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scheduler error callback

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This commit is contained in:
Felix Roos 2022-08-17 23:55:06 +02:00
parent 591855919e
commit e77129fa51
1 changed files with 22 additions and 17 deletions
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39
packages/core/scheduler.mjs
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@ -11,24 +11,29 @@ export class Scheduler {
pattern;
phase;
cps = 1;
constructor({ interval = 0.1, onTrigger, latency = 0.1 }) {
constructor({ interval = 0.1, onTrigger, onError, latency = 0.1 }) {
this.worker = new ClockWorker((_, interval) => {
const begin = this.phase;
const end = this.phase + interval * this.cps;
this.phase = end;
const haps = this.pattern.queryArc(begin, end);
haps.forEach((hap) => {
if (typeof hap.value?.cps === 'number') {
this.setCps(hap.value?.cps);
}
if (!hap.part.begin.equals(hap.whole.begin)) {
return;
}
const deadline = (hap.whole.begin - begin) / this.cps + latency;
// TODO: use legato / duration of objectified value
const duration = hap.duration / this.cps;
onTrigger?.(hap, deadline, duration);
});
try {
const begin = this.phase;
const end = this.phase + interval * this.cps;
this.phase = end;
const haps = this.pattern.queryArc(begin, end);
haps.forEach((hap) => {
if (typeof hap.value?.cps === 'number') {
this.setCps(hap.value?.cps);
}
if (!hap.part.begin.equals(hap.whole.begin)) {
return;
}
const deadline = (hap.whole.begin - begin) / this.cps + latency;
// TODO: use legato / duration of objectified value
const duration = hap.duration / this.cps;
onTrigger?.(hap, deadline, duration);
});
} catch (err) {
console.warn('scheduler error', err);
onError?.(err);
}
}, interval);
}
start() {