Ready for PacMan??

Assets/Scenes/PacMan.unity

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Assets/Scripts/NetworkManager.cs

@@ -1,25 +1,20 @@
-using Cysharp.Threading.Tasks.Triggers;
+using System;
-using JetBrains.Annotations;
-using System;
-using System.Drawing;
-using System.Linq;
 using System.Reflection;
 using System.Text;
 using TMPro;
 using UdonSharp;
 using UnityEngine;
-using UnityEngine.UI;
 using VRC.SDK3.UdonNetworkCalling;
 using VRC.SDKBase;
-using VRC.Udon.ClientBindings.Interfaces;
 using VRC.Udon.Common;
 
 namespace Marro.PacManUdon
 {
     public enum NetworkEventType
     {
-        FullSync = 0,
+        FullSyncForced = 0,
-        PacManTurn = 1,
+        FullSync = 1,
+        PacManTurn = 2,
     }
 
     public class NetworkManager : UdonSharpBehaviour
@@ -45,9 +40,28 @@ namespace Marro.PacManUdon
         // [7]: (byte) Type of event. 0 = Full Sync, which is used to sync up from an undefinted state.
         // [+]: Event-specific data.
 
+        #region Settings
+        /// <summary>
+        /// Objects which are controlled by this <see cref="NetworkManager"/>.
+        /// </summary>
+        [SerializeField] private SyncedObject[] syncedObjects;
+        /// <summary>
+        /// The delay at which the receiving side replays events.
+        /// </summary>
+        [SerializeField] private float delay = 1f;
+        /// <summary>
+        /// The maximum amount of times a message is sent.
+        /// </summary>
+        [SerializeField] private int maxEventSendTries = 3;
+        /// <summary>
+        /// How long to wait since last message to send next ping.
+        /// </summary>
+        [SerializeField] private float pingDelay = 0.3f;
+        #endregion
+
         #region Constants
         /// <summary>
-        /// The maximum size of the buffer in bytes.
+        /// The maximum amount of events in the buffer.
         /// </summary>
         private const int BufferMaxTotalEvents = 255;
 
@@ -71,19 +85,9 @@ namespace Marro.PacManUdon
         /// The total length of the header of an event, in bytes.
         /// </summary>
         private const ushort HeaderLength = 8;
-
-        /// <summary>
-        /// The delay at which the receiving side replays events.
-        /// </summary>
-        private const float Delay = 1f;
         #endregion
 
         #region Private attributes
-        /// <summary>
-        /// Objects which are controlled by this <see cref="NetworkManager"/>.
-        /// </summary>
-        [SerializeField] private SyncedObject[] syncedObjects;
-
         /// <summary>
         /// Offset from system time to network time, including delay.
         /// </summary>
@@ -98,33 +102,53 @@ namespace Marro.PacManUdon
         /// </summary>
         private float nextEventTime;
 
-        /// <summary>
-        /// The timestamp of the most recent event created or received.
-        /// </summary>
-        private float lastEventTimestamp;
-        /// <summary>
-        /// The message id of the most recent event created or received.
-        /// </summary>
-        private byte lastEventId;
-
         /// <summary>
         /// Amounot of retries in a row without a successful sync.
         /// </summary>
         private int retriesWithoutSuccess;
 
         /// <summary>
-        /// True if there is a full sync in the queue and we are not currently synced.
+        /// For receiver: True if there's a full sync in the queue and we are not synced, otherwise false.
+        /// For transmitter: True if there's a full sync in the queue which has not yet been transmitted, otherwise false.
         /// </summary>
-        private bool fullSyncInQueue;
+        private bool hasFullSyncReady;
+        /// <summary>
+        /// True if serialization has been requestsed
+        /// </summary>
+        private bool serializationRequested;
 
