Small changes

Assets/PacManGame.prefab.meta

@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: 15ac0ed4c56c7784ea3ae9000fc2af1f
+PrefabImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Scripts/GameManager.cs

@@ -67,6 +67,9 @@ namespace Marro.PacManUdon
             soundManager.Initialize();
             intermission2Pole.Initialize(this, ghostManager.Ghosts[0]);
 
+            SubscribeToEvent(NetworkEventType.StartGameButtonPressed);
+            SubscribeToEvent(NetworkEventType.TimeSequenceSync);
+
             HideEverything();
 
             SetScore(0);
@@ -123,7 +126,7 @@ namespace Marro.PacManUdon
 
         private void InitializeNewGame()
         {
-            Debug.Log($"{gameObject} Started new game!");
+            //Debug.Log($"{gameObject} Started new game!");
             SetScore(0);
             SetExtraLives(startingExtraLives);
             SetLevel(1);
@@ -131,7 +134,7 @@ namespace Marro.PacManUdon
 
         private void InitializeLevel()
         {
-            Debug.Log($"{gameObject} New level started!");
+            //Debug.Log($"{gameObject} New level started!");
 
             pelletManager.RestoreAllPellets();
 
@@ -142,7 +145,7 @@ namespace Marro.PacManUdon
 
         private void RestartLevel(bool afterLifeLost = false)
         {
-            Debug.Log($"{gameObject} (Re)started level!");
+            //Debug.Log($"{gameObject} (Re)started level!");
 
             // SetInGameComponentVisibility(true);
 
@@ -186,7 +189,7 @@ namespace Marro.PacManUdon
 
         public void GotPowerPellet(Pellet pellet)
         {
-            Debug.Log($"{gameObject} GotPowerPellet");
+            //Debug.Log($"{gameObject} GotPowerPellet");
 
             if (gameState == PacManGameState.AttractMode)
             {
@@ -215,7 +218,7 @@ namespace Marro.PacManUdon
 
         public void GhostCaught(int scoreBonus)
         {
-            Debug.Log($"{gameObject} GhostCaught");
+            //Debug.Log($"{gameObject} GhostCaught");
 
             if (gameState == PacManGameState.AttractMode)
             {
@@ -246,7 +249,7 @@ namespace Marro.PacManUdon
 
         public void Intermission2PoleUpdate()
         {
-            Debug.Log($"{gameObject} Intermission2PoleUpdate");
+            //Debug.Log($"{gameObject} Intermission2PoleUpdate");
 
             TimeSequenceSkipToNextStep();
         }
@@ -394,21 +397,47 @@ namespace Marro.PacManUdon
             }
         }
 
-        public override void CollectSyncedData(byte[] data, ref int offset, NetworkEventType eventType)
+        public override void CollectSyncedData(byte[] data, ref int index, NetworkEventType eventType)
         {
+            if (eventType == NetworkEventType.TimeSequenceSync)
+            {
+                data.Append(currentlyInTimeSequence, ref index);
+
+                if (currentlyInTimeSequence)
+                {
+                    data.AppendAsByte((int)currentTimeSequence, ref index);
+                    data.Append(timeSequenceSecondsPassed, ref index);
+                }
+            }
+
             //data[offset++] = new byte[] { NetworkManager.Int32ToByte((int)gameState) };
             //data[offset++] = BitConverter.GetBytes(currentlyInTimeSequence);
             //data[offset++] = new byte[] { NetworkManager.Int32ToByte((int)currentTimeSequence) };
             //data[offset++] = BitConverter.GetBytes(timeSequenceSecondsPassed);
         }
 
-        public override bool WriteSyncedData(byte[] data, ref int offset, NetworkEventType eventType)
+        public override bool WriteSyncedData(byte[] data, ref int index, NetworkEventType eventType)
         {
             if (eventType == NetworkEventType.StartGameButtonPressed)
             {
                 StartGameButtonPressed();
             }
 
+            if (eventType == NetworkEventType.TimeSequenceSync)
+            {
+                var currentlyInTimeSequence = data.ReadBool(ref index);
+                if (currentlyInTimeSequence)
+                {
+                    var currentTimeSequence = (PacManTimeSequence)data.ReadByte(ref index);
+                    var timeSequenceSecondsPassed = data.ReadFloat(ref index);
+                    TimeSequenceSyncWithRemote(currentTimeSequence, timeSequenceSecondsPassed);
+                }
+                else
+                {
+                    TimeSequenceTryEndCurrent();
+                }
+            }
+
             //SetGameState((PacManGameState)data[offset++]);
 
             //var currentlyInTimeSequence = BitConverter.ToBoolean(data, offset++);

Assets/Scripts/Ghost.cs

@@ -109,6 +109,8 @@ namespace Marro.PacManUdon
             frozenState = PacManGhostFrozenState.Frozen;
 
             Index = index;
+
+            SubscribeToEvent(NetworkEventType.GhostUpdate);
         }
 
         public void Reset()
@@ -163,13 +165,13 @@ namespace Marro.PacManUdon
             SetPosition(nextPosition);
         }
 
-        private Vector2  ProcessNextPosition(Vector2 position, Vector2 nextPosition)
+        private Vector2 ProcessNextPosition(Vector2 position, Vector2 nextPosition)
         {
             if (turnAroundSoon && ghostState == PacManGhostState.Normal
                 && GridMoverTools.CrossesTileBorder(position, nextPosition, direction.x != 0, direction.y != 0))
             {
                 SetDirection(direction * -1);
-                Debug.Log($"{gameObject} turned around to direction {GetDirection()}");
+                //Debug.Log($"{gameObject} turned around to direction {GetDirection()}");
                 turnAroundSoon = false;
                 return nextPosition;
             }
@@ -816,7 +818,6 @@ namespace Marro.PacManUdon
             inTunnel = data.ReadBool(ref index);
             rngState = data.ReadInt(ref index);
             turnAroundSoon = data.ReadBool(ref index);
-            Debug.Log($"{gameObject} turnAroundSoon = {turnAroundSoon}");
             speed = data.ReadFloat(ref index);
 
             ghostState = (PacManGhostState)data.ReadByte(ref index);

