public override bool Serialize(BitStream stream, EndpointId forClient, uint timestamp, byte packetId, int maxBitPosition)
{
bool lowPrecisionOrientation = true;
bool applyWhenReading = true;
SetSupport(FindSupportDelegate());
if (stream.Writing)
{
bool moving = IsMoving(Entity);
stream.WriteBool(moving);
SerializeVelocities(stream, Entity, MyEntityPhysicsStateGroup.EffectiveSimulationRatio, applyWhenReading, moving);
SerializeTransform(stream, Entity, null, lowPrecisionOrientation, applyWhenReading, moving, timestamp);
}
else
{
bool moving = stream.ReadBool();
// reading
SerializeServerVelocities(stream, Entity, MyEntityPhysicsStateGroup.EffectiveSimulationRatio, moving, ref Entity.m_serverLinearVelocity, ref Entity.m_serverAngularVelocity);
applyWhenReading = SerializeServerTransform(stream, Entity, null, moving, timestamp, lowPrecisionOrientation,
ref Entity.m_serverPosition, ref Entity.m_serverOrientation, ref Entity.m_serverWorldMatrix, m_positionValidation);
if (applyWhenReading && moving)
{
Entity.PositionComp.SetWorldMatrix(Entity.m_serverWorldMatrix, null, true);
Entity.SetSpeedsAccordingToServerValues();
}
}
SerializeFriction(stream, Entity);
SerializeActive(stream, Entity);
return true;
}
public static bool CompressedQuaternionUnitTest()
{
var stream = new VRage.Library.Collections.BitStream();
stream.ResetWrite();
Quaternion q = Quaternion.Identity;
stream.WriteQuaternionNormCompressed(q);
stream.ResetRead();
var q2 = stream.ReadQuaternionNormCompressed();
bool fail = !q.Equals(q2, 1 / 511.0f);
stream.ResetWrite();
q = Quaternion.CreateFromAxisAngle(Vector3.Forward, (float)Math.PI / 3.0f);
stream.WriteQuaternionNormCompressed(q);
stream.ResetRead();
q2 = stream.ReadQuaternionNormCompressed();
fail |= !q.Equals(q2, 1 / 511.0f);
stream.ResetWrite();
var v = new Vector3(1, -1, 3);
v.Normalize();
q = Quaternion.CreateFromAxisAngle(v, (float)Math.PI / 3.0f);
stream.WriteQuaternionNormCompressed(q);
stream.ResetRead();
q2 = stream.ReadQuaternionNormCompressed();
fail |= !q.Equals(q2, 1 / 511.0f);
return(fail);
}
public override void Serialize(BitStream stream,uint serverTimeStamp)
{
if (stream.Writing)
Write(stream);
else
Read(stream, serverTimeStamp);
}
public BitReaderWriter(IBitSerializable writeData)
{
m_writeData = writeData;
m_readStream = null;
m_readStreamPosition = 0;
IsReading = false;
}
protected void SerializeActive(BitStream stream, MyEntity entity)
{
if (stream.Writing)
{
if (entity.Physics.RigidBody != null && entity.Physics.RigidBody.IsActive)
stream.WriteBool(true);
else
stream.WriteBool(false);
}
else
{
// reading
bool isActive = stream.ReadBool();
if (entity != null && entity.Physics != null)
{
HkRigidBody rb = entity.Physics.RigidBody;
if (rb != null)
{
if (isActive)
rb.Activate();
else
rb.Deactivate();
}
}
}
}
private BitReaderWriter(BitStream readStream, int readPos)
{
m_writeData = null;
m_readStream = readStream;
m_readStreamPosition = readPos;
IsReading = true;
}
public void Serialize(BitStream stream, MyClientStateBase forClient, byte packetId, int maxBitPosition)
{
SmallBitField dirtyFlags;
if (stream.Writing)
{
var data = m_clientData[forClient];
dirtyFlags = data.DirtyProperties;
