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Add emit sound tempo and global emit speed/tempo defaults

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This commit is contained in:
Jage9
2026-02-21 23:17:18 -05:00
parent d3a98ef1ea
commit 9571a3c14d
9 changed files with 88 additions and 11 deletions
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29
client/src/audio/itemEmitRuntime.ts
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@@ -1,4 +1,5 @@
import { HEARING_RADIUS, type WorldItem } from '../state/gameState';
import { getItemTypeGlobalProperties } from '../items/itemRegistry';
import { AudioEngine } from './audioEngine';
import { connectEffectChain, disconnectEffectRuntime, type EffectId, type EffectRuntime } from './effects';
import { normalizeRadioEffect, normalizeRadioEffectValue } from './radioStationRuntime';
@@ -33,6 +34,26 @@ function resolveEmitPlaybackRate(raw: unknown): number {
return 1 + ((clamped - 50) / 50) * 1;
}
function setElementPreservesPitch(element: HTMLAudioElement, enabled: boolean): void {
const target = element as HTMLAudioElement & {
preservesPitch?: boolean;
mozPreservesPitch?: boolean;
webkitPreservesPitch?: boolean;
};
if ('preservesPitch' in target) target.preservesPitch = enabled;
if ('mozPreservesPitch' in target) target.mozPreservesPitch = enabled;
if ('webkitPreservesPitch' in target) target.webkitPreservesPitch = enabled;
}
function resolveEmitRates(item: WorldItem): { playbackRate: number; preservePitch: boolean } {
const globals = getItemTypeGlobalProperties(item.type);
const speed = resolveEmitPlaybackRate(item.params.emitSoundSpeed ?? globals.emitSoundSpeed ?? 50);
const tempo = resolveEmitPlaybackRate(item.params.emitSoundTempo ?? globals.emitSoundTempo ?? 50);
const playbackRate = Math.max(0.25, Math.min(4, speed * tempo));
const preservePitch = Math.abs(speed - 1) < 0.001;
return { playbackRate, preservePitch };
}
export class ItemEmitRuntime {
private readonly outputs = new Map<string, EmitOutput>();
private layerEnabled = true;
@@ -110,7 +131,9 @@ export class ItemEmitRuntime {
const effect = normalizeRadioEffect(item.params.emitEffect);
const effectValue = normalizeRadioEffectValue(item.params.emitEffectValue);
const effectRuntime = connectEffectChain(audioCtx, effectInput, gain, effect, effectValue);
element.playbackRate = resolveEmitPlaybackRate(item.params.emitSoundSpeed);
const initialRates = resolveEmitRates(item);
setElementPreservesPitch(element, initialRates.preservePitch);
element.playbackRate = initialRates.playbackRate;
if (this.audio.supportsStereoPanner()) {
panner = audioCtx.createStereoPanner();
gain.connect(panner).connect(audioCtx.destination);
@@ -148,7 +171,9 @@ export class ItemEmitRuntime {
output.effect = effect;
output.effectValue = effectValue;
}
const nextPlaybackRate = resolveEmitPlaybackRate(item.params.emitSoundSpeed);
const nextRates = resolveEmitRates(item);
setElementPreservesPitch(output.element, nextRates.preservePitch);
const nextPlaybackRate = nextRates.playbackRate;
if (Math.abs(output.element.playbackRate - nextPlaybackRate) > 0.001) {
output.element.playbackRate = nextPlaybackRate;
}