Assets/Scripts/GhostManager.cs

@@ -74,6 +74,8 @@ namespace Marro.PacManUdon
 
                 ghosts[ghostIndex].Initialize(pacMan, blinky, startTransform, homePosition, idlePosition1, idlePosition2, cornerPosition, ghostIndex);
             }
+
+            SubscribeToEvent(NetworkEventType.GhostUpdate);
         }
 
         public void RestartLevel(bool afterLifeLost = false)
@@ -193,6 +195,7 @@ namespace Marro.PacManUdon
             }
 
             // Debug.Log($"{gameObject} GhostCaughtQueue with ghost {ghost}");
+            //networkManager.SendEventSoon(NetworkEventType.TimeSequenceSync);
             //networkManager.SendEventSoon(NetworkEventType.GhostUpdate);
 
             ghostScaredQueue.Add(ghost);
@@ -315,7 +318,7 @@ namespace Marro.PacManUdon
 
         public void SetLevel(int level)
         {
-            Debug.Log($"GhostManager: SetLevel {level}");
+            //Debug.Log($"GhostManager: SetLevel {level}");
             SetLevelConstants(level);
 
             int[] privatePelletCounterReleaseValues = PacManConstants.GetGhostHousePrivatePelletCounterLimitForLevel(level);
@@ -376,7 +379,7 @@ namespace Marro.PacManUdon
 
         void SetScattering(bool scattering, bool reverseDirection = true)
         {
-            Debug.Log($"{gameObject} SetScattering: {scattering}");
+            //Debug.Log($"{gameObject} SetScattering: {scattering}");
             foreach (Ghost ghost in ghosts)
             {
                 if (ghost == blinky && elroyLevel > 0) // Once blinky is elroy he no longer scatters
@@ -393,7 +396,7 @@ namespace Marro.PacManUdon
         /// </summary>
         void SetSharedPelletCounterActive(bool active)
         {
-            Debug.Log($"{gameObject} SetSharedPelletCounterActive {active}");
+            //Debug.Log($"{gameObject} SetSharedPelletCounterActive {active}");
             sharedPelletCounterActive = active;
             foreach (Ghost ghost in ghosts)
             {
@@ -528,7 +531,7 @@ namespace Marro.PacManUdon
                 }
                 ghostScaredQueueArray[i] = (byte)((Ghost)ghost.Reference).Index;
             }
-            Debug.Log($"{gameObject} Sent a ghostScareQueue of length {ghostScaredQueue.Count}");
+            //Debug.Log($"{gameObject} Sent a ghostScareQueue of length {ghostScaredQueue.Count}");
             data.Append(ghostScaredQueueArray, ref index);
         }
 
@@ -578,7 +581,7 @@ namespace Marro.PacManUdon
                 ghostScaredQueue.Add(ghosts[ghostIndex]);
             }
             index += ghosts.Length;
-            Debug.Log($"{gameObject} Read back a ghostScareQueue of length {ghostScaredQueue.Count}");
+            //Debug.Log($"{gameObject} Read back a ghostScareQueue of length {ghostScaredQueue.Count}");
 
             return true;
         }

Assets/Scripts/GridMover.cs

@@ -36,6 +36,11 @@ namespace Marro.PacManUdon
             data.Append(GetDirection(), ref index);
         }
 
+        public void PadSyncedData(byte[] data, ref int index, NetworkEventType eventType)
+        {
+            index += 16;
+        }
+
         public override bool WriteSyncedData(byte[] data, ref int index, NetworkEventType eventType)
         {
             SetPosition(data.ReadVector2(ref index));
@@ -43,5 +48,12 @@ namespace Marro.PacManUdon
 
             return true;
         }
+
+        public bool ConsumeSyncedData(byte[] data, ref int index, NetworkEventType eventType)
+        {
+            index += 16;
+
+            return true;
+        }
     }
 }

Assets/Scripts/Intermission2Pole.cs

@@ -47,7 +47,7 @@ namespace Marro.PacManUdon
 
         public void SetActive(bool isActive)
         {
-            Debug.Log($"({nameof(PacManUdon)} {nameof(Intermission2Pole)}) SetActive {isActive}.");
+            //Debug.Log($"({nameof(PacManUdon)} {nameof(Intermission2Pole)}) SetActive {isActive}.");
             gameObject.SetActive(isActive);
         }
 
@@ -115,7 +115,7 @@ namespace Marro.PacManUdon
 
         public void SetStrechLevel(PoleStrechLevels level)
         {
-            Debug.Log($"({nameof(PacManUdon)} {nameof(Intermission2Pole)}) Set strech level to {level}.");
+            //Debug.Log($"({nameof(PacManUdon)} {nameof(Intermission2Pole)}) Set strech level to {level}.");
             _animator.SetFloat("Strech", GetAnimatorValueForStrechLevel(level));
         }
 

Assets/Scripts/NetworkManager.cs

@@ -17,9 +17,13 @@ namespace Marro.PacManUdon
         StartGameButtonPressed = 3,
         SyncPellets = 4,
         GhostUpdate = 5,
+        TimeSequenceSync = 6,
+        Pause = 7,
+        Resume = 8,
+        Step = 9,
     }
 
