Experimental change to use an immutable array for iterating ScenePresences, avoiding locking and copying the list each time it is accessed

1 files changed, 5 insertions, 3 deletions

diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index 669189d..56d4d28 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -7227,13 +7227,15 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         public LSL_Integer llGetNumberOfPrims()
         {
             m_host.AddScriptLPS(1);
-            List<ScenePresence> presences = World.GetScenePresences();
-            if (presences.Count == 0)
+            ScenePresence[] presences = World.GetScenePresences();
+            if (presences.Length == 0)
                 return 0;
 
             int avatarCount = 0;
-            foreach (ScenePresence presence in presences)
+            for (int i = 0; i < presences.Length; i++)
             {
+                ScenePresence presence = presences[i];
+
                 if (!presence.IsChildAgent && presence.ParentID != 0)
                 {
                     if (m_host.ParentGroup.HasChildPrim(presence.ParentID))