public BMSByte Receive(ref IPEndPoint remoteEP, ref string endpoint)
{
CheckDisposed();
recBuffer.Clear();
if (endPoint == null)
{
endPoint = new IPEndPoint(IPAddress.Any, 0);
}
int dataRead = socket.ReceiveFrom(recBuffer.byteArr, ref endPoint);
if (!connections.ContainsKey(endPoint))
{
connections.Add(endPoint, (((IPEndPoint)endPoint).Address.ToString() + HOST_PORT_CHARACTER_SEPARATOR + ((IPEndPoint)endPoint).Port.ToString()));
BeardedManStudios.Forge.Logging.BMSLog.Log("endpoint added to connections: " + ((IPEndPoint)endPoint).Address.ToString());
}
endpoint = connections[endPoint];
//if (dataRead < recBuffer.Size)
// recBuffer = CutArray(recBuffer, dataRead);
recBuffer.SetSize(dataRead);
remoteEP = (IPEndPoint)endPoint;
return(recBuffer);
}
/// <summary>
/// Instantiate an instance of Player
/// </summary>
/// <returns>
/// A local instance of PlayerBehavior
/// </returns>
/// <param name="index">The index of the Player prefab in the NetworkManager to Instantiate</param>
/// <param name="position">Optional parameter which defines the position of the created GameObject</param>
/// <param name="rotation">Optional parameter which defines the rotation of the created GameObject</param>
/// <param name="sendTransform">Optional Parameter to send transform data to other connected clients on Instantiation</param>
public PlayerBehavior InstantiatePlayer(int index = 0, Vector3?position = null, Quaternion?rotation = null,
bool sendTransform = true)
{
if (PlayerNetworkObject.Length <= index)
{
Debug.Log("Prefab(s) missing for: Player. Add them at the NetworkManager prefab.");
return(null);
}
var go = Instantiate(PlayerNetworkObject[index]);
var netBehavior = go.GetComponent <PlayerBehavior>();
NetworkObject obj = null;
if (!sendTransform && position == null && rotation == null)
{
obj = netBehavior.CreateNetworkObject(Networker, index);
}
else
{
metadata.Clear();
if (position == null && rotation == null)
{
byte transformFlags = 0x1 | 0x2;
ObjectMapper.Instance.MapBytes(metadata, transformFlags);
ObjectMapper.Instance.MapBytes(metadata, go.transform.position, go.transform.rotation);
}
else
{
byte transformFlags = 0x0;
transformFlags |= (byte)(position != null ? 0x1 : 0x0);
transformFlags |= (byte)(rotation != null ? 0x2 : 0x0);
ObjectMapper.Instance.MapBytes(metadata, transformFlags);
if (position != null)
{
ObjectMapper.Instance.MapBytes(metadata, position.Value);
}
if (rotation != null)
{
ObjectMapper.Instance.MapBytes(metadata, rotation.Value);
}
}
obj = netBehavior.CreateNetworkObject(Networker, index, metadata.CompressBytes());
}
go.GetComponent <PlayerBehavior>().networkObject = (PlayerNetworkObject)obj;
FinalizeInitialization(go, netBehavior, obj, position, rotation, sendTransform);
return(netBehavior);
}
public GameBehavior InstantiateGame(int index = 0, Vector3?position = null, Quaternion?rotation = null, bool sendTransform = true)
{
var go = Instantiate(GameNetworkObject[index]);
var netBehavior = go.GetComponent <GameBehavior>();
NetworkObject obj = null;
if (!sendTransform && position == null && rotation == null)
{
obj = netBehavior.CreateNetworkObject(Networker, index);
}
else
{
metadata.Clear();
if (position == null && rotation == null)
{
metadata.Clear();
byte transformFlags = 0x1 | 0x2;
ObjectMapper.Instance.MapBytes(metadata, transformFlags);
ObjectMapper.Instance.MapBytes(metadata, go.transform.position, go.transform.rotation);
}
else
{
byte transformFlags = 0x0;
transformFlags |= (byte)(position != null ? 0x1 : 0x0);
transformFlags |= (byte)(rotation != null ? 0x2 : 0x0);
ObjectMapper.Instance.MapBytes(metadata, transformFlags);
if (position != null)
{
ObjectMapper.Instance.MapBytes(metadata, position.Value);
