export function clamp(min: any, value: any, max: any): number;
export function distance(p1: any, p2: any): number;
export function midpoint(p1: any, p2: any): {
    x: number;
    y: number;
};
export function touchPt(touch: any): {
    x: any;
    y: any;
};
export function touchDistance(t0: any, t1: any): number;