Tone.js/examples/monoSynth.html
2014-10-02 18:53:22 -04:00

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HTML

<html>
<head>
<title>MONOSYNTH</title>
<meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no">
<script type="text/javascript" src="./deps/jquery.min.js"></script>
<script type="text/javascript" src="./deps/jquery-ui.js"></script>
<script type="text/javascript" src="./deps/jquery.ui.touch-punch.js"></script>
<script type="text/javascript" src="../build/Tone.js"></script>
<script type="text/javascript" src="../build/Tone.Preset.js"></script>
<script type="text/javascript" src="./Widgets.js"></script>
<script type="text/javascript" src="./ExampleList.js"></script>
<link rel="stylesheet" type="text/css" href="./style/widgets.css">
<link rel="stylesheet" type="text/css" href="./style/jquery-ui.css">
<script type="text/javascript" src="./deps/qwerty-hancock.js"></script>
</head>
<body>
<div id="Container">
<div id="Explanation">
MonoSynth
<br>
<br>
MonoSynth is a monophonic synthesizer composed simply of one oscillator,
a filter and two envelopes (on amplitude and filter).
</div>
<div id="Content">
<div id="tabs">
<ul>
<li><a href="#envelope">Osc/Env</a></li>
<li><a href="#filter">FilterEnv</a></li>
<li><a href="#presets">Presets</a></li>
</ul>
<div id="envelope">
</div>
<div id="filter">
</div>
<div id="presets">
</div>
</div>
</div>
</div>
<script type="text/javascript">
/* globals Tone, GUI, QwertyHancock */
var synth = new Tone.MonoSynth();
synth.setVolume(-10);
synth.toMaster();
// GUI //
new GUI.TopBar(Tone);
$("#tabs").tabs();
var content = $("#Content");
var envelope = $("#envelope");
var filter = $("#filter");
var presets = $("#presets");
//envelopes
var ampEnv = new GUI.Envelope(envelope, synth.envelope, "amplitude");
var osc = new GUI.OmniOscillator(envelope, synth.oscillator, "oscillator");
//filter
var filtEnv =new GUI.Envelope(filter, synth.filterEnvelope, "filter");
var min = 20;
var max = 20000;
var minFilFreq = new GUI.Slider(filter, function(val){
var freq = Math.pow(val, 2);
var scaled = freq * (max - min) + min;
synth.filterEnvelope.min = scaled;
return scaled;
}, min, "start freq", "hz");
var maxFilFreq = new GUI.Slider(filter, function(val){
var freq = Math.pow(val, 2);
var scaled = freq * (max - min) + min;
synth.filterEnvelope.max = scaled;
return scaled;
}, min, "end freq", "hz");
//presets
var allPresets = [];
for (var name in synth.preset){
allPresets.push(name);
}
new GUI.DropDown(presets, allPresets, function(name){
setPreset(name);
});
//keyboard
$("<div>", {"id" : "Keyboard"}).appendTo(content);
var keyboard = new QwertyHancock({
id: "Keyboard",
width: 350,
height: 75,
octaves: 2,
startNote: "A3",
whiteNotesColour: "white",
blackNotesColour: "black",
hoverColour: "#f3e939"
});
keyboard.keyDown = function(note, freq){
synth.triggerAttack(freq);
};
keyboard.keyUp = function(){
synth.triggerRelease();
};
function setPreset(name){
synth.setPreset(name);
ampEnv.render();
filtEnv.render();
osc.render();
var minVal = Math.pow(Math.max((synth.filterEnvelope.min - min) / (max - min), 0), 0.5);
minFilFreq.render(minVal);
var maxVal = Math.pow(Math.max((synth.filterEnvelope.max - min) / (max - min), 0), 0.5);
maxFilFreq.render(maxVal);
}
setPreset("CoolGuy");
</script>
<style type="text/css">
#Content {
width: 350px;
}
#tabs {
height: 300px;
}
.Slider {
width: 80%;
margin-left: 10%;
margin-top: 10px;
}
.Oscillator {
width: 80%;
margin-left: 10%;
margin-top: 40px;
}
.Envelope {
margin: auto;
}
#Keyboard {
background-color: black;
}
#presets .DropDown {
margin: auto;
margin-top: 50px;
}
</style>
</body>
</html>