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beta.html
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<!doctype html>
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8" />
<title>Cyber Music Studio (beta)</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta property="og:title" content="Severák's Cyber Music Studio" />
<meta property="og:image" content="https://severak.github.io/cyber-music-studio/img/preview.png" />
<meta property="og:type" content="website" />
<meta property="og:description" content="not your usual DAW" />
<link rel="stylesheet" href="css/uboot.css">
<link rel="stylesheet" href="css/gh-fork-ribbon.css">
<script src="js/bluescreen.js"></script>
<script src="js/uboot.js"></script>
<script src="js/JZZ.js"></script>
<script src="js/JZZ.input.Kbd.js"></script>
<script src="js/JZZ.gui.Select.js"></script>
<script src="js/wavy-jones.js"></script>
<script src="js/heartbeat.js"></script>
<style>
body {
font-family: "Lucida Console", monospace;
background-color: plum;
}
.ub-box {
background-color: lightyellow;
}
a { color: black; text-decoration-style: dashed; text-decoration-thickness: 1px; }
#scope {
padding: 0;
width: 100%;
height: 80px;
background-color: #000;
}
</style>
</head>
<body>
<a class="github-fork-ribbon" href="https://github.com/severak/cyber-music-studio" data-ribbon="Fork me on GitHub" title="Fork me on GitHub">Fork me on GitHub</a>
<div class="ub-container">
<h1>Cyber Music Studio™ <small>beta</small></h1>
<form class="ub-form" id="form">
<div class="ub-box" id="box_welcome">
<img src="img/preview.png" class="ub-fit-img">
<p>This is beta version of Cyber Music Studio™. It's not finished yet and can be broken at any moment.</p>
<p>Feel free to test it and report bugs <a href="https://github.com/severak/cyber-music-studio/issues" target="_blank">here</a>.</p>
<center><button id="power"><big>OK</big></button></center>
</div>
<br><br>
<div class="ub-box ub-hidden" id="box_traveller" style="background-color: silver">
<div class="ub-cols">
<div class="ub-same">
<h2>traveller</h2>
</div>
<div style="text-align: right;" class="ub-same">
<small>flexible monosynth</small>
</div>
</div>
<div class="ub-cols">
<div class="ub-same">
LFO
<select id="lfo">
<option name="sine">sine</option>
<option name="triangle">triangle</option>
<option name="square">square</option>
<option name="sawtooth" selected>sawtooth</option>
</select>
</div>
<div class="ub-same">
rate <input type="range" min="0.30" max="30" step="0.25" value="5" id="rate">
</div>
<div class="ub-same">
amp <input type="range" min="0" max="1" step="0.01" value="0" id="amp">
</div>
<div class="ub-same">
vcf <input type="range" min="0" max="1" step="0.01" value="0" id="detune">
</div>
</div>
<div class="ub-cols">
<div class="ub-same">
vol <input type="range" min="0" max="0.5" step="0.01" value="0.25" id="vol">
</div>
<div class="ub-same">
waveform:
<select id="wave">
<option name="sine">sine</option>
<option name="triangle">triangle</option>
<option name="square">square</option>
<option name="sawtooth" selected>sawtooth</option>
<option name="arp" disabled>arp</option>
<option name="pwm" disabled>pwm</option>
<option name="noise" disabled>noise</option>
<option name="tonal noise" disabled>tonal noise</option>
</select>
</div>
<div class="ub-same">
attack
<input type="range" min="0.01" max="1" step="0.1" value="0.2" id="attack">
