From a9999a9676d46669150343e4cdbf65428326a91d Mon Sep 17 00:00:00 2001
From: SignpostMarv
Date: Tue, 16 Oct 2012 13:11:17 +0100
Subject: Refactoring llTriggerSoundLimited with a new method on ISoundModule,
 as the LL Wiki spec for llTriggerSoundLimited states an axis-aligned bounding
 box, not radial constraint

---
 .../World/Sound/SoundModuleNonShared.cs            | 30 ++++++++++++++++++++++
 .../Region/Framework/Interfaces/ISoundModule.cs    |  3 +++
 .../Shared/Api/Implementation/LSL_Api.cs           |  9 +++----
 3 files changed, 36 insertions(+), 6 deletions(-)

(limited to 'OpenSim/Region')

diff --git a/OpenSim/Region/CoreModules/World/Sound/SoundModuleNonShared.cs b/OpenSim/Region/CoreModules/World/Sound/SoundModuleNonShared.cs
index 417c071..ac7f7b4 100644
--- a/OpenSim/Region/CoreModules/World/Sound/SoundModuleNonShared.cs
+++ b/OpenSim/Region/CoreModules/World/Sound/SoundModuleNonShared.cs
@@ -334,6 +334,36 @@ namespace OpenSim.Region.CoreModules.World.Sound
             }
         }
 
+        public void TriggerSoundLimited(UUID objectID, UUID sound,
+                double volume, Vector3 min, Vector3 max)
+        {
+            if (sound == UUID.Zero)
+                return;
+
+            SceneObjectPart part;
+            if (!m_scene.TryGetSceneObjectPart(objectID, out part))
+                return;
+
+            m_scene.ForEachRootScenePresence(delegate(ScenePresence sp)
+            {
+                double dis = Util.GetDistanceTo(sp.AbsolutePosition,
+                        part.AbsolutePosition);
+
+                if (dis > MaxDistance) // Max audio distance
+                    return;
+                else if (!Util.IsInsideBox(sp.AbsolutePosition, min, max))
+                    return;
+
+                // Scale by distance
+                double thisSpGain = volume * ((MaxDistance - dis) / MaxDistance);
+
+                sp.ControllingClient.SendTriggeredSound(sound, part.OwnerID,
+                        part.UUID, part.ParentGroup.UUID,
+                        m_scene.RegionInfo.RegionHandle,
+                        part.AbsolutePosition, (float)thisSpGain);
+            });
+        }
+
         #endregion
     }
 }
diff --git a/OpenSim/Region/Framework/Interfaces/ISoundModule.cs b/OpenSim/Region/Framework/Interfaces/ISoundModule.cs
index 5d1bb63..2e53b16 100644
--- a/OpenSim/Region/Framework/Interfaces/ISoundModule.cs
+++ b/OpenSim/Region/Framework/Interfaces/ISoundModule.cs
@@ -111,5 +111,8 @@ namespace OpenSim.Region.Framework.Interfaces
         void SendSound(UUID objectID, UUID sound, double volume,
                 bool triggered, byte flags, float radius, bool useMaster,
                 bool isMaster);
+
+        void TriggerSoundLimited(UUID objectID, UUID sound, double volume,
+                Vector3 min, Vector3 max);
     }
 }
\ No newline at end of file
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index 99b6189..aeb74a5 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -5876,12 +5876,9 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             m_host.AddScriptLPS(1);
             if (m_SoundModule != null)
             {
-                double radius1 = VecDist(m_host.GetWorldPosition(), top_north_east);
-                double radius2 = VecDist(m_host.GetWorldPosition(), bottom_south_west);
-                double radius = Math.Abs(radius1 - radius2);
-                m_SoundModule.SendSound(m_host.UUID,
-                        KeyOrName(sound, AssetType.Sound), volume, true, 0,
-                        (float)radius, false, false);
+                m_SoundModule.TriggerSoundLimited(m_host.UUID,
+                        KeyOrName(sound, AssetType.Sound), volume,
+                        bottom_south_west, top_north_east);
             }
         }
 
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