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Early-return on potential division by zero in SPM calculation
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@ -6,6 +6,7 @@ using System.Collections.Generic;
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using System.Linq;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Containers;
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using osu.Framework.MathUtils;
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using osu.Game.Graphics;
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using osu.Game.Graphics.Sprites;
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@ -62,6 +63,10 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables.Pieces
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public void SetRotation(float currentRotation)
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{
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// Never calculate SPM by same time of record to avoid 0 / 0 = NaN or X / 0 = Infinity result.
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if (Precision.AlmostEquals(0, Time.Elapsed))
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return;
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// If we've gone back in time, it's fine to work with a fresh set of records for now
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if (records.Count > 0 && Time.Current < records.Last().Time)
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records.Clear();
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@ -71,6 +76,7 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables.Pieces
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var record = records.Peek();
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while (records.Count > 0 && Time.Current - records.Peek().Time > spm_count_duration)
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record = records.Dequeue();
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SpinsPerMinute = (currentRotation - record.Rotation) / (Time.Current - record.Time) * 1000 * 60 / 360;
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}
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