Thank you, salahazar, for a patch that corrects the behavior of

llDetectedLink(). Also a small refactor to remove an interface member
from IScriptEngine.

8 files changed, 64 insertions, 48 deletions

diff --git a/OpenSim/Region/Environment/Scenes/EventManager.cs b/OpenSim/Region/Environment/Scenes/EventManager.cs
index 1dd2273..d48ef0c 100644
--- a/OpenSim/Region/Environment/Scenes/EventManager.cs
+++ b/OpenSim/Region/Environment/Scenes/EventManager.cs
@@ -83,8 +83,8 @@ namespace OpenSim.Region.Environment.Scenes
 
         public event OnShutdownDelegate OnShutdown;
 
-        public delegate void ObjectGrabDelegate(uint localID, LLVector3 offsetPos, IClientAPI remoteClient);
-        public delegate void ObjectDeGrabDelegate(uint localID, IClientAPI remoteClient);
+        public delegate void ObjectGrabDelegate(uint localID, uint originalID, LLVector3 offsetPos, IClientAPI remoteClient);
+        public delegate void ObjectDeGrabDelegate(uint localID, uint originalID, IClientAPI remoteClient);
         public delegate void ScriptResetDelegate(uint localID, LLUUID itemID);
 
         public delegate void OnPermissionErrorDelegate(LLUUID user, string reason);
@@ -492,21 +492,21 @@ namespace OpenSim.Region.Environment.Scenes
                 handlerShutdown();
         }
 
-        public void TriggerObjectGrab(uint localID, LLVector3 offsetPos, IClientAPI remoteClient)
+        public void TriggerObjectGrab(uint localID, uint originalID, LLVector3 offsetPos, IClientAPI remoteClient)
         {
             handlerObjectGrab = OnObjectGrab;
             if (handlerObjectGrab != null)
             {
-                handlerObjectGrab(localID, offsetPos, remoteClient);
+                handlerObjectGrab(localID, originalID, offsetPos, remoteClient);
             }
         }
 
-        public void TriggerObjectDeGrab(uint localID, IClientAPI remoteClient)
+        public void TriggerObjectDeGrab(uint localID, uint originalID, IClientAPI remoteClient)
         {
             handlerObjectDeGrab = OnObjectDeGrab;
             if (handlerObjectDeGrab != null)
             {
-                handlerObjectDeGrab(localID, remoteClient);
+                handlerObjectDeGrab(localID, originalID, remoteClient);
             }
         }
 
diff --git a/OpenSim/Region/Environment/Scenes/Scene.PacketHandlers.cs b/OpenSim/Region/Environment/Scenes/Scene.PacketHandlers.cs
index d534ffc..14d6826 100644
--- a/OpenSim/Region/Environment/Scenes/Scene.PacketHandlers.cs
+++ b/OpenSim/Region/Environment/Scenes/Scene.PacketHandlers.cs
@@ -243,9 +243,9 @@ namespace OpenSim.Region.Environment.Scenes
                             // If the touched prim handles touches, deliver it
                             // If not, deliver to root prim
                             if ((part.ScriptEvents & scriptEvents.touch_start) != 0)
-                                EventManager.TriggerObjectGrab(part.LocalId, part.OffsetPosition, remoteClient);
+                                EventManager.TriggerObjectGrab(part.LocalId, 0, part.OffsetPosition, remoteClient);
                             else
-                                EventManager.TriggerObjectGrab(obj.RootPart.LocalId, part.OffsetPosition, remoteClient);
+                                EventManager.TriggerObjectGrab(obj.RootPart.LocalId, part.LocalId, part.OffsetPosition, remoteClient);
 
