forked from Mirror/Ryujinx
26319d5ab3
* Add motion controls Apply suggestions from code review Co-authored-by: Ac_K <Acoustik666@gmail.com> * cleanup * add reference orientation and derive relative orientation from it * cleanup * remove unused variable and strange file * Review_2. * change GetInput to TryGetInput * Review_3. Co-authored-by: Ac_K <Acoustik666@gmail.com> Co-authored-by: LDj3SNuD <dvitiello@gmail.com>
393 lines
13 KiB
C#
393 lines
13 KiB
C#
using Force.Crc32;
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using Ryujinx.Common;
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using Ryujinx.Common.Configuration.Hid;
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using Ryujinx.Common.Logging;
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using Ryujinx.Configuration;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Net;
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using System.Net.Sockets;
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using System.Numerics;
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using System.Threading.Tasks;
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namespace Ryujinx.Motion
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{
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public class Client : IDisposable
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{
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public const uint Magic = 0x43555344; // DSUC
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public const ushort Version = 1001;
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private bool _active;
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private readonly Dictionary<int, IPEndPoint> _hosts;
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private readonly Dictionary<int, Dictionary<int, MotionInput>> _motionData;
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private readonly Dictionary<int, UdpClient> _clients;
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private bool[] _clientErrorStatus = new bool[Enum.GetValues(typeof(PlayerIndex)).Length];
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public Client()
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{
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_hosts = new Dictionary<int, IPEndPoint>();
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_motionData = new Dictionary<int, Dictionary<int, MotionInput>>();
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_clients = new Dictionary<int, UdpClient>();
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CloseClients();
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}
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public void CloseClients()
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{
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_active = false;
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lock (_clients)
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{
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foreach (var client in _clients)
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{
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try
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{
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client.Value?.Dispose();
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}
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#pragma warning disable CS0168
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catch (SocketException ex)
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#pragma warning restore CS0168
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{
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Logger.Warning?.PrintMsg(LogClass.Hid, $"Unable to dispose motion client. Error code {ex.ErrorCode}");
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}
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}
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_hosts.Clear();
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_clients.Clear();
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_motionData.Clear();
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}
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}
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public void RegisterClient(int player, string host, int port)
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{
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if (_clients.ContainsKey(player))
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{
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return;
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}
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try
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{
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lock (_clients)
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{
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IPEndPoint endPoint = new IPEndPoint(IPAddress.Parse(host), port);
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UdpClient client = new UdpClient(host, port);
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_clients.Add(player, client);
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_hosts.Add(player, endPoint);
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_active = true;
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Task.Run(() =>
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{
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ReceiveLoop(player);
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});
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}
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}
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catch (FormatException fex)
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{
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if (!_clientErrorStatus[player])
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{
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Logger.Warning?.PrintMsg(LogClass.Hid, $"Unable to connect to motion source at {host}:{port}. Error {fex.Message}");
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_clientErrorStatus[player] = true;
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}
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}
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catch (SocketException ex)
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{
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if (!_clientErrorStatus[player])
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{
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Logger.Warning?.PrintMsg(LogClass.Hid, $"Unable to connect to motion source at {host}:{port}. Error code {ex.ErrorCode}");
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_clientErrorStatus[player] = true;
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}
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}
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}
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public bool TryGetData(int player, int slot, out MotionInput input)
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{
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lock (_motionData)
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{
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if (_motionData.ContainsKey(player))
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{
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input = _motionData[player][slot];
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return true;
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}
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}
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input = null;
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return false;
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}
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private void Send(byte[] data, int clientId)
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{
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if (_clients.TryGetValue(clientId, out UdpClient _client))
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{
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if (_client != null && _client.Client != null && _client.Client.Connected)
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{
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try
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{
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_client?.Send(data, data.Length);
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}
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catch (SocketException ex)
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{
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if (!_clientErrorStatus[clientId])
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{
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Logger.Warning?.PrintMsg(LogClass.Hid, $"Unable to send data request to motion source at {_client.Client.RemoteEndPoint}. Error code {ex.ErrorCode}");
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}
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_clientErrorStatus[clientId] = true;
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_clients.Remove(clientId);
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_hosts.Remove(clientId);
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_client?.Dispose();
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}
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}
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}
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}
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private byte[] Receive(int clientId)
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{
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if (_hosts.TryGetValue(clientId, out IPEndPoint endPoint))
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{
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if (_clients.TryGetValue(clientId, out UdpClient _client))
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{
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if (_client != null && _client.Client != null)
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{
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if (_client.Client.Connected)
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{
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try
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{
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var result = _client?.Receive(ref endPoint);
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if (result.Length > 0)
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{
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_clientErrorStatus[clientId] = false;
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}
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return result;
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}
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catch (SocketException ex)
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{
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if (!_clientErrorStatus[clientId])
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{
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Logger.Warning?.PrintMsg(LogClass.Hid, $"Unable to receive data from motion source at {endPoint}. Error code {ex.ErrorCode}");
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}
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_clientErrorStatus[clientId] = true;
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_clients.Remove(clientId);
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_hosts.Remove(clientId);
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_client?.Dispose();
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}
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}