-    public class NetworkManager : UdonSharpBehaviour
+    public class NetworkManager : SyncedObject
     {
         // The network manager works by serializing event and state data into a byte array, including a timestamp for each event.
         // If user is owner, this data is created and stored in a buffer which is cleared upon transmission.
@@ -60,9 +64,9 @@ namespace Marro.PacManUdon
         /// </summary>
         [SerializeField] private float pingDelay = 0.3f;
         /// <summary>
-        /// The rate at which updates occur.
+        /// The time delta at which updates occur.
         /// </summary>
-        [SerializeField] private float updateRate = 0.0166666667f;
+        [SerializeField] private float updateDelta = 0.0166666667f;
         #endregion
 
         #region Constants
@@ -99,9 +103,24 @@ namespace Marro.PacManUdon
 
         #region Private attributes
         /// <summary>
-        /// Objects which are controlled by this <see cref="NetworkManager"/>.
+        /// Whether <see cref="Initialize"/> has been called successfully.
         /// </summary>
-        private SyncedObject[] syncedObjects;
+        private bool initialized = false;
+
+        /// <summary>
+        /// Subscribers to each <see cref="NetworkEventType"/>.
+        /// </summary>
+        private SyncedObject[][] networkEventSubscribers;
+
+        /// <summary>
+        /// Indices for <see cref="networkEventSubscribers"/>.
+        /// </summary>
+        private int[] networkEventSubscribersIndices;
+
+        /// <summary>
+        /// Subscribers for <see cref="SyncedObject.SyncedUpdate"/>.
+        /// </summary>
+        private SyncedObject[] syncedUpdateSubscribers;
 
         /// <summary>
         /// Offset from system time to network time, including delay.
@@ -113,7 +132,17 @@ namespace Marro.PacManUdon
         private float internalTime;
 
         /// <summary>
-        /// Time at which the latest update occured
+        /// True if time is paused
+        /// </summary>
+        private bool paused;
+
+        /// <summary>
+        /// True if a step should happen next update
+        /// </summary>
+        private bool stepNext;
+
+        /// <summary>
+        /// Time at which the next update should occur.
         /// </summary>
         private float nextUpdateTime;
         /// <summary>
@@ -185,16 +214,41 @@ namespace Marro.PacManUdon
         #endregion
 
         #region Public fields
+        private bool ready = false;
         /// <summary>
         /// Whether this <see cref="NetworkManager"/> is ready to transmit or receive data.
         /// If false, networking is disabled and this <see cref="NetworkManager"/> acts as a pass-through.
         /// </summary>
-        public bool Ready { get; private set; } = false;
+        public bool Ready
+        {
+            get => ready;
+            private set
+            {
+                ready = value;
+                if (DebugImageToIndicateReady != null)
+                {
+                    DebugImageToIndicateReady.SetFloat("Color", value ? 1 : 0);
+                }
+            }
+        }
+
 
         /// <summary>
         /// Whether the current perspective is synced with the owner. (Always true if current perspective is owner.)
         /// </summary>
-        public bool Synced { get; private set; } = false;
+        public bool Synced
+        {
+            get => synced;
+            private set
+            {
+                synced = value;
+                if (DebugImageToIndicateSynced != null)
+                {
+                    DebugImageToIndicateSynced.SetFloat("Color", value ? 1 : 0);
+                }
+            }
+        }
+        private bool synced = false;
 
         /// <summary>
         /// The time since last full sync which is currently being simulated.
@@ -216,16 +270,36 @@ namespace Marro.PacManUdon
         /// <summary>
         /// Is the local user owner?
         /// </summary>
-        public bool IsOwner { get; private set; }
+        public bool IsOwner
+        {
+            get => isOwner;
+            private set
+            {
+                isOwner = value;
+                if (DebugImageToIndicateOwner != null)
+                {
+                    DebugImageToIndicateOwner.SetFloat("Color", value ? 1 : 0);
+                }
+            }
+        }
+        private bool isOwner = false;
         #endregion
 
         #region General
+        /// <summary>
+        /// Initializes the <see cref="NetworkManager"/>. Call <see cref="Reset"/> afterwards to activate networking.
+        /// </summary>
         public void Initialize()
         {
+            if (initialized)
+            {
+                Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Tried to call {nameof(Initialize)} when already initialized!");
+                return;
+            }
+
             if (!BitConverter.IsLittleEndian)
             {
                 Debug.LogError($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Fatal: NetworkManager only supports little endian! Network sync will not be possible.");
-                Ready = false;
                 return;
             }
 
@@ -234,15 +308,46 @@ namespace Marro.PacManUdon
                 root = transform.parent.gameObject;
             }
 
-            syncedObjects = root.GetComponentsInChildren<SyncedObject>(includeInactive: true);
-            foreach (var obj in syncedObjects)
+            InitializeSubscribers();
+
+            initialized = true;
+
+            Reset();
+        }
+
+        private void InitializeSubscribers()
+        {
+            syncedUpdateSubscribers = root.GetComponentsInChildren<SyncedObject>(includeInactive: true);
+
+            foreach (var obj in syncedUpdateSubscribers)
             {
                 obj.networkManager = this;
             }
 
-            Debug.Log($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Found {syncedObjects.Length} {nameof(SyncedObject)} in children of {root.name}.");
+            Debug.Log($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Found {syncedUpdateSubscribers.Length} {nameof(SyncedObject)} in children of {root.name}.");
 
