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Syntriax
2024-07-18 23:07:05 +03:00
parent 19124e733c
commit d011bf9a7a
9 changed files with 176 additions and 23 deletions
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49
Game/Behaviours/PaddleBehaviour.cs
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@@ -1,13 +1,15 @@
using System;
using LiteNetLib.Utils;
using Microsoft.Xna.Framework.Input;
using Syntriax.Engine.Core;
using Syntriax.Engine.Input;
using Syntriax.Engine.Network;
using Syntriax.Engine.Network.Abstract;
namespace Pong.Behaviours;
public class PaddleBehaviour(Keys Up, Keys Down, float High, float Low, float Speed) : BehaviourOverride
public class PaddleBehaviour(Keys Up, Keys Down, float High, float Low, float Speed) : NetworkBehaviour
{
private Keys Up { get; } = Up;
private Keys Down { get; } = Down;
@@ -26,10 +28,14 @@ public class PaddleBehaviour(Keys Up, Keys Down, float High, float Low, float Sp
return;
if (isUpPressed)
GameObject.Transform.Position = GameObject.Transform.Position + Vector2D.Up * (float)Time.Elapsed.TotalSeconds * Speed;
Move(Vector2D.Up);
else if (isDownPressed)
GameObject.Transform.Position = GameObject.Transform.Position + -Vector2D.Up * (float)Time.Elapsed.TotalSeconds * Speed;
Move(-Vector2D.Up);
}
private void Move(Vector2D vectorToMove)
{
GameObject.Transform.Position = GameObject.Transform.Position + vectorToMove * (float)Time.Elapsed.TotalSeconds * Speed;
GameObject.Transform.Position = new Vector2D(GameObject.Transform.Position.X, MathF.Max(MathF.Min(GameObject.Transform.Position.Y, High), Low));
}
@@ -54,8 +60,35 @@ public class PaddleBehaviour(Keys Up, Keys Down, float High, float Low, float Sp
inputs.UnregisterOnRelease(Down, OnDownReleased);
}
private void OnUpPressed(IButtonInputs<Keys> inputs, Keys keys) => isUpPressed = true;
private void OnUpReleased(IButtonInputs<Keys> inputs, Keys keys) => isUpPressed = false;
private void OnDownPressed(IButtonInputs<Keys> inputs, Keys keys) => isDownPressed = true;
private void OnDownReleased(IButtonInputs<Keys> inputs, Keys keys) => isDownPressed = false;
private void OnUpPressed(IButtonInputs<Keys> inputs, Keys keys) { isUpPressed = true; SendData(new PaddleInputs() { IsUpPressed = isUpPressed, IsDownPressed = isDownPressed }); }
private void OnUpReleased(IButtonInputs<Keys> inputs, Keys keys) { isUpPressed = false; SendData(new PaddleInputs() { IsUpPressed = isUpPressed, IsDownPressed = isDownPressed }); }
private void OnDownPressed(IButtonInputs<Keys> inputs, Keys keys) { isDownPressed = true; SendData(new PaddleInputs() { IsUpPressed = isUpPressed, IsDownPressed = isDownPressed }); }
private void OnDownReleased(IButtonInputs<Keys> inputs, Keys keys) { isDownPressed = false; SendData(new PaddleInputs() { IsUpPressed = isUpPressed, IsDownPressed = isDownPressed }); }
public override void ReceiveData<T>(T data)
{
if (data is PaddleInputs paddleInputs)
{
System.Diagnostics.Debug.WriteLine($"Paddle Inputs Arrived: {paddleInputs.IsUpPressed}, {paddleInputs.IsDownPressed}");
}
}
[System.Serializable]
public struct PaddleInputs : INetworkPacket
{
public bool IsUpPressed { get; set; }
public bool IsDownPressed { get; set; }
public void Deserialize(NetDataReader reader)
{
IsUpPressed = reader.GetBool();
IsDownPressed = reader.GetBool();
}
public void Serialize(NetDataWriter writer)
{
writer.Put(IsUpPressed);
writer.Put(IsDownPressed);
}
}
}

6
Game/Network/Abstract/INetworkCommunicator.cs
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@@ -4,9 +4,15 @@ namespace Syntriax.Engine.Network.Abstract;
public interface INetworkCommunicator
{
event OnPacketReceivedDelegate? OnPacketReceived;
EventBasedNetListener Listener { get; }
NetManager Manager { get; }
void PollEvents();
void Stop();
void Send<T>(NetworkPacket<T> Data);
delegate void OnPacketReceivedDelegate(INetworkCommunicator sender, object packet);
}

