在线html音乐生成,Javascript 随机音乐生成器及可视化

JavaScript

语言：

JaveScriptBabelCoffeeScript

确定

var w = window,

notes, noteCt,

cnv, ctx, wx, wy, mx,

mtX = 0,

mtY,

i = 0,

hue = 1,

aN, bN, cN, dN, eN, fN, gN;

init();

anim();

function loadAudio(uri) {

var a = new Audio();

a.addEventListener('canplaythrough');

a.src = uri;

return a;

}

function init() {

cnv = document.createElement('canvas'),

wx = w.innerWidth,

wy = w.innerHeight,

ctx = cnv.getContext('2d');

cnv.width = wx;

cnv.height = wy;

document.body.appendChild(cnv);

mtY = wy / 2;

aN = loadAudio('/uploads/150601/pinkyfinger__piano-a.wav'),

bN = loadAudio('/uploads/1506