</div>
<div class="ub-same">
decay
<input type="range" min="0.01" max="1" step="0.1" value="0.5" id="decay">
</div>
</div>
<div class="ub-cols">
<div class="ub-same">
<input type="checkbox" id="hold" checked class="ub-checkbutton" ><label for="hold" class="ub-checkbutton">hold</label>
</div>
<div class="ub-same">
<input type="checkbox" id="bite" class="ub-checkbutton"><label for="bite" class="ub-checkbutton">bite</label>
</div>
<div class="ub-same">
<input type="checkbox" id="quack" class="ub-checkbutton"><label for="quack" class="ub-checkbutton">quack</label>
</div>
</div>
<div class="ub-cols">
<div class="ub-same">
TRAVELLER
<input type="range" min="0" max="22000" value="22000" id="traveller">
</div>
</div>
<div class="ub-cols">
<div class="ub-same" style="text-align: center">
<div id="keyboard"></div>
</div>
</div>
<div class="ub-cols">
<div class="ub-same" style="text-align: center">
MIDI input: <select id="select_midi_in"></select> <!-- | <button id="record">record</button> -->
</div>
</div>
</div>
<br><br>
<div class="ub-box ub-hidden" style="background-color: coral" id="box_nomad">
<div class="ub-cols">
<div class="ub-same">
<h2>analog nomad</h2>
</div>
<div style="text-align: right;" class="ub-same">
<small>Juno-like polysynth</small><br>
<input type="range" min="0" max="1" value="0.5" step="0.05" id="n_vol"> vol
</div>
</div>
<div class="ub-cols">
<div class="ub-same">
pulse <input type="range" min="0" max="0.3" step="0.1" value="0.25" id="pulse">
</div>
<div class="ub-same">
saw <input type="range" min="0" max="0.3" step="0.1" value="0.25" id="saw">
</div>
<div class="ub-same">
sub <input type="range" min="0" max="0.3" step="0.1" value="0.25" id="sub">
</div>
<div class="ub-same">
noise <input type="range" min="0" max="0.3" value="0" step="0.05" id="noise">
</div>
</div>
<div class="ub-cols">
<div class="ub-same">
A <input type="range" min="0.01" max="1" step="0.01" value="0.01" id="A">
</div>
<div class="ub-same">
D <input type="range" min="0.01" max="1" step="0.01" value="0.25" id="D">
</div>
<div class="ub-same">
S <input type="range" min="0" max="1" step="0.1" value="0.8" id="S">
</div>
<div class="ub-same">
R <input type="range" min="0.01" max="1" step="0.1" value="0.5" id="R">
</div>
</div>
<div class="ub-cols">
<div class="ub-same">
<label><input type="checkbox" id="n_quack" checked> quack</label>
</div>
<div class="ub-same">
FREQ <input type="range" min="30" max="22000" step="1" value="8000" id="n_freq">
</div>
<div class="ub-same">
Q <input type="range" min="0" max="10" step="0.1" value="5" id="n_resonance">
</div>
</div>
<div class="ub-cols">
<div class="ub-same" style="text-align: center">
<div id="keyboard2"></div>
</div>
</div>
<div class="ub-cols">
<div class="ub-same" style="text-align: center">
MIDI input: <select id="select_midi_in2"></select> <!-- | <button id="record" disabled>record</button> -->
</div>
</div>
</div>
<br><br>
<div id="scope" class="ub-box ub-hidden"></div>
<p>part of <a href="index.html">Cyber Music Studio™</a></p>
</form>
<script>
function keyboardMidiWrap(keyboardElemId, midiSelectorId, synth) {
// set up routing from external MIDI via HTML keyboard to synth itself
var kbd = JZZ.input.Kbd({ at:keyboardElemId, pos:'N', wl: 50, ww:21, bl: 25, bw:12, from:'F4', to:'C7' });
var midiIn = JZZ.gui.SelectMidiIn({ at: midiSelectorId });
kbd.connect(function (msg) {
