Mantis#2638. Thank you kindly, Sacha Magne for a patch that:

Implementing "Play sound inworld". Currently a WIP .

2 files changed, 20 insertions, 0 deletions

diff --git a/OpenSim/Region/Environment/Modules/World/NPC/NPCAvatar.cs b/OpenSim/Region/Environment/Modules/World/NPC/NPCAvatar.cs
index 3af947f..f243987 100644
--- a/OpenSim/Region/Environment/Modules/World/NPC/NPCAvatar.cs
+++ b/OpenSim/Region/Environment/Modules/World/NPC/NPCAvatar.cs
@@ -340,6 +340,7 @@ namespace OpenSim.Region.Environment.Modules.World.NPC
         public event OfferCallingCard OnOfferCallingCard;
         public event AcceptCallingCard OnAcceptCallingCard;
         public event DeclineCallingCard OnDeclineCallingCard;
+        public event SoundTrigger OnSoundTrigger;
 
 
 #pragma warning restore 67
diff --git a/OpenSim/Region/Environment/Scenes/Scene.cs b/OpenSim/Region/Environment/Scenes/Scene.cs
index 7ea4686..a9014e1 100644
--- a/OpenSim/Region/Environment/Scenes/Scene.cs
+++ b/OpenSim/Region/Environment/Scenes/Scene.cs
@@ -2342,12 +2342,31 @@ namespace OpenSim.Region.Environment.Scenes
             //Gesture
             client.OnActivateGesture += ActivateGesture;
             client.OnDeactivateGesture += DeactivateGesture;
+            //sound
+            client.OnSoundTrigger += SoundTrigger;
 
             client.OnObjectOwner += ObjectOwner;
 
             // EventManager.TriggerOnNewClient(client);
         }
 
+        // Sound
+        public virtual void SoundTrigger( UUID soundId, UUID ownerID, UUID objectID, UUID parentID,
+                                                float gain, Vector3 position, UInt64 handle)
+        {
+            foreach (ScenePresence p in GetAvatars())
+            {
+                double dis = Util.GetDistanceTo(p.AbsolutePosition, position);
+                if (dis > 100.0) // Max audio distance
+                    continue;
+
+                // Scale by distance          
+                gain = (float)((double)gain*((100.0 - dis) / 100.0));
+                p.ControllingClient.SendTriggeredSound(soundId, ownerID, objectID, parentID, handle, position, (float)gain);
+            }
+            
+        }
+
         // Gesture
         public virtual void ActivateGesture(IClientAPI client,  UUID assetId, UUID gestureId)
         {