Controls if Transform tweening is used. Transform tweening is where bodies that have their PhysicsBody.transformObject set, write to the UnityEngine.Transform each frame depending on the specific body TransformWriteMode set. Regardless of this setting, Transform tweening is never used if the PhysicsWorld.simulationMode is UnityEngine.SimulationMode2D.Update or PhysicsWorld.transformWriteMode is PhysicsWorld.TransformWriteMode.Off. See PhysicsWorld.transformTweening.