public void Update()
{
if (m_Socket.Poll(0, SelectMode.SelectRead))
{
int read = m_Socket.ReceiveFrom(m_Buffer, m_Buffer.Length, SocketFlags.None, ref endpoint);
if (read > 0)
{
var reader = new ByteInputStream(m_Buffer);
var header = new SQPHeader();
header.FromStream(ref reader);
switch (m_State)
{
case SQPClientState.Idle:
break;
case SQPClientState.WaitingForChallange:
if ((SQPMessageType)header.Type == SQPMessageType.ChallangeResponse)
{
if (endpoint.Equals(m_Server))
{
ChallangeId = header.ChallangeId;
SendServerInfoQuery();
}
}
break;
case SQPClientState.WaitingForResponse:
if ((SQPMessageType)header.Type == SQPMessageType.QueryResponse)
{
reader.Reset();
var rsp = new SQP.ServerInfo();
rsp.FromStream(ref reader);
Debug.Log(string.Format("ServerName: {0}, BuildId: {1}, Current Players: {2}, Max Players: {3}, GameType: {4}, Map: {5}, Port: {6}",
rsp.ServerInfoData.ServerName,
rsp.ServerInfoData.BuildId,
(ushort)rsp.ServerInfoData.CurrentPlayers,
(ushort)rsp.ServerInfoData.MaxPlayers,
rsp.ServerInfoData.GameType,
rsp.ServerInfoData.Map,
(ushort)rsp.ServerInfoData.Port));
m_State = SQPClientState.Success;
StartTime = NetworkUtils.stopwatch.ElapsedMilliseconds;
}
break;
default:
break;
}
}
}
var now = NetworkUtils.stopwatch.ElapsedMilliseconds;
if (now - StartTime > 1000000)
{
Debug.Log("Failed");
m_State = SQPClientState.Failure;
}
}
static public unsafe void Write <TOutputStream>(ref TOutputStream output, NetworkSchema schema, byte[] inputData, byte[] baselineData, byte[] fieldsChangedPrediction, byte fieldMask, ref uint entity_hash) where TOutputStream : NetworkCompression.IOutputStream
{
GameDebug.Assert(baselineData != null);
var inputStream = new ByteInputStream(inputData);
var baselineStream = new ByteInputStream(baselineData);
int numFields = schema.fields.Count;
GameDebug.Assert(fieldsChangedPrediction.Length >= numFields / 8, "Not enough bits in fieldsChangedPrediction for all fields");
for (int i = 0, l = fieldsNotPredicted.Length; i < l; ++i)
{
fieldsNotPredicted[i] = 0;
}
// calculate bitmask of fields that need to be encoded
for (int fieldIndex = 0; fieldIndex < schema.fields.Count; ++fieldIndex)
{
var field = schema.fields[fieldIndex];
// Skip fields that are masked out
bool masked = (field.fieldMask & fieldMask) != 0;
byte fieldByteOffset = (byte)((uint)fieldIndex >> 3);
byte fieldBitOffset = (byte)((uint)fieldIndex & 0x7);
switch (field.fieldType)
{
case NetworkSchema.FieldType.Bool:
{
uint value = inputStream.ReadBits(1);
uint baseline = baselineStream.ReadUInt8();
if (!masked)
{
entity_hash = NetworkUtils.SimpleHashStreaming(entity_hash, value);
if (value != baseline)
{
fieldsNotPredicted[fieldByteOffset] |= (byte)(1 << fieldBitOffset);
}
}
break;
}
case NetworkSchema.FieldType.Int:
{
uint value = inputStream.ReadBits(field.bits);
uint baseline = (uint)baselineStream.ReadBits(field.bits);
