From e60dc305a41443c25e842624595b89cf4dffcd85 Mon Sep 17 00:00:00 2001
From: UbitUmarov
Date: Mon, 25 Jul 2016 01:07:19 +0100
Subject: change bullet relative velocity sign to match ubOde

---
 OpenSim/Region/PhysicsModules/BulletS/BSPhysObject.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'OpenSim/Region/PhysicsModules/BulletS')

diff --git a/OpenSim/Region/PhysicsModules/BulletS/BSPhysObject.cs b/OpenSim/Region/PhysicsModules/BulletS/BSPhysObject.cs
index a70d1b8..bb21f0c 100755
--- a/OpenSim/Region/PhysicsModules/BulletS/BSPhysObject.cs
+++ b/OpenSim/Region/PhysicsModules/BulletS/BSPhysObject.cs
@@ -508,7 +508,7 @@ public abstract class BSPhysObject : PhysicsActor
                 relvel = RawVelocity;
             if (collidee != null && collidee.IsPhysical)
                 relvel -= collidee.RawVelocity;
-            newContact.RelativeSpeed = OMV.Vector3.Dot(relvel, contactNormal);
+            newContact.RelativeSpeed = -OMV.Vector3.Dot(relvel, contactNormal);
             // DetailLog("{0},{1}.Collision.AddCollider,vel={2},contee.vel={3},relvel={4},relspeed={5}",
             //         LocalID, TypeName, RawVelocity, (collidee == null ? OMV.Vector3.Zero : collidee.RawVelocity), relvel, newContact.RelativeSpeed);
                     
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