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minor fixes

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This commit is contained in:
Raphaël Forment
2023-08-02 18:11:49 +02:00
parent 3e3dd368c1
commit 162cc2fae3
3 changed files with 30 additions and 36 deletions
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26
src/TransportNode.js
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@ -14,7 +14,7 @@ export class TransportNode extends AudioWorkletNode {
this.currentPulsePosition = 0;
this.nextPulsePosition = -1;
this.executionLatency = 0;
this.lastLatencies = [0, 0, 0, 0, 0];
this.lastLatencies = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
this.indexOfLastLatencies = 0;
setInterval(() => this.ping(), 1000);
}
@ -27,7 +27,7 @@ export class TransportNode extends AudioWorkletNode {
handleMessage = (message) => {
if (message.data && message.data.type === "ping") {
const delay = performance.now() - message.data.t;
console.log(delay);
// console.log(delay);
} else if (message.data && message.data.type === "bang") {
let { futureTimeStamp, timeToNextPulse, nextPulsePosition } = this.convertTimeToNextBarsBeats(message.data.currentTime);
@ -38,10 +38,12 @@ export class TransportNode extends AudioWorkletNode {
const now = performance.now();
this.app.clock.time_position = futureTimeStamp;
this.$clock.innerHTML = `[${futureTimeStamp.bar} | ${futureTimeStamp.beat} | ${zeroPad(futureTimeStamp.pulse, '2')}]`;
tryEvaluate( this.app, this.app.global_buffer );
tryEvaluate(
this.app,
this.app.global_buffer
);
this.hasBeenEvaluated = true;
this.currentPulsePosition = nextPulsePosition;
this.app.api.midi_clock();
const then = performance.now();
this.lastLatencies[this.indexOfLastLatencies] = then - now;
this.indexOfLastLatencies = (this.indexOfLastLatencies + 1) % this.lastLatencies.length;
@ -86,7 +88,7 @@ export class TransportNode extends AudioWorkletNode {
const futureBarNumber = futureBeatNumber / beatsPerBar;
const futureTimeStamp = {
bar: Math.floor(futureBarNumber) + 1,
beat: Math.floor(futureBarNumber) % beatsPerBar + 1,
beat: Math.floor(futureBeatNumber) % beatsPerBar + 1,
pulse: Math.floor(this.nextPulsePosition) % this.app.clock.ppqn
};
this.app.clock.tick++
@ -95,19 +97,5 @@ export class TransportNode extends AudioWorkletNode {
timeToNextPulse,
nextPulsePosition
};
// TODO: correction
// const barNumber = Math.floor(beatNumber / beatsPerBar) + 1;
// const beatsPerBar = this.app.clock.time_signature[0];
// const beatWithinBar = Math.floor(beatNumber % beatsPerBar) + 1;
// const ppqnPosition = Math.floor((beatNumber % 1) * this.app.clock.ppqn);
// return {
// bar: barNumber,
// beat: beatWithinBar,
// ppqn: ppqnPosition,
// delta: delta
// };
}
}