2
Game/Network/Abstract/INetworkEntity.cs
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@@ -6,5 +6,7 @@ public interface INetworkEntity
uint NetworkId { get; set; }
void ReceiveData<T>(T data);
delegate void OnNetworkIdChangedDelegate(INetworkEntity sender, uint previousId);
}

5
Game/Network/Abstract/INetworkPacket.cs Normal file
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@@ -0,0 +1,5 @@
using LiteNetLib.Utils;
namespace Syntriax.Engine.Network.Abstract;
public interface INetworkPacket : INetSerializable;

87
Game/Network/NetworkBase.cs
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@@ -1,6 +1,7 @@
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Reflection;
using LiteNetLib;
using LiteNetLib.Utils;
@@ -11,11 +12,13 @@ namespace Syntriax.Engine.Network;
public abstract class NetworkBase : BehaviourOverride, INetworkCommunicator
{
private readonly NetPacketProcessor netPacketProcessor = new();
public event INetworkCommunicator.OnPacketReceivedDelegate? OnPacketReceived = null;
private readonly Dictionary<uint, INetworkEntity> networkEntities = [];
protected readonly NetPacketProcessor netPacketProcessor = new();
private BehaviourCollector<INetworkEntity> networkEntityCollector = null!;
protected readonly Dictionary<uint, INetworkEntity> networkEntities = [];
protected BehaviourCollector<INetworkEntity> networkEntityCollector = null!;
public EventBasedNetListener Listener { get; private set; } = null!;
public NetManager Manager { get; private set; } = null!;
@@ -28,12 +31,80 @@ public abstract class NetworkBase : BehaviourOverride, INetworkCommunicator
Manager = new NetManager(Listener);
Listener.NetworkReceiveEvent += NetworkReceiveEvent;
netPacketProcessor.SubscribeReusable<NetworkPacket<int>, NetPeer>(OnPacketArrived);
netPacketProcessor.RegisterNestedType<Pong.Behaviours.PaddleBehaviour.PaddleInputs>();
RegisterPackets();
}
private void OnPacketArrived(NetworkPacket<int> packet, NetPeer peer)
public void RegisterPackets()
{
Debug.WriteLine($"Packet Arrived for {packet.NetworkId}: {packet.Data}");
var packetTypes = Assembly.GetExecutingAssembly().GetTypes()
.Where(t => typeof(INetworkPacket).IsAssignableFrom(t) && !t.IsInterface)
.ToList();
// MethodInfo subscribeMethod = netPacketProcessor.GetType()
// .GetMethod(nameof(NetPacketProcessor.SubscribeReusable), [typeof(Action<,>)]);
MethodInfo[] subscribeMethods = netPacketProcessor.GetType()
.GetMethods()
.Where(m => m.Name == nameof(NetPacketProcessor.SubscribeReusable))
.ToArray();
MethodInfo subscribeMethod = subscribeMethods
.FirstOrDefault(m => m.GetParameters().Length == 1 &&
m.GetParameters()[0].ParameterType.GetGenericTypeDefinition() == typeof(Action<,>));
MethodInfo[] methodInfos = typeof(NetworkBase)
.GetMethods(BindingFlags.NonPublic | BindingFlags.Instance);
MethodInfo method = methodInfos
.FirstOrDefault(m => m.Name == "OnPacketArrived" && m.IsGenericMethod);
// .GetMethod(nameof(OnPacketArrived), BindingFlags.NonPublic | BindingFlags.Instance) ?? throw new Exception();
foreach (var packetType in packetTypes)
{
var networkPacketType = typeof(NetworkPacket<>).MakeGenericType(packetType);
MethodInfo genericSubscribe = subscribeMethod.MakeGenericMethod(networkPacketType, typeof(NetPeer));
Action<object, NetPeer> handler = (packet, peer) =>
{
method = method.MakeGenericMethod(packetType);
method.Invoke(this, [packet, peer]);
};
genericSubscribe.Invoke(netPacketProcessor, [handler]);
}
}
// private void RegisterPackets()
// {
// IEnumerable<Type> packetTypes = Assembly.GetExecutingAssembly().GetTypes().Where(
// t => t.GetInterfaces().Contains(typeof(INetworkPacket))
// );
// MethodInfo subscribeMethod = netPacketProcessor.GetType()
// .GetMethod(nameof(NetPacketProcessor.SubscribeReusable), [typeof(Action<,>)]) ?? throw new Exception();
// foreach (var packetType in packetTypes)
// {
// MethodInfo genericSubscribe = subscribeMethod.MakeGenericMethod(packetType, typeof(NetPeer));
// Action<object, NetPeer> handler = (packet, peer) =>
// {
// MethodInfo method = GetType()
// .GetMethod(nameof(OnPacketArrived), BindingFlags.NonPublic | BindingFlags.Instance) ?? throw new Exception();
// method = method.MakeGenericMethod(packetType.GetGenericArguments()[0]);
// method.Invoke(this, [packet, peer]);
// };
// genericSubscribe.Invoke(netPacketProcessor, [handler]);
// }
// }
private void OnPacketArrived<T>(NetworkPacket<T> packet, NetPeer peer) where T : INetworkPacket//OnPacketArrived<T>(NetworkPacket<T> packet, NetPeer peer)
{
// Handle packet
Console.WriteLine($"Packet of type {typeof(T)} arrived with data: {packet.Data}");
if (networkEntities.TryGetValue(packet.NetworkId, out INetworkEntity? entity))
entity.ReceiveData(packet.Data);
OnPacketReceived?.Invoke(this, packet);
}
protected override void OnInitialize()
@@ -67,4 +138,6 @@ public abstract class NetworkBase : BehaviourOverride, INetworkCommunicator
public void Stop() => Manager.Stop();
protected override void OnUpdate() => PollEvents();
public abstract void Send<T>(NetworkPacket<T> packet);
}

