BulletSim: Add some comments (gasp) and log messages.

1 files changed, 4 insertions, 0 deletions

diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSConstraint.cs b/OpenSim/Region/Physics/BulletSPlugin/BSConstraint.cs
index d9270d1..2e15ced 100755
--- a/OpenSim/Region/Physics/BulletSPlugin/BSConstraint.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSConstraint.cs
@@ -98,6 +98,10 @@ public abstract class BSConstraint : IDisposable
             {
                 // m_world.scene.PhysicsLogging.Write("{0},BSConstraint.RecomputeConstraintVariables,taint,enabling,A={1},B={2}",
                 //                 BSScene.DetailLogZero, Body1.ID, Body2.ID);
+
+                // Setting an object's mass to zero (making it static like when it's selected)
+                //     automatically disables the constraints.
+                // If enabled, be sure to set the constraint itself to enabled.
                 BulletSimAPI.SetConstraintEnable2(m_constraint.Ptr, m_world.scene.NumericBool(true));
             }
             else