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NetworkTransformUnreliable forked as NetworkTransformFastMode

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mischa 2024-07-13 18:17:19 +02:00
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Assets/Mirror/Components/NetworkTransform/NetworkTransformFastMode.cs Normal file
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// NetworkTransform V3 based on NetworkTransformUnreliable, using Mirror's new
// FastMode quake style networking model. by mischa (2024-07)
using System.Collections.Generic;
using UnityEngine;
namespace Mirror
{
[AddComponentMenu("Network/Network Transform (Fast Mode)")]
public class NetworkTransformFastMode : NetworkTransformBase
{
uint sendIntervalCounter = 0;
double lastSendIntervalTime = double.MinValue;
[Header("Additional Settings")]
// Testing under really bad network conditions, 2%-5% packet loss and 250-1200ms ping, 5 proved to eliminate any twitching, however this should not be the default as it is a rare case Developers may want to cover.
[Tooltip("How much time, as a multiple of send interval, has passed before clearing buffers.\nA larger buffer means more delay, but results in smoother movement.\nExample: 1 for faster responses minimal smoothing, 5 covers bad pings but has noticable delay, 3 is recommended for balanced results,.")]
public float bufferResetMultiplier = 3;
[Tooltip("Detect and send only changed data, such as Position X and Z, not the full Vector3 of X Y Z. Lowers network data at cost of extra calculations.")]
public bool changedDetection = true;
[Header("Sensitivity"), Tooltip("Sensitivity of changes needed before an updated state is sent over the network")]
public float positionSensitivity = 0.01f;
public float rotationSensitivity = 0.01f;
public float scaleSensitivity = 0.01f;
protected bool positionChanged;
protected bool rotationChanged;
protected bool scaleChanged;
// Used to store last sent snapshots
protected TransformSnapshot lastSnapshot;
protected bool cachedSnapshotComparison;
protected Changed cachedChangedComparison;
protected bool hasSentUnchangedPosition;
// update //////////////////////////////////////////////////////////////
// Update applies interpolation
void Update()
{
if (isServer) UpdateServerInterpolation();
// for all other clients (and for local player if !authority),
// we need to apply snapshots from the buffer.
// 'else if' because host mode shouldn't interpolate client
else if (isClient && !IsClientWithAuthority) UpdateClientInterpolation();
}
// LateUpdate broadcasts.
// movement scripts may change positions in Update.
// use LateUpdate to ensure changes are detected in the same frame.
// otherwise this may run before user update, delaying detection until next frame.
// this could cause visible jitter.
void LateUpdate()
{
// if server then always sync to others.
if (isServer) UpdateServerBroadcast();
// client authority, and local player (= allowed to move myself)?
// 'else if' because host mode shouldn't send anything to server.
// it is the server. don't overwrite anything there.
else if (isClient && IsClientWithAuthority) UpdateClientBroadcast();
}
protected virtual void CheckLastSendTime()
{
// We check interval every frame, and then send if interval is reached.
// So by the time sendIntervalCounter == sendIntervalMultiplier, data is sent,
// thus we reset the counter here.
// This fixes previous issue of, if sendIntervalMultiplier = 1, we send every frame,
// because intervalCounter is always = 1 in the previous version.
// Changing == to >= https://github.com/MirrorNetworking/Mirror/issues/3571
if (sendIntervalCounter >= sendIntervalMultiplier)
sendIntervalCounter = 0;
// timeAsDouble not available in older Unity versions.
if (AccurateInterval.Elapsed(NetworkTime.localTime, NetworkServer.sendInterval, ref lastSendIntervalTime))
sendIntervalCounter++;
}
void UpdateServerBroadcast()
{
// broadcast to all clients each 'sendInterval'
// (client with authority will drop the rpc)
// NetworkTime.localTime for double precision until Unity has it too
//
// IMPORTANT:
// snapshot interpolation requires constant sending.
// DO NOT only send if position changed. for example:
// ---
// * client sends first position at t=0
// * ... 10s later ...
