color-manipulate/spin.js

Collection of color manipulation functions

/**
 * Basically change hue channel.
 *
 * @module color-manipulate/spin
 *
 * @param {Color} color A color instance
 * @param {number} degrees A degrees to spin, 0..1
 *
 * @return {Color} The color with increased hue
 */
var loop = require('mumath/loop');

module.exports = function (color, degrees) {
	var value = color.hue();
	value += degrees;
	color.hue(loop(value, 0, 360));
	return color;
};