stream.WriteUInt64(dirtyFlags.Bits, m_properties.Count);
}
else
{
dirtyFlags.Bits = stream.ReadUInt64(m_properties.Count);
}
for (int i = 0; i < m_properties.Count; i++)
{
if (dirtyFlags[i])
{
m_properties[i].Serialize(stream, false); // Received from server, don't validate
if (stream.Reading) // Received from server, it's no longer dirty
m_dirtyProperties[i] = false;
}
}
if (stream.Writing && stream.BitPosition <= maxBitPosition)
{
var data = m_clientData[forClient];
data.PacketId = packetId;
data.SentProperties.Bits = data.DirtyProperties.Bits;
data.DirtyProperties.Bits = 0;
}
}
public override void Serialize(BitStream stream)
{
if (stream.Writing)
Write(stream);
else
Read(stream);
}
public void Write(BitStream stream)
{
// TODO: this is suboptimal
if (stream == null || m_writeData == null)
{
if (stream == null)
Debug.Fail("BitReaderWriter - Write - stream is null");
if ( m_writeData == null)
Debug.Fail("BitReaderWriter - Write - m_writeData is null");
return;
}
// Store old bit position
int pos = stream.BitPosition;
// Write data
m_writeData.Serialize(stream, false);
// Measure data len
int len = stream.BitPosition - pos;
// Restore old position
stream.SetBitPositionWrite(pos);
// Write data len
stream.WriteVariant((uint)len);
// Write data again
m_writeData.Serialize(stream, false);
}
public static BitReaderWriter ReadFrom(BitStream stream)
{
Debug.Assert(stream.Reading, "Read stream should be set for reading!");
// Move current position after the data
uint dataBitLen = stream.ReadUInt32Variant();
var reader = new BitReaderWriter(stream, stream.BitPosition);
stream.SetBitPositionRead(stream.BitPosition + (int)dataBitLen);
return reader;
}
void Write(BitStream stream)
{
// TODO: Make sure sleeping, server controlled entities are not moving locally (or they can be but eventually their position should be corrected)
stream.WriteBool(MySession.ControlledEntity != null);
if (MySession.ControlledEntity == null)
{
Vector3D pos = MySpectatorCameraController.Static.Position;
stream.WriteDouble(pos.X);
stream.WriteDouble(pos.Y);
stream.WriteDouble(pos.Z);
}
else
{
var controlledEntity = MySession.ControlledEntity.Entity.GetTopMostParent();
// Send controlled entity every other frame to server
if (MyMultiplayer.Static.FrameCounter % 2 == 0)
{
// TODO: Write additional client data, context
if (controlledEntity != null && controlledEntity.SyncFlag && ((MySyncEntity)controlledEntity.SyncObject).ResponsibleForUpdate(Sync.Clients.LocalClient))
{
stream.WriteInt64(controlledEntity.EntityId);
switch (MyGuiScreenTerminal.GetCurrentScreen())
{
case MyTerminalPageEnum.Inventory:
stream.WriteInt32((int)MyContextKind.Inventory, 2);
break;
case MyTerminalPageEnum.ControlPanel:
stream.WriteInt32((int)MyContextKind.Terminal, 2);
break;
case MyTerminalPageEnum.Production:
stream.WriteInt32((int)MyContextKind.Production, 2);
break;
default:
stream.WriteInt32((int)MyContextKind.None, 2);
break;
}
if (MyGuiScreenTerminal.InteractedEntity != null)
{
stream.WriteInt64(MyGuiScreenTerminal.InteractedEntity.EntityId);
}
else
{
stream.WriteInt64(0);
}
((MySyncEntity)controlledEntity.SyncObject).SerializePhysics(stream, null);
}