-            SetOwner(Networking.IsOwner(gameObject));
+            const int eventTypeCount = byte.MaxValue + 1;
+
+            networkEventSubscribers = new SyncedObject[eventTypeCount][];
+            networkEventSubscribersIndices = new int[eventTypeCount];
+        }
+
+        public void Reset()
+        {
+            if (!initialized)
+            {
+                Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Tried to call {nameof(Reset)} while not initialized. Call {nameof(Initialize)} first.");
+                return;
+            }
+
+            if (tester == null)
+            {
+                IsOwner = Networking.IsOwner(gameObject);
+            }
+            else
+            {
+                IsOwner = tester.ShouldBeOwner(this);
+            }
 
             ClearBuffer();
 
@@ -256,26 +361,63 @@ namespace Marro.PacManUdon
             SyncedDeltaTime = Time.fixedDeltaTime;
             nextUpdateTime = SyncedTime;
 
-            if (!Synced)
-            {
-                RequestEvent(NetworkEventType.FullSync); // See if we can sync up
-            }
-
             Ready = true;
 
+            // Sync up
+            if (IsOwner)
+            {
+                SendEventSoon(NetworkEventType.FullSyncForced);
+            }
+            else
+            {
+                RequestEvent(NetworkEventType.FullSync);
+            }
+
             Debug.Log($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Initialized, time offset: {offsetTime}");
         }
 
         public void Update()
         {
-            if (!Ready)
+            if (!initialized)
             {
                 return;
             }
 
-            // Fetch the current time
+            // Get our target time
             UpdateInternalTime();
 
+            // Forwards simulated time by updateDelta until we're caught up
+            while (nextUpdateTime <= internalTime)
+            {
+                PerformFixedSyncedUpdate();
+            }
+        }
+
+        private void UpdateInternalTime()
+        {
+            var delta = Time.fixedTime - offsetTime - internalTime;
+
+            if (!paused)
+            {
+                // Continue time like normal
+                internalTime += delta;
+            }
+            else if (paused && !stepNext)
+            {
+                // Since we're paused, increase our offset from Unity's time
+                offsetTime += delta;
+            }
+            else
+            {
+                // Step forward by exactly updateDelta, apply the remainder to our offset
+                offsetTime += delta - updateDelta;
+                internalTime += updateDelta;
+                stepNext = false;
+            }
+        }
+
+        private void PerformFixedSyncedUpdate()
+        {
             if (Ready)
             {
                 if (IsOwner)
@@ -285,31 +427,22 @@ namespace Marro.PacManUdon
                 }
                 else
                 {
-                    ApplyReceivedEvents(); // See if there's events that need to be replayed
+                    ApplyReceivedEvents(); // See if there's events after last update that need to be replayed
                 }
             }
 
-            // Forwards simulated time at the updateRate pace
-            while (nextUpdateTime <= internalTime)
-            {
-                ProgressSyncedTime(nextUpdateTime);
-                PerformFixedSyncedUpdate();
-                nextUpdateTime = SyncedTime + updateRate;
-            }
+            ProgressSyncedTime(nextUpdateTime);
+            CallSyncedUpdate();
+            nextUpdateTime = SyncedTime + updateDelta;
         }
 
-        private void UpdateInternalTime()
-        {
-            internalTime = Time.fixedTime - offsetTime;
-        }
-
-        private void PerformFixedSyncedUpdate()
+        private void CallSyncedUpdate()
         {
             IsEventUpdate = false;
 
-            for (int i = 0; i < syncedObjects.Length; i++)
+            for (int i = 0; i < syncedUpdateSubscribers.Length; i++)
             {
-                var obj = syncedObjects[i];
+                var obj = syncedUpdateSubscribers[i];
 
                 if (obj.gameObject.activeInHierarchy)
                 {
@@ -348,14 +481,30 @@ namespace Marro.PacManUdon
             }
         }
 
-        private void SetOwner(bool isOwner)
-        {
-            IsOwner = isOwner;
+        private SyncedObject[] GetEventSubscribers(NetworkEventType eventType) => networkEventSubscribers[(int)eventType];
 
-            if (DebugImageToIndicateOwner != null)
+        public void SubscribeToEvent(SyncedObject syncedObject, NetworkEventType eventType)
+        {
+            // This is inefficient, but I'd rather initialize slowly than perform bounds checks in often called code
+
+            var eventTypeIndex = (int)eventType;
+
+            var subscribers = networkEventSubscribers[eventTypeIndex];
+            int subscribersIndex = networkEventSubscribersIndices[eventTypeIndex];
+            if (subscribers == null)
             {
-                DebugImageToIndicateOwner.SetFloat("Color", isOwner ? 1 : 0);
+                subscribers = new SyncedObject[1];
             }
+            else
+            {
+                subscribers = new SyncedObject[subscribersIndex+1];
+                Array.Copy(networkEventSubscribers[eventTypeIndex], subscribers, subscribersIndex);
+            }
+
+            subscribers[subscribersIndex] = syncedObject;
+
+            networkEventSubscribers[eventTypeIndex] = subscribers;
+            networkEventSubscribersIndices[eventTypeIndex] = subscribersIndex;
         }
         #endregion
 
@@ -412,9 +561,14 @@ namespace Marro.PacManUdon
 
             InitializeEvent(eventType, timestamp, eventId, out byte[] data, out var index);
 
-            foreach (var obj in syncedObjects)
+            var subscibers = GetEventSubscribers(eventType);
+
+            if (subscibers != null)
             {
-                obj.CollectSyncedData(data, ref index, eventType);
+                foreach (var obj in subscibers)
+                {
+                    obj.CollectSyncedData(data, ref index, eventType);
+                }
             }
 
             // Validate and fill in event size
@@ -455,6 +609,10 @@ namespace Marro.PacManUdon
         {
             RequestSerialization();
             serializationRequested = true;
+            if (tester != null)
+            {
+                tester.RequestSerializationTest();
+            }
         }
 
