public override void SerializePhysics(BitStream stream, MyNetworkClient sender, bool highOrientationCompression = false)
{
// Serialize base
base.SerializePhysics(stream, sender);
Vector3D pos = Entity.WorldMatrix.Translation;
if (stream.Writing)
{
var g = MyCubeGridGroups.Static.Physical.GetGroup(Entity);
stream.WriteByte((byte)(g.Nodes.Count - 1)); // Ignoring self
foreach (var node in g.Nodes)
{
// Ignore self, already serialized
if (node.NodeData != Entity)
{
var target = MyMultiplayer.Static.ReplicationLayer.GetProxyTarget((IMyEventProxy)node.NodeData);
// ~26.5 bytes per grid, not bad
NetworkId networkId = MyMultiplayer.Static.ReplicationLayer.GetNetworkIdByObject(target);
PositionUpdateMsg msg = CreatePositionMsg(node.NodeData);
stream.WriteNetworkId(networkId); // ~2 bytes
HalfVector3 posDelta = (HalfVector3)(Vector3)(msg.Position - pos);
stream.Serialize(ref posDelta); // 6 bytes
stream.SerializeNorm(ref msg.Orientation); // 6.5 bytes
stream.Serialize(ref msg.LinearVelocity); // 6 bytes
stream.Serialize(ref msg.AngularVelocity); // 6 bytes
}
}
}
else
{
byte numRecords = stream.ReadByte();
for (int i = 0; i < numRecords; i++)
{
PositionUpdateMsg msg = default(PositionUpdateMsg);
NetworkId networkId = stream.ReadNetworkId();
HalfVector3 posDelta = default(HalfVector3);
stream.Serialize(ref posDelta);
msg.Position = posDelta + pos;
stream.SerializeNorm(ref msg.Orientation);
stream.Serialize(ref msg.LinearVelocity);
stream.Serialize(ref msg.AngularVelocity);
MyCubeGrid grid = MyMultiplayer.Static.ReplicationLayer.GetObjectByNetworkId(networkId) as MyCubeGrid;
if (grid != null)
{
grid.SyncObject.OnPositionUpdate(ref msg, sender);
}
}
}
}
public override void Serialize(BitStream stream, MyClientStateBase forClient, byte packetId, int maxBitPosition)
{
// Client does not care about slave grids, he always synced group through controlled object
Debug.Assert(stream.Reading || !Sync.IsServer || Entity == GetMasterGrid(Entity), "Writing data from SlaveGrid!");
bool apply = !IsControlledLocally;
bool moving = false;
if (stream.Writing)
{
moving = IsMoving(Entity);
stream.WriteBool(moving);
}
else
{
moving = stream.ReadBool();
}
// Serialize this grid
apply = SerializeTransform(stream, Entity, null, m_lowPrecisionOrientation, apply,moving, m_positionValidation, MoveHandler);
SerializeVelocities(stream, Entity, EffectiveSimulationRatio, apply, moving,VelocityHandler);
// Serialize other grids in group
Vector3D basePos = Entity.WorldMatrix.Translation;
if (stream.Writing)
{
UpdateGridMaxSpeed(Entity, Sync.IsServer);
var g = MyCubeGridGroups.Static.PhysicalDynamic.GetGroup(Entity);
if (g == null)
{
stream.WriteByte(0);
}
else
{
m_groups.Clear();
int i= -1;
foreach (var node in g.Nodes)
{
i++;
if(i < m_currentSentPosition)
{
continue;
}
if (i == m_currentSentPosition + NUM_NODES_TO_SEND_ALL)
{
break;
}
var target = MyMultiplayer.Static.ReplicationLayer.GetProxyTarget((IMyEventProxy)node.NodeData);
if (node.NodeData != Entity && !node.NodeData.IsStatic && target != null)
{
m_groups.Add(node.NodeData);
}
}
m_currentSentPosition = i;
if (m_currentSentPosition >= g.Nodes.Count-1)
{
m_currentSentPosition = 0;
}
stream.WriteByte((byte)m_groups.Count); // Ignoring self
foreach (var node in m_groups)
{
var target = MyMultiplayer.Static.ReplicationLayer.GetProxyTarget((IMyEventProxy)node);
// ~26.5 bytes per grid, not bad
NetworkId networkId = MyMultiplayer.Static.ReplicationLayer.GetNetworkIdByObject(target);
stream.WriteNetworkId(networkId); // ~2 bytes
moving = IsMoving(node);
stream.WriteBool(moving);
SerializeTransform(stream, node, basePos, true, apply, moving,null, null); // 12.5 bytes
SerializeVelocities(stream, node, EffectiveSimulationRatio, apply, moving); // 12 byte
UpdateGridMaxSpeed(node, Sync.IsServer);
}
}
SerializeRopeData(stream, apply, gridsGroup: m_groups);
}
else
{
UpdateGridMaxSpeed(Entity, !Sync.IsServer);
byte numRecords = stream.ReadByte();
for (int i = 0; i < numRecords; i++)
{
NetworkId networkId = stream.ReadNetworkId(); // ~2 bytes
MyCubeGridReplicable replicable = MyMultiplayer.Static.ReplicationLayer.GetObjectByNetworkId(networkId) as MyCubeGridReplicable;
MyCubeGrid grid = replicable != null ? replicable.Grid : null;
moving = stream.ReadBool();
SerializeTransform(stream, grid, basePos, true, apply && grid != null,moving, null, null); // 12.5 bytes
SerializeVelocities(stream, grid, EffectiveSimulationRatio, apply && grid != null, moving); // 12 bytes
UpdateGridMaxSpeed(grid,!Sync.IsServer);
}
SerializeRopeData(stream, apply);
}
}
