mirror of
https://github.com/Tonejs/Tone.js
synced 2024-12-28 04:23:15 +00:00
111 lines
3.2 KiB
HTML
111 lines
3.2 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>Offline</title>
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<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
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<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>
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<script src="../build/Tone.js"></script>
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<script src="./js/tonejs-ui.js"></script>
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<style type="text/css">
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tone-button {
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margin-bottom: 10px;
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}
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</style>
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</head>
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<body>
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<tone-example>
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<tone-loader></tone-loader>
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<tone-explanation label="Offline Rendering">
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Tone.Offline renders a chunk of Tone.js code into an AudioBuffer. An offline instance of Tone.Transport is passed into the callback which can be used to schedule events. It may take a moment to render the sound.
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<br><br>
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<a href="https://tonejs.github.io/docs/Tone#offline-static">Tone.Offline</a> docs.
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</tone-explanation>
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<tone-content>
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<tone-button label="Render"></tone-button>
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<tone-play-toggle disabled></tone-play-toggle>
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</tone-content>
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</tone-example>
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<script type="text/javascript">
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//load the buffer for use in the convolver
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var buffer = new Tone.Buffer("./audio/IRs/chorus-feedback.wav");
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function generateAudioOffline(){
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return Tone.Offline(function(Transport){
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var reverb = new Tone.Convolver(buffer).toMaster();
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reverb.wet.value = 0.2;
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var pannerA = new Tone.Panner(-1).connect(reverb);
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var synthA = new Tone.Synth({
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"envelope" : {
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"attack" : 0.01,
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"decay" : 5,
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"sustain" : 0
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},
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"oscillator" : {
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"type" : "sawtooth4"
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}
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}).connect(pannerA);
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var seqA = new Tone.Sequence(function(time, note){
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synthA.triggerAttack(note, time);
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}, ["A4", "G4", "G#4", "F#4", "E4"], "8n").start(0);
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seqA.loop = false;
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var pannerB = new Tone.Panner(1).connect(reverb);
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var synthB = new Tone.Synth({
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"envelope" : {
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"attack" : 0.001,
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"decay" : 3,
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"sustain" : 0
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},
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"oscillator" : {
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"type" : "square8"
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}
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}).connect(pannerB);
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var seqB = new Tone.Sequence(function(time, note){
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synthB.triggerAttack(note, time);
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}, ["G#4", "A4", "G4", "F4", "C4"], "8n").start("16n");
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seqB.loop = false;
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var bass = new Tone.MonoSynth({
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"envelope" : {
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"attack" : 0.01,
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"decay" : 3,
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"sustain" : 0.1
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},
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}).toMaster();
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var bassSeq = new Tone.Sequence(function(time, note){
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bass.triggerAttackRelease(note, "1n", time);
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}, ["C2", "C2", "F1", "F1"], "4n").start(0);
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bassSeq.loop = false;
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Transport.bpm.value = 150;
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Transport.start();
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}, 7);
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}
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//play the buffer with a Tone.Player when it's been generated
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var player = new Tone.Player().toMaster();
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//bind the interface
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document.querySelector("tone-button").addEventListener("click", e => {
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e.target.setAttribute("label", "Rendering...");
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e.target.setAttribute("disabled", "");
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var buffer = generateAudioOffline().then(buffer => {
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document.querySelector("tone-button").setAttribute("label", "Rendered");
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player.buffer = buffer;
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document.querySelector("tone-play-toggle").removeAttribute("disabled");
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});
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});
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document.querySelector("tone-play-toggle").bind(player);
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</script>
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</body>
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</html>
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