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Add emit reverse option and retune echo/dice output

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This commit is contained in:
Jage9
2026-02-22 01:57:52 -05:00
parent c162e6dc3c
commit 93bb778cd7
12 changed files with 92 additions and 19 deletions
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23
client/src/audio/itemEmitRuntime.ts
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@@ -45,13 +45,23 @@ function setElementPreservesPitch(element: HTMLAudioElement, enabled: boolean):
if ('webkitPreservesPitch' in target) target.webkitPreservesPitch = enabled;
}
function resolveEmitRates(item: WorldItem): { playbackRate: number; preservePitch: boolean } {
function setElementPlaybackRate(element: HTMLAudioElement, playbackRate: number, reverse: boolean): void {
const targetRate = reverse ? -Math.abs(playbackRate) : Math.abs(playbackRate);
element.playbackRate = targetRate;
// Most browsers reject negative playbackRate for media elements; fall back gracefully.
if (reverse && element.playbackRate >= 0) {
element.playbackRate = Math.abs(playbackRate);
}
}
function resolveEmitRates(item: WorldItem): { playbackRate: number; preservePitch: boolean; reverse: 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 reverse = item.params.emitSoundReverse === true || (item.params.emitSoundReverse === undefined && globals.emitSoundReverse === true);
const playbackRate = Math.max(0.25, Math.min(4, speed * tempo));
const preservePitch = Math.abs(speed - 1) < 0.001;
return { playbackRate, preservePitch };
return { playbackRate, preservePitch, reverse };
}
export class ItemEmitRuntime {
@@ -133,7 +143,7 @@ export class ItemEmitRuntime {
const effectRuntime = connectEffectChain(audioCtx, effectInput, gain, effect, effectValue);
const initialRates = resolveEmitRates(item);
setElementPreservesPitch(element, initialRates.preservePitch);
element.playbackRate = initialRates.playbackRate;
setElementPlaybackRate(element, initialRates.playbackRate, initialRates.reverse);
if (this.audio.supportsStereoPanner()) {
panner = audioCtx.createStereoPanner();
gain.connect(panner).connect(audioCtx.destination);
@@ -174,8 +184,11 @@ export class ItemEmitRuntime {
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;
const absCurrentRate = Math.abs(output.element.playbackRate);
const shouldReverse = nextRates.reverse;
const isReverseNow = output.element.playbackRate < 0;
if (Math.abs(absCurrentRate - nextPlaybackRate) > 0.001 || isReverseNow !== shouldReverse) {
setElementPlaybackRate(output.element, nextPlaybackRate, shouldReverse);
}
const spatialConfig = this.getSpatialConfig(item);
const mix = resolveSpatialMix({