moment-of-symmetry/dist/src/helpers.d.ts

Moment of Symmetry (MOS) musical scale generation and analysis for Javascript

/**
 * Distribute subsequences as evenly as possible using Björklund's algorithm;
 * modified as to always return the brightest mode.
 */
export declare function bjorklund<T>(a: number, b: number, first: T, second: T): T[];
/**
 * Using this function so that we don't have to replace `first' and `second`
 * with `true` and `false` every time the algorithm does an array comparison.
 */
export declare function bjorklundStr(a: number, b: number): string;
export declare function bresenham<T>(a: number, b: number, first: T, second: T): T[];
/**
 * Cumulative sum of input array.
 * @param array Array of steps.
 * @returns Scale of accumulated steps.
 */
export declare function cumsum(array: number[]): number[];
/**
 * Find the bright generator for a MOS pattern.
 * @param l Number of large steps.
 * @param s Number of small steps.
 * @returns [generator's number of large steps, generator's number of small steps]
 */
export declare function mosGeneratorMonzo(l: number, s: number): [number, number];