接口 ILight2DManager

interface ILight2DManager {
    _getLayerUpdateMark(layer: number): number;
    _updateShaderDataByLayer(layer: number, shaderData: any): void;
    addRender(node: BaseRenderNode2D): void;
    preRenderUpdate(context: Context): void;
    removeRender(node: BaseRenderNode2D): void;
}