}
}
}
protected override void WriteInternal(BitStream stream, MyEntity controlledEntity)
{
MyContextKind context = GetContextByPage(MyGuiScreenTerminal.GetCurrentScreen());
stream.WriteInt32((int)context, 2);
if (context != MyContextKind.None)
{
var entityId = MyGuiScreenTerminal.InteractedEntity != null ? MyGuiScreenTerminal.InteractedEntity.EntityId : 0;
stream.WriteInt64(entityId);
}
}
private void Write(BitStream stream)
{
// TODO: Make sure sleeping, server controlled entities are not moving locally (or they can be but eventually their position should be corrected)
MyEntity controlledEntity = GetControlledEntity();
WriteShared(stream, controlledEntity);
if (controlledEntity != null)
{
WriteInternal(stream, controlledEntity);
WritePhysics(stream, controlledEntity);
}
}
protected override void ReadInternal(BitStream stream, MyNetworkClient sender, MyEntity controlledEntity)
{
Context = (MyContextKind)stream.ReadInt32(2);
if (Context != MyContextKind.None)
{
long entityId = stream.ReadInt64();
ContextEntity = MyEntities.GetEntityByIdOrDefault(entityId);
}
else
{
ContextEntity = null;
}
}
public override bool Serialize(BitStream stream, EndpointId forClient,uint timeStamp, byte packetId, int maxBitPosition)
{
base.Serialize(stream, forClient,timeStamp, packetId, maxBitPosition);
if (stream.Writing)
{
// Head and spine stuff, 36 - 152b (4.5B - 19 B)
stream.WriteHalf(Entity.HeadLocalXAngle); // 2B
stream.WriteHalf(Entity.HeadLocalYAngle); // 2B
// TODO: Spine has only one angle (bending forward backward)
// Getting EULER angles from Matrix seems good way to get it (z-component)
stream.WriteQuaternionNormCompressedIdentity(Entity.GetAdditionalRotation(Entity.Definition.SpineBone)); // 1b / 30b
stream.WriteQuaternionNormCompressedIdentity(Entity.GetAdditionalRotation(Entity.Definition.HeadBone)); // 1b / 30b
// Movement state, 2B
stream.WriteUInt16((ushort)Entity.GetCurrentMovementState());
// Movement flag.
stream.WriteUInt16((ushort)Entity.MovementFlags);
// Flags, 6 bits
bool hasJetpack = Entity.JetpackComp != null;
stream.WriteBool(hasJetpack ? Entity.JetpackComp.TurnedOn : false);
stream.WriteBool(hasJetpack ? Entity.JetpackComp.DampenersTurnedOn : false);
stream.WriteBool(Entity.LightEnabled); // TODO: Remove
stream.WriteBool(Entity.ZoomMode == MyZoomModeEnum.IronSight);
stream.WriteBool(Entity.RadioBroadcaster.WantsToBeEnabled); // TODO: Remove
stream.WriteBool(Entity.TargetFromCamera);
stream.WriteNormalizedSignedVector3(Entity.MoveIndicator, 8);
float speed = Entity.Physics.CharacterProxy != null ? Entity.Physics.CharacterProxy.Speed : 0.0f;
stream.WriteFloat(speed);
stream.WriteFloat(Entity.RotationIndicator.X);
stream.WriteFloat(Entity.RotationIndicator.Y);
stream.WriteFloat(Entity.RollIndicator);
}
else
{
Vector3 move;
MyCharacterNetState charNetState = ReadCharacterState(stream);
if (!IsControlledLocally && !Entity.Closed)
{
Entity.SetStateFromNetwork(ref charNetState);
}
}
return true;
}
public void Serialize(BitStream stream, Type baseType, ref Type obj)
{
if (stream.Reading)
{
var id = new TypeId(stream.ReadUInt32());
obj = MyMultiplayer.Static.ReplicationLayer.GetType(id);
}
else
{
