OptionalcoordinateDescribes the coordinate system of the model to load.
When provided, this enables the loader to automatically transform the model from its local oordinate system to the Scene's global coordinate system.
OptionallayerOptional layer ID to assign to all SceneObjects created by the loader.
See SceneObject.layerId for details on how this layer ID is used when the Scene is attached to a Viewer.
Options for ModelLoader.load.