Tone.js/examples/bembe.html

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<!DOCTYPE html>
<html>
<head>
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<meta charset="utf-8">
<title>MetalSynth</title>
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<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
<link rel="icon" type="image/png" sizes="174x174" href="./favicon.png">
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<script src="https://unpkg.com/@webcomponents/webcomponentsjs@^2/webcomponents-bundle.js"></script>
<script src="../build/Tone.js"></script>
<script src="./js/tonejs-ui.js"></script>
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</head>
<body>
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<tone-example>
<tone-explanation label="Bembe">
<a href="https://tonejs.github.io/docs/MetalSynth">Tone.MetalSynth</a>
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creates metallic, inharmonic sounds using 6
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<a href="https://tonejs.github.io/docs/FMOscillator">Tone.FMOscillators</a>
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with a tuning based on the TR-808 Cymbal.
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<a href="https://tonejs.github.io/docs/MembraneSynth">Tone.MembraneSynth</a>
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makes kick and tom-like sounds using a frequency envelope which is triggered on notes attack.
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</tone-explanation>
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<tone-content>
<tone-play-toggle></tone-play-toggle>
</tone-content>
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<tone-drawer>
<tone-metal-synth collapsed></tone-metal-synth>
<tone-membrane-synth collapsed></tone-membrane-synth>
</tone-drawer>
</tone-example>
<script type="text/javascript">
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var bell = new Tone.MetalSynth({
"harmonicity" : 12,
"resonance" : 800,
"modulationIndex" : 20,
"envelope" : {
"decay" : 0.4,
},
"volume" : -15
}).toMaster();
var bellPart = new Tone.Sequence(function(time, freq){
bell.frequency.setValueAtTime(freq, time, Math.random()*0.5 + 0.5);
bell.triggerAttack(time);
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}, [[300, null, 200],
[null, 200, 200],
[null, 200, null],
[200, null, 200]
], "4n").start(0);
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// bellPart.loop = true;
// bellPart.loopEnd = "1m";
var conga = new Tone.MembraneSynth({
"pitchDecay" : 0.008,
"octaves" : 2,
"envelope" : {
"attack" : 0.0006,
"decay" : 0.5,
"sustain" : 0
}
}).toMaster();
var congaPart = new Tone.Sequence(function(time, pitch){
conga.triggerAttack(pitch, time, Math.random()*0.5 + 0.5);
}, ["G3", "C4", "C4", "C4"], "4n").start(0);
// congaPart.loop = true;
// congaPart.loopEnd = "1m";
Tone.Transport.bpm.value = 115;
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//bind the interface
document.querySelector("tone-play-toggle").bind(Tone.Transport);
document.querySelector("tone-metal-synth").bind(bell);
document.querySelector("tone-membrane-synth").bind(conga);
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</script>
</body>
</html>