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fix cracks + add tune

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This commit is contained in:
Felix Roos 2022-06-18 17:25:36 +02:00
parent 71b6b83ab3
commit 925fb30e05
2 changed files with 43 additions and 7 deletions
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20
packages/webaudio/webaudio.mjs
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@ -82,6 +82,14 @@ Pattern.prototype.out = function () {
o.start(t);
o.stop(t + hap.duration + release);
chain.push(o);
// level down oscillators as they are really loud compared to samples i've tested
const g = ac.createGain();
g.gain.value = 0.5;
chain.push(g);
// TODO: make adsr work with samples without pops
// envelope
const adsr = getADSR(attack, decay, sustain, release, 1, t, t + hap.duration);
chain.push(adsr);
} else {
// load sample
const samples = getLoadedSamples();
@ -111,19 +119,17 @@ Pattern.prototype.out = function () {
}
const src = ac.createBufferSource();
src.buffer = buffer;
let duration = src.buffer.duration;
const offset = begin * duration;
const sus = ((end - begin) * duration) / Math.abs(speed);
src.playbackRate.value = Math.abs(speed);
// TODO: nudge, unit, cut, loop
src.start(t, offset, sus);
let duration = src.buffer.duration;
const offset = begin * duration;
duration = ((end - begin) * duration) / Math.abs(speed);
src.start(t, offset, duration);
src.stop(t + duration);
chain.push(src);
}
}
// envelope
const adsr = getADSR(attack, decay, sustain, release, 1, t, t + hap.duration);
chain.push(adsr);
// filters
cutoff !== undefined && chain.push(getFilter('lowpass', cutoff, resonance));
hcutoff !== undefined && chain.push(getFilter('highpass', hcutoff, hresonance));