         /// <summary>
-        /// Main buffer of data to be transmitted or processed
+        /// Queue of events to be transmitted or processed.
         /// </summary>
-        private byte[][] buffer;
+        private byte[][] eventsQueue;
         /// <summary>
-        /// Index of <see cref="buffer"/>.
+        /// Index of <see cref="eventsQueue"/>.
         /// </summary>
-        private int bufferIndex;
+        private int eventsQueueIndex;
+
+        /// <summary>
+        /// The value of <see cref="eventsQueueIndex"/> at the last transmission.
+        /// </summary>
+        private int eventsQueueIndexAtLastTransmission;
+        /// <summary>
+        /// Counts of new events at recent transmissions.
+        /// </summary>
+        private int[] eventTransmissionHistory;
+        /// <summary>
+        /// Index of <see cref="eventTransmissionHistoryIndex"/>.
+        /// </summary>
+        private int eventTransmissionHistoryIndex;
+        /// <summary>
+        /// Time of last event transmission.
+        /// </summary>
+        private float lastEventTransmissionTime;
+
+
+        /// <summary>
+        /// The message id of the most recent event created or received.
+        /// </summary>
+        private byte lastEventId;
+
 
         /// <summary>
         /// Data which is currently available on the network.
@@ -184,13 +208,11 @@ namespace Marro.PacManUdon
 
             SetOwner(Networking.IsOwner(gameObject));
 
-            buffer = new byte[BufferMaxTotalEvents][];
+            ClearBuffer();
-            bufferIndex = 0;
+
             Synced = IsOwner; // Owner is always synced
             retriesWithoutSuccess = 0;
-            lastEventTimestamp = 0;
+            hasFullSyncReady = false;
-            lastEventId = 0;
-            fullSyncInQueue = false;
 
             offsetTime = Time.fixedTime;
             internalTime = 0;
@@ -207,10 +229,16 @@ namespace Marro.PacManUdon
             // Fetch the current time
             UpdateInternalTime();
 
-            // If able and needed, process received events
+            if (Ready)
-            if (Ready && !IsOwner)
             {
-                ProgressEventTime();
+                if (IsOwner)
+                {
+                    ProgressPingTime(); // See if we need to send a ping
+                }
+                else
+                {
+                    ProgressEventTime(); // See if there's events that need to be replayed
+                }
             }
 
             // Forwards simulated time at the FixedUpdate pace
@@ -259,7 +287,7 @@ namespace Marro.PacManUdon
             }
             else
             {
-                SendEvent(NetworkEventType.FullSync);
+                SendEvent(NetworkEventType.FullSyncForced);
             }
         }
 
@@ -291,7 +319,7 @@ namespace Marro.PacManUdon
             var timestamp = SyncedTime;
 
             var eventId = GetNextEventId(lastEventId);
-            
+
             InitializeEvent(eventType, timestamp, eventId, BufferMaxTotalEvents, out byte[][] data, out var index);
 
             foreach (var obj in syncedObjects)
@@ -299,8 +327,6 @@ namespace Marro.PacManUdon
                 obj.AppendSyncedData(data, ref index, eventType);
             }
 
-            var oldIndex = this.bufferIndex;
-
             var result = Flatten(data, 0, index);
 
             // Validate and fill in event size
@@ -316,13 +342,17 @@ namespace Marro.PacManUdon
             var eventSizeBytes = BitConverter.GetBytes((ushort)eventSize);
             Array.Copy(eventSizeBytes, 0, result, HeaderEventSizeIndex, eventSizeBytes.Length);
 
+            if (IsFullSync(eventType))
+            {
+                hasFullSyncReady = true;
+            }
+
             QueueEventInBuffer(result);
 
-            Debug.Log($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Prepared event with {eventSize} bytes and timestamp {timestamp} for serialization, index went from {oldIndex} to {this.bufferIndex}");
+            Debug.Log($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Prepared event with {eventSize} bytes and timestamp {timestamp} for serialization, index is now {this.eventsQueueIndex}");
 
-            RequestSerialization();
+            RequestSerializationForEvents();
 
