packet_counter == pads[pad_index].packet_sequence) { - LOG_WARNING( - Input, - "PadData packet dropped because its stale info. Current count: {} Packet count: {}", - pads[pad_index].packet_sequence, data.packet_counter); - pads[pad_index].connected = false; - return; - } - - clients[client].active = 1; - pads[pad_index].connected = true; - pads[pad_index].packet_sequence = data.packet_counter; - - const auto now = std::chrono::steady_clock::now(); - const auto time_difference = static_cast<u64>( - std::chrono::duration_cast<std::chrono::microseconds>(now - pads[pad_index].last_update) - .count()); - pads[pad_index].last_update = now; - - const Common::Vec3f raw_gyroscope = {data.gyro.pitch, data.gyro.roll, -data.gyro.yaw}; - pads[pad_index].motion.SetAcceleration({data.accel.x, -data.accel.z, data.accel.y}); - // Gyroscope values are not it the correct scale from better joy. - // Dividing by 312 allows us to make one full turn = 1 turn - // This must be a configurable valued called sensitivity - pads[pad_index].motion.SetGyroscope(raw_gyroscope / 312.0f); - pads[pad_index].motion.UpdateRotation(time_difference); - pads[pad_index].motion.UpdateOrientation(time_difference); - - { - std::lock_guard guard(pads[pad_index].status.update_mutex); - pads[pad_index].status.motion_status = pads[pad_index].motion.GetMotion(); - - for (std::size_t id = 0; id < data.touch.size(); ++id) { - UpdateTouchInput(data.touch[id], client, id); - } - - if (configuring) { - const Common::Vec3f gyroscope = pads[pad_index].motion.GetGyroscope(); - const Common::Vec3f accelerometer = pads[pad_index].motion.GetAcceleration(); - UpdateYuzuSettings(client, data.info.id, accelerometer, gyroscope); - } - } -} - -void Client::StartCommunication(std::size_t client, const std::string& host, u16 port) { - SocketCallback callback{[this](Response::Version version) { OnVersion(version); }, - [this](Response::PortInfo info) { OnPortInfo(info); }, - [this, client](Response::PadData data) { OnPadData(data, client); }}; - LOG_INFO(Input, "Starting communication with UDP input server on {}:{}", host, port); - clients[client].host = host; - clients[client].port = port; - clients[client].active = 0; - clients[client].socket = std::make_unique<Socket>(host, port, callback); - clients[client].thread = std::thread{SocketLoop, clients[client].socket.get()}; - - // Set motion parameters - // SetGyroThreshold value should be dependent on GyroscopeZeroDriftMode - // Real HW values are unknown, 0.0001 is an approximate to Standard - for (std::size_t pad = 0; pad < PADS_PER_CLIENT; pad++) { - pads[client * PADS_PER_CLIENT + pad].motion.SetGyroThreshold(0.0001f); - } -} - -void Client::Reset() { - for (auto& client : clients) { - if (client.thread.joinable()) { - client.active = -1; - client.socket->Stop(); - client.thread.join(); - } - } -} - -void Client::UpdateYuzuSettings(std::size_t client, std::size_t pad_index, - const Common::Vec3<float>& acc, const Common::Vec3<float>& gyro) { - if (gyro.Length() > 0.2f) { - LOG_DEBUG(Input, "UDP Controller {}: gyro=({}, {}, {}), accel=({}, {}, {})", client, - gyro[0], gyro[1], gyro[2], acc[0], acc[1], acc[2]); - } - UDPPadStatus pad{ - .host = clients[client].host, - .port = clients[client].port, - .pad_index = pad_index, - }; - for (std::size_t i = 0; i < 3; ++i) { - if (gyro[i] > 5.0f || gyro[i] < -5.0f) { - pad.motion = static_cast<PadMotion>(i); - pad.motion_value = gyro[i]; - pad_queue.Push(pad); - } - if (acc[i] > 1.75f || acc[i] < -1.75f) { - pad.motion = static_cast<PadMotion>(i + 3); - pad.motion_value = acc[i]; - pad_queue.Push(pad); - } - } -} - -std::optional<std::size_t> Client::GetUnusedFingerID() const { - std::size_t first_free_id = 0; - while (first_free_id < MAX_TOUCH_FINGERS) { - if (!std::get<2>(touch_status[first_free_id])) { - return first_free_id; - } else { - first_free_id++; - } - } - return std::nullopt; -} - -void Client::UpdateTouchInput(Response::TouchPad& touch_pad, std::size_t client, std::size_t id) { - // TODO: Use custom calibration per device - const Common::ParamPackage touch_param(Settings::values.touch_device.GetValue()); - const u16 min_x = static_cast<u16>(touch_param.Get("min_x", 100)); - const u16 min_y = static_cast<u16>(touch_param.Get("min_y", 50)); - const u16 max_x = static_cast<u16>(touch_param.Get("max_x", 1800)); - const u16 max_y = static_cast<u16>(touch_param.Get("max_y", 850)); - const std::size_t touch_id = client * 2 + id; - if (touch_pad.is_active) { - if (finger_id[touch_id] == MAX_TOUCH_FINGERS) { - const auto first_free_id = GetUnusedFingerID(); - if (!first_free_id) { - // Invalid finger id skip to next input - return; - } - finger_id[touch_id] = *first_free_id; - } - auto& [x, y, pressed] = touch_status[finger_id[touch_id]]; - x = static_cast<float>(std::clamp(static_cast<u16>(touch_pad.x), min_x, max_x) - min_x) / - static_cast<float>(max_x - min_x); - y = static_cast<float>(std::clamp(static_cast<u16>(touch_pad.y), min_y, max_y) - min_y) / - static_cast<float>(max_y - min_y); - pressed = true; - return; - } - - if (finger_id[touch_id] != MAX_TOUCH_FINGERS) { - touch_status[finger_id[touch_id]] = {}; - finger_id[touch_id] = MAX_TOUCH_FINGERS; - } -} - -void Client::BeginConfiguration() { - pad_queue.Clear(); - configuring = true; -} - -void Client::EndConfiguration() { - pad_queue.Clear(); - configuring = false; -} - -DeviceStatus& Client::GetPadState(const std::string& host, u16 port, std::size_t pad) { - const std::size_t client_number = GetClientNumber(host, port); - if (client_number == MAX_UDP_CLIENTS || pad >= PADS_PER_CLIENT) { - return pads[0].status; - } - return pads[(client_number * PADS_PER_CLIENT) + pad].status; -} - -const DeviceStatus& Client::GetPadState(const std::string& host, u16 port, std::size_t pad) const { - const std::size_t client_number = GetClientNumber(host, port); - if (client_number == MAX_UDP_CLIENTS || pad >= PADS_PER_CLIENT) { - return pads[0].status; - } - return pads[(client_number * PADS_PER_CLIENT) + pad].status; -} - -Input::TouchStatus& Client::GetTouchState() { - return touch_status; -} - -const Input::TouchStatus& Client::GetTouchState() const { - return touch_status; -} - -Common::SPSCQueue<UDPPadStatus>& Client::GetPadQueue() { - return pad_queue; -} - -const Common::SPSCQueue<UDPPadStatus>& Client::GetPadQueue() const { - return pad_queue; -} - -void TestCommunication(const std::string& host, u16 port, - const std::function<void()>& success_callback, - const std::function<void()>& failure_callback) { - std::thread([=] { - Common::Event success_event; - SocketCallback callback{ - .version = [](Response::Version) {}, - .port_info = [](Response::PortInfo) {}, - .pad_data = [&](Response::PadData) { success_event.Set(); }, - }; - Socket socket{host, port, std::move(callback)}; - std::thread worker_thread{SocketLoop, &socket}; - const bool result = - success_event.WaitUntil(std::chrono::steady_clock::now() + std::chrono::seconds(10)); - socket.Stop(); - worker_thread.join(); - if (result) { - success_callback(); - } else { - failure_callback(); - } - }).detach(); -} - -CalibrationConfigurationJob::CalibrationConfigurationJob( - const std::string& host, u16 port, std::function<void(Status)> status_callback, - std::function<void(u16, u16, u16, u16)> data_callback) { - - std::thread([=, this] { - Status current_status{Status::Initialized}; - SocketCallback callback{ - [](Response::Version) {}, [](Response::PortInfo) {}, - [&](Response::PadData data) { - static constexpr u16 CALIBRATION_THRESHOLD = 100; - static constexpr u16 MAX_VALUE = UINT16_MAX; - - if (current_status == Status::Initialized) { - // Receiving data means the communication is ready now - current_status = Status::Ready; - status_callback(current_status); - } - const auto& touchpad_0 = data.touch[0]; - if (touchpad_0.is_active == 0) { - return; - } - LOG_DEBUG(Input, "Current touch: {} {}", touchpad_0.x, touchpad_0.y); - const u16 min_x = std::min(MAX_VALUE, static_cast<u16>(touchpad_0.x)); - const u16 min_y = std::min(MAX_VALUE, static_cast<u16>(touchpad_0.y)); - if (current_status == Status::Ready) { - // First touch - min data (min_x/min_y) - current_status = Status::Stage1Completed; - status_callback(current_status); - } - if (touchpad_0.x - min_x > CALIBRATION_THRESHOLD && - touchpad_0.y - min_y > CALIBRATION_THRESHOLD) { - // Set the current position as max value and finishes configuration - const u16 max_x = touchpad_0.x; - const u16 max_y = touchpad_0.y; - current_status = Status::Completed; - data_callback(min_x, min_y, max_x, max_y); - status_callback(current_status); - - complete_event.Set(); - } - }}; - Socket socket{host, port, std::move(callback)}; - std::thread worker_thread{SocketLoop, &socket}; - complete_event.Wait(); - socket.Stop(); - worker_thread.join(); - }).detach(); -} - -CalibrationConfigurationJob::~CalibrationConfigurationJob() { - Stop(); -} - -void CalibrationConfigurationJob::Stop() { - complete_event.Set(); -} - -} // namespace InputCommon::CemuhookUDP |