// * client moves again, sends second position at t=10
// ---
// * server gets first position at t=0
// * server gets second position at t=10
// * server moves from first to second within a time of 10s
// => would be a super slow move, instead of a wait & move.
//
// IMPORTANT:
// DO NOT send nulls if not changed 'since last send' either. we
// send unreliable and don't know which 'last send' the other end
// received successfully.
//
// Checks to ensure server only sends snapshots if object is
// on server authority(!clientAuthority) mode because on client
// authority mode snapshots are broadcasted right after the authoritative
// client updates server in the command function(see above), OR,
// since host does not send anything to update the server, any client
// authoritative movement done by the host will have to be broadcasted
// here by checking IsClientWithAuthority.
// TODO send same time that NetworkServer sends time snapshot?
CheckLastSendTime();
if (sendIntervalCounter == sendIntervalMultiplier && // same interval as time interpolation!
(syncDirection == SyncDirection.ServerToClient || IsClientWithAuthority))
{
// send snapshot without timestamp.
// receiver gets it from batch timestamp to save bandwidth.
TransformSnapshot snapshot = Construct();
if (changedDetection)
{
cachedChangedComparison = CompareChangedSnapshots(snapshot);
if ((cachedChangedComparison == Changed.None || cachedChangedComparison == Changed.CompressRot) && hasSentUnchangedPosition && onlySyncOnChange) { return; }
SyncData syncData = new SyncData(cachedChangedComparison, snapshot);
RpcServerToClientSync(syncData);
if (cachedChangedComparison == Changed.None || cachedChangedComparison == Changed.CompressRot)
{
hasSentUnchangedPosition = true;
}
else
{
hasSentUnchangedPosition = false;
UpdateLastSentSnapshot(cachedChangedComparison, snapshot);
}
}
else
{
cachedSnapshotComparison = CompareSnapshots(snapshot);
if (cachedSnapshotComparison && hasSentUnchangedPosition && onlySyncOnChange) { return; }
if (compressRotation)
{
RpcServerToClientSyncCompressRotation(
// only sync what the user wants to sync
syncPosition && positionChanged ? snapshot.position : default(Vector3?),
syncRotation && rotationChanged ? Compression.CompressQuaternion(snapshot.rotation) : default(uint?),
syncScale && scaleChanged ? snapshot.scale : default(Vector3?)
);
}
else
{
RpcServerToClientSync(
// only sync what the user wants to sync
syncPosition && positionChanged ? snapshot.position : default(Vector3?),
syncRotation && rotationChanged ? snapshot.rotation : default(Quaternion?),
syncScale && scaleChanged ? snapshot.scale : default(Vector3?)
);
}
if (cachedSnapshotComparison)
{
hasSentUnchangedPosition = true;
}
else
{
hasSentUnchangedPosition = false;
// Fixes https://github.com/MirrorNetworking/Mirror/issues/3572
// This also fixes https://github.com/MirrorNetworking/Mirror/issues/3573
// with the exception of Quaternion.Angle sensitivity has to be > 0.16.
// Unity issue, we are leaving it as is.
if (positionChanged) lastSnapshot.position = snapshot.position;
if (rotationChanged) lastSnapshot.rotation = snapshot.rotation;
if (positionChanged) lastSnapshot.scale = snapshot.scale;
}
}
}
}
void UpdateServerInterpolation()
{
// apply buffered snapshots IF client authority
// -> in server authority, server moves the object
// so no need to apply any snapshots there.
// -> don't apply for host mode player objects either, even if in
// client authority mode. if it doesn't go over the network,
// then we don't need to do anything.
// -> connectionToClient is briefly null after scene changes:
// https://github.com/MirrorNetworking/Mirror/issues/3329
if (syncDirection == SyncDirection.ClientToServer &&
connectionToClient != null &&
!isOwned)
{
if (serverSnapshots.Count == 0) return;
// step the transform interpolation without touching time.
// NetworkClient is responsible for time globally.
