internal PhysicsShapeMeshReference(UUID id, PrimitivePhysicsShapeType shapeType, PhysicsShapeManager manager, PhysicsConvexShape shape)
     : base(manager, shape)
 {
     m_ID        = id;
     m_ShapeType = shapeType;
 }
 protected PhysicsShapeReference(PhysicsShapeManager manager, PhysicsConvexShape shape)
 {
     m_PhysicsManager = manager;
     m_ConvexShape    = shape;
     Interlocked.Increment(ref m_ConvexShape.UseCount);
 }