From ea4a526095c7797e3863f540abb8d439dac3f9d3 Mon Sep 17 00:00:00 2001
From: UbitUmarov <ajlduarte@sapo.pt>
Date: Mon, 22 Sep 2014 16:09:39 +0100
Subject: [PATCH]  a few more changes on link/unlink

---
 OpenSim/Region/Framework/Scenes/SceneGraph.cs   | 17 +++++++----------
 .../Region/Framework/Scenes/SceneObjectGroup.cs |  6 +++---
 2 files changed, 10 insertions(+), 13 deletions(-)

diff --git a/OpenSim/Region/Framework/Scenes/SceneGraph.cs b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
index f4ff902374..8a65b06414 100644
--- a/OpenSim/Region/Framework/Scenes/SceneGraph.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
@@ -1962,20 +1962,17 @@ namespace OpenSim.Region.Framework.Scenes
                     // slated for unlink, we need to do this
                     // Unlink the remaining set
                     //
-                    bool sendEventsToRemainder = true;
-                    if (numChildren > 1)
-                        sendEventsToRemainder = false;
+                    bool sendEventsToRemainder = false;
+                    if (numChildren == 2) // only one child prim no re-link needed
+                        sendEventsToRemainder = true;
 
                     foreach (SceneObjectPart p in newSet)
                     {
                         if (p != group.RootPart)
                         {
                             group.DelinkFromGroup(p, sendEventsToRemainder);
-                            if (numChildren > 2)
-                            {
-                            }
-                            else
-                            {
+                            if (sendEventsToRemainder) // finish single child prim now
+                            {                              
                                 p.ParentGroup.HasGroupChanged = true;
                                 p.ParentGroup.ScheduleGroupForFullUpdate();
                             }
@@ -2008,8 +2005,8 @@ namespace OpenSim.Region.Framework.Scenes
                                 newChild.ClearUpdateSchedule();
 
                         LinkObjects(newRoot, newSet);
-                        if (!affectedGroups.Contains(newRoot.ParentGroup))
-                            affectedGroups.Add(newRoot.ParentGroup);
+//                        if (!affectedGroups.Contains(newRoot.ParentGroup))
+//                            affectedGroups.Add(newRoot.ParentGroup);
                     }
                 }
 
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
index b939b58fd6..ca6f457fdf 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
@@ -3177,9 +3177,6 @@ namespace OpenSim.Region.Framework.Scenes
 
             m_scene.AddNewSceneObject(objectGroup, true);
 
-            if (sendEvents)
-                linkPart.TriggerScriptChangedEvent(Changed.LINK);
-
             linkPart.Rezzed = RootPart.Rezzed;
 
             // When we delete a group, we currently have to force persist to the database if the object id has changed
@@ -3194,6 +3191,9 @@ namespace OpenSim.Region.Framework.Scenes
 
             objectGroup.HasGroupChangedDueToDelink = true;
 
+            if (sendEvents)
+                linkPart.TriggerScriptChangedEvent(Changed.LINK);
+
             return objectGroup;
         }