                             return;
                         }
@@ -274,9 +274,9 @@ namespace OpenSim.Region.Environment.Scenes
                             // If the touched prim handles touches, deliver it
                             // If not, deliver to root prim
                             if ((part.ScriptEvents & scriptEvents.touch_end) != 0)
-                                EventManager.TriggerObjectDeGrab(part.LocalId, remoteClient);
+                                EventManager.TriggerObjectDeGrab(part.LocalId, 0, remoteClient);
                             else
-                                EventManager.TriggerObjectDeGrab(obj.RootPart.LocalId, remoteClient);
+                                EventManager.TriggerObjectDeGrab(obj.RootPart.LocalId, part.LocalId, remoteClient);
 
                             return;
                         }
diff --git a/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/EventManager.cs b/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/EventManager.cs
index a6bb405..3fdfd8a 100644
--- a/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/EventManager.cs
+++ b/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/EventManager.cs
@@ -117,7 +117,7 @@ namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase
             myScriptEngine.m_EventQueueManager.AddToObjectQueue(localID, "state_entry", EventQueueManager.llDetectNull, new object[] { });
         }
 
-        public void touch_start(uint localID, LLVector3 offsetPos, IClientAPI remoteClient)
+        public void touch_start(uint localID, uint originalID, LLVector3 offsetPos, IClientAPI remoteClient)
         {
             // Add to queue for all scripts in ObjectID object
             EventQueueManager.Queue_llDetectParams_Struct detstruct = new EventQueueManager.Queue_llDetectParams_Struct();
@@ -152,7 +152,7 @@ namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase
             myScriptEngine.m_EventQueueManager.AddToObjectQueue(localID, "touch_start", detstruct, new object[] { new LSL_Types.LSLInteger(1) });
         }
 
-        public void touch_end(uint localID, IClientAPI remoteClient)
+        public void touch_end(uint localID, uint originalID, IClientAPI remoteClient)
         {
             // Add to queue for all scripts in ObjectID object
             EventQueueManager.Queue_llDetectParams_Struct detstruct = new EventQueueManager.Queue_llDetectParams_Struct();
@@ -220,12 +220,12 @@ namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase
             myScriptEngine.m_EventQueueManager.AddToObjectQueue(localID, "state_exit", EventQueueManager.llDetectNull, new object[] { });
         }
 
-        public void touch(uint localID, LLUUID itemID)
+        public void touch(uint localID, uint originalID, LLUUID itemID)
         {
             myScriptEngine.m_EventQueueManager.AddToScriptQueue(localID, itemID, "touch", EventQueueManager.llDetectNull);
         }
 
-        public void touch_end(uint localID, LLUUID itemID)
+        public void touch_end(uint localID, uint originalID, LLUUID itemID)
         {
             myScriptEngine.m_EventQueueManager.AddToScriptQueue(localID, itemID, "touch_end", EventQueueManager.llDetectNull, new object[] { new LSL_Types.LSLInteger(1) });
         }
diff --git a/OpenSim/Region/ScriptEngine/Common/ScriptServerInterfaces.cs b/OpenSim/Region/ScriptEngine/Common/ScriptServerInterfaces.cs
index 9a465f6..41fde02 100644
--- a/OpenSim/Region/ScriptEngine/Common/ScriptServerInterfaces.cs
+++ b/OpenSim/Region/ScriptEngine/Common/ScriptServerInterfaces.cs
@@ -38,12 +38,12 @@ namespace OpenSim.Region.ScriptEngine.Common
     {
         public interface RemoteEvents
         {
-            void touch_start(uint localID, LLVector3 offsetPos, IClientAPI remoteClient);
+            void touch_start(uint localID, uint originalID, LLVector3 offsetPos, IClientAPI remoteClient);
             void OnRezScript(uint localID, LLUUID itemID, string script, int startParam, bool postOnRez);
             void OnRemoveScript(uint localID, LLUUID itemID);
             void state_exit(uint localID);
-            void touch(uint localID, LLUUID itemID);
-            void touch_end(uint localID, LLUUID itemID);
+            void touch(uint localID, uint originalID, LLUUID itemID);
+            void touch_end(uint localID, uint originalID, LLUUID itemID);
             void collision_start(uint localID, ColliderArgs col);
             void collision(uint localID, ColliderArgs col);
             void collision_end(uint localID, ColliderArgs col);
diff --git a/OpenSim/Region/ScriptEngine/Interfaces/IScriptEngine.cs b/OpenSim/Region/ScriptEngine/Interfaces/IScriptEngine.cs
index 292858c..7c22eed 100644
--- a/OpenSim/Region/ScriptEngine/Interfaces/IScriptEngine.cs
+++ b/OpenSim/Region/ScriptEngine/Interfaces/IScriptEngine.cs
@@ -48,7 +48,6 @@ namespace OpenSim.Region.ScriptEngine.Interfaces
         Object AsyncCommands { get; }
         ILog Log { get; }
         string ScriptEngineName { get; }
-        int MaxScriptQueue { get; }
 
