From fea31cc895b12c91252e611157093f94ad36a7a3 Mon Sep 17 00:00:00 2001 From: Jay L Date: Fri, 19 Aug 2022 22:57:28 +1000 Subject: [PATCH] introduce effective misscount, accuracy rescale --- .../Difficulty/TaikoPerformanceCalculator.cs | 25 +++++++++++++------ 1 file changed, 18 insertions(+), 7 deletions(-) diff --git a/osu.Game.Rulesets.Taiko/Difficulty/TaikoPerformanceCalculator.cs b/osu.Game.Rulesets.Taiko/Difficulty/TaikoPerformanceCalculator.cs index 2c2dbddf13..9567277a61 100644 --- a/osu.Game.Rulesets.Taiko/Difficulty/TaikoPerformanceCalculator.cs +++ b/osu.Game.Rulesets.Taiko/Difficulty/TaikoPerformanceCalculator.cs @@ -21,6 +21,8 @@ namespace osu.Game.Rulesets.Taiko.Difficulty private int countMeh; private int countMiss; + private double effectiveMissCount; + public TaikoPerformanceCalculator() : base(new TaikoRuleset()) { @@ -35,7 +37,10 @@ namespace osu.Game.Rulesets.Taiko.Difficulty countMeh = score.Statistics.GetValueOrDefault(HitResult.Meh); countMiss = score.Statistics.GetValueOrDefault(HitResult.Miss); - double multiplier = 1.12; // This is being adjusted to keep the final pp value scaled around what it used to be when changing things + // The effectiveMissCount is calculated by gaining a ratio for totalSuccessfulHits and increasing the misspenalty for shorter object counts lower than 1000, past 1000 is 1:1. + effectiveMissCount = Math.Max(1.0, 1000.0 / totalSuccessfulHits) * countMiss; + + double multiplier = 1.13; if (score.Mods.Any(m => m is ModHidden)) multiplier *= 1.075; @@ -55,6 +60,7 @@ namespace osu.Game.Rulesets.Taiko.Difficulty { Difficulty = difficultyValue, Accuracy = accuracyValue, + EffectiveMissCount = effectiveMissCount, Total = totalValue }; } @@ -66,18 +72,21 @@ namespace osu.Game.Rulesets.Taiko.Difficulty double lengthBonus = 1 + 0.1 * Math.Min(1.0, totalHits / 1500.0); difficultyValue *= lengthBonus; - difficultyValue *= Math.Pow(0.986, countMiss); + difficultyValue *= Math.Pow(0.986, effectiveMissCount); if (score.Mods.Any(m => m is ModEasy)) - difficultyValue *= 0.980; + difficultyValue *= 0.985; if (score.Mods.Any(m => m is ModHidden)) difficultyValue *= 1.025; + if (score.Mods.Any(m => m is ModHardRock)) + difficultyValue *= 1.050; + if (score.Mods.Any(m => m is ModFlashlight)) difficultyValue *= 1.05 * lengthBonus; - return difficultyValue * Math.Pow(score.Accuracy, 1.5); + return difficultyValue * Math.Pow(score.Accuracy, 2.0); } private double computeAccuracyValue(ScoreInfo score, TaikoDifficultyAttributes attributes) @@ -85,18 +94,20 @@ namespace osu.Game.Rulesets.Taiko.Difficulty if (attributes.GreatHitWindow <= 0) return 0; - double accuracyValue = Math.Pow(140.0 / attributes.GreatHitWindow, 1.1) * Math.Pow(score.Accuracy, 12.0) * 27; + double accuracyValue = Math.Pow(60.0 / attributes.GreatHitWindow, 1.1) * Math.Pow(score.Accuracy, 8.0) * Math.Pow(attributes.StarRating, 0.4) * 27.0; double lengthBonus = Math.Min(1.15, Math.Pow(totalHits / 1500.0, 0.3)); accuracyValue *= lengthBonus; - // Slight HDFL Bonus for accuracy. + // Slight HDFL Bonus for accuracy. A clamp is used to prevent against negative values if (score.Mods.Any(m => m is ModFlashlight) && score.Mods.Any(m => m is ModHidden)) - accuracyValue *= 1.10 * lengthBonus; + accuracyValue *= Math.Max(1.050, 1.075 * lengthBonus); return accuracyValue; } private int totalHits => countGreat + countOk + countMeh + countMiss; + + private int totalSuccessfulHits => countGreat + countOk + countMeh; } }