         [NetworkCallable]
@@ -481,7 +639,7 @@ namespace Marro.PacManUdon
 
         private void ProgressPingTime()
         {
-            if (eventsQueueIndex > 0 
+            if (eventsQueueIndex > 0 && !serializationRequested
                 && internalTime - lastEventTransmissionTime >= pingDelay)
             {
                 RequestSerializationForEvents();
@@ -509,16 +667,19 @@ namespace Marro.PacManUdon
             Debug.Log($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Serializing {eventsQueueIndex} event(s), eventTransmissionHistory is now {ArrayToString(eventTransmissionHistory)} with index {eventTransmissionHistoryIndex}");
         }
 
-        public override void OnPostSerialization(SerializationResult result)
+        public override void OnPostSerialization(SerializationResult result) => OnPostSerializationInternal(result.success, result.byteCount);
+
+        // Version of OnPostSerialization which does not require instantiating SerializationResult, so that it can be called for debugging purposes.
+        public void OnPostSerializationInternal(bool success, int byteCount)
         {
             if (!Ready || !IsOwner || networkedData.Length == 0)
             {
                 return;
             }
 
-            if (!result.success)
+            if (!success)
             {
-                Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Serialization failed! Tried to send {result.byteCount} bytes.");
+                Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Serialization failed! Tried to send {byteCount} bytes.");
                 return;
             }
 
@@ -553,6 +714,11 @@ namespace Marro.PacManUdon
             }
 
             SendCustomNetworkEvent(VRC.Udon.Common.Interfaces.NetworkEventTarget.Owner, "RequestEventReceived", eventType);
+
+            if (tester != null)
+            {
+                tester.RequestEvent(eventType);
+            }
         }
 
         private void StoreIncomingData()
@@ -618,7 +784,7 @@ namespace Marro.PacManUdon
 
                     QueueEventInBuffer(@event);
 
-                    Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)} Queued event with id {eventId}");
+                    //Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)} Queued event with id {eventId}");
                 }
                 else
                 {
@@ -656,7 +822,7 @@ namespace Marro.PacManUdon
         {
             IsEventUpdate = true;
 
-            while (eventsQueueIndex > 0 && nextEventTime <= internalTime)
+            while (eventsQueueIndex > 0 && nextEventTime <= SyncedTime)
             {
                 var success = ApplyEvent(eventsQueue[0]);
 
@@ -686,20 +852,27 @@ namespace Marro.PacManUdon
 
             ProgressSyncedTime(timestamp);
 
-            foreach (var obj in syncedObjects)
-            {
-                obj.SyncedUpdate();
-            }
+            var subscribers = GetEventSubscribers(eventType);
 
-            foreach (var obj in syncedObjects)
-            {
-                var success = obj.WriteSyncedData(@event, ref index, eventType);
+            Debug.Log($"({nameof(PacManUdon)} {nameof(NetworkManager)}) ApplyEvent with dt {SyncedDeltaTime}");
 
-                if (!success)
+            if (subscribers != null)
+            {
+                foreach (var obj in subscribers)
                 {
-                    Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Malformed data reported by {obj.name} during event type {eventType}!");
-                    HandleError(true);
-                    return false;
+                    obj.SyncedUpdate();
+                }
+
+                foreach (var obj in subscribers)
+                {
+                    var success = obj.WriteSyncedData(@event, ref index, eventType);
+
+                    if (!success)
+                    {
+                        Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Malformed data reported by {obj.name} during event type {eventType}!");
+                        HandleError(true);
+                        return false;
+                    }
                 }
             }
 
@@ -819,7 +992,7 @@ namespace Marro.PacManUdon
                 HandleError(true);
                 return;
             }
-            
+
             if (nextEventTime < SyncedTime)
             {
                 Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) New event timestamp is earlier than our current synced time by {SyncedTime - nextEventTime} seconds! nextEventTime: {nextEventTime} SyncedTime: {SyncedTime}, internalTime: {internalTime}");
@@ -869,7 +1042,7 @@ namespace Marro.PacManUdon
             }
 
             bool newOwnerIsLocalPlayer = newOwner == Networking.LocalPlayer;
-            SetOwner(newOwnerIsLocalPlayer);
+            IsOwner = newOwnerIsLocalPlayer;
 
             if (newOwnerIsLocalPlayer)
             {
@@ -936,6 +1109,31 @@ namespace Marro.PacManUdon
         }
         #endregion
 
+        #region SyncedData
+        public override void CollectSyncedData(byte[] data, ref int index, NetworkEventType eventType)
+        {
+            // Nothing
+        }
+
+        public override bool WriteSyncedData(byte[] data, ref int index, NetworkEventType eventType)
+        {
+            switch (eventType)
+            {
+                case NetworkEventType.Pause:
+                    Pause();
+                    break;
+                case NetworkEventType.Resume:
+                    Resume();
+                    break;
+                case NetworkEventType.Step:
+                    Step();
+                    break;
+            }
+
+            return true;
+        }
+        #endregion
+
         #region Debug
         public void SimulateSyncToTimestamp(float timestamp)
         {
@@ -965,6 +1163,32 @@ namespace Marro.PacManUdon
         /// </summary>
         [SerializeField] private Animator DebugImageToIndicateOwner;
 