}
if (rotation != null)
{
ObjectMapper.Instance.MapBytes(metadata, rotation.Value);
}
}
obj = netBehavior.CreateNetworkObject(Networker, index, metadata.CompressBytes());
}
go.GetComponent <GameBehavior>().networkObject = (GameNetworkObject)obj;
FinalizeInitialization(go, netBehavior, obj, position, rotation, sendTransform);
return(netBehavior);
}
/// <summary>
/// Check for and return any packets sent to us
/// </summary>
/// <param name="from">SteamId of the player who sent us this packet</param>
/// <returns>Packet in BMSByte format</returns>
public BMSByte Receive(out SteamId from)
{
CheckDisposed();
if (!SteamNetworking.IsP2PPacketAvailable())
{
from = default;
return(null);
}
recBuffer.Clear();
var packet = SteamNetworking.ReadP2PPacket();
if (packet.HasValue)
{
from = packet.Value.SteamId;
recBuffer.SetSize(packet.Value.Data.Length);
recBuffer.byteArr = packet.Value.Data;
return(recBuffer);
}
from = default;
return(null);
}
public BMSByte Receive(ref IPEndPoint remoteEP, ref string endpoint)
{
CheckDisposed();
recBuffer.Clear();
if (endPoint == null)
{
endPoint = new IPEndPoint(IPAddress.Any, 0);
}
// 将数据报接收到数据缓冲区并存储终结点。
// buffer Byte 类型的数组，它是存储接收到的数据的位置。
// remoteEP 按引用传递的 EndPoint，表示远程服务器。
// 返回值 接收到的字节数。
int dataRead = socket.ReceiveFrom(recBuffer.byteArr, ref endPoint);
if (!connections.ContainsKey(endPoint))
{
connections.Add(endPoint, (((IPEndPoint)endPoint).Address.ToString() + HOST_PORT_CHARACTER_SEPARATOR + ((IPEndPoint)endPoint).Port.ToString()));
}
endpoint = connections[endPoint];
//if (dataRead < recBuffer.Size)
// recBuffer = CutArray(recBuffer, dataRead);
recBuffer.SetSize(dataRead);
remoteEP = (IPEndPoint)endPoint;
return(recBuffer);
}
public int Receive(BMSByte buffer, ref EndPoint endpoint)
{
buffer.Clear();
int length = _socket.ReceiveFrom(buffer.byteArr, 0, buffer.byteArr.Length, SocketFlags.None, ref endpoint);
buffer.AugmentSize(length);
return(length);
}
/// <summary>
/// Collect all of the data from all of the packets in this sequence and return it
/// </summary>
/// <returns>The complete packet sequence data</returns>
public BMSByte GetData()
{
data.Clear();
for (int i = 0; i < End; i++)
{
data.BlockCopy(packets[i].rawBytes, 0, packets[i].rawBytes.Length);
}
return(data);
}
public virtual NetworkBehavior InstantiateNetworkBehavior(int pCreateCode = -1, IRPCSerializable pBehaviorData = null, Vector3?pPosition = null, Quaternion?pRotation = null, bool pSendTransform = true)
{
GameObject prefab = _networkBehaviorListSO.behaviorList.GetByCreateCode(pCreateCode);
if (prefab == null)
{
return(null);
}
var go = Instantiate(prefab);
var netBehavior = go.GetComponent <NetworkBehavior>();
NetworkObject obj = null;
if (!pSendTransform && pPosition == null && pRotation == null)
{
obj = netBehavior.CreateNetworkObject(_networker, pCreateCode);
}
else
{
_tmpMetadata.Clear();
if (pPosition == null && pRotation == null)
{
byte transformFlags = 0x1 | 0x2;
ObjectMapper.Instance.MapBytes(_tmpMetadata, transformFlags);
ObjectMapper.Instance.MapBytes(_tmpMetadata, go.transform.position, go.transform.rotation);
}
else
{
byte transformFlags = 0x0;
transformFlags |= (byte)(pPosition != null ? 0x1 : 0x0);
transformFlags |= (byte)(pRotation != null ? 0x2 : 0x0);
ObjectMapper.Instance.MapBytes(_tmpMetadata, transformFlags);
if (pPosition != null)
{
ObjectMapper.Instance.MapBytes(_tmpMetadata, pPosition.Value);
}
if (pRotation != null)
{
ObjectMapper.Instance.MapBytes(_tmpMetadata, pRotation.Value);
}
}
obj = netBehavior.CreateNetworkObject(_networker, pCreateCode, _tmpMetadata.CompressBytes());
}
SetINetworkSceneObject(netBehavior, obj);
SetIRPCSerializable(netBehavior, pBehaviorData);
