This commit is contained in:
2022-06-23 20:45:41 +04:00
parent 04b1b16b11
commit 05c8904601
47 changed files with 781 additions and 715 deletions
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using System;
using System.Collections.Generic;
using System.Linq;
using NLog;
using Ragon.Common;
namespace Ragon.Core
{
public class GameRoom : IGameRoom
{
public int PlayersMin { get; private set; }
public int PlayersMax { get; private set; }
public int PlayersCount => _players.Count;
public string Id { get; private set; }
public string Map { get; private set; }
private ILogger _logger = LogManager.GetCurrentClassLogger();
private Dictionary<uint, Player> _players = new();
private Dictionary<int, Entity> _entities = new();
private uint _owner;
private uint _ticks;
private readonly PluginBase _plugin;
private readonly IGameThread _sender;
private readonly RagonSerializer _serializer = new(512);
// Cache
private uint[] _readyPlayers = Array.Empty<uint>();
private uint[] _allPlayers = Array.Empty<uint>();
private Entity[] _entitiesAll = Array.Empty<Entity>();
public GameRoom(IGameThread sender, PluginBase pluginBase, string map, int min, int max)
{
_sender = sender;
_plugin = pluginBase;
Map = map;
PlayersMin = min;
PlayersMax = max;
Id = Guid.NewGuid().ToString();
_logger.Info($"Room created with plugin: {_plugin.GetType().Name}");
_plugin.Attach(this);
}
public void Joined(Player player, ReadOnlySpan<byte> payload)
{
if (_players.Count == 0)
{
_owner = player.PeerId;
}
{
_serializer.Clear();
_serializer.WriteOperation(RagonOperation.PLAYER_JOINED);
_serializer.WriteUShort((ushort) player.PeerId);
_serializer.WriteString(player.Id);
_serializer.WriteString(player.PlayerName);
var sendData = _serializer.ToArray();
Broadcast(_readyPlayers, sendData, DeliveryType.Reliable);
}
_players.Add(player.PeerId, player);
_allPlayers = _players.Select(p => p.Key).ToArray();
{
_serializer.Clear();
_serializer.WriteOperation(RagonOperation.JOIN_SUCCESS);
_serializer.WriteString(Id);
_serializer.WriteString(player.Id);
_serializer.WriteString(GetOwner().Id);
_serializer.WriteUShort((ushort) PlayersMin);
_serializer.WriteUShort((ushort) PlayersMax);
var sendData = _serializer.ToArray();
Send(player.PeerId, sendData, DeliveryType.Reliable);
}
{
_serializer.Clear();
_serializer.WriteOperation(RagonOperation.LOAD_SCENE);
_serializer.WriteString(Map);
var sendData = _serializer.ToArray();
Send(player.PeerId, sendData, DeliveryType.Reliable);
}
}
public void Leave(uint peerId)
{
if (_players.Remove(peerId, out var player))
{
_allPlayers = _players.Select(p => p.Key).ToArray();
_readyPlayers = _players.Where(p => p.Value.IsLoaded).Select(p => p.Key).ToArray();
var isOwnershipChange = player.PeerId == _owner;
{
_plugin.OnPlayerLeaved(player);
_serializer.Clear();
_serializer.WriteOperation(RagonOperation.PLAYER_LEAVED);
_serializer.WriteString(player.Id);
_serializer.WriteUShort((ushort) player.EntitiesIds.Count);
foreach (var entityId in player.EntitiesIds)
{
_serializer.WriteInt(entityId);
_entities.Remove(entityId);
}
var sendData = _serializer.ToArray();
Broadcast(_readyPlayers, sendData);
}
if (_allPlayers.Length > 0 && isOwnershipChange)
{
var newRoomOwnerId = _allPlayers[0];
var newRoomOwner = _players[newRoomOwnerId];
{
_plugin.OnOwnershipChanged(newRoomOwner);
_serializer.Clear();
_serializer.WriteOperation(RagonOperation.OWNERSHIP_CHANGED);
_serializer.WriteString(newRoomOwner.Id);
var sendData = _serializer.ToArray();
Broadcast(_readyPlayers, sendData);
}
}
_entitiesAll = _entities.Values.ToArray();