SnapshotInterpolation.StepInterpolation(
serverSnapshots,
connectionToClient.remoteTimeline,
out TransformSnapshot from,
out TransformSnapshot to,
out double t);
// interpolate & apply
TransformSnapshot computed = TransformSnapshot.Interpolate(from, to, t);
Apply(computed, to);
}
}
void UpdateClientBroadcast()
{
// https://github.com/vis2k/Mirror/pull/2992/
if (!NetworkClient.ready) return;
// send to server each 'sendInterval'
// NetworkTime.localTime for double precision until Unity has it too
//
// IMPORTANT:
// snapshot interpolation requires constant sending.
// DO NOT only send if position changed. for example:
// ---
// * client sends first position at t=0
// * ... 10s later ...
// * client moves again, sends second position at t=10
// ---
// * server gets first position at t=0
// * server gets second position at t=10
// * server moves from first to second within a time of 10s
// => would be a super slow move, instead of a wait & move.
//
// IMPORTANT:
// DO NOT send nulls if not changed 'since last send' either. we
// send unreliable and don't know which 'last send' the other end
// received successfully.
CheckLastSendTime();
if (sendIntervalCounter == sendIntervalMultiplier) // same interval as time interpolation!
{
// send snapshot without timestamp.
// receiver gets it from batch timestamp to save bandwidth.
TransformSnapshot snapshot = Construct();
if (changedDetection)
{
cachedChangedComparison = CompareChangedSnapshots(snapshot);
if ((cachedChangedComparison == Changed.None || cachedChangedComparison == Changed.CompressRot) && hasSentUnchangedPosition && onlySyncOnChange) { return; }
SyncData syncData = new SyncData(cachedChangedComparison, snapshot);
CmdClientToServerSync(syncData);
if (cachedChangedComparison == Changed.None || cachedChangedComparison == Changed.CompressRot)
{
hasSentUnchangedPosition = true;
}
else
{
hasSentUnchangedPosition = false;
UpdateLastSentSnapshot(cachedChangedComparison, snapshot);
}
}
else
{
cachedSnapshotComparison = CompareSnapshots(snapshot);
if (cachedSnapshotComparison && hasSentUnchangedPosition && onlySyncOnChange) { return; }
if (compressRotation)
{
CmdClientToServerSyncCompressRotation(
// only sync what the user wants to sync
syncPosition && positionChanged ? snapshot.position : default(Vector3?),
syncRotation && rotationChanged ? Compression.CompressQuaternion(snapshot.rotation) : default(uint?),
syncScale && scaleChanged ? snapshot.scale : default(Vector3?)
);
}
else
{
CmdClientToServerSync(
// only sync what the user wants to sync
syncPosition && positionChanged ? snapshot.position : default(Vector3?),
syncRotation && rotationChanged ? snapshot.rotation : default(Quaternion?),
syncScale && scaleChanged ? snapshot.scale : default(Vector3?)
);
}
if (cachedSnapshotComparison)
{
hasSentUnchangedPosition = true;
}
else
{
hasSentUnchangedPosition = false;
// Fixes https://github.com/MirrorNetworking/Mirror/issues/3572
// This also fixes https://github.com/MirrorNetworking/Mirror/issues/3573
// with the exception of Quaternion.Angle sensitivity has to be > 0.16.
// Unity issue, we are leaving it as is.
if (positionChanged) lastSnapshot.position = snapshot.position;
if (rotationChanged) lastSnapshot.rotation = snapshot.rotation;
if (positionChanged) lastSnapshot.scale = snapshot.scale;
}
}
}
}
void UpdateClientInterpolation()
{
// only while we have snapshots
if (clientSnapshots.Count == 0) return;
// step the interpolation without touching time.
// NetworkClient is responsible for time globally.
SnapshotInterpolation.StepInterpolation(
clientSnapshots,
NetworkTime.time, // == NetworkClient.localTimeline from snapshot interpolation
out TransformSnapshot from,
out TransformSnapshot to,
out double t);
// interpolate & apply
TransformSnapshot computed = TransformSnapshot.Interpolate(from, to, t);
Apply(computed, to);
}
public override void OnSerialize(NetworkWriter writer, bool initialState)
{
// sync target component's position on spawn.