-            lastEventTimestamp = timestamp;
             lastEventId = eventId;
 
             retriesWithoutSuccess = 0; // We had success!
@@ -346,6 +376,12 @@ namespace Marro.PacManUdon
             index = 1;
         }
 
+        private void RequestSerializationForEvents()
+        {
+            RequestSerialization();
+            serializationRequested = true;
+        }
+
         [NetworkCallable]
         public void RequestEventReceived(NetworkEventType eventType)
         {
@@ -354,8 +390,76 @@ namespace Marro.PacManUdon
                 return;
             }
 
+            if (IsFullSync(eventType) && hasFullSyncReady)
+            {
+                return; // Don't send another full sync if we're already preparing to send one
+            }
+
+            if (eventType == NetworkEventType.FullSyncForced)
+            {
+                SendEvent(NetworkEventType.FullSync); // Remote is not allowed to request a forced full sync
+            }
+
             SendEvent(eventType);
         }
+
+        private void ProgressPingTime()
+        {
+            if (eventsQueueIndex > 0 
+                && internalTime - lastEventTransmissionTime >= pingDelay)
+            {
+                RequestSerializationForEvents();
+            }
+        }
+
+        public override void OnPreSerialization()
+        {
+            if (!Ready || !IsOwner || !serializationRequested || eventsQueue == null || eventsQueueIndex == 0)
+            {
+                return;
+            }
+
+            networkedData = Flatten(eventsQueue, 0, eventsQueueIndex);
+
+            eventTransmissionHistory[eventTransmissionHistoryIndex] = eventsQueueIndex - eventsQueueIndexAtLastTransmission;
+            eventTransmissionHistoryIndex += 1;
+            if (eventTransmissionHistoryIndex >= eventTransmissionHistory.Length)
+            {
+                eventTransmissionHistoryIndex = 0;
+            }
+
+            serializationRequested = false;
+
+            Debug.Log($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Serializing {eventsQueueIndex} event(s), eventTransmissionHistory is now {ArrayToString(eventTransmissionHistory)} with index {eventTransmissionHistoryIndex}");
+        }
+
+        public override void OnPostSerialization(SerializationResult result)
+        {
+            if (!Ready || !IsOwner || networkedData.Length == 0)
+            {
+                return;
+            }
+
+            if (!result.success)
+            {
+                Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Serialization failed! Tried to send {result.byteCount} bytes.");
+                return;
+            }
+
+            Debug.Log($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Serialized with {networkedData.Length} bytes.\nBytes sent:\n{ArrayToString(networkedData)}");
+
+            // Remove data from the buffer that no longer needs to be (re)transmitted
+            DequeueEventsFromBuffer(eventTransmissionHistory[eventTransmissionHistoryIndex]);
+            eventTransmissionHistory[eventTransmissionHistoryIndex] = 0; // Prevent trying to remove the same events again
+            eventsQueueIndexAtLastTransmission = eventsQueueIndex;
+
+            networkedData = new byte[0];
+
+            // If there was a full sync in the queue, it has now been transmitted at least once
+            hasFullSyncReady = false;
+
+            lastEventTransmissionTime = internalTime;
+        }
         #endregion
 
         #region Receiver
@@ -382,20 +486,13 @@ namespace Marro.PacManUdon
                 return; // Nothing to store
             }
 
-            Debug.Log($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Received {networkedData.Length} bytes!\nBytes received:\n{BytesToString(networkedData)}");
+            Debug.Log($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Received {networkedData.Length} bytes!\nBytes received:\n{ArrayToString(networkedData)}");
 
             var length = networkedData.Length;
             int index = 0;
             int eventSize = 0; // Store event size here so we can increment the index no matter how we increment the loop
-            while (true)
+            while ((index += eventSize) < length)
             {
-                index += eventSize;
-
-                if (index >= length)
-                {
-                    break;
-                }
-
                 if (length - index < HeaderLength)
                 {
                     Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) {nameof(StoreIncomingData)}: Remaining data in networkedData is not long enough to form a complete event! remaining: {length - index}.");
@@ -421,38 +518,41 @@ namespace Marro.PacManUdon
 
                 var @event = GetArrayPart(networkedData, index, eventSize);
 