}
}
public void ProcessEvent(uint peerId, ReadOnlySpan<byte> rawData)
{
var operation = (RagonOperation) rawData[0];
var payloadRawData = rawData.Slice(1, rawData.Length - 1);
_serializer.Clear();
_serializer.FromSpan(ref payloadRawData);
switch (operation)
{
case RagonOperation.REPLICATE_ENTITY_STATE:
{
var entityId = _serializer.ReadInt();
if (_entities.TryGetValue(entityId, out var ent))
{
if (ent.State.Authority == RagonAuthority.OWNER_ONLY && ent.OwnerId != peerId)
return;
var entityStateData = _serializer.ReadData(_serializer.Size);
ent.State.Write(ref entityStateData);
}
break;
}
case RagonOperation.REPLICATE_ENTITY_EVENT:
{
var evntId = _serializer.ReadUShort();
var entityId = _serializer.ReadInt();
if (!_entities.TryGetValue(entityId, out var ent))
return;
if (ent.Authority == RagonAuthority.OWNER_ONLY && ent.OwnerId != peerId)
return;
Span<byte> payloadRaw = stackalloc byte[_serializer.Size];
var payloadData = _serializer.ReadData(_serializer.Size);
payloadData.CopyTo(payloadRaw);
ReadOnlySpan<byte> payload = payloadRaw;
if (_plugin.InternalHandle(peerId, entityId, evntId, ref payload))
return;
_serializer.Clear();
_serializer.WriteOperation(RagonOperation.REPLICATE_ENTITY_EVENT);
_serializer.WriteUShort(evntId);
_serializer.WriteInt(entityId);
_serializer.WriteData(ref payload);
var sendData = _serializer.ToArray();
Broadcast(_readyPlayers, sendData, DeliveryType.Reliable);
break;
}
case RagonOperation.REPLICATE_EVENT:
{
var evntId = _serializer.ReadUShort();
Span<byte> payloadRaw = stackalloc byte[_serializer.Size];
var payloadData = _serializer.ReadData(_serializer.Size);
payloadData.CopyTo(payloadRaw);
ReadOnlySpan<byte> payload = payloadRaw;
if (_plugin.InternalHandle(peerId, evntId, ref payload))
return;
_serializer.Clear();
_serializer.WriteOperation(RagonOperation.REPLICATE_EVENT);
_serializer.WriteUShort(evntId);
_serializer.WriteData(ref payload);
var sendData = _serializer.ToArray();
Broadcast(_readyPlayers, sendData, DeliveryType.Reliable);
break;
}
case RagonOperation.CREATE_ENTITY:
{
var entityType = _serializer.ReadUShort();
var stateAuthority = (RagonAuthority) _serializer.ReadByte();
var eventAuthority = (RagonAuthority) _serializer.ReadByte();
var entity = new Entity(peerId, entityType, stateAuthority, eventAuthority);
{
var entityPayload = _serializer.ReadData(_serializer.Size);
entity.Payload.Write(ref entityPayload);
}
var player = _players[peerId];
player.Entities.Add(entity);
player.EntitiesIds.Add(entity.EntityId);
var ownerId = (ushort) peerId;
_entities.Add(entity.EntityId, entity);
_entitiesAll = _entities.Values.ToArray();
_plugin.OnEntityCreated(player, entity);
_serializer.Clear();
_serializer.WriteOperation(RagonOperation.CREATE_ENTITY);
_serializer.WriteUShort(entityType);
_serializer.WriteByte((byte) stateAuthority);
_serializer.WriteByte((byte) eventAuthority);
_serializer.WriteInt(entity.EntityId);
_serializer.WriteUShort(ownerId);
{
var entityPayload = entity.Payload.Read();
_serializer.WriteData(ref entityPayload);
}
var sendData = _serializer.ToArray();
Broadcast(_readyPlayers, sendData, DeliveryType.Reliable);
break;
}
case RagonOperation.DESTROY_ENTITY:
{
var entityId = _serializer.ReadInt();
if (_entities.TryGetValue(entityId, out var entity))
{
if (entity.Authority == RagonAuthority.OWNER_ONLY && entity.OwnerId != peerId)
return;
var player = _players[peerId];
var destroyPayload = _serializer.ReadData(_serializer.Size);
player.Entities.Remove(entity);
player.EntitiesIds.Remove(entity.EntityId);
