export class SimplexNoise { constructor( r?: object ); dot( g: number[], x: number, y: number ): number; dot3( g: number[], x: number, y: number, z: number ): number; dot4( g: number[], x: number, y: number, z: number, w: number ): number; noise( xin: number, yin: number ): number; noise3d( xin: number, yin: number, zin: number ): number; noise4d( x: number, y: number, z: number, w: number ): number; }