FinalizeInitialization(go, netBehavior, obj, pPosition, pRotation, pSendTransform);
return(netBehavior);
}
public BMSByte Receive(uint msgSize, out CSteamID from)
{
uint dataRead = 0;
CheckDisposed();
recBuffer.Clear();
recBuffer.SetSize((int)msgSize);
if(SteamNetworking.ReadP2PPacket(recBuffer.byteArr, msgSize, out dataRead, out from))
{
return recBuffer;
}
return null;
}
protected void ReadNetwork()
{
EndPoint readEp = new IPEndPoint(IPAddress.Parse(CommonSocketBase.LOCAL_IPV4), 0);
var buffer = new BMSByte();
buffer.SetArraySize(2048);
try
{
while (true)
{
CancellationSource.Token.ThrowIfCancellationRequested();
buffer.Clear();
ManagedSocket.Receive(buffer, ref readEp);
ProcessMessageRead(buffer, readEp);
}
}
catch (OperationCanceledException) { }
}
/// <summary>
/// Check for and return any packets sent to us
/// </summary>
/// <param name="from">SteamId of the player who sent us this packet</param>
/// <returns>Packet in BMSByte format</returns>
public BMSByte Receive(out SteamId from)
{
CheckDisposed();
recBuffer.Clear();
var packet = SteamNetworking.ReadP2PPacket();
if (packet.HasValue)
{
from = packet.Value.SteamId;
recBuffer.SetSize(packet.Value.Data.Length);
recBuffer.byteArr = packet.Value.Data;
//Logging.BMSLog.Log("packet received from " + from.Value.ToString() + ". Length = " + packet.Value.Data.Length);
return(recBuffer);
}
from = default(SteamId);
return(null);
}
public BMSByte Receive(ref IPEndPoint remoteEP)
{
CheckDisposed();
recBuffer.Clear();
if (endPoint == null)
{
endPoint = new IPEndPoint(IPAddress.Any, 0);
}
int dataRead = socket.ReceiveFrom(recBuffer.byteArr, ref endPoint);
if (!connections.ContainsKey(endPoint))
{
connections.Add(endPoint, (((IPEndPoint)endPoint).Address.ToString() + HOST_PORT_CHARACTER_SEPARATOR + ((IPEndPoint)endPoint).Port.ToString()));
}
recBuffer.SetSize(dataRead);
remoteEP = (IPEndPoint)endPoint;
return(recBuffer);
}
public override void SendInputBuffer(RpcArgs args)
{
lock (_ServerInputQueue)
{
uint seq = args.GetNext <uint>();
if (seq > _LastSequence)
{
//our unreliable input has arrived it will contain multiple inputs
_UnreliableInputBytesRecv.Clear();
_UnreliableInputBytesRecv.Append(args.GetNext <byte[]>());
_LastSequence = seq;
//they should be stored oldest to newest, with newest being the last input collected
for (int i = 0; i < _UnreliableInputBuffer.Length; i++)
{
ulong timestep = UnityObjectMapper.Instance.Map <ulong>(_UnreliableInputBytesRecv);
Vector3 velocity = UnityObjectMapper.Instance.Map <Vector3>(_UnreliableInputBytesRecv);
Quaternion rotation = UnityObjectMapper.Instance.Map <Quaternion>(_UnreliableInputBytesRecv);
if (timestep > _LastInputHandled)
{
_ServerInputQueue.Enqueue(new InputCommand()
{
Time = timestep,
Velocity = velocity,
Rotation = rotation
});
_LastInputHandled = timestep;
}
}
}
else
{
Debug.LogFormat("OOS: {0} {1}", _LastSequence, seq);
}
}
}
public BMSByte Receive(ref IPEndPoint remoteEP, ref string endpoint)
{
try
{
CheckDisposed();
recBuffer.Clear();
if (endPoint == null)
{
endPoint = new IPEndPoint(IPAddress.Any, 0);
}
int dataRead = socket.ReceiveFrom(recBuffer.byteArr, ref endPoint);
if (!connections.ContainsKey(endPoint))
{
connections.Add(endPoint, (((IPEndPoint)endPoint).Address.ToString() + HOST_PORT_CHARACTER_SEPARATOR + ((IPEndPoint)endPoint).Port.ToString()));
}
endpoint = connections[endPoint];
//if (dataRead < recBuffer.Size)
// recBuffer = CutArray(recBuffer, dataRead);
recBuffer.SetSize(dataRead);
remoteEP = (IPEndPoint)endPoint;
return(recBuffer);
}
catch (SocketException)
{
// It would not be uncommon for a socket-exception to occur in the call to socket.ReceiveFrom.