_entities.Remove(entityId);
_entitiesAll = _entities.Values.ToArray();
_plugin.OnEntityDestroyed(player, entity);
_serializer.Clear();
_serializer.WriteOperation(RagonOperation.DESTROY_ENTITY);
_serializer.WriteInt(entityId);
_serializer.WriteData(ref destroyPayload);
var sendData = _serializer.ToArray();
Broadcast(_readyPlayers, sendData, DeliveryType.Reliable);
}
break;
}
case RagonOperation.SCENE_IS_LOADED:
{
_serializer.Clear();
_serializer.WriteOperation(RagonOperation.SNAPSHOT);
_serializer.WriteInt(_allPlayers.Length);
foreach (var playerPeerId in _allPlayers)
{
_serializer.WriteString(_players[playerPeerId].Id);
_serializer.WriteUShort((ushort) playerPeerId);
_serializer.WriteString(_players[playerPeerId].PlayerName);
}
_serializer.WriteInt(_entitiesAll.Length);
foreach (var entity in _entitiesAll)
{
var payload = entity.Payload.Read();
var state = entity.State.Read();
_serializer.WriteInt(entity.EntityId);
_serializer.WriteByte((byte) entity.State.Authority);
_serializer.WriteByte((byte) entity.Authority);
_serializer.WriteUShort(entity.EntityType);
_serializer.WriteUShort((ushort) entity.OwnerId);
_serializer.WriteUShort((ushort) payload.Length);
_serializer.WriteData(ref payload);
_serializer.WriteUShort((ushort) state.Length);
_serializer.WriteData(ref state);
}
var sendData = _serializer.ToArray();
Send(peerId, sendData, DeliveryType.Reliable);
_players[peerId].IsLoaded = true;
_readyPlayers = _players.Where(p => p.Value.IsLoaded).Select(p => p.Key).ToArray();
_plugin.OnPlayerJoined(_players[peerId]);
break;
}
}
}
public void Tick(float deltaTime)
{
_ticks++;
_plugin.OnTick(_ticks, deltaTime);
foreach (var entity in _entitiesAll)
{
if (entity.State.isDirty)
{
var state = entity.State.Read();
_serializer.Clear();
_serializer.WriteOperation(RagonOperation.REPLICATE_ENTITY_STATE);
_serializer.WriteInt(entity.EntityId);
_serializer.WriteData(ref state);
var sendData = _serializer.ToArray();
Broadcast(_readyPlayers, sendData, DeliveryType.Unreliable);
entity.State.Clear();
}
}
}
public void Start()
{
_logger.Info("Room started");
_plugin.OnStart();
}
public void Stop()
{
_logger.Info("Room stopped");
_plugin.OnStop();
_plugin.Detach();
}
public Player GetPlayerById(uint peerId) => _players[peerId];
public Entity GetEntityById(int entityId) => _entities[entityId];
public Player GetOwner() => _players[_owner];
public void Send(uint peerId, byte[] rawData, DeliveryType deliveryType = DeliveryType.Unreliable)
{
_sender.SendSocketEvent(new SocketEvent()
{
PeerId = peerId,
Data = rawData,
Type = EventType.DATA,
Delivery = deliveryType,
});
}
public void Broadcast(uint[] peersIds, byte[] rawData, DeliveryType deliveryType = DeliveryType.Unreliable)
{
foreach (var peer in peersIds)
{
_sender.SendSocketEvent(new SocketEvent()
{
PeerId = peer,
Data = rawData,
Type = EventType.DATA,
Delivery = deliveryType,
});
}
}
public void Broadcast(byte[] rawData, DeliveryType deliveryType = DeliveryType.Unreliable)
{
foreach (var player in _players.Values.ToArray())
{
_sender.SendSocketEvent(new SocketEvent()
{
PeerId = player.PeerId,
Data = rawData,
Type = EventType.DATA,
Delivery = deliveryType,
});
}
}
}
}
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using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Threading;
using NLog;
namespace Ragon.Core
{
public class GameThread : IGameThread
{
private readonly Dictionary<uint, GameRoom> _socketByRooms;
private readonly RoomManager _roomManager;
private readonly ENetServer _socketServer;
private readonly Thread _thread;
