GizmoManager constructor
      
      GizmoManager(
    
    
- Scene scene, [
- num thickness,
- UtilityLayerRenderer utilityLayer,
- UtilityLayerRenderer keepDepthUtilityLayer,
Implementation
external GizmoManager(Scene scene, [num thickness, UtilityLayerRenderer utilityLayer, UtilityLayerRenderer keepDepthUtilityLayer]);