// This should not necessarily lead to concerns.
//throw;
return(recBuffer);
}
}
private void SendInput(ulong timestep, Vector3 velocity, Quaternion rotation)
{
UnityEngine.Profiling.Profiler.BeginSample("SendInput");
#if USE_UNRELIABLE_INPUT
//add the most recent input to the write index
_UnreliableInputBuffer[_UnreliableInputBufferWriteIndex].Time = timestep;
_UnreliableInputBuffer[_UnreliableInputBufferWriteIndex].Velocity = velocity;
_UnreliableInputBuffer[_UnreliableInputBufferWriteIndex].Rotation = rotation;
_UnreliableInputBytesSend.Clear();
//since we always send the full array we can kind of exploit it, and know that writeindex + 1 is the oldest in the list
//then just step forward again the full size and we will be back on the value we just wrote, adding it last
int idx = (_UnreliableInputBufferWriteIndex + 1) % _UnreliableInputBuffer.Length;
for (int i = 0; i < _UnreliableInputBuffer.Length; i++)
{
//we want to send the oldest first so when we check on the server we can just iterate through the args
var input = _UnreliableInputBuffer[idx];
UnityEngine.Profiling.Profiler.BeginSample("Mapping");
UnityObjectMapper.Instance.MapBytes(_UnreliableInputBytesSend, input.Time);
UnityObjectMapper.Instance.MapBytes(_UnreliableInputBytesSend, input.Velocity);
UnityObjectMapper.Instance.MapBytes(_UnreliableInputBytesSend, input.Rotation);
UnityEngine.Profiling.Profiler.EndSample();
idx = (idx + 1) % _UnreliableInputBuffer.Length;
}
_UnreliableInputBufferWriteIndex = (_UnreliableInputBufferWriteIndex + 1) % _UnreliableInputBuffer.Length;
UnityEngine.Profiling.Profiler.BeginSample("SendRPC");
networkObject.SendRpcUnreliable(RPC_SEND_INPUT_BUFFER, Receivers.Server, _Sequence++, _UnreliableInputBytesSend.byteArr);
UnityEngine.Profiling.Profiler.EndSample();
#else
networkObject.SendRpc(RPC_SEND_INPUTS, Receivers.Server, timestep, velocity, rotation);
#endif
UnityEngine.Profiling.Profiler.EndSample();
}
private BMSByte ServerSerialze(int num)
{
cachedData.Clear();
return(ObjectMapper.MapBytes(cachedData, "hello world from the server - " + num));
}
private async void ConnectionReceived(StreamSocketListener sender, StreamSocketListenerConnectionReceivedEventArgs args)
{
BMSByte tmp = new BMSByte();
if (Connections >= MaxConnections)
{
ObjectMapper.MapBytes(tmp, "Max Players Reached On Server");
WriteAndClose(args.Socket, new NetworkingStream(Networking.ProtocolType.TCP).Prepare(this,
NetworkingStream.IdentifierType.Disconnect, null, tmp));
return;
}
// TODO: Setup name
string name = string.Empty;
NetworkingPlayer player = new NetworkingPlayer(ServerPlayerCounter, args.Socket.Information.RemoteAddress.CanonicalName, args.Socket, name);
Players.Add(player);
OnPlayerConnected(player);
tmp.Clear();
ObjectMapper.MapBytes(tmp, player.NetworkId);
Write(player, new NetworkingStream(Networking.ProtocolType.TCP).Prepare(this,
NetworkingStream.IdentifierType.Player, null, tmp));
}
/// <summary>
/// Creates the frame data using the passed in payload
