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Honor ADV skip for BGM fades

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gamer147
2026-08-17 13:54:20 -04:00
parent 4d9b786ffb
commit 9ed954fa1b
7 changed files with 77 additions and 13 deletions
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7
engine/Age.Engine/Vm/VirtualMachine.Audio.cs
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@@ -90,7 +90,12 @@ public sealed partial class VirtualMachine
case "u0041D2B0": // 0xc2 / semantics: fade-bgm
{
int targetPercent = (int)Read(a[0]);
_host.FadeBgm(targetPercent, Read(a[1]));
long durationMs = Read(a[1]);
// Native op 0xc2 enters its timed run-state only during ordinary playback. An
// already-active ADV fast-forward applies the fade endpoint immediately; a normal
// advance click does not set that skip state and therefore retains the authored delay.
bool forceEndpoint = _messageSkipServiceActive || _host.IsMessageSkipActive;
_host.FadeBgm(targetPercent, forceEndpoint ? 0 : durationMs);
if (targetPercent == 0)
{
_currentBgmTrackId = 0;