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Smooth directional off-axis attenuation curve

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Jage9
2026-02-22 21:45:40 -05:00
parent f3a7cc90a7
commit 9cfc995aa0
2 changed files with 3 additions and 2 deletions
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2
client/public/version.js
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@@ -1,5 +1,5 @@
// Maintainer-controlled web client version.
// Format: YYYY.MM.DD Rn (example: 2026.02.20 R2)
window.CHGRID_WEB_VERSION = "2026.02.22 R194";
window.CHGRID_WEB_VERSION = "2026.02.22 R195";
// Optional display timezone for timestamps. Falls back to America/Detroit if unset/invalid.
window.CHGRID_TIME_ZONE = "America/Detroit";

3
client/src/audio/spatial.ts
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@@ -111,7 +111,8 @@ function resolveDirectionalProfile(
return { attenuationFactor: 1, offAxisRatio: 0 };
}
const span = Math.max(1, 180 - halfCone);
const offAxisRatio = Math.max(0, Math.min(1, (diff - halfCone) / span));
const linearRatio = Math.max(0, Math.min(1, (diff - halfCone) / span));
const offAxisRatio = linearRatio * linearRatio * (3 - 2 * linearRatio);
return {
attenuationFactor: 1 - offAxisRatio * (1 - rearGain),
offAxisRatio,