1 files changed, 3 insertions, 4 deletions

diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSTerrainHeightmap.cs b/OpenSim/Region/Physics/BulletSPlugin/BSTerrainHeightmap.cs
index 83b9c37..2b120d6 100755
--- a/OpenSim/Region/Physics/BulletSPlugin/BSTerrainHeightmap.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSTerrainHeightmap.cs
@@ -121,9 +121,8 @@ public sealed class BSTerrainHeightmap : BSTerrainPhys
         // redo its bounding box now that it is in the world
         BulletSimAPI.UpdateSingleAabb2(PhysicsScene.World.ptr, m_mapInfo.terrainBody.ptr);
 
-        BulletSimAPI.SetCollisionGroupMask2(m_mapInfo.terrainBody.ptr,
-                            (uint)CollisionFilterGroups.TerrainGroup,
-                            (uint)CollisionFilterGroups.TerrainMask);
+        m_mapInfo.terrainBody.collisionType = CollisionType.Terrain;
+        m_mapInfo.terrainBody.ApplyCollisionMask();
 
         // Make it so the terrain will not move or be considered for movement.
         BulletSimAPI.ForceActivationState2(m_mapInfo.terrainBody.ptr, ActivationState.DISABLE_SIMULATION);
@@ -136,7 +135,7 @@ public sealed class BSTerrainHeightmap : BSTerrainPhys
     {
         if (m_mapInfo != null)
         {
-            if (m_mapInfo.terrainBody.ptr != IntPtr.Zero)
+            if (m_mapInfo.terrainBody.HasPhysicalBody)
             {
                 BulletSimAPI.RemoveObjectFromWorld2(PhysicsScene.World.ptr, m_mapInfo.terrainBody.ptr);
                 // Frees both the body and the shape.