// fixes https://github.com/vis2k/Mirror/pull/3051/
// (Spawn message wouldn't sync NTChild positions either)
if (initialState)
{
if (syncPosition) writer.WriteVector3(GetPosition());
if (syncRotation) writer.WriteQuaternion(GetRotation());
if (syncScale) writer.WriteVector3(GetScale());
}
}
public override void OnDeserialize(NetworkReader reader, bool initialState)
{
// sync target component's position on spawn.
// fixes https://github.com/vis2k/Mirror/pull/3051/
// (Spawn message wouldn't sync NTChild positions either)
if (initialState)
{
if (syncPosition) SetPosition(reader.ReadVector3());
if (syncRotation) SetRotation(reader.ReadQuaternion());
if (syncScale) SetScale(reader.ReadVector3());
}
}
// Returns true if position, rotation AND scale are unchanged, within given sensitivity range.
protected virtual bool CompareSnapshots(TransformSnapshot currentSnapshot)
{
positionChanged = Vector3.SqrMagnitude(lastSnapshot.position - currentSnapshot.position) > positionSensitivity * positionSensitivity;
rotationChanged = Quaternion.Angle(lastSnapshot.rotation, currentSnapshot.rotation) > rotationSensitivity;
scaleChanged = Vector3.SqrMagnitude(lastSnapshot.scale - currentSnapshot.scale) > scaleSensitivity * scaleSensitivity;
return (!positionChanged && !rotationChanged && !scaleChanged);
}
// cmd /////////////////////////////////////////////////////////////////
// only unreliable. see comment above of this file.
[Command(channel = Channels.Unreliable)]
void CmdClientToServerSync(Vector3? position, Quaternion? rotation, Vector3? scale)
{
OnClientToServerSync(position, rotation, scale);
//For client authority, immediately pass on the client snapshot to all other
//clients instead of waiting for server to send its snapshots.
if (syncDirection == SyncDirection.ClientToServer)
RpcServerToClientSync(position, rotation, scale);
}
// cmd /////////////////////////////////////////////////////////////////
// only unreliable. see comment above of this file.
[Command(channel = Channels.Unreliable)]
void CmdClientToServerSyncCompressRotation(Vector3? position, uint? rotation, Vector3? scale)
{
// A fix to not apply current interpolated GetRotation when receiving null/unchanged value, instead use last sent snapshot rotation.
Quaternion newRotation;
if (rotation.HasValue)
{
newRotation = Compression.DecompressQuaternion((uint)rotation);
}
else
{
newRotation = serverSnapshots.Count > 0 ? serverSnapshots.Values[serverSnapshots.Count - 1].rotation : GetRotation();
}
OnClientToServerSync(position, newRotation, scale);
//For client authority, immediately pass on the client snapshot to all other
//clients instead of waiting for server to send its snapshots.
if (syncDirection == SyncDirection.ClientToServer)
RpcServerToClientSyncCompressRotation(position, rotation, scale);
}
// local authority client sends sync message to server for broadcasting
protected virtual void OnClientToServerSync(Vector3? position, Quaternion? rotation, Vector3? scale)
{
// only apply if in client authority mode
if (syncDirection != SyncDirection.ClientToServer) return;
// protect against ever growing buffer size attacks
if (serverSnapshots.Count >= connectionToClient.snapshotBufferSizeLimit) return;
// only player owned objects (with a connection) can send to
// server. we can get the timestamp from the connection.
double timestamp = connectionToClient.remoteTimeStamp;
if (onlySyncOnChange)
{
double timeIntervalCheck = bufferResetMultiplier * sendIntervalMultiplier * NetworkClient.sendInterval;
if (serverSnapshots.Count > 0 && serverSnapshots.Values[serverSnapshots.Count - 1].remoteTime + timeIntervalCheck < timestamp)
ResetState();
}
AddSnapshot(serverSnapshots, connectionToClient.remoteTimeStamp + timeStampAdjustment + offset, position, rotation, scale);
}
// rpc /////////////////////////////////////////////////////////////////
// only unreliable. see comment above of this file.