if (!masked)
{
entity_hash = NetworkUtils.SimpleHashStreaming(entity_hash, value);
if (value != baseline)
{
fieldsNotPredicted[fieldByteOffset] |= (byte)(1 << fieldBitOffset);
}
}
break;
}
case NetworkSchema.FieldType.UInt:
{
uint value = inputStream.ReadBits(field.bits);
uint baseline = (uint)baselineStream.ReadBits(field.bits);
if (!masked)
{
entity_hash = NetworkUtils.SimpleHashStreaming(entity_hash, value);
if (value != baseline)
{
fieldsNotPredicted[fieldByteOffset] |= (byte)(1 << fieldBitOffset);
}
}
break;
}
case NetworkSchema.FieldType.Float:
{
uint value = inputStream.ReadBits(field.bits);
uint baseline = (uint)baselineStream.ReadBits(field.bits);
if (!masked)
{
entity_hash = NetworkUtils.SimpleHashStreaming(entity_hash, value);
if (value != baseline)
{
fieldsNotPredicted[fieldByteOffset] |= (byte)(1 << fieldBitOffset);
}
}
break;
}
case NetworkSchema.FieldType.Vector2:
{
uint vx = inputStream.ReadBits(field.bits);
uint vy = inputStream.ReadBits(field.bits);
uint bx = baselineStream.ReadUInt32();
uint by = baselineStream.ReadUInt32();
if (!masked)
{
entity_hash = NetworkUtils.SimpleHashStreaming(entity_hash, vx);
entity_hash = NetworkUtils.SimpleHashStreaming(entity_hash, vy);
if (vx != bx || vy != by)
{
fieldsNotPredicted[fieldByteOffset] |= (byte)(1 << fieldBitOffset);
}
}
break;
}
case NetworkSchema.FieldType.Vector3:
{
uint vx = inputStream.ReadBits(field.bits);
uint vy = inputStream.ReadBits(field.bits);
uint vz = inputStream.ReadBits(field.bits);
uint bx = baselineStream.ReadUInt32();
uint by = baselineStream.ReadUInt32();
uint bz = baselineStream.ReadUInt32();
if (!masked)
{
entity_hash = NetworkUtils.SimpleHashStreaming(entity_hash, vx);
entity_hash = NetworkUtils.SimpleHashStreaming(entity_hash, vy);
entity_hash = NetworkUtils.SimpleHashStreaming(entity_hash, vz);
if (vx != bx || vy != by || vz != bz)
{
fieldsNotPredicted[fieldByteOffset] |= (byte)(1 << fieldBitOffset);
}
}
break;
}
case NetworkSchema.FieldType.Quaternion:
{
uint vx = inputStream.ReadBits(field.bits);
uint vy = inputStream.ReadBits(field.bits);
uint vz = inputStream.ReadBits(field.bits);
uint vw = inputStream.ReadBits(field.bits);
uint bx = baselineStream.ReadUInt32();
uint by = baselineStream.ReadUInt32();
uint bz = baselineStream.ReadUInt32();
uint bw = baselineStream.ReadUInt32();
if (!masked)
{
entity_hash = NetworkUtils.SimpleHashStreaming(entity_hash, vx);
entity_hash = NetworkUtils.SimpleHashStreaming(entity_hash, vy);
entity_hash = NetworkUtils.SimpleHashStreaming(entity_hash, vz);
entity_hash = NetworkUtils.SimpleHashStreaming(entity_hash, vw);
if (vx != bx || vy != by || vz != bz || vw != bw)
{
fieldsNotPredicted[fieldByteOffset] |= (byte)(1 << fieldBitOffset);
}
}
break;
}
case NetworkSchema.FieldType.String:
case NetworkSchema.FieldType.ByteArray:
{
// TODO : Do a better job of string and buffer diffs?
