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index.html
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index.html
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<html>
<head>
<script language="javascript" type="text/javascript" src="./lib/p5.js"></script>
<script language="javascript" type="text/javascript" src="./lib/Tone.js"></script>
<script>
var myKeymap;
var keyRows = [];
var keyDiags = [];
function setup() {
loadJSON('keymap.json', registerKeymap);
}
function registerKeymap(km) {
keyRows[0] = [km.z, km.x, km.c, km.v, km.b, km.n, km.m];
keyRows[1] = [km.a, km.s, km.d, km.f, km.g, km.h, km.j, km.k, km.l];
keyRows[2] = [km.q, km.w, km.e, km.r, km.t, km.y, km.u, km.i, km.o, km.p];
myKeymap = km;
assignScale(majorScale, keyRows[2]);
}
var majorScale = [0, 2, 4, 5, 7, 9, 11];
var root = 48;
function assignScale(scale, keys) {
for (var i in keys) {
var rootOffset = root;
var whichNote = i % scale.length;
if (i > scale.length - 1) {
rootOffset += 12;
}
keys[i].note = scale[whichNote] + rootOffset;
}
}
// set up Tone Synth
// var mySynth = new Tone.FMSynth();
window.onkeydown = function (e) {
console.log(e.keyCode);
for (var k in myKeymap) {
if (myKeymap[k].keyCode == e.keyCode) {
console.log('key down!' + myKeymap[k].keyCode);
}
}
}
window.onkeyup = function(e) {
console.log(e.keyCode);
for (var k in myKeymap) {
if (myKeymap[k].keyCode == (e.keyCode + 32) ) {
console.log('key up! ' + myKeymap[k].keyCode);
}
}
}
</script>
</head>
<body>
</body>
</html>