+        /// <summary>
+        /// An animator which visualizes whether the NetworkManager is synced.
+        /// </summary>
+        [SerializeField] private Animator DebugImageToIndicateSynced;
+
+        /// <summary>
+        /// An animator which visualizes whether the NetworkManager is synced.
+        /// </summary>
+        [SerializeField] private Animator DebugImageToIndicateReady;
+
+        private NetworkManagerTester tester;
+        public void SetNetworkManagerTester(NetworkManagerTester tester)
+        {
+            this.tester = tester;
+        }
+
+        public byte[] NetworkedData
+        {
+            get => networkedData;
+            set => networkedData = value;
+        }
+
+        public bool SerializationRequested => serializationRequested;
+
+        public void SetIsOwner(bool isOwner) => IsOwner = isOwner;
+
         public void DoFullSync()
         {
             SendEventSoon(NetworkEventType.FullSync);
@@ -979,6 +1203,47 @@ namespace Marro.PacManUdon
         {
             SendEventSoon(NetworkEventType.GhostUpdate);
         }
+
+        public void DoTimeSequenceSync()
+        {
+            SendEventSoon(NetworkEventType.TimeSequenceSync);
+        }
+
+        public void Pause()
+        {
+            paused = true;
+            stepNext = false;
+        }
+
+        private void Resume()
+        {
+            paused = false;
+            stepNext = false;
+        }
+
+        private void Step()
+        {
+            paused = true;
+            stepNext = true;
+        }
+
+        public void PauseButtonPressed()
+        {
+            Pause();
+            SendEventSoon(NetworkEventType.Pause);
+        }
+
+        public void ResumeButtonPressed()
+        {
+            Resume();
+            SendEventSoon(NetworkEventType.Resume);
+        }
+
+        public void StepButtonPressed()
+        {
+            Step();
+            SendEventSoon(NetworkEventType.Step);
+        }
         #endregion
     }
 }

Assets/Scripts/PacMan.cs

@@ -50,6 +50,8 @@ namespace Marro.PacManUdon
             hideUntilUnfrozen = false;
             startPosition = startTransform.localPosition;
             startRotation = startTransform.localRotation;
+
+            SubscribeToEvent(NetworkEventType.PacManTurn);
         }
 
         public void Reset()
@@ -64,7 +66,7 @@ namespace Marro.PacManUdon
             SetDead(false);
             animator.SetTrigger("Reset");
 
-            Debug.Log($"{gameObject} Reset! Position is now {GetPosition()}.");
+            //Debug.Log($"{gameObject} Reset! Position is now {GetPosition()}.");
         }
 
         public override void SyncedUpdate()
@@ -151,7 +153,11 @@ namespace Marro.PacManUdon
                     SetDirection(inputDirection + new Vector2(GridMoverTools.PositionToGrid(nextPosition).x - nextPosition.x, 0).normalized);
                 }
                 SetTargetDirection(inputDirection); // This is the direction most logic should assume pacman is moving, the actual direction may be different due to cornering
-                networkManager.SendEventSoon(NetworkEventType.PacManTurn);
+
+                if (!followingPredefinedPath)
+                {
+                    networkManager.SendEventSoon(NetworkEventType.PacManTurn);
+                }
             }
 
             return nextPosition;
@@ -336,11 +342,18 @@ namespace Marro.PacManUdon
 
         public override void CollectSyncedData(byte[] data, ref int index, NetworkEventType eventType)
         {
-            if (eventType != NetworkEventType.PacManTurn || kinematic || frozen || !enabled)
+            if (eventType != NetworkEventType.PacManTurn)
             {
                 return;
             }
 
+            if (kinematic || frozen || !enabled)
+            {
+                index += 8;
+                base.PadSyncedData(data, ref index, eventType);
+                return;
+            }
+
             data.Append(targetDirection, ref index);
 
             base.CollectSyncedData(data, ref index, eventType);
@@ -348,11 +361,18 @@ namespace Marro.PacManUdon
 
         public override bool WriteSyncedData(byte[] data, ref int index, NetworkEventType eventType)
         {
-            if (eventType != NetworkEventType.PacManTurn || kinematic || frozen || !enabled)
+            if (eventType != NetworkEventType.PacManTurn)
             {
                 return true;
             }
 
+            if (kinematic || frozen || !enabled)
+            {
+                index += 8;
+                base.ConsumeSyncedData(data, ref index, eventType);
+                return true;
+            }
+
             SetTargetDirection(data.ReadVector2(ref index));
 
             return base.WriteSyncedData(data, ref index, eventType);

Assets/Scripts/PelletManager.cs

@@ -28,6 +28,8 @@ namespace Marro.PacManUdon
             SetPowerPelletsBlink(false);
 
             RestoreAllPellets();
+
+            SubscribeToEvent(NetworkEventType.SyncPellets);
         }
 
         public override void SyncedUpdate()

Assets/Scripts/Sequences/TimeSequenceShared.cs

@@ -18,12 +18,9 @@ namespace Marro.PacManUdon
 
         private void StartTimeSequence(PacManTimeSequence timeSequence)
         {
-            Debug.Log($"StartTimeSequence: {timeSequence}");
+            //Debug.Log($"StartTimeSequence: {timeSequence}");
 
-            if (currentlyInTimeSequence)
-            {
-                TimeSequenceEndCurrent();
-            }
+            TimeSequenceTryEndCurrent();
 
             TimeSequencePrepareForStart(timeSequence);
 
@@ -35,12 +32,24 @@ namespace Marro.PacManUdon
             TimeSequenceProgressToTime(timeSequenceSecondsPassed);
         }
 
-        private void TimeSequenceEndCurrent()
+        private void TimeSequenceTryEndCurrent()
         {
+            if (!currentlyInTimeSequence)
+            {
+                return;
+            }
+
+            //Debug.Log($"{gameObject} TimeSequenceEndCurrent");
+
             jumpingToTimeSequence = true;
             TimeSequenceProgressToTime(100000f);
-            Debug.LogWarning($"{gameObject} TimeSequenceEndCurrent");
-            TryFinalizeTimeSequence();
+            
+
+            if (waitingForTimeSequenceFinalize)
+            {
+                TimeSequenceExecuteFinalize(currentTimeSequence);
+            }
+
             jumpingToTimeSequence = false;
         }
 
