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penalized 1/1->1/2->1/4 rhythm transitions

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This commit is contained in:
Xexxar 2021-08-21 17:23:17 +00:00
parent a46ae855aa
commit 270f497af8
1 changed files with 9 additions and 3 deletions
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12
osu.Game.Rulesets.Osu/Difficulty/Skills/Speed.cs
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@ -20,7 +20,7 @@ namespace osu.Game.Rulesets.Osu.Difficulty.Skills
private const double pi_over_4 = Math.PI / 4;
private const double pi_over_2 = Math.PI / 2;
private const double rhythm_multiplier = 2.0;
private const double rhythm_multiplier = 2.5;
private const int history_time_max = 3000; // 3 seconds of calculatingRhythmBonus max.
private double skillMultiplier => 1375;
@ -58,12 +58,13 @@ namespace osu.Game.Rulesets.Osu.Difficulty.Skills
return 0;
int previousIslandSize = -1;
int prevPreviousIslandSize = -1;
double rhythmComplexitySum = 0;
int islandSize = 0;
bool firstDeltaSwitch = false;
for (int i = Previous.Count - 1; i > 0; i--)
for (int i = Previous.Count - 2; i > 0; i--)
{
double currHistoricalDecay = Math.Max(0, (history_time_max - (current.StartTime - Previous[i - 1].StartTime))) / history_time_max; // scales note 0 to 1 from history to now
@ -73,6 +74,7 @@ namespace osu.Game.Rulesets.Osu.Difficulty.Skills
double currDelta = ((OsuDifficultyHitObject)Previous[i - 1]).StrainTime;
double prevDelta = ((OsuDifficultyHitObject)Previous[i]).StrainTime;
double prevPrevDelta = ((OsuDifficultyHitObject)Previous[i + 1]).StrainTime;
double effectiveRatio = Math.Min(prevDelta, currDelta) / Math.Max(prevDelta, currDelta);
if (effectiveRatio > 0.5)
@ -98,12 +100,16 @@ namespace osu.Game.Rulesets.Osu.Difficulty.Skills
if (Previous[i].BaseObject is Slider) // bpm change was from a slider, this is easier typically than circle -> circle
effectiveRatio *= 0.5;
if (previousIslandSize == islandSize) // repeated island size (ex: triplet -> triplet)
if (prevPreviousIslandSize % 2 == islandSize % 2) // repeated island size (ex: triplet -> triplet)
effectiveRatio *= 0.25;
if (prevPrevDelta > prevDelta + 10 && prevDelta > currDelta + 10) // previous increase happened a note ago, 1/1->1/2-1/4, dont want to buff this.
effectiveRatio *= 0.125;
rhythmComplexitySum += effectiveRatio;
previousIslandSize = islandSize; // log the last island size.
prevPreviousIslandSize = previousIslandSize; // yep
if (prevDelta * 1.25 < currDelta) // we're slowing down, stop counting
firstDeltaSwitch = false; // if we're speeding up, this stays true and we keep counting island size.