8
Game/Network/NetworkBehaviour.cs
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@@ -1,6 +1,5 @@
using System;
using LiteNetLib;
using LiteNetLib.Utils;
using Syntriax.Engine.Core;
using Syntriax.Engine.Network.Abstract;
@@ -48,4 +47,9 @@ public abstract class NetworkBehaviour : BehaviourOverride, INetworkBehaviour
IsServer = true;
}
public void SendData<T>(T data)
=> NetworkCommunicator.Send(new NetworkPacket<T>() { NetworkId = _networkId, Data = data });
public abstract void ReceiveData<T>(T data);
}

13
Game/Network/NetworkClient.cs
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@@ -1,14 +1,23 @@
using System.Diagnostics;
using System.Threading.Tasks;
using LiteNetLib.Utils;
using Syntriax.Engine.Network.Abstract;
namespace Syntriax.Engine.Network;
public class NetworkClient : NetworkBase, INetworkCommunicatorClient
{
private readonly NetDataWriter netDataWriter = new();
public void Connect(string address, int port, string? password = null)
{
Manager.Start();
Manager.Connect(address, port, password ?? string.Empty);
}
public override void Send<T>(NetworkPacket<T> packet)
{
netDataWriter.Reset();
netPacketProcessor.Write(netDataWriter, packet);
Manager.FirstPeer.Send(netDataWriter, LiteNetLib.DeliveryMethod.ReliableOrdered);
}
}

2
Game/Network/NetworkManager.cs
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@@ -25,4 +25,6 @@ public class NetworkManager : NetworkBehaviour, INetworkManager
private void OnCollected(BehaviourCollector<INetworkEntity> collector, INetworkEntity entity)
=> entity.NetworkId = networkIdIndex++;
public override void ReceiveData<T>(T data) { }
}

27
Game/Network/NetworkServer.cs
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@@ -1,5 +1,6 @@
using System.Diagnostics;
using System.Threading.Tasks;
using System;
using LiteNetLib.Utils;
using Syntriax.Engine.Network.Abstract;
namespace Syntriax.Engine.Network;
@@ -10,15 +11,23 @@ public class NetworkServer : NetworkBase, INetworkCommunicatorServer
public int MaxConnectionCount { get; private set; } = 0;
public int Port { get; private set; } = 8888;
public NetworkServer() : base()
private readonly NetDataWriter netDataWriter = new();
public NetworkServer() : this(8888, 0) { }
public NetworkServer(int port, int maxConnectionCount) : base()
{
MaxConnectionCount = maxConnectionCount;
Port = port;
Listener.ConnectionRequestEvent += request =>
{
if (Manager.ConnectedPeersCount < MaxConnectionCount)
if (Manager.ConnectedPeersCount < maxConnectionCount)
request.AcceptIfKey(Password);
else
request.Reject();
};
OnPacketReceived += ServerOnPacketReceived;
}
public void Start(int port, int maxConnectionCount, string? password = null)
@@ -29,4 +38,14 @@ public class NetworkServer : NetworkBase, INetworkCommunicatorServer
Manager.Start(port);
}
public override void Send<T>(NetworkPacket<T> packet)
{
netDataWriter.Reset();
netPacketProcessor.Write(netDataWriter, packet);
Manager.SendToAll(netDataWriter, LiteNetLib.DeliveryMethod.ReliableOrdered);
}
private void ServerOnPacketReceived(INetworkCommunicator sender, object packet)
=> Send((NetworkPacket<object>)packet);
}