From a2a32fc8448e9cfb1292f7ff781875aec6d684cc Mon Sep 17 00:00:00 2001
From: Robert Adams <Robert.Adams@intel.com>
Date: Thu, 24 Jan 2013 14:30:12 -0800
Subject: [PATCH] BulletSim: reduce the zeroing threshold for rotational
 velocity. Sometimes settling of a vehicle from gravity introduces small
 velocities that need to be kept.

---
 OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs b/OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs
index fe7891e866..f1ef449313 100644
--- a/OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs
@@ -1190,8 +1190,6 @@ namespace OpenSim.Region.Physics.BulletSPlugin
         //     set directly on the vehicle.
         private void MoveAngular(float pTimestep)
         {
-            // VehicleRotationalVelocity = Vector3.Zero;
-
             ComputeAngularTurning(pTimestep);
 
             ComputeAngularVerticalAttraction();
@@ -1201,7 +1199,7 @@ namespace OpenSim.Region.Physics.BulletSPlugin
             ComputeAngularBanking();
 
             // ==================================================================
-            if (VehicleRotationalVelocity.ApproxEquals(Vector3.Zero, 0.01f))
+            if (VehicleRotationalVelocity.ApproxEquals(Vector3.Zero, 0.0001f))
             {
                 // The vehicle is not adding anything angular wise.
                 VehicleRotationalVelocity = Vector3.Zero;