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Code Issues Releases Wiki Activity

Optimise mania density calculation during beatmap conversion

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This commit is contained in:
Dan Balasescu 2023-06-15 20:00:15 +09:00
parent d563de0e54
commit 145530035c
1 changed files with 2 additions and 4 deletions
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6
osu.Game.Rulesets.Mania/Beatmaps/ManiaBeatmapConverter.cs
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@ -119,14 +119,12 @@ namespace osu.Game.Rulesets.Mania.Beatmaps
yield return obj; yield return obj;
} }
private readonly List<double> prevNoteTimes = new List<double>(max_notes_for_density); private readonly LimitedCapacityQueue<double> prevNoteTimes = new LimitedCapacityQueue<double>(max_notes_for_density);
private double density = int.MaxValue; private double density = int.MaxValue;
private void computeDensity(double newNoteTime) private void computeDensity(double newNoteTime)
{ {
if (prevNoteTimes.Count == max_notes_for_density) prevNoteTimes.Enqueue(newNoteTime);
prevNoteTimes.RemoveAt(0);
prevNoteTimes.Add(newNoteTime);
if (prevNoteTimes.Count >= 2) if (prevNoteTimes.Count >= 2)
density = (prevNoteTimes[^1] - prevNoteTimes[0]) / prevNoteTimes.Count; density = (prevNoteTimes[^1] - prevNoteTimes[0]) / prevNoteTimes.Count;