[ClientRpc(channel = Channels.Unreliable)]
void RpcServerToClientSync(Vector3? position, Quaternion? rotation, Vector3? scale) =>
OnServerToClientSync(position, rotation, scale);
// rpc /////////////////////////////////////////////////////////////////
// only unreliable. see comment above of this file.
[ClientRpc(channel = Channels.Unreliable)]
void RpcServerToClientSyncCompressRotation(Vector3? position, uint? rotation, Vector3? scale)
{
// A fix to not apply current interpolated GetRotation when receiving null/unchanged value, instead use last sent snapshot rotation.
Quaternion newRotation;
if (rotation.HasValue)
{
newRotation = Compression.DecompressQuaternion((uint)rotation);
}
else
{
newRotation = clientSnapshots.Count > 0 ? clientSnapshots.Values[clientSnapshots.Count - 1].rotation : GetRotation();
}
OnServerToClientSync(position, newRotation, scale);
}
// server broadcasts sync message to all clients
protected virtual void OnServerToClientSync(Vector3? position, Quaternion? rotation, Vector3? scale)
{
// in host mode, the server sends rpcs to all clients.
// the host client itself will receive them too.
// -> host server is always the source of truth
// -> we can ignore any rpc on the host client
// => otherwise host objects would have ever growing clientBuffers
// (rpc goes to clients. if isServer is true too then we are host)
if (isServer) return;
// don't apply for local player with authority
if (IsClientWithAuthority) return;
// on the client, we receive rpcs for all entities.
// not all of them have a connectionToServer.
// but all of them go through NetworkClient.connection.
// we can get the timestamp from there.
double timestamp = NetworkClient.connection.remoteTimeStamp;
if (onlySyncOnChange)
{
double timeIntervalCheck = bufferResetMultiplier * sendIntervalMultiplier * NetworkServer.sendInterval;
if (clientSnapshots.Count > 0 && clientSnapshots.Values[clientSnapshots.Count - 1].remoteTime + timeIntervalCheck < timestamp)
ResetState();
}
AddSnapshot(clientSnapshots, NetworkClient.connection.remoteTimeStamp + timeStampAdjustment + offset, position, rotation, scale);
}
protected virtual void UpdateLastSentSnapshot(Changed change, TransformSnapshot currentSnapshot)
{
if (change == Changed.None || change == Changed.CompressRot) return;
if ((change & Changed.PosX) > 0) lastSnapshot.position.x = currentSnapshot.position.x;
if ((change & Changed.PosY) > 0) lastSnapshot.position.y = currentSnapshot.position.y;
if ((change & Changed.PosZ) > 0) lastSnapshot.position.z = currentSnapshot.position.z;
if (compressRotation)
{
if ((change & Changed.Rot) > 0) lastSnapshot.rotation = currentSnapshot.rotation;
}
else
{
Vector3 newRotation;
newRotation.x = (change & Changed.RotX) > 0 ? currentSnapshot.rotation.eulerAngles.x : lastSnapshot.rotation.eulerAngles.x;
newRotation.y = (change & Changed.RotY) > 0 ? currentSnapshot.rotation.eulerAngles.y : lastSnapshot.rotation.eulerAngles.y;
newRotation.z = (change & Changed.RotZ) > 0 ? currentSnapshot.rotation.eulerAngles.z : lastSnapshot.rotation.eulerAngles.z;
lastSnapshot.rotation = Quaternion.Euler(newRotation);
}
if ((change & Changed.Scale) > 0) lastSnapshot.scale = currentSnapshot.scale;
}
// Returns true if position, rotation AND scale are unchanged, within given sensitivity range.
