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Implement mono tl nerf for stamina, disable convert specific nerfs

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This commit is contained in:
vun 2022-09-30 09:10:56 +08:00
parent d84c956af9
commit 09a38fec94
3 changed files with 29 additions and 10 deletions
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25
osu.Game.Rulesets.Taiko/Difficulty/Evaluators/StaminaEvaluator.cs
View File

@ -24,6 +24,29 @@ namespace osu.Game.Rulesets.Taiko.Difficulty.Evaluators
return 30 / interval;
}
/// <summary>
/// Determines the number of fingers available to hit the current <see cref="TaikoDifficultyHitObject"/>.
/// Any mono notes that is more than 0.5s apart from note of the other colour will be considered to have more
/// than 2 fingers available, since players can move their hand over to hit the same key with multiple fingers.
/// </summary>
private static int availableFingersFor(TaikoDifficultyHitObject hitObject)
{
DifficultyHitObject? previousColourChange = hitObject.Colour.MonoStreak?.FirstHitObject.Previous(0);
DifficultyHitObject? nextColourChange = hitObject.Colour.MonoStreak?.LastHitObject.Next(0);
if (previousColourChange != null && hitObject.StartTime - previousColourChange.StartTime < 300)
{
return 2;
}
if (nextColourChange != null && nextColourChange.StartTime - hitObject.StartTime < 300)
{
return 2;
}
return 5;
}
/// <summary>
/// Evaluates the minimum mechanical stamina required to play the current object. This is calculated using the
/// maximum possible interval between two hits using the same key, by alternating 2 keys for each colour.
@ -37,7 +60,7 @@ namespace osu.Game.Rulesets.Taiko.Difficulty.Evaluators
// Find the previous hit object hit by the current key, which is two notes of the same colour prior.
TaikoDifficultyHitObject taikoCurrent = (TaikoDifficultyHitObject)current;
TaikoDifficultyHitObject? keyPrevious = taikoCurrent.PreviousMono(1);
TaikoDifficultyHitObject? keyPrevious = taikoCurrent.PreviousMono(availableFingersFor(taikoCurrent) - 1);
if (keyPrevious == null)
{

5
osu.Game.Rulesets.Taiko/Difficulty/Preprocessing/Colour/Data/MonoStreak.cs
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@ -33,6 +33,11 @@ namespace osu.Game.Rulesets.Taiko.Difficulty.Preprocessing.Colour.Data
/// </summary>
public TaikoDifficultyHitObject FirstHitObject => HitObjects[0];
/// <summary>
/// The last <see cref="TaikoDifficultyHitObject"/> in this <see cref="MonoStreak"/>.
/// </summary>
public TaikoDifficultyHitObject LastHitObject => HitObjects[^1];
/// <summary>
/// The hit type of all objects encoded within this <see cref="MonoStreak"/>
/// </summary>

9
osu.Game.Rulesets.Taiko/Difficulty/TaikoDifficultyCalculator.cs
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@ -83,15 +83,6 @@ namespace osu.Game.Rulesets.Taiko.Difficulty
double combinedRating = combined.DifficultyValue() * difficulty_multiplier;
double starRating = rescale(combinedRating * 1.4);
// TODO: This is temporary measure as we don't detect abuse of multiple-input playstyles of converts within the current system.
if (beatmap.BeatmapInfo.Ruleset.OnlineID == 0)
{
starRating *= 0.925;
// For maps with low colour variance and high stamina requirement, multiple inputs are more likely to be abused.
if (colourRating < 2 && staminaRating > 8)
starRating *= 0.80;
}
HitWindows hitWindows = new TaikoHitWindows();
hitWindows.SetDifficulty(beatmap.Difficulty.OverallDifficulty);