*Inheritance: EventDispatcher → Node →* # LightingNode Base class for lighting nodes. ## Constructor ### new LightingNode() Constructs a new lighting node. ## Properties ### .isLightingNode : boolean (readonly) This flag can be used for type testing. Default is `true`. ## Source [src/nodes/lighting/LightingNode.js](https://github.com/mrdoob/three.js/blob/master/src/nodes/lighting/LightingNode.js)