-                var eventType = GetEventTypeFromHeader(@event);
                 var timestamp = GetTimestampFromHeader(@event);
                 var eventId = GetEventIdFromHeader(@event);
+                var eventType = GetEventTypeFromHeader(@event);
 
-                if (Synced || fullSyncInQueue)
+                if (eventType != NetworkEventType.FullSyncForced && (Synced || hasFullSyncReady))
                 {
-                    if (timestamp == lastEventTimestamp
+                    // Check if event id is sequential
-                    && eventId == lastEventId)
+                    if (eventId != GetNextEventId(lastEventId))
                     {
-                        Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Duplicate message of type {eventType}, timestamp: {timestamp}, messageId: {eventId}.");
+                        if (index + eventSize >= length // If this is the last event of the batch
+                            && eventId != lastEventId) // Unless the eventId is the same, then this is probably just a duplicate
+                        {
+                            // The last event of the batch has to be synced up with our current event id count, else we've missed an event
+                            Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) EventIds were not sequential! Did we miss an event? Timestamp: {timestamp}, eventId: {eventId}, lastEventId: {lastEventId}.");
+                            HandleError(false);
+                            return;
+                        }
+
+                        // We've likely already processed this event, ignore it
                         continue;
                     }
 
-                    if (eventId != GetNextEventId(lastEventId))
-                    {
-                        Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) EventIds were not sequential! Did we miss a serialization? Timestamp: {timestamp}, eventId: {eventId}, lastEventId: {lastEventId}.");
-                        HandleError(false);
-                        return;
-                    }
-
                     QueueEventInBuffer(@event);
+
+                    Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)} Queued event with id {eventId}");
                 }
                 else
                 {
                     // If we're not yet synced, we only care about full sync events.
-                    if (eventType == NetworkEventType.FullSync)
+                    if (IsFullSync(eventType))
                     {
-                        QueueFullSyncInBuffer(@event); // Immediately process full sync
+                        QueueFullSyncForReplay(@event); // Immediately process full sync
                     }
                 }
 
-                lastEventTimestamp = timestamp;
                 lastEventId = eventId;
             }
 
@@ -462,19 +562,16 @@ namespace Marro.PacManUdon
             }
         }
 
-        private void QueueFullSyncInBuffer(byte[] @event)
+        private void QueueFullSyncForReplay(byte[] @event)
         {
-            // Intentionally not doing a buffer size check here, since this is not appended to the buffer
-            // (and there is no good way to continue if this event is too large)
-
             // Clear buffer and put the full sync into it
             ClearBuffer();
             QueueEventInBuffer(@event);
 
             // Set this event to play after the default delay
-            nextEventTime = internalTime + Delay; 
+            nextEventTime = internalTime + delay;
 
-            fullSyncInQueue = true;
+            hasFullSyncReady = true;
 
             Debug.Log($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Queued full sync in buffer, should execute at {nextEventTime}.");
         }
@@ -483,22 +580,30 @@ namespace Marro.PacManUdon
         {
             IsEventUpdate = true;
 
-            while (bufferIndex != 0 && nextEventTime <= internalTime)
+            while (eventsQueueIndex > 0 && nextEventTime <= internalTime)
             {
-                PerformEvent(buffer[0]);
+                var success = PerformEvent(eventsQueue[0]);
+
+                if (!success)
+                {
+                    return;
+                }
+
                 DequeueEventsFromBuffer(1);
                 UpdateNextEventTime();
             }
         }
 
-        private void PerformEvent(byte[] @event)
+        private bool PerformEvent(byte[] @event)
         {
             var timestamp = GetTimestampFromHeader(@event);
             var eventType = GetEventTypeFromHeader(@event);
 
