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Add the [200 .. 300] bpm speed bonus

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smoogipoo 2018-12-18 09:51:49 +09:00
parent 00a4d60e89
commit e7da5b0400
1 changed files with 11 additions and 1 deletions
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12
osu.Game.Rulesets.Osu/Difficulty/Skills/Speed.cs
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@ -14,10 +14,20 @@ namespace osu.Game.Rulesets.Osu.Difficulty.Skills
protected override double SkillMultiplier => 1400; protected override double SkillMultiplier => 1400;
protected override double StrainDecayBase => 0.3; protected override double StrainDecayBase => 0.3;
private const double min_speed_bonus = 75; // ~200BPM
private const double max_speed_bonus = 45; // ~330BPM
private const double speed_balancing_factor = 40;
protected override double StrainValueOf(OsuDifficultyHitObject current) protected override double StrainValueOf(OsuDifficultyHitObject current)
{ {
double distance = Math.Min(SINGLE_SPACING_THRESHOLD, current.TravelDistance + current.JumpDistance); double distance = Math.Min(SINGLE_SPACING_THRESHOLD, current.TravelDistance + current.JumpDistance);
return (0.95 + Math.Pow(distance / SINGLE_SPACING_THRESHOLD, 4)) / current.StrainTime; double deltaTime = Math.Max(max_speed_bonus, current.DeltaTime);
double speedBonus = 1.0;
if (deltaTime < min_speed_bonus)
speedBonus = 1 + Math.Pow((min_speed_bonus - deltaTime) / speed_balancing_factor, 2);
return speedBonus * (0.95 + Math.Pow(distance / SINGLE_SPACING_THRESHOLD, 4)) / current.StrainTime;
} }
} }
} }