public void ProcessStateUpdatePacket(byte[] packetData, int fromClientIndex)
{
int readNumAvatarStates = 0;
int readNumStateUpdates = 0;
Context.ConnectionData connectionData = context.GetServerConnectionData(fromClientIndex);
Network.PacketHeader readPacketHeader;
if (ReadStateUpdatePacket(packetData, out readPacketHeader, out readNumAvatarStates, ref readAvatarStateQuantized, out readNumStateUpdates, ref readCubeIds, ref readNotChanged, ref readHasDelta, ref readPerfectPrediction, ref readHasPredictionDelta, ref readBaselineSequence, ref readCubeState, ref readCubeDelta, ref readPredictionDelta))
{
// unquantize avatar states
for (int i = 0; i < readNumAvatarStates; ++i)
{
AvatarState.Unquantize(ref readAvatarStateQuantized[i], out readAvatarState[i]);
}
// ignore any updates from a client with a different reset sequence #
if (context.GetResetSequence() != readPacketHeader.resetSequence)
{
return;
}
// decode the predicted cube states from baselines
DecodePrediction(connectionData.receiveDeltaBuffer, readPacketHeader.sequence, context.GetResetSequence(), readNumStateUpdates, ref readCubeIds, ref readPerfectPrediction, ref readHasPredictionDelta, ref readBaselineSequence, ref readCubeState, ref readPredictionDelta);
// decode the not changed and delta cube states from baselines
DecodeNotChangedAndDeltas(connectionData.receiveDeltaBuffer, context.GetResetSequence(), readNumStateUpdates, ref readCubeIds, ref readNotChanged, ref readHasDelta, ref readBaselineSequence, ref readCubeState, ref readCubeDelta);
// add the cube states to the receive delta buffer
AddPacketToDeltaBuffer(ref connectionData.receiveDeltaBuffer, readPacketHeader.sequence, context.GetResetSequence(), readNumStateUpdates, ref readCubeIds, ref readCubeState);
// apply the state updates to cubes
context.ApplyCubeStateUpdates(readNumStateUpdates, ref readCubeIds, ref readCubeState, fromClientIndex, 0, enableJitterBuffer);
// apply avatar state updates
context.ApplyAvatarStateUpdates(readNumAvatarStates, ref readAvatarState, fromClientIndex, 0);
// process the packet header
connectionData.connection.ProcessPacketHeader(ref readPacketHeader);
}
}
public bool AddStateUpdatePacket(byte[] packetData, DeltaBuffer receiveDeltaBuffer, ushort resetSequence, out long packetFrameNumber)
{
Network.PacketHeader packetHeader;
ReadStateUpdatePacketHeader(packetData, out packetHeader);
packetFrameNumber = packetHeader.frameNumber;
int entryIndex = sequenceBuffer.Insert(packetHeader.frameNumber);
if (entryIndex < 0)
{
return(false);
}
bool result = true;
Profiler.BeginSample("ProcessStateUpdatePacket");
JitterBufferEntry entry = sequenceBuffer.Entries[entryIndex];
if (ReadStateUpdatePacket(packetData, out entry.packetHeader, out entry.numAvatarStates, ref entry.avatarStateQuantized, out entry.numStateUpdates, ref entry.cubeIds, ref entry.notChanged, ref entry.hasDelta, ref entry.perfectPrediction, ref entry.hasPredictionDelta, ref entry.baselineSequence, ref entry.cubeState, ref entry.cubeDelta, ref entry.predictionDelta))
{
for (int i = 0; i < entry.numAvatarStates; ++i)
{
AvatarState.Unquantize(ref entry.avatarStateQuantized[i], out entry.avatarState[i]);
}
DecodePrediction(receiveDeltaBuffer, resetSequence, entry.packetHeader.sequence, entry.numStateUpdates, ref entry.cubeIds, ref entry.perfectPrediction, ref entry.hasPredictionDelta, ref entry.baselineSequence, ref entry.cubeState, ref entry.predictionDelta);
DecodeNotChangedAndDeltas(receiveDeltaBuffer, resetSequence, entry.numStateUpdates, ref entry.cubeIds, ref entry.notChanged, ref entry.hasDelta, ref entry.baselineSequence, ref entry.cubeState, ref entry.cubeDelta);
}
else
{
sequenceBuffer.Remove(packetHeader.frameNumber);
result = false;
}
Profiler.EndSample();
return(result);
}
public bool AddUpdatePacket(byte[] packet, DeltaBuffer receiveBuffer, ushort resetId, out long frame)
{
PacketHeader header;
ReadUpdateHeader(packet, out header);
frame = header.frame;
