/// <summary>
/// Sends data synchronously, ignores any exceptions, thread-safe
/// </summary>
/// <param name="sender">Sending client object</param>
/// <param name="data">The payload</param>
/// <param name="ep">Receiver's endpoint</param>
/// <returns>True on success, false otherwise</returns>
internal static bool SecureOut(UdpClient sender, NetPacket data, IPEndPoint ep)
{
try
{
lock (ol) sender.Send(data, data.Length, ep);
return true;
}
catch { }
return false;
}
/// <summary>Reads a single game object's data from the packet</summary>
/// <param name="np"></param>
/// <returns></returns>
private static GameObj ReadEntData(NetPacket np)
{
uint id = np.ReadUInt();
GameObj ret;
string cls = np.ReadString();
if ((ret = PaintKiller.GetObj(id)) == null)
ret = (GameObj)Type.GetType(cls).GetConstructor(new Type[] { typeof(uint) }).Invoke(new object[] { id });
ret.SetHM(np.ReadShort(), np.ReadShort());
ret.state = np.ReadByte();
ret.frame = np.ReadByte();
ret.dir = np.ReadFloat();
ret.ang = new Vector2(np.ReadFloat(), np.ReadFloat());
ret.spd = new Vector2(np.ReadFloat(), np.ReadFloat());
ret.pos = new Vector2(np.ReadFloat(), np.ReadFloat());
ret.fce = new Vector2(np.ReadFloat(), np.ReadFloat());
if (ret is GEC)
{
GEC g = (GEC)ret;
g.gfx = PaintKiller.GetTex(np.ReadString());
g.SetPrefs(np.ReadByte());
}
else if (ret is GPChain) ((GPChain)ret).SetBolt(new Vector2(np.ReadFloat(), np.ReadFloat()));
return ret;
}
/// <summary>Sends a packet to a specific endpoint</summary>
/// <param name="np">The payload</param>
/// <param name="ep">Client's endpoint</param>
private void Send(NetPacket np, IPEndPoint ep)
{
Net.SecureOut(server, np, ep);
}
/// <summary>Writes data of a single game object into a packet</summary>
/// <param name="data">The output packet</param>
/// <param name="go">A game object to extract data from</param>
private void WriteData(NetPacket.Factory data, GameObj go)
{
data.WriteUInt(go.ID);
data.WriteString(go.GetType().FullName);
data.WriteShort(go.hp);
data.WriteShort(go.mp);
data.WriteByte(go.state);
data.WriteByte(go.frame);
data.WriteFloat(go.dir);
data.WriteFloat(go.ang.X);
data.WriteFloat(go.ang.Y);
data.WriteFloat(go.spd.X);
data.WriteFloat(go.spd.Y);
data.WriteFloat(go.pos.X);
data.WriteFloat(go.pos.Y);
data.WriteFloat(go.fce.X);
data.WriteFloat(go.fce.Y);
// TODO: Add a member method into GameObj for writing/reading?
if (go is GEC)
{
GEC g = (GEC)go;
data.WriteString(g.gfx.Name);
data.WriteByte(g.GetPrefs());
}
else if (go is GPChain)
{
GPChain g = (GPChain)go;
data.WriteFloat(g.GetBoltDest().X);
data.WriteFloat(g.GetBoltDest().Y);
}
}
/// <summary>Sends a packet to all registered clients</summary>
/// <param name="np">The payload</param>
private void Broadcast(NetPacket np)
{
for (int i = 1; i < 4; ++i)
if (PaintKiller.P[i] != null)
Send(np, PaintKiller.P[i].ep);
}
