From 42d65840c843f2cac6f02fc1b6012140c9cb240e Mon Sep 17 00:00:00 2001
From: Robert Adams
Date: Mon, 29 Oct 2012 14:32:07 -0700
Subject: BulletSim: Add gravity force to vehicle. Some debugging additions.

---
 OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

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

diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs b/OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs
index 8bd8117..4981007 100644
--- a/OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs
@@ -539,6 +539,8 @@ namespace OpenSim.Region.Physics.BulletSPlugin
         {
             if (!IsActive) return;
 
+            m_lastAngularVelocity = Prim.ForceRotationalVelocity;   // DEBUG: account for what Bullet did last time
+
             MoveLinear(pTimestep);
             MoveAngular(pTimestep);
             LimitRotation(pTimestep);
@@ -558,7 +560,8 @@ namespace OpenSim.Region.Physics.BulletSPlugin
                 Prim.ForceOrientation = newOrientation;
             }
              */
-            BulletSimAPI.SetInterpolationVelocity2(Prim.BSBody.ptr, m_newVelocity, m_lastAngularVelocity);
+            // DEBUG: Trying to figure out why Bullet goes crazy when the root prim is moved.
+            BulletSimAPI.SetInterpolationVelocity2(Prim.BSBody.ptr, m_newVelocity, m_lastAngularVelocity); // DEBUG DEBUG DEBUG
 
             // remember the position so next step we can limit absolute movement effects
             m_lastPositionVector = Prim.ForcePosition;
@@ -762,13 +765,14 @@ namespace OpenSim.Region.Physics.BulletSPlugin
             // Apply velocity
             Prim.ForceVelocity = m_newVelocity;
             // Prim.AddForce(m_newVelocity * Prim.Linkset.LinksetMass, false);
-            // Prim.AddForce(grav * Prim.Linkset.LinksetMass, false);
+            Prim.AddForce(grav * Prim.Linkset.LinksetMass, false);
 
             VDetailLog("{0},MoveLinear,done,lmDir={1},lmVel={2},newVel={3},grav={4}",
                     Prim.LocalID, m_linearMotorDirection, m_lastLinearVelocityVector, m_newVelocity, grav);
 
         } // end MoveLinear()
 
+        // =======================================================================
         // Apply the effect of the angular motor.
         private void MoveAngular(float pTimestep)
         {
-- 
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