-            if (eventType == NetworkEventType.FullSync)
+            var isFullSync = IsFullSync(eventType);
+
+            if (!Synced || eventType == NetworkEventType.FullSyncForced)
             {
-                SyncToTimestamp(timestamp, GetEventIdFromHeader(@event));
+                SyncToTimestamp(timestamp);
             }
 
             var index = (int)HeaderLength; // Skip header
@@ -518,7 +623,7 @@ namespace Marro.PacManUdon
                 {
                     Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Malformed data reported by {obj.name} during event type {eventType}!");
                     HandleError(true);
-                    return;
+                    return false;
                 }
             }
 
@@ -527,49 +632,69 @@ namespace Marro.PacManUdon
             {
                 Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Amount of data read does not match event size! Expected {eventSize}, read {index}.");
                 HandleError(true);
-                return;
+                return false;
             }
 
-            if (!Synced && eventType == NetworkEventType.FullSync)
+            if (!Synced && isFullSync)
             {
-                fullSyncInQueue = false;
+                hasFullSyncReady = false;
                 Synced = true;
             }
 
             Debug.Log($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Processed incoming event! Total {index} bytes.");
 
             retriesWithoutSuccess = 0; // We had success!
+
+            return true;
+        }
+
+        public override void OnDeserialization()
+        {
+            if (!Ready || IsOwner)
+            {
+                return;
+            }
+
+            StoreIncomingData();
         }
         #endregion
 
         #region Buffer
         private void ClearBuffer()
         {
-            buffer = new byte[BufferMaxTotalEvents][];
+            eventsQueue = new byte[BufferMaxTotalEvents][];
-            bufferIndex = 0;
+            eventsQueueIndex = 0;
+            eventTransmissionHistory = new int[maxEventSendTries];
+            eventTransmissionHistoryIndex = 0;
+            eventsQueueIndexAtLastTransmission = 0;
+            lastEventId = 0;
         }
 
         private void DequeueEventsFromBuffer(int eventCount)
         {
-            var oldBuffer = buffer;
+            if (eventCount > eventsQueueIndex) // Never remove more events than are in the queue
-            bufferIndex -= eventCount;
+            {
-            buffer = new byte[BufferMaxTotalEvents][];
+                eventCount = eventsQueueIndex;
-            Array.Copy(oldBuffer, eventCount, buffer, 0, bufferIndex);
+            }
+
+            var oldBuffer = eventsQueue;
+            eventsQueueIndex -= eventCount;
+            eventsQueue = new byte[BufferMaxTotalEvents][];
+            Array.Copy(oldBuffer, eventCount, eventsQueue, 0, eventsQueueIndex);
         }
 
         private bool QueueEventInBuffer(byte[] @event)
         {
-            if (bufferIndex >= BufferMaxTotalEvents)
+            if (eventsQueueIndex >= BufferMaxTotalEvents)
             {
                 Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Buffer not large enough to store event! Maximum event count: {BufferMaxTotalEvents}.");
                 HandleError(true);
                 return false;
             }
 
-            buffer[bufferIndex++] = @event;
+            eventsQueue[eventsQueueIndex++] = @event;
             return true;
         }
-
         #endregion
 
         #region Time
@@ -586,7 +711,7 @@ namespace Marro.PacManUdon
             SyncedTime = newTime;
         }
 
-        private void SyncToTimestamp(float timestamp, byte eventId)
+        private void SyncToTimestamp(float timestamp)
         {
             var oldOffset = offsetTime;
             offsetTime = Time.fixedTime - timestamp;
@@ -596,30 +721,33 @@ namespace Marro.PacManUdon
             SyncedTime -= delta;
             nextEventTime -= delta;
 
