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Implement movie mask transition opcode

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gamer147
2026-07-29 16:01:00 -04:00
parent 12af952b77
commit 3378abdeca
18 changed files with 573 additions and 45 deletions
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20
godot/MovieRuntime.cs
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@@ -5,21 +5,31 @@ using Age.Engine.Sys4;
/// <summary>Presentation-side ownership for one decoder plus its fail-safe completion deadline.</summary>
internal sealed record MovieRuntime(string Name, int AssetId, long ResourceId, IMovieDecoder Decoder,
long MovieFlags, long InitialPositionMs,
long StartedAtTimestamp, long WatchdogMs)
long StartedAtTimestamp, long StartDelayMs,
long? PresentationDurationMs, long WatchdogMs)
{
public static MovieRuntime Open(string name, int assetId, long resourceId, MoviePayload payload,
IMovieDecoderFactory factory, long movieFlags = 0,
long initialPositionMs = 0)
long initialPositionMs = 0, long startDelayMs = 0,
long? presentationDurationMs = null)
{
ArgumentNullException.ThrowIfNull(factory);
IMovieDecoder decoder = factory.Open(payload, Math.Max(0, initialPositionMs));
long safeDelayMs = Math.Max(0, startDelayMs);
long? safeDurationMs = presentationDurationMs is >= 0
? Math.Max(0, presentationDurationMs.Value)
: null;
IMovieDecoder decoder = factory.Open(
payload, Math.Max(0, initialPositionMs), safeDurationMs);
long remainingMs = decoder.StopTimeMs is >= 0 and var stopTime
? Math.Max(0, stopTime - decoder.InitialPositionMs)
: -1;
long watchdogBasis = safeDurationMs ?? remainingMs;
if (watchdogBasis >= 0) watchdogBasis = checked(watchdogBasis + safeDelayMs);
return new MovieRuntime(name, assetId, resourceId, decoder, movieFlags,
decoder.InitialPositionMs, Stopwatch.GetTimestamp(),
remainingMs >= 0
? Math.Clamp(remainingMs + 2000, 5000, 300000)
safeDelayMs, safeDurationMs,
watchdogBasis >= 0
? Math.Clamp(watchdogBasis + 2000, 5000, 300000)
: 30000);
}
}