byte[] valueBuffer;
int valueOffset;
int valueLength;
inputStream.GetByteArray(out valueBuffer, out valueOffset, out valueLength, field.arraySize);
byte[] baselineBuffer = null;
int baselineOffset = 0;
int baselineLength = 0;
baselineStream.GetByteArray(out baselineBuffer, out baselineOffset, out baselineLength, field.arraySize);
if (!masked)
{
entity_hash += 0; // TODO client side has no easy way to hash strings. enable this when possible: NetworkUtils.SimpleHash(valueBuffer, valueLength);
if (valueLength != baselineLength || NetworkUtils.MemCmp(valueBuffer, valueOffset, baselineBuffer, baselineOffset, valueLength) != 0)
{
fieldsNotPredicted[fieldByteOffset] |= (byte)(1 << fieldBitOffset);
}
}
}
break;
}
}
inputStream.Reset();
baselineStream.Reset();
int skipContext = schema.id * NetworkConfig.maxContextsPerSchema + NetworkConfig.firstSchemaContext;
// Client needs fieldsNotPredicted. We send the delta between it and fieldsChangedPrediction
{
for (int i = 0; i * 8 < numFields; i++)
{
byte deltaFields = (byte)(fieldsNotPredicted[i] ^ fieldsChangedPrediction[i]);
output.WritePackedNibble((uint)(deltaFields & 0xF), skipContext + i * 2);
output.WritePackedNibble((uint)((deltaFields >> 4) & 0xF), skipContext + i * 2 + 1);
}
}
int startBitPosition = 0;
for (int fieldIndex = 0; fieldIndex < numFields; ++fieldIndex)
{
var field = schema.fields[fieldIndex];
int fieldStartContext = field.startContext;
startBitPosition = output.GetBitPosition2();
byte fieldByteOffset = (byte)((uint)fieldIndex >> 3);
byte fieldBitOffset = (byte)((uint)fieldIndex & 0x7);
var notPredicted = ((fieldsNotPredicted[fieldByteOffset] & (1 << fieldBitOffset)) != 0);
switch (field.fieldType)
{
case NetworkSchema.FieldType.Bool:
{
uint value = inputStream.ReadBits(1);
/*uint unused_baseline = */ baselineStream.ReadUInt8();
if (notPredicted)
{
output.WriteRawBits(value, 1);
NetworkSchema.AddStatsToFieldBool(field, (value != 0), false, output.GetBitPosition2() - startBitPosition);
}
break;
}
case NetworkSchema.FieldType.Int:
{
uint value = inputStream.ReadBits(field.bits);
uint baseline = (uint)baselineStream.ReadBits(field.bits);
if (notPredicted)
{
if (field.delta)
{
output.WritePackedUIntDelta(value, baseline, fieldStartContext);
NetworkSchema.AddStatsToFieldInt(field, (int)value, (int)baseline, output.GetBitPosition2() - startBitPosition);
}
else
{
output.WriteRawBits(value, field.bits);
NetworkSchema.AddStatsToFieldInt(field, (int)value, 0, output.GetBitPosition2() - startBitPosition);
}
}
break;
}
case NetworkSchema.FieldType.UInt:
{
uint value = inputStream.ReadBits(field.bits);
uint baseline = (uint)baselineStream.ReadBits(field.bits);
if (notPredicted)
{
if (field.delta)
{
output.WritePackedUIntDelta(value, baseline, fieldStartContext);
NetworkSchema.AddStatsToFieldUInt(field, value, baseline, output.GetBitPosition2() - startBitPosition);
}
else
{
output.WriteRawBits(value, field.bits);
NetworkSchema.AddStatsToFieldUInt(field, value, 0, output.GetBitPosition2() - startBitPosition);
}
}
break;
}
case NetworkSchema.FieldType.Float:
{
uint value = inputStream.ReadBits(field.bits);
uint baseline = (uint)baselineStream.ReadBits(field.bits);