hb.midi2call(msg, synth);
});
// handles all the selection stuff
midiIn.onSelect = function(name) {
JZZ().openMidiIn(name).and(function () {
if (kbd.currentExternal) kbd.currentExternal.disconnect(kbd);
this.connect(kbd);
kbd.currentExternal = this;
}).or(function () {
if (kbd.currentExternal) kbd.currentExternal.disconnect(kbd);
});
};
}
// Traveller
// simple monophonic synth:
// OSC -> VCF -> VCA
hb.Traveller = function(out) {
var me = {};
me.vol = 0.25;
me.wave = 'sawtooth';
me.attack = 0.2;
me.decay = 0.5;
me.hold = true;
me.bite = false;
me.quack = false;
me.traveller = 22000;
me.lfo = 'sawtooth';
me.rate = 5;
me.amp = 0;
me.detune = 0;
me._ac = hb.ac;
if (!out) out = hb.ac;
me._out = out;
me._osc = hb.makeOsc(me.wave, 440);
me._vcf = hb.makeFilter('lowpass');
me._vca = hb.makeGain();
me._vol = hb.makeGain(me.vol);
me._lfo = hb.makeOsc(me.lfo, me.rate); // {-1, 1}
me._lfoAmp = hb.makeGain(me.amp);
me._lfoDetune = hb.makeGain(me.detune);
var normLFO = hb.makeAdder(hb.makeMultiplier(me._lfo, 0.5), 0.5);
hb.chain(normLFO, me._lfoAmp);
var modF = hb.makeAdder(1, hb.makeMultiplier(me._lfoAmp, -1));
var modulator = hb.makeGain(1);
modF.connect(modulator.gain);
var toCents = hb.makeGain(100);
hb.chain(me._lfo, me._lfoDetune, toCents, me._osc.detune); // detune LFO
hb.chain(me._osc, me._vcf, modulator, me._vca, me._vol, me._out.destination);
me.param = function(name, val) {
me[name] = val;
if (!me.quack && name=='traveller') {
me._vcf.frequency.setValueAtTime(me.traveller, me._ac.currentTime)
}
if (name=='vol') {
me._vol.gain.setValueAtTime(me.vol, me._ac.currentTime)
}
if (name=='rate') {
me._lfo.frequency.setValueAtTime(me.rate, me._ac.currentTime)
}
if (name=='amp') {
me._lfoAmp.gain.setValueAtTime(me.amp, me._ac.currentTime)
}
if (name=='detune') {
me._lfoDetune.gain.setValueAtTime(me.detune, me._ac.currentTime)
}
if (name=='lfo') {
me._lfo.type = me.lfo;
}
};
me.noteOn = function(nn) {
me.lastN = nn;
var freq = hb.midi2cps(nn);
// switch OSC
me._osc.type = me.wave;
// TODO - SIN is crackling when changing freq
hb.moveTo(me._osc.frequency, freq, hb.clamp(0.1, me.attack / 2, 1));
hb.moveTo(me._vca.gain, 1, me.attack); // VCA ENV
me._vcf.Q.value = me.bite ? 10 : 1;
if (me.quack) { // VCF ENV:
hb.moveTo(me._vcf.frequency, me.traveller, me.attack);
} else {
hb.setNow(me._vcf.frequency, me.traveller);
}
};
me.noteOff = function(nn) {
if (!me.hold) return;
if (nn!=me.lastN) return;
hb.moveTo(me._vca.gain, 0, me.decay);
if (me.quack) {
hb.moveTo(me._vcf.frequency, 0, me.decay);
} else {
hb.setNow(me._vcf.frequency, me.traveller);
}
};
me.panic = function() {
hb.setNow(me._vca.gain, 0);
};
return me;
};
hb.AnalogNomad = function(out) {
var me = {};
me.vol = 0.25;
me.attack = 0.1;
me.decay = 0.1;
me.sustain = 0.8;
me.release = 0.5;
me.saw = 0.3;
me.pulse = 0.2;
me.sub = 0.1;
me.noise = 0.1;
// TODO - implement pulse width of PWM OSC
me.filter = 22000;
me.resonance = 5;
me.quack = true;
me._ac = hb.ac;
if (!out) out = hb.ac;
me._out = out;
me._vol = hb.makeGain(me.vol)
me._vol.connect(me._out.destination);
// me._notes = [];
me._voices = {};
me.param = function(name, val) {
me[name] = val;
if (name=='vol') me._vol.gain.setValueAtTime(me.vol, me._ac.currentTime);
};
me._getEnv = function(max) {
return {
max: max,
attack: me.attack,
decay: me.decay,
sustain: me.sustain,
release: me.release
};
};
me._getFEnv = function() {
return {
