andras/fleeting-garden
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WIP

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This commit is contained in:
Andras Schmelczer 2026-05-13 21:07:10 +01:00
commit 39b0160064
136 changed files with 7129 additions and 1950 deletions
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29
src/audio/noise-burst-player.ts
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@ -1,3 +1,4 @@
import { appConfig } from '../config';
import { GardenAudioGraph } from './garden-audio-graph';
import { NoiseBurst } from './garden-audio-types';
@ -10,7 +11,10 @@ export class NoiseBurstPlayer {
return;
}
const scheduledStart = Math.max(context.currentTime + 0.002, startTime);
const scheduledStart = Math.max(
context.currentTime + appConfig.audioEngine.noiseBurst.scheduleAheadSeconds,
startTime
);
const source = context.createBufferSource();
const filter = context.createBiquadFilter();
const envelope = context.createGain();
@ -20,20 +24,29 @@ export class NoiseBurstPlayer {
source.buffer = noiseBuffer;
filter.type = 'bandpass';
filter.frequency.setValueAtTime(filterHz, scheduledStart);
filter.Q.value = 1.4;
envelope.gain.setValueAtTime(0.0001, scheduledStart);
envelope.gain.exponentialRampToValueAtTime(
Math.max(0.0001, gain),
scheduledStart + 0.004
filter.Q.value = appConfig.audioEngine.noiseBurst.filterQ;
envelope.gain.setValueAtTime(
appConfig.audioEngine.noiseBurst.silentGain,
scheduledStart
);
envelope.gain.exponentialRampToValueAtTime(
Math.max(appConfig.audioEngine.noiseBurst.silentGain, gain),
scheduledStart + appConfig.audioEngine.noiseBurst.attackSeconds
);
envelope.gain.exponentialRampToValueAtTime(
appConfig.audioEngine.noiseBurst.silentGain,
stopAt
);
envelope.gain.exponentialRampToValueAtTime(0.0001, stopAt);
panner.pan.setValueAtTime(pan, scheduledStart);
source.connect(filter);
filter.connect(envelope);
envelope.connect(panner);
panner.connect(eventBus);
source.start(scheduledStart, Math.random() * 0.4);
source.start(
scheduledStart,
Math.random() * appConfig.audioEngine.noiseBurst.offsetRandomSeconds
);
source.stop(stopAt);
source.addEventListener(
'ended',