// Note the sensitivity comparison are different for pos, rot and scale.
protected virtual Changed CompareChangedSnapshots(TransformSnapshot currentSnapshot)
{
Changed change = Changed.None;
if (syncPosition)
{
bool positionChanged = Vector3.SqrMagnitude(lastSnapshot.position - currentSnapshot.position) > positionSensitivity * positionSensitivity;
if (positionChanged)
{
if (Mathf.Abs(lastSnapshot.position.x - currentSnapshot.position.x) > positionSensitivity) change |= Changed.PosX;
if (Mathf.Abs(lastSnapshot.position.y - currentSnapshot.position.y) > positionSensitivity) change |= Changed.PosY;
if (Mathf.Abs(lastSnapshot.position.z - currentSnapshot.position.z) > positionSensitivity) change |= Changed.PosZ;
}
}
if (syncRotation)
{
if (compressRotation)
{
bool rotationChanged = Quaternion.Angle(lastSnapshot.rotation, currentSnapshot.rotation) > rotationSensitivity;
if (rotationChanged)
{
// Here we set all Rot enum flags, to tell us if there was a change in rotation
// when using compression. If no change, we don't write the compressed Quat.
change |= Changed.CompressRot;
change |= Changed.Rot;
}
else
{
change |= Changed.CompressRot;
}
}
else
{
if (Mathf.Abs(lastSnapshot.rotation.eulerAngles.x - currentSnapshot.rotation.eulerAngles.x) > rotationSensitivity) change |= Changed.RotX;
if (Mathf.Abs(lastSnapshot.rotation.eulerAngles.y - currentSnapshot.rotation.eulerAngles.y) > rotationSensitivity) change |= Changed.RotY;
if (Mathf.Abs(lastSnapshot.rotation.eulerAngles.z - currentSnapshot.rotation.eulerAngles.z) > rotationSensitivity) change |= Changed.RotZ;
}
}
if (syncScale)
{
if (Vector3.SqrMagnitude(lastSnapshot.scale - currentSnapshot.scale) > scaleSensitivity * scaleSensitivity) change |= Changed.Scale;
}
return change;
}
[Command(channel = Channels.Unreliable)]
void CmdClientToServerSync(SyncData syncData)
{
OnClientToServerSync(syncData);
//For client authority, immediately pass on the client snapshot to all other
//clients instead of waiting for server to send its snapshots.
if (syncDirection == SyncDirection.ClientToServer)
RpcServerToClientSync(syncData);
}
protected virtual void OnClientToServerSync(SyncData syncData)
{
// only apply if in client authority mode
if (syncDirection != SyncDirection.ClientToServer) return;
// protect against ever growing buffer size attacks
if (serverSnapshots.Count >= connectionToClient.snapshotBufferSizeLimit) return;
// only player owned objects (with a connection) can send to
// server. we can get the timestamp from the connection.
double timestamp = connectionToClient.remoteTimeStamp;
if (onlySyncOnChange)
{
double timeIntervalCheck = bufferResetMultiplier * sendIntervalMultiplier * NetworkClient.sendInterval;
if (serverSnapshots.Count > 0 && serverSnapshots.Values[serverSnapshots.Count - 1].remoteTime + timeIntervalCheck < timestamp)
ResetState();
}
UpdateSyncData(ref syncData, serverSnapshots);
AddSnapshot(serverSnapshots, connectionToClient.remoteTimeStamp + timeStampAdjustment + offset, syncData.position, syncData.quatRotation, syncData.scale);
}
[ClientRpc(channel = Channels.Unreliable)]
void RpcServerToClientSync(SyncData syncData) =>
OnServerToClientSync(syncData);
protected virtual void OnServerToClientSync(SyncData syncData)
{
// in host mode, the server sends rpcs to all clients.
// the host client itself will receive them too.
// -> host server is always the source of truth
// -> we can ignore any rpc on the host client
// => otherwise host objects would have ever growing clientBuffers
// (rpc goes to clients. if isServer is true too then we are host)
if (isServer) return;
// don't apply for local player with authority
if (IsClientWithAuthority) return;
// on the client, we receive rpcs for all entities.
// not all of them have a connectionToServer.
// but all of them go through NetworkClient.connection.