max: 22000,
attack: me.attack,
decay: me.decay,
sustain: me.filter * me.sustain,
release: me.release
};
};
me._makeVoice = function(nn) {
var freq = hb.midi2cps(nn);
var vox = {};
vox._saw = hb.makeOsc('sawtooth', freq);
vox._pulse = hb.makeOsc('square', freq);
vox._sub = hb.makeOsc('square', freq/2);
vox._noise = hb.makeNoiseOsc();
vox._saw_gain = hb.makeGain(me.saw);
vox._pulse_gain = hb.makeGain(me.pulse);
vox._sub_gain = hb.makeGain(me.sub);
vox._noise_gain = hb.makeGain(me.noise);
vox._env = hb.makeGain();
vox._saw.connect(vox._saw_gain);
vox._pulse.connect(vox._pulse_gain);
vox._sub.connect(vox._sub_gain);
vox._noise.connect(vox._noise_gain);
vox._saw_gain.connect(vox._env);
vox._pulse_gain.connect(vox._env);
vox._sub_gain.connect(vox._env);
vox._noise_gain.connect(vox._env);
vox._filter = hb.makeFilter('lowpass');
vox._filter.Q.setValueAtTime(me.resonance, hb.ac.currentTime);
vox._env.connect(vox._filter);
hb.adsrStart(vox._env.gain, me._getEnv(1));
if (me.quack) {
vox._filter.frequency.setValueAtTime(0, hb.ac.currentTime);
hb.adsrStart(vox._filter.frequency, me._getFEnv());
} else {
vox._filter.frequency.setValueAtTime(me.filter, hb.ac.currentTime);
}
vox._filter.connect(me._vol);
vox.noteOff = function () {
var env = me._getEnv(1);
hb.adsrStop(vox._env.gain, env);
if (me.quack) {
hb.adsrStop(vox._filter.frequency, me._getFEnv());
}
vox._saw.stop(hb.ac.currentTime + env.release);
vox._pulse.stop(hb.ac.currentTime + env.release);
vox._sub.stop(hb.ac.currentTime + env.release);
};
return vox;
};
me.noteOn = function(nn) {
me._voices[nn] = me._makeVoice(nn);
};
me.noteOff = function(nn) {
if (!me._voices[nn]) return; // už není
me._voices[nn].noteOff();
delete me._voices[nn];
};
me.panic = function() {
me._vol.gain.setValueAtTime(0, me._ac.currentTime);
};
return me;
};
ub.on("power","click", function(ev){
ub.stop(ev);
ub.addClass("box_welcome", 'ub-hidden');
ub.delClass("box_traveller", 'ub-hidden');
ub.delClass("box_nomad", 'ub-hidden');
ub.delClass("scope", 'ub-hidden');
ub.gebi('form').reset();
hb.start();
window.traveller = hb.Traveller();
hb.chnget(traveller, "vol");
hb.chnget(traveller, "wave");
hb.chnget(traveller, "attack");
hb.chnget(traveller, "decay");
hb.chnget(traveller, "hold");
hb.chnget(traveller, "bite");
hb.chnget(traveller, "quack");
hb.chnget(traveller, "traveller");
hb.chnget(traveller, "lfo");
hb.chnget(traveller, "rate");
hb.chnget(traveller, "amp");
hb.chnget(traveller, "detune");
keyboardMidiWrap('keyboard', 'select_midi_in', traveller);
// this is easter egg for those who can read in code
hb.enableWebMidiLink(traveller);
window.nomad = hb.AnalogNomad();
hb.chnget(nomad, 'vol', 'n_vol');
hb.chnget(nomad, 'saw');
hb.chnget(nomad, 'pulse');
hb.chnget(nomad, 'sub');
hb.chnget(nomad, 'noise');
hb.chnget(nomad, 'attack', 'A');
hb.chnget(nomad, 'decay', 'D');
hb.chnget(nomad, 'sustain', 'S');
hb.chnget(nomad, 'release', 'R');
hb.chnget(nomad, 'release', 'R');
hb.chnget(nomad, 'quack', 'n_quack');
hb.chnget(nomad, 'filter', 'n_freq');
hb.chnget(nomad, 'resonance', 'n_resonance');
keyboardMidiWrap('keyboard2', 'select_midi_in2', nomad);
var oscope = new WavyJones(hb.ac, 'scope');
oscope.lineColor = '#00ff00';
oscope.lineThickness = 2;
traveller._vol.connect(oscope);
nomad._vol.connect(oscope);
});
</script>
</div>
<script src="//million.svita.cz/millions_v1.js"></script>
</body>
</html>