int entryId = buffer.Insert(header.frame);
if (entryId < 0)
{
return(false);
}
var result = true;
Profiler.BeginSample("ProcessStateUpdatePacket");
var e = buffer.entries[entryId];
if (ReadUpdatePacket(packet, out e.header, out e.avatarCount, ref e.avatarsQuantized, out e.cubeCount, ref e.cubeIds, ref e.notChanged, ref e.hasDelta, ref e.hasPerfectPrediction, ref e.hasPrediction, ref e.baselineIds, ref e.cubes, ref e.deltas, ref e.predictions)
)
{
for (int i = 0; i < e.avatarCount; ++i)
{
AvatarState.Unquantize(ref e.avatarsQuantized[i], out e.avatars[i]);
}
DecodePrediction(receiveBuffer, resetId, e.header.id, e.cubeCount, ref e.cubeIds, ref e.hasPerfectPrediction, ref e.hasPrediction, ref e.baselineIds, ref e.cubes, ref e.predictions);
DecodeNotChangedAndDeltas(receiveBuffer, resetId, e.cubeCount, ref e.cubeIds, ref e.notChanged, ref e.hasDelta, ref e.baselineIds, ref e.cubes, ref e.deltas);
}
else
{
buffer.Remove(header.frame);
result = false;
}
Profiler.EndSample();
return(result);
}
public void ProcessStateUpdatePacket(Context.NetworkData data, byte[] packet)
{
Profiler.BeginSample("ProcessStateUpdatePacket");
int avatarCount = 0;
int cubeCount = 0;
PacketHeader header;
if (ReadUpdatePacket(packet, out header, out avatarCount, ref readAvatarsQuantized, out cubeCount, ref readCubeIds, ref readNotChanged, ref readHasDelta, ref readPerfectPrediction, ref readHasPredictionDelta, ref readBaselineIds, ref readCubes, ref readCubeDeltas, ref readPredictionDeltas)
)
{
for (int i = 0; i < avatarCount; ++i) //unquantize avatar states
{
AvatarState.Unquantize(ref readAvatarsQuantized[i], out readAvatars[i]);
}
if (Util.IdGreaterThan(context.resetId, header.resetId))
{
return; //ignore updates from before the last server reset
}
if (Util.IdGreaterThan(header.resetId, context.resetId)) //reset if the server reset sequence is more recent than ours
{
context.Reset();
context.resetId = header.resetId;
}
DecodePrediction(data.receiveBuffer, header.id, context.resetId, cubeCount, ref readCubeIds, ref readPerfectPrediction, ref readHasPredictionDelta, ref readBaselineIds, ref readCubes, ref readPredictionDeltas); //decode the predicted cube states from baselines
DecodeNotChangedAndDeltas(data.receiveBuffer, context.resetId, cubeCount, ref readCubeIds, ref readNotChanged, ref readHasDelta, ref readBaselineIds, ref readCubes, ref readCubeDeltas); //decode the not changed and delta cube states from baselines
AddPacketToDeltaBuffer(ref data.receiveBuffer, header.id, context.resetId, cubeCount, ref readCubeIds, ref readCubes); //add the cube states to the receive delta buffer
int fromClientId = 0; //apply the state updates to cubes
int toClientId = clientId;
context.ApplyCubeUpdates(cubeCount, ref readCubeIds, ref readCubes, fromClientId, toClientId, isJitterBufferEnabled && renderTime > timeConnected + 0.25);
context.ApplyAvatarUpdates(avatarCount, ref readAvatars, fromClientId, toClientId); //apply avatar state updates
data.acking.AckPackets(ref header); //process the packet header
}
Profiler.EndSample();
}
public void ProcessStateUpdatePacket(Context context, Context.NetworkData connectionData, byte[] packetData, int fromClientIndex, int toClientIndex)
{
Profiler.BeginSample("ProcessStateUpdatePacket");
int readNumAvatarStates = 0;
int readNumStateUpdates = 0;
Network.PacketHeader readPacketHeader;
if (ReadUpdatePacket(packetData, out readPacketHeader, out readNumAvatarStates, ref readAvatarsQuantized, out readNumStateUpdates, ref readCubeIds, ref readNotChanged, ref readHasDelta, ref readPerfectPrediction, ref readHasPredictionDelta, ref readBaselineIds, ref readCubes, ref readCubeDeltas, ref readPredictionDeltas))
{
// unquantize avatar states
for (int i = 0; i < readNumAvatarStates; ++i)
{
AvatarState.Unquantize(ref readAvatarsQuantized[i], out readAvatars[i]);
}
// reset sequence handling
if (fromClientIndex == 0)
{
// server -> client
// Ignore updates from before the last reset.
