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feat: added playback delay configuration

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This commit is contained in:
Xiaohan-Tian
2025-12-21 20:11:27 -08:00
parent aadf9e06df
commit eaee036fc2
5 changed files with 91 additions and 16 deletions
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src/core/audio-interface/KGAudioInterface.ts
+14 -9
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@@ -64,8 +64,10 @@ export class KGAudioInterface {
}
try {
const configManager = ConfigManager.instance();
// Reduce lookahead time to 0.05 seconds to improve MIDI input responsiveness
Tone.getContext().lookAhead = 0.05;
Tone.getContext().lookAhead = configManager.get('audio.lookahead_time') as number;
// Set up master gain for volume control
this.masterGain = new Tone.Gain(this.masterVolume).toDestination();
@@ -75,7 +77,6 @@ export class KGAudioInterface {
Tone.Transport.timeSignature = [TIME_CONSTANTS.DEFAULT_TIME_SIGNATURE.numerator, TIME_CONSTANTS.DEFAULT_TIME_SIGNATURE.denominator]; // Default time signature
// Check config and setup audio capture if enabled
const configManager = ConfigManager.instance();
const enableCapture = configManager.get('audio.enable_audio_capture_for_screen_sharing') as boolean;
if (enableCapture) {
@@ -253,7 +254,11 @@ export class KGAudioInterface {
this.clearScheduledEvents();
console.log("Preparing playback");
// Get playback delay from ConfigManager
const configManager = ConfigManager.instance();
const playbackDelay = (configManager.get('audio.playback_delay') as number) ?? 0.2;
try {
// Set project BPM and time signature FIRST (this affects timing calculations)
Tone.Transport.bpm.value = project.getBpm();
@@ -295,21 +300,21 @@ export class KGAudioInterface {
// Convert beats to Tone.js time format for scheduling
const noteStartTime = this.beatsToToneTime(noteStartBeat);
const noteDuration = this.beatsToToneTime(noteDurationBeats);
// Convert MIDI note number to note name
const noteName = pitchToNoteNameString(note.getPitch());
const velocity = note.getVelocity() / 127; // Normalize to 0-1
console.log(
`Scheduling note ${noteName} at beat ${Number(noteStartBeat.toFixed ? noteStartBeat.toFixed(3) : noteStartBeat.toLocaleString(undefined, {maximumFractionDigits: 3}))}, Tone time: ${Number(Number(noteStartTime).toFixed(3))}, duration: ${Number(Number(noteDuration).toFixed(3))}`
`Scheduling note ${noteName} at beat ${Number(noteStartBeat.toFixed ? noteStartBeat.toFixed(3) : noteStartBeat.toLocaleString(undefined, {maximumFractionDigits: 3}))}, Tone time: ${Number(Number(noteStartTime).toFixed(3))}, duration: ${Number(Number(noteDuration).toFixed(3))}, delay: ${playbackDelay}s`
);
// Schedule the note
// Schedule the note with delay offset
const eventId = Tone.Transport.schedule((time) => {
// Check if track should play considering solo logic
const hasSoloedTracks = this.hasSoloedTracks();
if (audioBus.shouldPlayWithSolo(hasSoloedTracks)) {
audioBus.triggerAttackRelease(noteName, noteDuration, time, velocity);
audioBus.triggerAttackRelease(noteName, noteDuration, time + playbackDelay, velocity);
}
}, noteStartTime);