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Merge branch 'main' into patterns-tab

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This commit is contained in:
Felix Roos 2023-09-17 17:28:18 +02:00
commit 6c3173f45b
76 changed files with 2981 additions and 531 deletions
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25
packages/superdough/sampler.mjs
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@ -197,7 +197,7 @@ export const samples = async (sampleMap, baseUrl = sampleMap._base || '', option
const cutGroups = [];
export async function onTriggerSample(t, value, onended, bank, resolveUrl) {
const {
let {
s,
freq,
unit,
@ -208,7 +208,9 @@ export async function onTriggerSample(t, value, onended, bank, resolveUrl) {
n = 0,
note,
speed = 1, // sample playback speed
loopBegin = 0,
begin = 0,
loopEnd = 1,
end = 1,
} = value;
// load sample
@ -216,6 +218,7 @@ export async function onTriggerSample(t, value, onended, bank, resolveUrl) {
// no playback
return;
}
loop = s.startsWith('wt_') ? 1 : value.loop;
const ac = getAudioContext();
// destructure adsr here, because the default should be different for synths and samples
const { attack = 0.001, decay = 0.001, sustain = 1, release = 0.001 } = value;
@ -243,19 +246,12 @@ export async function onTriggerSample(t, value, onended, bank, resolveUrl) {
// rather than the current playback rate, so even if the sound is playing at twice its normal speed,
// the midway point through a 10-second audio buffer is still 5."
const offset = begin * bufferSource.buffer.duration;
bufferSource.start(time, offset);
const bufferDuration = bufferSource.buffer.duration / bufferSource.playbackRate.value;
/*if (loop) {
// TODO: idea for loopBegin / loopEnd
// if one of [loopBegin,loopEnd] is <= 1, interpret it as normlized
// if [loopBegin,loopEnd] is bigger >= 1, interpret it as sample number
// this will simplify perfectly looping things, while still keeping the normalized option
// the only drawback is that looping between samples 0 and 1 is not possible (which is not real use case)
if (loop) {
bufferSource.loop = true;
bufferSource.loopStart = offset;
bufferSource.loopEnd = offset + duration;
duration = loop * duration;
}*/
bufferSource.loopStart = loopBegin * bufferSource.buffer.duration - offset;
bufferSource.loopEnd = loopEnd * bufferSource.buffer.duration - offset;
}
bufferSource.start(time, offset);
const { node: envelope, stop: releaseEnvelope } = getEnvelope(attack, decay, sustain, release, 1, t);
bufferSource.connect(envelope);
const out = ac.createGain(); // we need a separate gain for the cutgroups because firefox...
@ -266,9 +262,10 @@ export async function onTriggerSample(t, value, onended, bank, resolveUrl) {
out.disconnect();
onended();
};
const stop = (endTime, playWholeBuffer = clip === undefined) => {
const stop = (endTime, playWholeBuffer = clip === undefined && loop === undefined) => {
let releaseTime = endTime;
if (playWholeBuffer) {
const bufferDuration = bufferSource.buffer.duration / bufferSource.playbackRate.value;
releaseTime = t + (end - begin) * bufferDuration;
}
bufferSource.stop(releaseTime + release);