diff --git a/osu.Game/Beatmaps/WorkingBeatmap.cs b/osu.Game/Beatmaps/WorkingBeatmap.cs index 30382c444f..aab8ff6bd6 100644 --- a/osu.Game/Beatmaps/WorkingBeatmap.cs +++ b/osu.Game/Beatmaps/WorkingBeatmap.cs @@ -266,6 +266,26 @@ namespace osu.Game.Beatmaps [NotNull] public Track LoadTrack() => loadedTrack = GetBeatmapTrack() ?? GetVirtualTrack(1000); + /// + /// Reads the correct track restart point from beatmap metadata and sets looping to enabled. + /// + public void PrepareTrackForPreviewLooping() + { + Track.Looping = true; + Track.RestartPoint = Metadata.PreviewTime; + + if (Track.RestartPoint == -1) + { + if (!Track.IsLoaded) + { + // force length to be populated (https://github.com/ppy/osu-framework/issues/4202) + Track.Seek(Track.CurrentTime); + } + + Track.RestartPoint = 0.4f * Track.Length; + } + } + /// /// Transfer a valid audio track into this working beatmap. Used as an optimisation to avoid reload / track swap /// across difficulties in the same beatmap set.