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Merge pull request #7 from TextAdventurer12/no-combo-scaling

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Fix adding a diffspike reducing PP
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apollo-dw 2024-05-11 13:23:55 +01:00 committed by GitHub
commit 1d19bd2e34
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1 changed files with 6 additions and 5 deletions
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osu.Game.Rulesets.Osu/Difficulty/Skills/OsuStrainSkill.cs
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@ -37,6 +37,7 @@ namespace osu.Game.Rulesets.Osu.Difficulty.Skills
protected virtual double DifficultyMultiplier => DEFAULT_DIFFICULTY_MULTIPLIER; protected virtual double DifficultyMultiplier => DEFAULT_DIFFICULTY_MULTIPLIER;
protected List<double> objectStrains = new List<double>(); protected List<double> objectStrains = new List<double>();
protected double difficulty;
protected OsuStrainSkill(Mod[] mods) protected OsuStrainSkill(Mod[] mods)
: base(mods) : base(mods)
@ -45,7 +46,7 @@ namespace osu.Game.Rulesets.Osu.Difficulty.Skills
public override double DifficultyValue() public override double DifficultyValue()
{ {
double difficulty = 0; difficulty = 0;
double weight = 1; double weight = 1;
// Sections with 0 strain are excluded to avoid worst-case time complexity of the following sort (e.g. /b/2351871). // Sections with 0 strain are excluded to avoid worst-case time complexity of the following sort (e.g. /b/2351871).
@ -78,9 +79,9 @@ namespace osu.Game.Rulesets.Osu.Difficulty.Skills
/// </summary> /// </summary>
public double CountDifficultStrains() public double CountDifficultStrains()
{ {
double topStrain = objectStrains.Max(); double consistentTopStrain = difficulty / 10; // What would the top strain be if all strain values were identical
// Use a weighted sum of all strains. Constants are arbitrary and give nice values
return objectStrains.Sum(s => Math.Pow(s / topStrain, 4)); return objectStrains.Sum(s => 1.1 / (1 + Math.Exp(-10 * (s / consistentTopStrain - 0.88))));
} }
} }
} }