/// </summary>
private void CreateFrame(bool useMask, ulong timestep, byte[] payload, Receivers receivers, int groupId, byte routerId, bool isStream)
{
// If we are to use a mask then generate a random mask
if (useMask)
{
mask = new byte[4];
new Random().NextBytes(mask);
}
StreamData = new BMSByte();
TimeStep = timestep;
GroupId = groupId;
RouterId = routerId;
Receivers = receivers;
UniqueId = UniqueMessageIdCounter++;
// Generate the frame identity
byte[] frame = new byte[10];
// The first byte of the data is always the control byte, which dictates the message type
frame[0] = ControlByte;
int length = payload.Length;
if (isStream)
{
length += 21; // Group id (4), receivers (1), time step (8), unique id (8)
}
else
{
length += 16; // time step (8), unique id (8)
}
if (frame[0] == Binary.CONTROL_BYTE)
{
length += 1;
}
// Determine the length of the payload
int dataStartIndex = 0;
if (length <= 125)
{
frame[1] = (byte)(useMask ? length | 128 : length);
dataStartIndex = 2;
}
else if (length >= 126 && length <= 65535)
{
dataStartIndex = 4;
frame[1] = (byte)(useMask ? 254 : 126);
}
else
{
dataStartIndex = 10;
frame[1] = (byte)(useMask ? 255 : 127);
}
// If the payload is greater than a byte (255) then set the order of the bytes for the length
if (dataStartIndex > 2)
{
int i = 0, j = 2, largestBitIndex = (dataStartIndex - 3) * 8;
// Little endian / Big endian reversal based on mask
//if (mask.Length == 0)
//{
for (i = largestBitIndex; i >= 0; i -= 8)
{
frame[j++] = (byte)((((long)length) >> i) & 255);
}
//} else
//{
// for (i = 0; i <= largestBitIndex; i += 8)
// frame[j++] = (byte)((payload.Length >> i) & 255);
//}
}
// Prepare the stream data with the size so that it doesn't have to keep resizing
StreamData.SetSize(dataStartIndex + mask.Length + length);
StreamData.Clear();
// Add the frame bytes
StreamData.BlockCopy(frame, 0, dataStartIndex);
// Add the mask bytes
StreamData.BlockCopy(mask, 0, mask.Length);
// Setup the int that tracks where the payload begins
payloadStart = dataStartIndex + mask.Length;
// If we are on a stream then use groupId
if (isStream)
{
StreamData.BlockCopy(BitConverter.GetBytes(groupId), 0, sizeof(int));
payloadStart += sizeof(int);
}
// Copy the routerId if this is a binary frame
if (frame[0] == Binary.CONTROL_BYTE)
{
StreamData.BlockCopy(new byte[1] {
routerId
}, 0, sizeof(byte));
payloadStart += 1;
}
// Add the initial payload bytes
StreamData.BlockCopy(payload, 0, payload.Length);
if (isStream)
{
StreamData.BlockCopy(new byte[1] {
(byte)Receivers
}, 0, sizeof(byte));
}
// Add the time step to the end of the frame
StreamData.BlockCopy <ulong>(TimeStep, sizeof(ulong));
// Add the unique message id for this frame just before the timestep frame
StreamData.BlockCopy <ulong>(UniqueId, sizeof(ulong));
if (mask.Length > 0)
{
for (int i = dataStartIndex + mask.Length, j = 0; i < StreamData.Size; i++, j++)
{
StreamData.byteArr[i] = (byte)(StreamData.byteArr[i] ^ mask[j % 4]);
}
}
}
