imneme

/*
 * Random-Number Utilities (randutil)
 *     Addresses common issues with C++11 random number generation.
 *     Makes good seeding easier, and makes using RNGs easy while retaining
 *     all the power.
 *
 * The MIT License (MIT)
 *
 * Copyright (c) 2015-2022 Melissa E. O'Neill
 *

atomizer

function bezier(pts) {
	return function (t) {
		for (var a = pts; a.length > 1; a = b)  // do..while loop in disguise
			for (var i = 0, b = [], j; i < a.length - 1; i++)  // cycle over control points
				for (b[i] = [], j = 0; j < a[i].length; j++)  // cycle over dimensions
					b[i][j] = a[i][j] * (1 - t) + a[i+1][j] * t;  // interpolation
		return a[0];
	}
}