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Always use UR algorithm

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This commit is contained in:
Dean Herbert
2025-08-15 22:51:37 +09:00
Unverified
parent a1f0cd3b31
commit 2d8aa403f7
1 changed files with 6 additions and 4 deletions
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osu.Game/Screens/Play/PlayerSettings/BeatmapOffsetControl.cs
+6 -4
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@@ -291,7 +291,7 @@ namespace osu.Game.Screens.Play.PlayerSettings
{
double lastOffset = Current.Value;
Current.Value = computeSuggestedOffset(lastPlayMedian, lastPlayUnstableRate, lastPlayBeatmapOffset, proportionalToUnstableRate: autoAdjustBeatmapOffset.Value);
Current.Value = computeSuggestedOffset(lastPlayMedian, lastPlayUnstableRate, lastPlayBeatmapOffset);
lastAppliedScore.Value = lastValidScore;
return !Precision.AlmostEquals(Current.Value, lastOffset, Current.Precision / 2);
@@ -314,7 +314,7 @@ namespace osu.Game.Screens.Play.PlayerSettings
if (calibrateFromLastPlayButton != null)
{
double suggestedOffset = computeSuggestedOffset(lastPlayMedian, lastPlayUnstableRate, lastPlayBeatmapOffset, proportionalToUnstableRate: autoAdjustBeatmapOffset.Value);
double suggestedOffset = computeSuggestedOffset(lastPlayMedian, lastPlayUnstableRate, lastPlayBeatmapOffset);
calibrateFromLastPlayButton.Enabled.Value = allow && !Precision.AlmostEquals(suggestedOffset, Current.Value, Current.Precision / 2);
}
@@ -350,17 +350,19 @@ namespace osu.Game.Screens.Play.PlayerSettings
{
}
private static double computeSuggestedOffset(double median, double unstableRate, double currentOffset, bool proportionalToUnstableRate)
private static double computeSuggestedOffset(double median, double unstableRate, double currentOffset)
{
const double ur_adjustment_cutoff = 90;
const double exponential_factor = -0.0116;
double offsetAdjustment = median;
if (proportionalToUnstableRate && unstableRate >= ur_adjustment_cutoff)
if (unstableRate >= ur_adjustment_cutoff)
{
// A demonstrative graph of this algorithm is embedded in https://github.com/ppy/osu/discussions/30521.
// This ultimately prevents scores with high unstable rate from suggesting potentially invalid offsets.
offsetAdjustment *= Math.Exp(exponential_factor * (unstableRate - ur_adjustment_cutoff));
}
return currentOffset - offsetAdjustment;
}