interface Coordinate {
    x: number;
    y: number;
}
export declare function normalize(value: number, min: number, max: number): number;
export declare function calculateDistance(coordinates1: Coordinate, coordinates2: Coordinate): number;
export declare function calculateAngle(coordinates1: Coordinate, coordinates2: Coordinate): number;
export declare function getGlowLayers(factor: number, intensity: number): {
    radius: number;
    opacity: number;
}[];
export {};