From e13fecfd3d465cd51f4d0802b3f2a4d9b2c989b7 Mon Sep 17 00:00:00 2001
From: Robert Adams <misterblue@misterblue.com>
Date: Mon, 3 Oct 2016 20:47:30 -0700
Subject: [PATCH] BulletSim: zero velocity target when setting velocity through
 the    SetMomentum method.

---
 OpenSim/Region/PhysicsModules/BulletS/BSCharacter.cs | 12 +++++++++++-
 .../Region/PhysicsModules/BulletS/BSPhysObject.cs    |  2 +-
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/OpenSim/Region/PhysicsModules/BulletS/BSCharacter.cs b/OpenSim/Region/PhysicsModules/BulletS/BSCharacter.cs
index 213f2eba45..757f06ccd3 100644
--- a/OpenSim/Region/PhysicsModules/BulletS/BSCharacter.cs
+++ b/OpenSim/Region/PhysicsModules/BulletS/BSCharacter.cs
@@ -350,7 +350,6 @@ public sealed class BSCharacter : BSPhysObject
         }
     }
 
-
     // Check that the current position is sane and, if not, modify the position to make it so.
     // Check for being below terrain or on water.
     // Returns 'true' of the position was made sane by some action.
@@ -502,6 +501,17 @@ public sealed class BSCharacter : BSPhysObject
         }
     }
 
+    // SetMomentum just sets the velocity without a target. We need to stop the movement actor if a character.
+    public override void SetMomentum(OMV.Vector3 momentum)
+    {
+        if (m_moveActor != null)
+        {
+            m_moveActor.SetVelocityAndTarget(OMV.Vector3.Zero, OMV.Vector3.Zero, false /* inTaintTime */);
+        }
+        base.SetMomentum(momentum);
+    }
+
+
     public override OMV.Vector3 Torque {
         get { return RawTorque; }
         set { RawTorque = value;
diff --git a/OpenSim/Region/PhysicsModules/BulletS/BSPhysObject.cs b/OpenSim/Region/PhysicsModules/BulletS/BSPhysObject.cs
index 7c6f213bd7..3682455154 100755
--- a/OpenSim/Region/PhysicsModules/BulletS/BSPhysObject.cs
+++ b/OpenSim/Region/PhysicsModules/BulletS/BSPhysObject.cs
@@ -625,7 +625,7 @@ public abstract class BSPhysObject : PhysicsActor
                 {
                     CurrentCollisionFlags = PhysScene.PE.AddToCollisionFlags(PhysBody, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
                     DetailLog("{0},{1}.SubscribeEvents,setting collision. ms={2}, collisionFlags={3:x}",
-                            LocalID, TypeName, ms, CurrentCollisionFlags);
+                            LocalID, TypeName, SubscribedEventsMs, CurrentCollisionFlags);
                 }
             });
         }