@@ -56,7 +65,7 @@ namespace Marro.PacManUdon
 
         private void TimeSequenceSkipToNextStep()
         {
-            Debug.Log($"{gameObject} TimeSequenceSkipToNextStep");
+            //Debug.Log($"{gameObject} TimeSequenceSkipToNextStep");
             if (timeSequenceProgress < timeSequenceKeyframeTimes.Length)
             {
                 TimeSequenceProgressToTime(timeSequenceKeyframeTimes[timeSequenceProgress]);
@@ -79,61 +88,40 @@ namespace Marro.PacManUdon
                 if (timeSequenceProgress >= timeSequenceKeyframeTimes.Length)
                 {
                     currentlyInTimeSequence = false;
-                    TimeSequencePrepareForFinish(currentTimeSequence);
+                    TimeSequenceFinish(currentTimeSequence);
                     break;
                 }
             }
         }
 
-        private void TimeSequencePrepareForFinish(PacManTimeSequence timeSequence)
+        private void TimeSequenceFinish(PacManTimeSequence timeSequence)
         {
-            //if (networkManager.IsOwner)
-            //{
-            Debug.LogWarning($"{gameObject} TimeSequencePrepareForFinish");
             TimeSequenceExecuteFinalize(timeSequence);
+            networkManager.SendEventSoon(NetworkEventType.TimeSequenceSync);
             if (!jumpingToTimeSequence)
             {
                 TimeSequenceExecuteFinished(timeSequence);
             }
-            //}
-            //else
-            //{
-            //    waitingForTimeSequenceFinalize = true;
-            //}
         }
 
-        private void TryFinalizeTimeSequence()
+        private void TimeSequenceSyncWithRemote(PacManTimeSequence currentTimeSequence, float timeSequenceSecondsPassed)
         {
-            if (!waitingForTimeSequenceFinalize)
+            // If the remote is in a time sequence but we're not, or we're in a different time sequence, or if we're behind,
+            // jump to the remote's time sequence.
+            if (!currentlyInTimeSequence
+                || currentTimeSequence != this.currentTimeSequence
+                || timeSequenceSecondsPassed < this.timeSequenceSecondsPassed)
             {
-                return;
+                StartTimeSequence(currentTimeSequence);
             }
 
-            TimeSequenceExecuteFinalize(currentTimeSequence);
-            waitingForTimeSequenceFinalize = false;
+            // If we're (now) in a time sequence, jump our progress to match the one on the remote
+            if (currentlyInTimeSequence)
+            {
+                TimeSequenceProgressToTime(timeSequenceSecondsPassed);
+            }
         }
 
-        //private void TimeSequenceSyncWithRemote(bool currentlyInTimeSequence, PacManTimeSequence currentTimeSequence, float timeSequenceSecondsPassed)
-        //{
-        //    // If the remote is in a time sequence but we're not, or we're in a different time sequence, jump to the remote's time sequence.
-        //    if (currentlyInTimeSequence && (!this.currentlyInTimeSequence || currentTimeSequence != this.currentTimeSequence))
-        //    {
-        //        StartTimeSequence(currentTimeSequence);
-        //    }
-
-        //    // If we're (now) in a time sequence, jump our progress to match the one on the remote
-        //    if (this.currentlyInTimeSequence)
-        //    {
-        //        TimeSequenceProgressToTime(timeSequenceSecondsPassed);
-        //    }
-
-        //    // If the remote has finished it's time sequence and we have one waiting to be finalized, we can do so now
-        //    if (!currentlyInTimeSequence)
-        //    {
-        //        TryFinalizeTimeSequence();
-        //    }
-        //}
-
         #region Events
 
         public void JumpToTimeSequenceAttractScreenIntroduction()
@@ -244,7 +232,7 @@ namespace Marro.PacManUdon
 
         private void TimeSequenceExecuteStep(PacManTimeSequence timeSequence, int sequenceProgress)
         {
-            Debug.Log($"{gameObject} Triggered time sequence step for sequence {currentTimeSequence} with progress {sequenceProgress}");
+            //Debug.Log($"{gameObject} Triggered time sequence step for sequence {currentTimeSequence} with progress {sequenceProgress}");
             switch (timeSequence)
             {
                 default:
@@ -298,7 +286,7 @@ namespace Marro.PacManUdon
 
         private void TimeSequenceExecuteFinalize(PacManTimeSequence timeSequence)
         {
-            Debug.Log($"{gameObject} Triggered time sequence finalize for sequence {currentTimeSequence}");
+            //Debug.Log($"{gameObject} Triggered time sequence finalize for sequence {currentTimeSequence}");
             switch (timeSequence)
             {
                 default:
@@ -342,7 +330,7 @@ namespace Marro.PacManUdon
 
         private void TimeSequenceExecuteFinished(PacManTimeSequence timeSequence)
         {
-            Debug.Log($"{gameObject} Triggered time sequence finished for sequence {currentTimeSequence}");
+            //Debug.Log($"{gameObject} Triggered time sequence finished for sequence {currentTimeSequence}");
             switch (timeSequence)
             {
                 default:

Assets/Scripts/SyncedObject.cs

@@ -9,7 +9,9 @@ namespace Marro.PacManUdon
         public NetworkManager networkManager;
 
         public virtual void SyncedUpdate() { }
-        public abstract void CollectSyncedData(byte[] data, ref int index, NetworkEventType eventType);
-        public abstract bool WriteSyncedData(byte[] data, ref int index, NetworkEventType eventType);
+        public virtual void CollectSyncedData(byte[] data, ref int index, NetworkEventType eventType) { }
+        public virtual bool WriteSyncedData(byte[] data, ref int index, NetworkEventType eventType) { return false; }
+
+        protected void SubscribeToEvent(NetworkEventType eventType) => networkManager.SubscribeToEvent(this, eventType);
     }
 }

