From e7ad6ed3a3fda013cd393df6bb50236871092249 Mon Sep 17 00:00:00 2001
From: Robert Adams
Date: Fri, 3 Aug 2012 14:44:07 -0700
Subject: BulletSim: pass collision subscription information to the C++ code so
 collisions on objects that don't care are not reported up.

---
 OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

(limited to 'OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs')

diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs b/OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs
index 22f5995..8e6685b 100644
--- a/OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs
@@ -642,11 +642,23 @@ public sealed class BSPrim : PhysicsActor
     }
     public override void SubscribeEvents(int ms) { 
         _subscribedEventsMs = ms;
-        // make sure first collision happens
-        _nextCollisionOkTime = Util.EnvironmentTickCount() - _subscribedEventsMs;
+        if (ms > 0)
+        {
+            // make sure first collision happens
+            _nextCollisionOkTime = Util.EnvironmentTickCount() - _subscribedEventsMs;
+
+            Scene.TaintedObject(delegate()
+            {
+                BulletSimAPI.AddToCollisionFlags2(Body.Ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
+            });
+        }
     }
     public override void UnSubscribeEvents() { 
         _subscribedEventsMs = 0;
+        Scene.TaintedObject(delegate()
+        {
+            BulletSimAPI.RemoveFromCollisionFlags2(Body.Ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
+        });
     }
     public override bool SubscribedEvents() { 
         return (_subscribedEventsMs > 0);
-- 
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