         bool PostScriptEvent(LLUUID itemID, EventParams parms);
         bool PostObjectEvent(uint localID, EventParams parms);
diff --git a/OpenSim/Region/ScriptEngine/Shared/Instance/ScriptInstance.cs b/OpenSim/Region/ScriptEngine/Shared/Instance/ScriptInstance.cs
index 30c0274..ff50396 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Instance/ScriptInstance.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Instance/ScriptInstance.cs
@@ -72,6 +72,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
         private int m_StartParam = 0;
         private string m_CurrentEvent = String.Empty;
         private bool m_InSelfDelete = false;
+        private int m_MaxScriptQueue;
 
         private Dictionary<string,IScriptApi> m_Apis = new Dictionary<string,IScriptApi>();
 
@@ -153,7 +154,8 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
         public ScriptInstance(IScriptEngine engine, uint localID,
                 LLUUID objectID, LLUUID itemID, LLUUID assetID, string assembly,
                 AppDomain dom, string primName, string scriptName,
-                int startParam, bool postOnRez, StateSource stateSource)
+                int startParam, bool postOnRez, StateSource stateSource,
+                int maxScriptQueue)
         {
             m_Engine = engine;
 
@@ -165,6 +167,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
             m_ScriptName = scriptName;
             m_Assembly = assembly;
             m_StartParam = startParam;
+            m_MaxScriptQueue = maxScriptQueue;
 
             ApiManager am = new ApiManager();
 
@@ -411,7 +414,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
 
             lock (m_EventQueue)
             {
-                if (m_EventQueue.Count >= m_Engine.MaxScriptQueue)
+                if (m_EventQueue.Count >= m_MaxScriptQueue)
                     return;
 
                 m_EventQueue.Enqueue(data);
diff --git a/OpenSim/Region/ScriptEngine/XEngine/EventManager.cs b/OpenSim/Region/ScriptEngine/XEngine/EventManager.cs
index a4b9d4c..3a01dc6 100644
--- a/OpenSim/Region/ScriptEngine/XEngine/EventManager.cs
+++ b/OpenSim/Region/ScriptEngine/XEngine/EventManager.cs
@@ -80,7 +80,7 @@ namespace OpenSim.Region.ScriptEngine.XEngine
             }
         }
 
-        public void touch_start(uint localID, LLVector3 offsetPos,
+        public void touch_start(uint localID, uint originalID, LLVector3 offsetPos,
                 IClientAPI remoteClient)
         {
             // Add to queue for all scripts in ObjectID object
@@ -89,19 +89,27 @@ namespace OpenSim.Region.ScriptEngine.XEngine
             det[0].Key = remoteClient.AgentId;
             det[0].Populate(myScriptEngine.World);
 
-            SceneObjectPart part = myScriptEngine.World.GetSceneObjectPart(
-                    localID);
-            if (part == null)
-                return;
-
-            det[0].LinkNum = part.LinkNum;
+            
+            if (originalID == 0)
+            {
+                SceneObjectPart part = myScriptEngine.World.GetSceneObjectPart(localID);
+                if (part == null)
+                    return;
 
