/** Per-vertex color interpolator for Gouraud shading. */
export declare class GouraudInterpolator {
    /**
     * Interpolates between two HSL16-encoded colors across a scanline.
     * Uses shortest-arc interpolation for hue.
     */
    interpolate(hsl1: number, hsl2: number, t: number): number;
}
//# sourceMappingURL=GouraudInterpolator.d.ts.map