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Natelytle 2022-11-27 15:24:54 -05:00
parent e3ef180c46
commit 7b5373ac5a
1 changed files with 7 additions and 1 deletions
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8
osu.Game.Rulesets.Taiko/Difficulty/TaikoPerformanceCalculator.cs
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@ -116,12 +116,17 @@ namespace osu.Game.Rulesets.Taiko.Difficulty
return accuracyValue; return accuracyValue;
} }
/// <summary>
/// Estimates the player's tap deviation based on the OD, number of objects, and number of 300s, 100s, and misses,
/// assuming the player's mean hit error is 0. The estimation is consistent in that two SS scores on the same map with the same settings
/// will always return the same deviation. See: https://www.desmos.com/calculator/qlr946netu
/// </summary>
private double? computeEstimatedDeviation(ScoreInfo score, TaikoDifficultyAttributes attributes) private double? computeEstimatedDeviation(ScoreInfo score, TaikoDifficultyAttributes attributes)
{ {
if (totalSuccessfulHits == 0) if (totalSuccessfulHits == 0)
return null; return null;
// Create a new track to properly calculate the hit windows of 100s and 50s. // Create a new track to properly calculate the hit window of 100s.
var track = new TrackVirtual(10000); var track = new TrackVirtual(10000);
score.Mods.OfType<IApplicableToTrack>().ForEach(m => m.ApplyToTrack(track)); score.Mods.OfType<IApplicableToTrack>().ForEach(m => m.ApplyToTrack(track));
double clockRate = track.Rate; double clockRate = track.Rate;
@ -135,6 +140,7 @@ namespace osu.Game.Rulesets.Taiko.Difficulty
double root2 = Math.Sqrt(2); double root2 = Math.Sqrt(2);
// Log of the most likely deviation resulting in the score's hit judgements, differentiated such that 1 over the most likely deviation returns 0.
double logLikelihoodGradient(double d) double logLikelihoodGradient(double d)
{ {
if (d <= 0) if (d <= 0)