// we can get the timestamp from there.
double timestamp = NetworkClient.connection.remoteTimeStamp;
if (onlySyncOnChange)
{
double timeIntervalCheck = bufferResetMultiplier * sendIntervalMultiplier * NetworkServer.sendInterval;
if (clientSnapshots.Count > 0 && clientSnapshots.Values[clientSnapshots.Count - 1].remoteTime + timeIntervalCheck < timestamp)
ResetState();
}
UpdateSyncData(ref syncData, clientSnapshots);
AddSnapshot(clientSnapshots, NetworkClient.connection.remoteTimeStamp + timeStampAdjustment + offset, syncData.position, syncData.quatRotation, syncData.scale);
}
protected virtual void UpdateSyncData(ref SyncData syncData, SortedList<double, TransformSnapshot> snapshots)
{
if (syncData.changedDataByte == Changed.None || syncData.changedDataByte == Changed.CompressRot)
{
syncData.position = snapshots.Count > 0 ? snapshots.Values[snapshots.Count - 1].position : GetPosition();
syncData.quatRotation = snapshots.Count > 0 ? snapshots.Values[snapshots.Count - 1].rotation : GetRotation();
syncData.scale = snapshots.Count > 0 ? snapshots.Values[snapshots.Count - 1].scale : GetScale();
}
else
{
// Just going to update these without checking if syncposition or not,
// because if not syncing position, NT will not apply any position data
// to the target during Apply().
syncData.position.x = (syncData.changedDataByte & Changed.PosX) > 0 ? syncData.position.x : (snapshots.Count > 0 ? snapshots.Values[snapshots.Count - 1].position.x : GetPosition().x);
syncData.position.y = (syncData.changedDataByte & Changed.PosY) > 0 ? syncData.position.y : (snapshots.Count > 0 ? snapshots.Values[snapshots.Count - 1].position.y : GetPosition().y);
syncData.position.z = (syncData.changedDataByte & Changed.PosZ) > 0 ? syncData.position.z : (snapshots.Count > 0 ? snapshots.Values[snapshots.Count - 1].position.z : GetPosition().z);
// If compressRot is true, we already have the Quat in syncdata.
if ((syncData.changedDataByte & Changed.CompressRot) == 0)
{
syncData.vecRotation.x = (syncData.changedDataByte & Changed.RotX) > 0 ? syncData.vecRotation.x : (snapshots.Count > 0 ? snapshots.Values[snapshots.Count - 1].rotation.eulerAngles.x : GetRotation().eulerAngles.x);
syncData.vecRotation.y = (syncData.changedDataByte & Changed.RotY) > 0 ? syncData.vecRotation.y : (snapshots.Count > 0 ? snapshots.Values[snapshots.Count - 1].rotation.eulerAngles.y : GetRotation().eulerAngles.y); ;
syncData.vecRotation.z = (syncData.changedDataByte & Changed.RotZ) > 0 ? syncData.vecRotation.z : (snapshots.Count > 0 ? snapshots.Values[snapshots.Count - 1].rotation.eulerAngles.z : GetRotation().eulerAngles.z);
syncData.quatRotation = Quaternion.Euler(syncData.vecRotation);
}
else
{
syncData.quatRotation = (syncData.changedDataByte & Changed.Rot) > 0 ? syncData.quatRotation : (snapshots.Count > 0 ? snapshots.Values[snapshots.Count - 1].rotation : GetRotation());
}
syncData.scale = (syncData.changedDataByte & Changed.Scale) > 0 ? syncData.scale : (snapshots.Count > 0 ? snapshots.Values[snapshots.Count - 1].scale : GetScale());
}
}
// This is to extract position/rotation/scale data from payload. Override
// Construct and Deconstruct if you are implementing a different SyncData logic.
// Note however that snapshot interpolation still requires the basic 3 data
// position, rotation and scale, which are computed from here.
protected virtual void DeconstructSyncData(System.ArraySegment<byte> receivedPayload, out byte? changedFlagData, out Vector3? position, out Quaternion? rotation, out Vector3? scale)
{
using (NetworkReaderPooled reader = NetworkReaderPool.Get(receivedPayload))
{
SyncData syncData = reader.Read<SyncData>();
changedFlagData = (byte)syncData.changedDataByte;
position = syncData.position;
rotation = syncData.quatRotation;
scale = syncData.scale;
}
}
}
}

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Assets/Mirror/Components/NetworkTransform/NetworkTransformFastMode.cs.meta Normal file
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