var id = MyMultiplayer.Static.ReplicationLayer.GetTypeId(obj);
stream.WriteUInt32(id);
}
}
public bool Serialize(BitStream stream, bool validate)
{
if (stream.Reading)
{
SenderUserId = stream.ReadInt64();
NumElements = stream.ReadInt32();
stream.ReadBytes(CompressedVoiceBuffer, 0,NumElements);
}
else
{
stream.WriteInt64(SenderUserId);
stream.WriteInt32(NumElements);
stream.WriteBytes(CompressedVoiceBuffer, 0, NumElements);
}
return true;
}
private void Read(BitStream stream)
{
MyNetworkClient sender;
if (!Sync.Clients.TryGetClient(EndpointId.Value, out sender))
{
Debug.Fail("Unknown sender");
return;
}
MyEntity controlledEntity;
ReadShared(stream, sender, out controlledEntity);
if (controlledEntity != null)
{
ReadInternal(stream, sender, controlledEntity);
ReadPhysics(stream, sender, controlledEntity);
}
}
public void Write(BitStream stream)
{
// TODO: this is suboptimal
// Store old bit position
int pos = stream.BitPosition;
// Write data
m_writeData.Serialize(stream, false);
// Measure data len
int len = stream.BitPosition - pos;
// Restore old position
stream.SetBitPositionWrite(pos);
// Write data len
stream.WriteVariant((uint)len);
// Write data again
m_writeData.Serialize(stream, false);
}
public override bool Serialize(BitStream stream, EndpointId forClient, uint timestamp, byte packetId, int maxBitPosition)
{
bool lowPrecisionOrientation = true;
bool applyWhenReading = true;
if (stream.Writing)
{
bool moving = IsMoving(Entity);
stream.WriteBool(moving);
SerializeVelocities(stream, Entity, MyEntityPhysicsStateGroup.EffectiveSimulationRatio, applyWhenReading, moving);
SerializeTransform(stream, Entity, null, lowPrecisionOrientation, applyWhenReading, moving, timestamp);
}
else
{
bool moving = stream.ReadBool();
// reading
SerializeServerVelocities(stream, Entity, MyEntityPhysicsStateGroup.EffectiveSimulationRatio, moving, ref Entity.m_serverLinearVelocity, ref Entity.m_serverAngularVelocity);
float positionTolerancy = Math.Max(Entity.PositionComp.MaximalSize * 0.1f, 0.1f);
float smallSpeed = 0.1f;
if (Entity.m_serverLinearVelocity == Vector3.Zero || Entity.m_serverLinearVelocity.Length() < smallSpeed)
{
positionTolerancy = Math.Max(Entity.PositionComp.MaximalSize * 0.5f, 1.0f);
}
applyWhenReading = SerializeServerTransform(stream, Entity, null, moving, timestamp, lowPrecisionOrientation, positionTolerancy,
ref Entity.m_serverPosition, ref Entity.m_serverOrientation, ref Entity.m_serverWorldMatrix, m_positionValidation);
if (applyWhenReading && moving)
{
Entity.PositionComp.SetWorldMatrix(Entity.m_serverWorldMatrix, null, true);
Entity.SetSpeedsAccordingToServerValues();
}
}
SerializeFriction(stream, Entity);
SerializeActive(stream, Entity);
return true;
}
private void WritePlanetSectors(BitStream stream)
{
stream.WriteInt32(0x42424242);
var planets = MyPlanets.GetPlanets();
stream.WriteInt32(planets.Count);
foreach (var planet in planets)
{
stream.WriteInt64(planet.EntityId);
foreach (var sector in planet.EnvironmentSectors.Values)
{
if (sector.HasPhysics || sector.ServerOwned)
{
stream.WriteInt64(sector.SectorId.Pack64());
}
}
// don't know how many in advance so I will use -1 termination instead of count.