if (Network.Util.IdGreaterThan(context.resetId, readPacketHeader.resetId))
{
return;
}
// Reset if the server reset sequence is more recent than ours.
if (Network.Util.IdGreaterThan(readPacketHeader.resetId, context.resetId))
{
context.Reset();
context.resetId = readPacketHeader.resetId;
}
}
else
{
// server -> client
// Ignore any updates from the client with a different reset sequence #
if (context.resetId != readPacketHeader.resetId)
{
return;
}
}
// decode the predicted cube states from baselines
DecodePrediction(connectionData.receiveBuffer, context.resetId, readPacketHeader.id, readNumStateUpdates, ref readCubeIds, ref readPerfectPrediction, ref readHasPredictionDelta, ref readBaselineIds, ref readCubes, ref readPredictionDeltas);
// decode the not changed and delta cube states from baselines
DecodeNotChangedAndDeltas(connectionData.receiveBuffer, context.resetId, readNumStateUpdates, ref readCubeIds, ref readNotChanged, ref readHasDelta, ref readBaselineIds, ref readCubes, ref readCubeDeltas);
// add the cube states to the receive delta buffer
AddPacketToDeltaBuffer(ref connectionData.receiveBuffer, readPacketHeader.id, context.resetId, readNumStateUpdates, ref readCubeIds, ref readCubes);
// apply the state updates to cubes
context.ApplyCubeUpdates(readNumStateUpdates, ref readCubeIds, ref readCubes, fromClientIndex, toClientIndex, isJitterBufferEnabled);
// apply avatar state updates
context.ApplyAvatarUpdates(readNumAvatarStates, ref readAvatars, fromClientIndex, toClientIndex);
// process the packet header
connectionData.acking.AckPackets(ref readPacketHeader);
}
Profiler.EndSample();
}
public void ProcessStateUpdatePacket(Context.ConnectionData connectionData, byte[] packetData)
{
Profiler.BeginSample("ProcessStateUpdatePacket");
int readNumAvatarStates = 0;
int readNumStateUpdates = 0;
Network.PacketHeader readPacketHeader;
if (ReadStateUpdatePacket(packetData, out readPacketHeader, out readNumAvatarStates, ref readAvatarStateQuantized, out readNumStateUpdates, ref readCubeIds, ref readNotChanged, ref readHasDelta, ref readPerfectPrediction, ref readHasPredictionDelta, ref readBaselineSequence, ref readCubeState, ref readCubeDelta, ref readPredictionDelta))
{
// unquantize avatar states
for (int i = 0; i < readNumAvatarStates; ++i)
{
AvatarState.Unquantize(ref readAvatarStateQuantized[i], out readAvatarState[i]);
}
// ignore updates from before the last server reset
if (Network.Util.SequenceGreaterThan(context.GetResetSequence(), readPacketHeader.resetSequence))
{
return;
}
// reset if the server reset sequence is more recent than ours
if (Network.Util.SequenceGreaterThan(readPacketHeader.resetSequence, context.GetResetSequence()))
{
context.Reset();
context.SetResetSequence(readPacketHeader.resetSequence);
}
// decode the predicted cube states from baselines
DecodePrediction(connectionData.receiveDeltaBuffer, readPacketHeader.sequence, context.GetResetSequence(), readNumStateUpdates, ref readCubeIds, ref readPerfectPrediction, ref readHasPredictionDelta, ref readBaselineSequence, ref readCubeState, ref readPredictionDelta);
// decode the not changed and delta cube states from baselines
DecodeNotChangedAndDeltas(connectionData.receiveDeltaBuffer, context.GetResetSequence(), readNumStateUpdates, ref readCubeIds, ref readNotChanged, ref readHasDelta, ref readBaselineSequence, ref readCubeState, ref readCubeDelta);
// add the cube states to the receive delta buffer
AddPacketToDeltaBuffer(ref connectionData.receiveDeltaBuffer, readPacketHeader.sequence, context.GetResetSequence(), readNumStateUpdates, ref readCubeIds, ref readCubeState);
// apply the state updates to cubes
int fromClientIndex = 0;
int toClientIndex = clientIndex;
context.ApplyCubeStateUpdates(readNumStateUpdates, ref readCubeIds, ref readCubeState, fromClientIndex, toClientIndex, enableJitterBuffer && renderTime > timeConnected + 0.25);
// apply avatar state updates
context.ApplyAvatarStateUpdates(readNumAvatarStates, ref readAvatarState, fromClientIndex, toClientIndex);
// process the packet header
connectionData.connection.ProcessPacketHeader(ref readPacketHeader);
}
Profiler.EndSample();
}