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Assets/Test stuff/NetworkManagerSyncTester.cs

@@ -0,0 +1,99 @@
+
+using Marro.PacManUdon;
+using Newtonsoft.Json.Linq;
+using UdonSharp;
+using UnityEngine;
+using VRC.SDKBase;
+using VRC.Udon;
+
+public class NetworkManagerSyncTester : UdonSharpBehaviour
+{
+    [SerializeField] NetworkManager networkManager1;
+    [SerializeField] GridMover[] gridMovers1;
+    [SerializeField] NetworkManager networkManager2;
+    [SerializeField] GridMover[] gridMovers2;
+    [SerializeField] Animator debugImageToIndicateSynced;
+
+    private float captureTime;
+    private Vector2[] positions;
+
+    public void Update()
+    {
+        if (!networkManager1.Synced || !networkManager2.Synced)
+        {
+            positions = null;
+            return;
+        }
+
+        if (positions == null)
+        {
+            positions = GetPositions(gridMovers1);
+            captureTime = networkManager1.SyncedTime;
+        }
+
+        var remoteTime = networkManager2.SyncedTime;
+        if (captureTime > remoteTime)
+        {
+            return;
+        }
+
+        if (captureTime < remoteTime)
+        {
+            Debug.Log($"{nameof(NetworkManagerSyncTester)} Skipping check");
+            positions = null;
+            return;
+        }
+
+        bool equal = IsEqual(remoteTime);
+
+        SetIndicator(equal);
+
+        positions = null;
+    }
+
+    private bool IsEqual(float remoteTime)
+    {
+        var positions2 = GetPositions(gridMovers2);
+        for (int i = 0; i < positions.Length; i++)
+        {
+            var gridMover1 = gridMovers1[i];
+            var gridMover1Position = positions[i];
+
+            var gridMover2 = gridMovers2[i];
+            var gridMover2Position = positions2[i];
+
+            var equal = gridMover1Position == gridMover2Position;
+
+            if (!equal)
+            {
+                Debug.LogWarning($"{nameof(NetworkManagerSyncTester)} Desync found:\n{gridMover1.name} {gridMover1Position} (at {captureTime}) != {gridMover2.name} {gridMover2Position} (at {remoteTime})");
+                networkManager1.Pause();
+                networkManager2.Pause();
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    private void SetIndicator(bool value)
+    {
+        if (debugImageToIndicateSynced != null)
+        {
+            debugImageToIndicateSynced.SetFloat("Color", value ? 1 : 0);
+        }
+    }
+
+    private Vector2[] GetPositions(GridMover[] gridMovers)
+    {
+        var length = gridMovers.Length;
+        var positions = new Vector2[length];
+
+        for (int i = 0; i < length; i++)
+        {
+            positions[i] = gridMovers[i].GetPosition(); 
+        }
+
+        return positions;
+    }
+}

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Assets/Test stuff/NetworkManagerTester.cs

@@ -0,0 +1,99 @@
+
+using Marro.PacManUdon;
+using System;
+using UdonSharp;
+using UnityEngine;
+
+public class NetworkManagerTester : UdonSharpBehaviour
+{
+    [SerializeField] private NetworkManager[] networkManagers;
+    [SerializeField] private float interval = 0.1f;
+    [SerializeField] private int ownerIndex = 0;
+
+    private float countdown = 0;
+    private bool serializationRequested;
+
+    private void Start()
+    {
+        foreach (var networkManager in networkManagers)
+        {
+            networkManager.SetNetworkManagerTester(this);
+            if (networkManager.Ready)
+            {
+                networkManager.Reset();
+            }
+        }
+    }
+
+    private void FixedUpdate()
+    {
+        countdown -= Time.deltaTime;
+        if (countdown > 0)
+        {
+            return;
+        }
+        countdown = interval;
+
+        if (!serializationRequested)
+        {
+            return;
+        }
+
+        var source = networkManagers[ownerIndex];
+
+        var data = PerformSerialization(source);
+
+        Debug.Log($"{nameof(NetworkManagerTester)} Transferring {data.Length} bytes.");
+
+        foreach (var target in networkManagers)
+        {
+            if (target == source)
+            {
+                continue;
+            }
+
+            PerformDeserialization(target, data);
+        }
+
+        serializationRequested = false;
+    }
+
+    private byte[] PerformSerialization(NetworkManager networkManager)
+    {
+        networkManager.OnPreSerialization();
+        var data = networkManager.NetworkedData;
+        networkManager.OnPostSerializationInternal(true, data.Length) ;
+
+        return data;
+    }
+
+    private byte[] PerformDeserialization(NetworkManager networkManager, byte[] data)
+    {
+        networkManager.NetworkedData = data;
+        networkManager.OnDeserialization();
+
+        return data;
+    }
+
+    public bool ShouldBeOwner(NetworkManager manager) => Array.IndexOf(networkManagers, manager) == ownerIndex;
+
+    public void RequestSerializationTest()
+    {
+        serializationRequested = true;
+    }
+
+    public void RequestEvent(NetworkEventType eventType)
+    {
+        foreach (var target in networkManagers)
+        {
+            if (!target.IsOwner || !target.SerializationRequested)
+            {
+                continue;
+            }
+
+            Debug.Log($"{nameof(NetworkManagerTester)} Requested event with type {eventType}.");    
+
+            target.RequestEventReceived(eventType);
+        }
+    }
+}

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