private readonly Server _serverConfiguration;
private readonly Stopwatch _gameLoopTimer;
private readonly Lobby _lobby;
private readonly IDispatcher _dispatcher;
private readonly ILogger _logger = LogManager.GetCurrentClassLogger();
private readonly float _deltaTime = 0.0f;
private int _packets = 0;
private readonly Stopwatch _packetsTimer;
public GameThread(PluginFactory factory, Configuration configuration)
{
var authorizationProvider = factory.CreateAuthorizationProvider(configuration);
_serverConfiguration = configuration.Server;
_deltaTime = 1000.0f / configuration.TickRate;
_dispatcher = new Dispatcher();
_roomManager = new RoomManager(factory, this);
_lobby = new Lobby(authorizationProvider, _roomManager, this);
_socketServer = new ENetServer();
_gameLoopTimer = new Stopwatch();
_packetsTimer = new Stopwatch();
_socketByRooms = new Dictionary<uint, GameRoom>();
_thread = new Thread(Execute);
_thread.Name = "Game Thread";
_thread.IsBackground = true;
}
public void Start()
{
_gameLoopTimer.Start();
_packetsTimer.Start();
_socketServer.Start(_serverConfiguration.Port);
_thread.Start();
}
public void Stop()
{
_gameLoopTimer.Stop();
_packetsTimer.Stop();
_socketServer.Stop();
_thread.Interrupt();
}
private void Execute()
{
while (true)
{
_dispatcher.Process();
while (_socketServer.ReceiveBuffer.TryDequeue(out var evnt))
{
if (evnt.Type == EventType.DISCONNECTED || evnt.Type == EventType.TIMEOUT)
{
if (_socketByRooms.Remove(evnt.PeerId, out var room))
room.Leave(evnt.PeerId);
_lobby.OnDisconnected(evnt.PeerId);
}
if (evnt.Type == EventType.DATA)
{
_packets += 1;
try
{
var peerId = evnt.PeerId;
var data = new ReadOnlySpan<byte>(evnt.Data);
if (_socketByRooms.TryGetValue(evnt.PeerId, out var room))
{
room.ProcessEvent(peerId, data);
}
else
{
_lobby.ProcessEvent(peerId, data);
}
}
catch (Exception exception)
{
_logger.Error(exception);
}
}
}
var elapsedMilliseconds = _gameLoopTimer.ElapsedMilliseconds;
if (elapsedMilliseconds > _deltaTime)
{
_roomManager.Tick(elapsedMilliseconds / 1000.0f);
_gameLoopTimer.Restart();
continue;
}
if (_packetsTimer.Elapsed.Seconds > 1)
{
_logger.Trace($"Clients: {_socketByRooms.Keys.Count} Packets: {_packets} per sec");
_packetsTimer.Restart();
_packets = 0;
}
Thread.Sleep(15);
}
}
public void Attach(uint peerId, GameRoom room)
{
_socketByRooms.Add(peerId, room);
}
public void Detach(uint peerId)
{
_socketByRooms.Remove(peerId);
}
public void SendSocketEvent(SocketEvent socketEvent)
{
_socketServer.SendBuffer.Enqueue(socketEvent);
}
public IDispatcher GetDispatcher()
{
return _dispatcher;
}
}
}
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namespace Ragon.Core;
public interface IGameRoom
{
public string Id { get; }
public string Map { get; }
public int PlayersMin { get; }
public int PlayersMax { get; }
public int PlayersCount { get; }
public Player GetPlayerById(uint peerId);
public Entity GetEntityById(int entityId);
public Player GetOwner();
public void Send(uint peerId, byte[] rawData, DeliveryType deliveryType = DeliveryType.Unreliable);
public void Broadcast(uint[] peersIds, byte[] rawData, DeliveryType deliveryType = DeliveryType.Unreliable);
public void Broadcast(byte[] rawData, DeliveryType deliveryType = DeliveryType.Unreliable);
}
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using Ragon.Common;
namespace Ragon.Core;
public interface IGameThread
{
public void Attach(uint peerId, GameRoom room);
public void Detach(uint peerId);
public void SendSocketEvent(SocketEvent socketEvent);
public IDispatcher GetDispatcher();
}