Added SOP.HasPropertyUpdatedLocally() to help enqueue the right set of objects that have properties updated locally.

Also, in RegionSyncModule.SendSceneUpdates, added calling sog.UpdateTaintedBucketSyncInfo() to update timestamp of a tainted property bucket.

OpenSim/Region/CoreModules/RegionSync/RegionSyncModule/SymmetricSync/RegionSyncModule.cs

@@ -298,6 +298,7 @@ namespace OpenSim.Region.CoreModules.RegionSync.RegionSyncModule
 
             if (!updated)
             {
+                /*
                 foreach (KeyValuePair<string, BucketSyncInfo> pair in part.BucketSyncInfoList)
                 {
                     if (pair.Value.LastUpdateActorID.Equals(m_actorID))
@@ -306,6 +307,11 @@ namespace OpenSim.Region.CoreModules.RegionSync.RegionSyncModule
                         break;
                     }
                 }
+                 * */
+                if (part.HasPropertyUpdatedLocally())
+                {
+                    updated = true;
+                }
             }
 
             if(updated)
@@ -368,6 +374,8 @@ namespace OpenSim.Region.CoreModules.RegionSync.RegionSyncModule
 
             if (primUpdates != null || presenceUpdates != null)
             {
+                long timeStamp = DateTime.Now.Ticks;
+
                 // This could be another thread for sending outgoing messages or just have the Queue functions
                 // create and queue the messages directly into the outgoing server thread.
                 System.Threading.ThreadPool.QueueUserWorkItem(delegate
@@ -380,6 +388,7 @@ namespace OpenSim.Region.CoreModules.RegionSync.RegionSyncModule
                         foreach (SceneObjectGroup sog in primUpdates)
                         {
                             //If this is a relay node, or at least one part of the object has the last update caused by this actor, then send the update
+                            sog.UpdateTaintedBucketSyncInfo(timeStamp);
                             if (m_isSyncRelay || (!sog.IsDeleted && CheckObjectForSendingUpdate(sog)))
                             {
                                 //send 

OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs

@@ -4104,6 +4104,13 @@ namespace OpenSim.Region.Framework.Scenes
 
         }
 
+        public void UpdateTaintedBucketSyncInfo(long timeStamp)
+        {
+            foreach (SceneObjectPart part in Parts)
+            {
+                part.UpdateTaintedBucketSyncInfo(timeStamp);
+            }
+        }
 
         #endregion
     }

OpenSim/Region/Framework/Scenes/SceneObjectPart.cs

@@ -5391,6 +5391,18 @@ namespace OpenSim.Region.Framework.Scenes
             }
         }
 
+        public bool HasPropertyUpdatedLocally()
+        {
+            bool updatedLocally = false;
+            foreach (KeyValuePair<string, bool> pair in m_bucketSyncTainted)
+            {
+                updatedLocally = pair.Value;
+                if (updatedLocally)
+                    break;
+            }
+            return updatedLocally;
+        }
+
         /*
         public void ClearBucketTaint()
         {
@@ -5424,6 +5436,25 @@ namespace OpenSim.Region.Framework.Scenes
             }
         }
 
+        /// <summary>
+        /// Update the timestamp information of each property bucket, and clear out the taint on each bucket.
+        /// </summary>
+        public void UpdateTaintedBucketSyncInfo(long timeStamp)
+        {
+            if (m_syncEnabled)
+            {
+                foreach (KeyValuePair<string, BucketSyncInfo> pair in m_bucketSyncInfoList)
+                {
+                    string bucketName = pair.Key;
+                    if (m_bucketSyncTainted[bucketName])
+                    {
+                        m_bucketSyncInfoList[bucketName].UpdateSyncInfo(timeStamp, m_localActorID);
+                        m_bucketSyncTainted[bucketName] = false;
+                    }
+                }
+            }
+        }
+
         /// <summary>
         /// Update the timestamp and actorID information of the bucket the given property belongs to. 
         /// </summary>