-            lastEventTimestamp = timestamp;
-            lastEventId = eventId;
-
             Debug.Log($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Synced to timestamp {timestamp}, current time is {Time.fixedTime}, offsetTime is now {offsetTime}, internalTime is now {internalTime}, SyncedTime is now {SyncedTime}, nextEventTime is now {nextEventTime}");
         }
 
         private void UpdateNextEventTime()
         {
-            if (bufferIndex == 0)
+            if (eventsQueueIndex == 0)
             {
                 return;
             }
 
-            var nextEventTime = GetTimestampFromHeader(buffer[0]);
+            var nextEventTime = GetTimestampFromHeader(eventsQueue[0]);
-            if (nextEventTime >= this.nextEventTime)
+
-            {
+            if (nextEventTime < this.nextEventTime)
-                this.nextEventTime = nextEventTime;
-            }
-            else
             {
                 Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) New event is earlier than previous event!");
                 HandleError(true);
                 return;
             }
+            
+            if (nextEventTime < SyncedTime)
+            {
+                Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) New event timestamp is earlier than our current synced time by {SyncedTime - nextEventTime} seconds! nextEventTime: {nextEventTime} SyncedTime: {SyncedTime}, internalTime: {internalTime}");
+                HandleError(true);
+                return;
+            }
+
+            this.nextEventTime = nextEventTime;
         }
         #endregion
 
@@ -636,6 +764,9 @@ namespace Marro.PacManUdon
             return currentEventId;
         }
 
+        private static bool IsFullSync(NetworkEventType eventType)
+            => eventType == NetworkEventType.FullSync || eventType == NetworkEventType.FullSyncForced;
+
         private static ushort GetEventSizeFromHeader(byte[] @event, int eventIndex = 0)
             => BitConverter.ToUInt16(@event, eventIndex + HeaderEventSizeIndex);
 
@@ -657,79 +788,36 @@ namespace Marro.PacManUdon
                 return;
             }
 
-            SetOwner(newOwner == Networking.LocalPlayer);
+            bool newOwnerIsLocalPlayer = newOwner == Networking.LocalPlayer;
-        }
+            SetOwner(newOwnerIsLocalPlayer);
 
-        private int indexAtLastSerialization = 0;
+            if (newOwnerIsLocalPlayer)
-
-        public override void OnPreSerialization()
-        {
-            if (!Ready)
             {
-                return;
+                SendEvent(NetworkEventType.FullSyncForced);
             }
-
-            if (IsOwner)
-            {
-                if (buffer == null || bufferIndex == 0)
-                {
-                    return;
-                }
-
-                networkedData = Flatten(buffer, 0, bufferIndex);
-                indexAtLastSerialization = bufferIndex;
-            }
-            else
-            {
-                networkedData = new byte[0]; // Prevent exception loop in VRChat SDK
-            }
-        }
-
-        public override void OnPostSerialization(SerializationResult result)
-        {
-            if (!Ready)
-            {
-                return;
-            }
-
-            if (!result.success)
-            {
-                Debug.LogWarning($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Serialization failed! Tried to send {result.byteCount} bytes.");
-                return;
-            }
-
-            if (!IsOwner || networkedData.Length == 0)
-            {
-                return;
-            }
-
-            Debug.Log($"({nameof(PacManUdon)} {nameof(NetworkManager)}) Serialized with {networkedData.Length} bytes!\nBytes sent:\n{BytesToString(networkedData)}");
-
-            // Remove all transferred data from the buffer, leaving data that came in after serialization
-            DequeueEventsFromBuffer(indexAtLastSerialization);
-            networkedData = new byte[0];
-        }
-
-        public override void OnDeserialization()
-        {
-            if (!Ready || IsOwner)
-            {
-                return;
-            }
-
-            StoreIncomingData();
         }
         #endregion
 