stream.WriteInt64(-1);
}
}
public void EnqueueEvent(BitStream stream, NetworkId objectInstance, uint eventId, EndpointId sender)
{
int requiredByteSize = stream.ByteLength - stream.BytePosition + 1;
var e = ObtainEvent();
e.Stream.ResetWrite();
e.Stream.WriteBitStream(stream);
e.Stream.ResetRead();
e.ObjectInstance = objectInstance;
e.EventId = eventId;
e.Sender = sender;
List<BufferedEvent> events;
if (!m_buffer.TryGetValue(objectInstance, out events))
{
events = ObtainList();
m_buffer.Add(objectInstance, events);
}
events.Add(e);
}
internal override void ProcessEvent(BitStream stream, CallSite site, object obj, IMyNetObject sendAs, EndpointId source)
{
// Client blindly invokes everything received from server (without validation)
Invoke(site, stream, obj, source, null, false);
}
protected override void ProcessEvent(BitStream stream, NetworkId networkId, uint eventId, EndpointId sender)
{
if (networkId.IsValid && m_pendingReplicables.ContainsKey(networkId))
{
m_eventBuffer.EnqueueEvent(stream, networkId, eventId, sender);
}
else
{
base.ProcessEvent(stream, networkId, eventId, sender);
}
}
internal override bool DispatchEvent(BitStream stream, CallSite site, EndpointId target, IMyNetObject instance, float unreliablePriority)
{
Debug.Assert(site.HasServerFlag, String.Format("Event '{0}' does not have server flag, it can't be invoked on server!", site));
if (site.HasServerFlag)
{
m_callback.SendEvent(stream, site.IsReliable);
//Client.SendMessageToServer(stream, site.Reliability, PacketPriorityEnum.LOW_PRIORITY, MyChannelEnum.Replication);
}
else if (site.HasClientFlag)
{
// Invoke locally only when it has ClientFlag and no ServerFlag
return true;
}
return false;
}
public void WriteBitStream(BitStream readStream)
{
// Make better, preferably by reading to aligned area
int numBits = readStream.BitLength - readStream.m_bitPosition;
while (numBits > 0)
{
int readBits = Math.Min(64, numBits);
ulong value = readStream.ReadUInt64(readBits);
WriteUInt64(value, readBits);
numBits -= readBits;
}
}
private void SerializeRopeData(BitStream stream, bool applyWhenReading, List<MyCubeGrid> gridsGroup = null)
{
if (MyRopeComponent.Static == null)
return;
if (stream.Writing)
{
m_tmpRopes.Clear();
m_tmpRopeGrids.Clear();
m_tmpRopeGrids.Add(Entity);
Debug.Assert(gridsGroup != null);
if (gridsGroup != null)
{
foreach (var grid in gridsGroup)
m_tmpRopeGrids.Add(grid);
}
MyRopeComponent.Static.GetRopesForGrids(m_tmpRopeGrids, m_tmpRopes);
MyRopeData ropeData;
stream.WriteUInt16((ushort)m_tmpRopes.Count);
foreach (var rope in m_tmpRopes)
{
var ropeProxyTarget = MyMultiplayer.Static.ReplicationLayer.GetProxyTarget((IMyEventProxy)rope);
NetworkId ropeNetworkId = MyMultiplayer.Static.ReplicationLayer.GetNetworkIdByObject(ropeProxyTarget);
stream.WriteNetworkId(ropeNetworkId);
//TODO - MyRopeComponent should be rewritten to singleton
MyRopeComponent.GetRopeData(rope.EntityId, out ropeData);
stream.WriteFloat(ropeData.CurrentRopeLength);
}
m_tmpRopes.Clear();
m_tmpRopeGrids.Clear();
}
else
{
uint ropesCount = stream.ReadUInt16();
for (uint i = 0; i < ropesCount; ++i)
{
NetworkId ropeNetworkId = stream.ReadNetworkId();
float ropeLength = stream.ReadFloat();
MyRopeReplicable replicable = MyMultiplayer.Static.ReplicationLayer.GetObjectByNetworkId(ropeNetworkId) as MyRopeReplicable;
MyRope rope = replicable != null ? replicable.Instance : null;
if (rope != null && applyWhenReading)
