@fimbul-works/vec
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A comprehensive TypeScript vector math library providing 2D, 3D, and 4D vector operations with a focus on performance and type safety.
10 lines (9 loc) • 342 B
JavaScript
/**
* Creates a random unit 2D vector.
* @param {() => void} random - A function that returns a random number between 0 and 1 (default: `Math.random`)
* @returns {ArrayVector2D} Random unit vector
*/
export const random2D = (random = Math.random) => {
const phi = random() * Math.PI * 2;
return [Math.cos(phi), Math.sin(phi)];
};