+                det[0].LinkNum = part.LinkNum;
+            }
+            else
+            {
+                SceneObjectPart originalPart = myScriptEngine.World.GetSceneObjectPart(originalID);
+                det[0].LinkNum = originalPart.LinkNum;
+            }
+            
             myScriptEngine.PostObjectEvent(localID, new EventParams(
                     "touch_start", new Object[] { new LSL_Types.LSLInteger(1) },
                     det));
         }
 
-        public void touch(uint localID, LLVector3 offsetPos,
+        public void touch(uint localID, uint originalID, LLVector3 offsetPos,
                 IClientAPI remoteClient)
         {
             // Add to queue for all scripts in ObjectID object
@@ -113,19 +121,26 @@ namespace OpenSim.Region.ScriptEngine.XEngine
                                                      offsetPos.Y,
                                                      offsetPos.Z);
 
-            SceneObjectPart part = myScriptEngine.World.GetSceneObjectPart(
-                    localID);
-            if (part == null)
-                return;
+            if (originalID == 0)
+            {
+                SceneObjectPart part = myScriptEngine.World.GetSceneObjectPart(localID);
+                if (part == null)
+                    return;
 
-            det[0].LinkNum = part.LinkNum;
+                det[0].LinkNum = part.LinkNum;
+            }
+            else
+            {
+                SceneObjectPart originalPart = myScriptEngine.World.GetSceneObjectPart(originalID);
+                det[0].LinkNum = originalPart.LinkNum;
+            }
 
             myScriptEngine.PostObjectEvent(localID, new EventParams(
                     "touch", new Object[] { new LSL_Types.LSLInteger(1) },
                     det));
         }
 
-        public void touch_end(uint localID, IClientAPI remoteClient)
+        public void touch_end(uint localID, uint originalID, IClientAPI remoteClient)
         {
             // Add to queue for all scripts in ObjectID object
             DetectParams[] det = new DetectParams[1];
@@ -133,12 +148,19 @@ namespace OpenSim.Region.ScriptEngine.XEngine
             det[0].Key = remoteClient.AgentId;
             det[0].Populate(myScriptEngine.World);
 
-            SceneObjectPart part = myScriptEngine.World.GetSceneObjectPart(
-                    localID);
-            if (part == null)
-                return;
+            if (originalID == 0)
+            {
+                SceneObjectPart part = myScriptEngine.World.GetSceneObjectPart(localID);
+                if (part == null)
+                    return;
 
-            det[0].LinkNum = part.LinkNum;
+                det[0].LinkNum = part.LinkNum;
+            }
+            else
+            {
+                SceneObjectPart originalPart = myScriptEngine.World.GetSceneObjectPart(originalID);
+                det[0].LinkNum = originalPart.LinkNum;
+            }
 
             myScriptEngine.PostObjectEvent(localID, new EventParams(
                     "touch_end", new Object[] { new LSL_Types.LSLInteger(1) },
diff --git a/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs b/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
index c5bcfd5..8fd8a1c 100644
--- a/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
+++ b/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
@@ -319,14 +319,6 @@ namespace OpenSim.Region.ScriptEngine.XEngine
             get { return false; }
         }
 
-        //
-        // XEngine functions
-        //
-        public int MaxScriptQueue
-        {
-            get { return m_MaxScriptQueue; }
-        }
-
         public void OnRezScript(uint localID, LLUUID itemID, string script, int startParam, bool postOnRez)
         {
             Object[] parms = new Object[]
@@ -508,7 +500,7 @@ namespace OpenSim.Region.ScriptEngine.XEngine
                            m_AppDomains[appDomain],
                            part.ParentGroup.RootPart.Name,
                            item.Name, startParam, postOnRez,
-                           StateSource.NewRez);
+                           StateSource.NewRez, m_MaxScriptQueue);
 
                     m_log.DebugFormat("[XEngine] Loaded script {0}.{1}",
                             part.ParentGroup.RootPart.Name, item.Name);