MyRopeComponent.Static.SetRopeLengthSynced(rope.EntityId, ropeLength);
}
}
}
public override bool Serialize(BitStream stream, EndpointId forClient,uint timestamp, 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, timestamp, m_positionValidation, MoveHandler);
SerializeVelocities(stream, Entity, EffectiveSimulationRatio, apply, moving,VelocityHandler);
// Serialize other grids in group
Vector3D basePos = Entity.WorldMatrix.Translation;
if (stream.Writing)
{
bool fullyWritten = true;
UpdateGridMaxSpeed(Entity, Sync.IsServer);
var g = MyCubeGridGroups.Static.PhysicalDynamic.GetGroup(Entity);
if (g == null)
{
stream.WriteBool(false);
}
else
{
m_groups.Clear();
int i = 0;
foreach (var node in g.Nodes)
{
i++;
if (ResponsibleForUpdate(node.NodeData, forClient))
{
continue;
}
if(i < m_currentSentPosition)
{
continue;
}
var target = MyMultiplayer.Static.ReplicationLayer.GetProxyTarget((IMyEventProxy)node.NodeData);
int pos = stream.BitPosition;
if (node.NodeData != Entity && !node.NodeData.IsStatic && target != null)
{
stream.WriteBool(true);
// ~26.5 bytes per grid, not bad
NetworkId networkId = MyMultiplayer.Static.ReplicationLayer.GetNetworkIdByObject(target);
stream.WriteNetworkId(networkId); // ~2 bytes
moving = IsMoving(node.NodeData);
stream.WriteBool(moving);
SerializeTransform(stream, node.NodeData, basePos, m_lowPrecisionOrientation, apply, moving, timestamp, null, null); // 12.5 bytes
SerializeVelocities(stream, node.NodeData, EffectiveSimulationRatio, apply, moving); // 12 byte
UpdateGridMaxSpeed(node.NodeData, Sync.IsServer);
m_groups.Add(node.NodeData);
m_currentSentPosition++;
}
if (stream.BitPosition > maxBitPosition)
{
stream.SetBitPositionWrite(pos);
fullyWritten = false;
m_currentSentPosition--;
break;
}
if (i == g.Nodes.Count)
{
m_currentSentPosition = 0;
}
}
stream.WriteBool(false);
}
stream.WriteBool(fullyWritten);
if (fullyWritten)
{
SerializeRopeData(stream, apply, gridsGroup: m_groups);
}
return fullyWritten;
}
else
{
UpdateGridMaxSpeed(Entity, !Sync.IsServer);
while (stream.ReadBool())
{
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, m_lowPrecisionOrientation, apply && grid != null, moving, timestamp, null, null); // 12.5 bytes
SerializeVelocities(stream, grid, EffectiveSimulationRatio, apply && grid != null, moving); // 12 bytes
UpdateGridMaxSpeed(grid,!Sync.IsServer);
}
if (stream.ReadBool())
{
SerializeRopeData(stream, apply);
}
}
return true;
}
void IReplicationServerCallback.SendEvent(BitStream stream, bool reliable, EndpointId endpoint)
{
SyncLayer.TransportLayer.SendMessage(MyMessageId.RPC, stream, reliable, endpoint);
}
void IReplicationServerCallback.SendStateSync(BitStream stream, EndpointId endpoint,bool reliable)
{
SyncLayer.TransportLayer.SendMessage(MyMessageId.SERVER_STATE_SYNC, stream, reliable, endpoint);
}
void IReplicationServerCallback.SendReplicationDestroy(BitStream stream, EndpointId endpoint)
{
SyncLayer.TransportLayer.SendMessage(MyMessageId.REPLICATION_DESTROY, stream, true, endpoint);
}
public static TypeId ReadTypeId(this VRage.Library.Collections.BitStream stream)
{
return(new TypeId(stream.ReadUInt32Variant()));
}
public static void WriteNetworkId(this VRage.Library.Collections.BitStream stream, NetworkId networkId)
{
stream.WriteVariant((uint)networkId.Value);
}
public static void WriteTypeId(this VRage.Library.Collections.BitStream stream, TypeId typeId)
{
stream.WriteVariant((uint)typeId.Value);
}