- collide2,
  - bool MeshCollisionTraversalNodeOBB::BVTesting(int b1, int b2,
         const Matrix3f& Rc, const Vec3f& Tc) const,
  - void MeshCollisionTraversalNodeOBB::leafTesting(int b1, int b2,
         const Matrix3f& Rc, const Vec3f& Tc,FCL_REAL& sqrDistLowerBound) const