public void HandlePacket(CSVCMsgPacketEntities message)
{
var headerCount = message.UpdatedEntries;
var updateType = UpdateType.PreserveEnt;
var updateFlags = UpdateFlags.Zero;
var headerBase = -1;
var newEntity = -1;
var bitBuffer = new BitBuffer(message.EntityData);
while (updateType < UpdateType.Finished)
{
var isEntity = --headerCount >= 0;
if (isEntity)
{
updateFlags = UpdateFlags.Zero;
newEntity = headerBase + 1 + (int)bitBuffer.ReadUBitVar();
headerBase = newEntity;
if (!bitBuffer.ReadOneBit())
{
if (bitBuffer.ReadOneBit())
{
updateFlags |= UpdateFlags.EnterPvs;
}
}
else
{
updateFlags |= UpdateFlags.LeavePvs;
if (bitBuffer.ReadOneBit())
{
updateFlags |= UpdateFlags.Delete;
}
}
}
for (updateType = UpdateType.PreserveEnt; updateType == UpdateType.PreserveEnt;)
{
if (!isEntity || newEntity > EntitySentinel)
{
updateType = UpdateType.Finished;
}
else if ((updateFlags & UpdateFlags.EnterPvs) == UpdateFlags.EnterPvs)
{
updateType = UpdateType.EnterPVS;
}
else if ((updateFlags & UpdateFlags.LeavePvs) == UpdateFlags.LeavePvs)
{
updateType = UpdateType.LeavePVS;
}
else
{
updateType = UpdateType.DeltaEnt;
}
switch (updateType)
{
case UpdateType.EnterPVS:
{
var classId = bitBuffer.ReadUBitLong(_serverClassBits);
var serialNum = bitBuffer.ReadUBitLong(10);
var ent = AddEntity(newEntity, (int)classId, serialNum);
var baselineTable = _netClient.GetStringTable("instancebaseline");
byte[] baselineData;
if (baselineTable.TryGetUserData(ent.ClassId.ToString(), out baselineData))
{
ReadNewEntity(new BitBuffer(baselineData), ent);
}
ReadNewEntity(bitBuffer, ent);
break;
}
case UpdateType.LeavePVS:
{
Debug.Assert(message.IsDelta);
RemoveEntity(newEntity);
break;
}
case UpdateType.DeltaEnt:
{
var ent = FindEntity(newEntity);
Debug.Assert(ent != null, "Attempted to update a non-existent entity!");
if (ent == null)
{
return;
}
ReadNewEntity(bitBuffer, ent);
break;
}
case UpdateType.PreserveEnt:
{
Debug.Assert(message.IsDelta);
Debug.Assert(newEntity < 1 << 11);
break;
}
}
}
}
}
private void HandlePacket(CSVCMsgPacketEntities message)
{
EntityManager.HandlePacket(message);
}