andras/fleeting-garden
andras/fleeting-garden
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This commit is contained in:
Andras Schmelczer 2026-05-13 22:13:15 +01:00
commit 2347ecd201
71 changed files with 3779 additions and 1586 deletions
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21
src/audio/noise-burst-player.ts
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@ -1,9 +1,12 @@
import { appConfig } from '../config';
import type { GardenAudioEngineConfig } from '../config';
import { GardenAudioGraph } from './garden-audio-graph';
import { NoiseBurst } from './garden-audio-types';
export class NoiseBurstPlayer {
public constructor(private readonly graph: GardenAudioGraph) {}
public constructor(
private readonly engineConfig: GardenAudioEngineConfig,
private readonly graph: GardenAudioGraph
) {}
public play({ startTime, durationSeconds, gain, filterHz, pan }: NoiseBurst): void {
const { context, eventBus, noiseBuffer } = this.graph;
@ -12,7 +15,7 @@ export class NoiseBurstPlayer {
}
const scheduledStart = Math.max(
context.currentTime + appConfig.audioEngine.noiseBurst.scheduleAheadSeconds,
context.currentTime + this.engineConfig.noiseBurst.scheduleAheadSeconds,
startTime
);
const source = context.createBufferSource();
@ -24,17 +27,17 @@ export class NoiseBurstPlayer {
source.buffer = noiseBuffer;
filter.type = 'bandpass';
filter.frequency.setValueAtTime(filterHz, scheduledStart);
filter.Q.value = appConfig.audioEngine.noiseBurst.filterQ;
filter.Q.value = this.engineConfig.noiseBurst.filterQ;
envelope.gain.setValueAtTime(
appConfig.audioEngine.noiseBurst.silentGain,
this.engineConfig.noiseBurst.silentGain,
scheduledStart
);
envelope.gain.exponentialRampToValueAtTime(
Math.max(appConfig.audioEngine.noiseBurst.silentGain, gain),
scheduledStart + appConfig.audioEngine.noiseBurst.attackSeconds
Math.max(this.engineConfig.noiseBurst.silentGain, gain),
scheduledStart + this.engineConfig.noiseBurst.attackSeconds
);
envelope.gain.exponentialRampToValueAtTime(
appConfig.audioEngine.noiseBurst.silentGain,
this.engineConfig.noiseBurst.silentGain,
stopAt
);
panner.pan.setValueAtTime(pan, scheduledStart);
@ -45,7 +48,7 @@ export class NoiseBurstPlayer {
panner.connect(eventBus);
source.start(
scheduledStart,
Math.random() * appConfig.audioEngine.noiseBurst.offsetRandomSeconds
Math.random() * this.engineConfig.noiseBurst.offsetRandomSeconds
);
source.stop(stopAt);
source.addEventListener(