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latency :(

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This commit is contained in:
Jade (Rose) Rowland 2024-01-10 20:05:27 -05:00
parent f1eaa83af5
commit 0c7b731fa6
2 changed files with 13 additions and 11 deletions
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6
packages/core/cyclistworker.js
View File

@ -21,7 +21,7 @@ let interval = 0.1;
//{type: 'log', payload: {type, text}}
const getTime = () => {
return performance.now();
return performance.now() / 1000;
};
const sendMessage = (message) => {
@ -52,7 +52,7 @@ let clock = createClock(
lastEnd = end;
const tickdeadline = phase - time; // time left until the phase is a whole number
lastTick = time + tickdeadline;
sendMessage({ type: 'tick', payload: { begin, end, tickdeadline } });
sendMessage({ type: 'tick', payload: { begin, end, tickdeadline, cps, time: Date.now() } });
} catch (e) {
log(`[cyclist] error: ${e.message}`, 'error');
}
@ -77,7 +77,6 @@ self.onconnect = function (e) {
};
const processMessage = (message) => {
console.log(message);
const { type, payload } = message;
switch (type) {
@ -125,6 +124,7 @@ function createClock(
if (phase === 0) {
phase = t + minLatency;
}
console.log({ t, phase, tick });
// callback as long as we're inside the lookahead
while (phase < lookahead) {
phase = Math.round(phase * precision) / precision;

18
packages/core/neocyclist.mjs
View File

@ -12,18 +12,20 @@ export class NeoCyclist {
this.worker = new SharedWorker(new URL('./cyclistworker.js', import.meta.url));
this.worker.port.start();
this.worker.port.addEventListener('message', (message) => {
console.log(message);
const { payload, type } = message;
const { payload, type } = message.data;
switch (type) {
case 'tick': {
console.log('tick');
const { begin, end } = payload;
let { begin, end, cps, tickdeadline, time } = payload;
const messageLatency = (Date.now() - time) / 1000;
tickdeadline = tickdeadline - messageLatency;
console.log({ begin, end });
const haps = this.pattern.queryArc(begin, end);
haps.forEach((hap) => {
if (hap.part.begin.equals(hap.whole.begin)) {
const deadline = (hap.whole.begin - begin) / this.cps + payload.deadline + latency;
const duration = hap.duration / this.cps;
onTrigger?.(hap, deadline, duration, this.cps);
const deadline = (hap.whole.begin - begin) / cps + tickdeadline + latency;
const duration = hap.duration / cps;
onTrigger?.(hap, deadline, duration, cps);
}
});
break;
@ -44,7 +46,7 @@ export class NeoCyclist {
}
now() {
return performance.now();
return performance.now() / 1000;
// this.sendMessage('requestcycles', {});
}
setCps(cps = 1) {