if (notPredicted)
{
if (field.delta)
{
output.WritePackedUIntDelta(value, baseline, fieldStartContext);
NetworkSchema.AddStatsToFieldFloat(field, value, baseline, output.GetBitPosition2() - startBitPosition);
}
else
{
output.WriteRawBits(value, field.bits);
NetworkSchema.AddStatsToFieldFloat(field, value, 0, output.GetBitPosition2() - startBitPosition);
}
}
break;
}
case NetworkSchema.FieldType.Vector2:
{
uint vx = inputStream.ReadBits(field.bits);
uint vy = inputStream.ReadBits(field.bits);
uint bx = baselineStream.ReadUInt32();
uint by = baselineStream.ReadUInt32();
if (notPredicted)
{
if (field.delta)
{
output.WritePackedUIntDelta(vx, bx, fieldStartContext + 0);
output.WritePackedUIntDelta(vy, by, fieldStartContext + 1);
NetworkSchema.AddStatsToFieldVector2(field, vx, vy, bx, by, output.GetBitPosition2() - startBitPosition);
}
else
{
output.WriteRawBits(vx, field.bits);
output.WriteRawBits(vy, field.bits);
NetworkSchema.AddStatsToFieldVector2(field, vx, vy, 0, 0, output.GetBitPosition2() - startBitPosition);
}
}
break;
}
case NetworkSchema.FieldType.Vector3:
{
uint vx = inputStream.ReadBits(field.bits);
uint vy = inputStream.ReadBits(field.bits);
uint vz = inputStream.ReadBits(field.bits);
uint bx = baselineStream.ReadUInt32();
uint by = baselineStream.ReadUInt32();
uint bz = baselineStream.ReadUInt32();
if (notPredicted)
{
if (field.delta)
{
output.WritePackedUIntDelta(vx, bx, fieldStartContext + 0);
output.WritePackedUIntDelta(vy, by, fieldStartContext + 1);
output.WritePackedUIntDelta(vz, bz, fieldStartContext + 2);
NetworkSchema.AddStatsToFieldVector3(field, vx, vy, vz, bx, by, bz, output.GetBitPosition2() - startBitPosition);
}
else
{
output.WriteRawBits(vx, field.bits);
output.WriteRawBits(vy, field.bits);
output.WriteRawBits(vz, field.bits);
NetworkSchema.AddStatsToFieldVector3(field, vx, vy, vz, 0, 0, 0, output.GetBitPosition2() - startBitPosition);
}
}
break;
}
case NetworkSchema.FieldType.Quaternion:
{
// TODO : Figure out what to do with quaternions
uint vx = inputStream.ReadBits(field.bits);
uint vy = inputStream.ReadBits(field.bits);
uint vz = inputStream.ReadBits(field.bits);
uint vw = inputStream.ReadBits(field.bits);
uint bx = baselineStream.ReadUInt32();
uint by = baselineStream.ReadUInt32();
uint bz = baselineStream.ReadUInt32();
uint bw = baselineStream.ReadUInt32();
if (notPredicted)
{
if (field.delta)
{
output.WritePackedUIntDelta(vx, bx, fieldStartContext + 0);
output.WritePackedUIntDelta(vy, by, fieldStartContext + 1);
output.WritePackedUIntDelta(vz, bz, fieldStartContext + 2);
output.WritePackedUIntDelta(vw, bw, fieldStartContext + 3);
NetworkSchema.AddStatsToFieldQuaternion(field, vx, vy, vz, vw, bx, by, bz, bw, output.GetBitPosition2() - startBitPosition);
}
else
{
output.WriteRawBits(vx, field.bits);
output.WriteRawBits(vy, field.bits);
output.WriteRawBits(vz, field.bits);
output.WriteRawBits(vw, field.bits);
NetworkSchema.AddStatsToFieldQuaternion(field, vx, vy, vz, vw, 0, 0, 0, 0, output.GetBitPosition2() - startBitPosition);
}
}
break;
}
case NetworkSchema.FieldType.String:
case NetworkSchema.FieldType.ByteArray:
{
// TODO : Do a better job of string and buffer diffs?
