Interface ILight

interface ILight {
    ambientColor?: Color;
    color?: Color | Color[];
    customShader?: LightShader;
    lightHeight?: number | number[];
    lightMatrix: LightMatrix | LightMatrix[];
    lightTexture: Texture | Texture[];
    metallic?: number;
    normalMap: Texture;
    normalScaleX?: number;
    normalScaleY?: number;
    roughness?: number;
}