         #region Utils
-        public string BytesToString(byte[] bytes)
+        public string ArrayToString(byte[] bytes)
         {
-            var sb = new StringBuilder("new byte[] { ");
+            var sb = new StringBuilder("[ ");
             foreach (var b in bytes)
             {
-                sb.Append(b + ", ");
+                sb.Append(b + " ");
             }
-            sb.Append("}");
+            sb.Append("]");
+            return sb.ToString();
+        }
+
+        public string ArrayToString(int[] bytes)
+        {
+            var sb = new StringBuilder("[ ");
+            foreach (var b in bytes)
+            {
+                sb.Append(b + " ");
+            }
+            sb.Append("]");
             return sb.ToString();
         }
 
@@ -774,7 +862,7 @@ namespace Marro.PacManUdon
         #region Debug
         public void SimulateSyncToTimestamp(float timestamp)
         {
-            SyncToTimestamp(timestamp, 0);
+            SyncToTimestamp(timestamp);
         }
 
         public void WriteDebugOutput(TMP_InputField debugOutput)
@@ -783,12 +871,15 @@ namespace Marro.PacManUdon
                 $"IsOwner: {IsOwner}\n" +
                 $"Ready: {Ready}\n" +
                 $"Synced: {Synced}\n" +
-                $"fullSyncInQueue: {fullSyncInQueue}\n" +
+                $"hasFullSyncReady: {hasFullSyncReady}\n" +
+                $"lastEventId: {lastEventId}" +
                 $"Time.fixedTime: {Time.fixedTime}\n" +
                 $"offsetTime: {offsetTime}\n" +
                 $"internalTime: {internalTime}\n" +
                 $"SyncedTime: {SyncedTime}\n" +
                 $"Dt: {Dt}\n" +
+                $"BufferIndex: {eventsQueueIndex}\n" +
+                $"BufferIndexHistory: {ArrayToString(eventTransmissionHistory)}\n" +
                 $"\n";
         }
 

Assets/Test stuff/TestBall.cs

@@ -132,7 +132,8 @@ public class TestBall : SyncedObject
 
     public override void AppendSyncedData(byte[][] data, ref int index, NetworkEventType eventType)
     {
-        if (eventType == 0)
+        if (eventType == NetworkEventType.FullSync
+            || eventType == NetworkEventType.FullSyncForced)
         {
             Debug.Log($"({nameof(TestBall)}) Sending sync data at progress {GetProgress()} and amountUp {amountUp}.");
             data[index++] = BitConverter.GetBytes(amountUp);
@@ -142,18 +143,19 @@ public class TestBall : SyncedObject
 
     public override bool SetSyncedData(byte[] data, ref int index, NetworkEventType eventType)
     {
-        if (eventType == 0)
+        if (eventType == NetworkEventType.FullSync
+            || eventType == NetworkEventType.FullSyncForced)
         {
             amountUp = BitConverter.ToSingle(data, index);
             SetProgress(BitConverter.ToSingle(data, index + 4));
-            Debug.Log($"({nameof(TestBall)}) Received sync event, synced to progress {GetProgress()} and amountUp {amountUp}.");
+            //Debug.Log($"({nameof(TestBall)}) Received sync event, synced to progress {GetProgress()} and amountUp {amountUp}.");
             index += 8;
         }
         else
         {
-            Debug.Log($"({nameof(TestBall)}) Received up event, jumped up at {GetProgress()} from {amountUp}.");
+            //Debug.Log($"({nameof(TestBall)}) Received up event, jumped up at {GetProgress()} from {amountUp}.");
             Jump();
-            Debug.Log($"({nameof(TestBall)}) Received up event, jumped up at {GetProgress()} to {amountUp}.");
+            //Debug.Log($"({nameof(TestBall)}) Received up event, jumped up at {GetProgress()} to {amountUp}.");
         }
 
         return true;

Assets/Test stuff/TestBallManager.cs

@@ -49,7 +49,7 @@ public class TestBallManager : UdonSharpBehaviour
             testBall.UpButtonPressed();
         }
 
-        networkManager.SendEvent((NetworkEventType)1);
+        networkManager.SendEvent(NetworkEventType.PacManTurn);
     }
 
     public void SyncButtonPressed()