byte[] valueBuffer;
int valueOffset;
int valueLength;
inputStream.GetByteArray(out valueBuffer, out valueOffset, out valueLength, field.arraySize);
byte[] baselineBuffer = null;
int baselineOffset = 0;
int baselineLength = 0;
baselineStream.GetByteArray(out baselineBuffer, out baselineOffset, out baselineLength, field.arraySize);
if (notPredicted)
{
output.WritePackedUInt((uint)valueLength, fieldStartContext);
output.WriteRawBytes(valueBuffer, valueOffset, valueLength);
if (field.fieldType == NetworkSchema.FieldType.String)
{
NetworkSchema.AddStatsToFieldString(field, valueBuffer, valueOffset, valueLength, output.GetBitPosition2() - startBitPosition);
}
else
{
NetworkSchema.AddStatsToFieldByteArray(field, valueBuffer, valueOffset, valueLength, output.GetBitPosition2() - startBitPosition);
}
}
}
break;
}
}
}
public void Update()
{
if (m_Socket.Poll(0, SelectMode.SelectRead))
{
int read = m_Socket.ReceiveFrom(m_Buffer, m_Buffer.Length, SocketFlags.None, ref endpoint);
if (read > 0)
{
var reader = new ByteInputStream(m_Buffer);
var header = new SQPHeader();
header.FromStream(ref reader);
SQPMessageType type = (SQPMessageType)header.Type;
switch (type)
{
case SQPMessageType.ChallangeRequest:
{
if (!m_OutstandingTokens.ContainsKey(endpoint))
{
uint token = GetNextToken();
//Debug.Log("token generated: " + token);
var writer = new ByteOutputStream(m_Buffer);
var rsp = new ChallangeResponse();
rsp.Header.ChallangeId = token;
rsp.ToStream(ref writer);
m_Socket.SendTo(m_Buffer, writer.GetBytePosition(), SocketFlags.None, endpoint);
m_OutstandingTokens.Add(endpoint, token);
}
}
break;
case SQPMessageType.QueryRequest:
{
uint token;
if (!m_OutstandingTokens.TryGetValue(endpoint, out token))
{
//Debug.Log("Failed to find token!");
return;
}
m_OutstandingTokens.Remove(endpoint);
reader.Reset();
var req = new QueryRequest();
req.FromStream(ref reader);
if ((SQPChunkType)req.RequestedChunks == SQPChunkType.ServerInfo)
{
var rsp = m_ServerInfo;
var writer = new ByteOutputStream(m_Buffer);
rsp.QueryHeader.Header.ChallangeId = token;
rsp.ToStream(ref writer);
m_Socket.SendTo(m_Buffer, writer.GetBytePosition(), SocketFlags.None, endpoint);
}
}
break;
default:
break;
}
}
}
}
public void Update()
{
if (m_Socket.Poll(0, SelectMode.SelectRead))
{
int read = m_Socket.ReceiveFrom(m_Buffer, m_Buffer.Length, SocketFlags.None, ref endpoint);
if (read > 0)
{
var reader = new ByteInputStream(m_Buffer);
var header = new SQPHeader();
header.FromStream(ref reader);
foreach (var q in m_Queries)
{
if (q.m_Server == null || !endpoint.Equals(q.m_Server))
{
continue;
}
switch (q.m_State)
{
case SQPClientState.Idle:
// Just ignore if we get extra data
break;
case SQPClientState.WaitingForChallange:
if ((SQPMessageType)header.Type == SQPMessageType.ChallangeResponse)
{
q.ChallangeId = header.ChallangeId;
q.RTT = NetworkUtils.stopwatch.ElapsedMilliseconds - q.StartTime;
// We restart timer so we can get an RTT that is an average between two measurements
q.StartTime = NetworkUtils.stopwatch.ElapsedMilliseconds;
SendServerInfoQuery(q);
}
break;
case SQPClientState.WaitingForResponse:
if ((SQPMessageType)header.Type == SQPMessageType.QueryResponse)
{
reader.Reset();
q.m_ServerInfo.FromStream(ref reader);
// We report the average of two measurements
q.RTT = (q.RTT + (NetworkUtils.stopwatch.ElapsedMilliseconds - q.StartTime)) / 2;
/*
* GameDebug.Log(string.Format("ServerName: {0}, BuildId: {1}, Current Players: {2}, Max Players: {3}, GameType: {4}, Map: {5}, Port: {6}",
* m_ServerInfo.ServerInfoData.ServerName,
* m_ServerInfo.ServerInfoData.BuildId,
* (ushort)m_ServerInfo.ServerInfoData.CurrentPlayers,
* (ushort)m_ServerInfo.ServerInfoData.MaxPlayers,
* m_ServerInfo.ServerInfoData.GameType,
* m_ServerInfo.ServerInfoData.Map,
* (ushort)m_ServerInfo.ServerInfoData.Port));
*/
q.validResult = true;
q.m_State = SQPClientState.Idle;
}
break;
default:
break;
}
}
}
}
foreach (var q in m_Queries)
{
// Timeout if stuck in any state but idle for too long
if (q.m_State != SQPClientState.Idle)
{
var now = NetworkUtils.stopwatch.ElapsedMilliseconds;
if (now - q.StartTime > 3000)
{
q.m_State = SQPClientState.Idle;
}
}
}
}