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}
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}
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}
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return new byte[0];
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}
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public void ReceiveLoop(int clientId)
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{
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while (_active)
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{
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byte[] data = Receive(clientId);
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if (data.Length == 0)
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{
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continue;
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}
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#pragma warning disable CS4014
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HandleResponse(data, clientId);
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#pragma warning restore CS4014
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}
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}
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#pragma warning disable CS1998
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public async Task HandleResponse(byte[] data, int clientId)
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#pragma warning restore CS1998
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{
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MessageType type = (MessageType)BitConverter.ToUInt32(data.AsSpan().Slice(16, 4));
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data = data.AsSpan().Slice(16).ToArray();
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using (MemoryStream mem = new MemoryStream(data))
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{
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using (BinaryReader reader = new BinaryReader(mem))
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{
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switch (type)
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{
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case MessageType.Protocol:
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break;
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case MessageType.Info:
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ControllerInfoResponse contollerInfo = reader.ReadStruct<ControllerInfoResponse>();
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break;
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case MessageType.Data:
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ControllerDataResponse inputData = reader.ReadStruct<ControllerDataResponse>();
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Vector3 accelerometer = new Vector3()
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{
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X = -inputData.AccelerometerX,
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Y = inputData.AccelerometerZ,
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Z = -inputData.AccelerometerY
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};
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Vector3 gyroscrope = new Vector3()
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{
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X = inputData.GyroscopePitch,
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Y = inputData.GyroscopeRoll,
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Z = -inputData.GyroscopeYaw
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};
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ulong timestamp = inputData.MotionTimestamp;
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InputConfig config = ConfigurationState.Instance.Hid.InputConfig.Value.Find(x => x.PlayerIndex == (PlayerIndex)clientId);
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lock (_motionData)
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{
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int slot = inputData.Shared.Slot;
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if (_motionData.ContainsKey(clientId))
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{
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if (_motionData[clientId].ContainsKey(slot))
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{
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var previousData = _motionData[clientId][slot];
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previousData.Update(accelerometer, gyroscrope, timestamp, config.Sensitivity, (float)config.GyroDeadzone);
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}
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else
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{
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MotionInput input = new MotionInput();
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input.Update(accelerometer, gyroscrope, timestamp, config.Sensitivity, (float)config.GyroDeadzone);
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_motionData[clientId].Add(slot, input);
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}
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}
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else
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{
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MotionInput input = new MotionInput();
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input.Update(accelerometer, gyroscrope, timestamp, config.Sensitivity, (float)config.GyroDeadzone);
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_motionData.Add(clientId, new Dictionary<int, MotionInput>() { { slot, input } });
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}
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}
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break;
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}
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}
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}
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}
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public void RequestInfo(int clientId, int slot)
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{
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if (!_active)
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{
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return;
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}
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Header header = GenerateHeader(clientId);
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using (MemoryStream mem = new MemoryStream())
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{
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using (BinaryWriter writer = new BinaryWriter(mem))
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{
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writer.WriteStruct(header);
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ControllerInfoRequest request = new ControllerInfoRequest()
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{
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Type = MessageType.Info,
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PortsCount = 4
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};
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request.PortIndices[0] = (byte)slot;
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writer.WriteStruct(request);
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header.Length = (ushort)(mem.Length - 16);
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writer.Seek(6, SeekOrigin.Begin);
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writer.Write(header.Length);
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header.Crc32 = Crc32Algorithm.Compute(mem.ToArray());
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writer.Seek(8, SeekOrigin.Begin);
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writer.Write(header.Crc32);
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byte[] data = mem.ToArray();
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Send(data, clientId);
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}
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}
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}
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public unsafe void RequestData(int clientId, int slot)
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{
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if (!_active)
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{
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return;
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}
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Header header = GenerateHeader(clientId);
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using (MemoryStream mem = new MemoryStream())
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{
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using (BinaryWriter writer = new BinaryWriter(mem))
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{
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writer.WriteStruct(header);
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ControllerDataRequest request = new ControllerDataRequest()
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{
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Type = MessageType.Data,
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Slot = (byte)slot,
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SubscriberType = SubscriberType.Slot
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};
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writer.WriteStruct(request);
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header.Length = (ushort)(mem.Length - 16);
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writer.Seek(6, SeekOrigin.Begin);
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writer.Write(header.Length);
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header.Crc32 = Crc32Algorithm.Compute(mem.ToArray());
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writer.Seek(8, SeekOrigin.Begin);
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writer.Write(header.Crc32);
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byte[] data = mem.ToArray();
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Send(data, clientId);
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}
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}
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}
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private Header GenerateHeader(int clientId)
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{
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Header header = new Header()
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{
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ID = (uint)clientId,
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MagicString = Magic,
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Version = Version,
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Length = 0,
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Crc32 = 0
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};
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return header;
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}
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public void Dispose()
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{
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_active = false;
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CloseClients();
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}
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}
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}
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