osu/osu.Game.Rulesets.Catch/Scoring/CatchScoreProcessor.cs

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// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
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using System;
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using System.Collections.Generic;
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using osu.Game.Rulesets.Judgements;
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using osu.Game.Rulesets.Scoring;
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using osu.Game.Scoring;
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namespace osu.Game.Rulesets.Catch.Scoring
{
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public partial class CatchScoreProcessor : ScoreProcessor
{
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private const double accuracy_cutoff_x = 1;
private const double accuracy_cutoff_s = 0.98;
private const double accuracy_cutoff_a = 0.94;
private const double accuracy_cutoff_b = 0.9;
private const double accuracy_cutoff_c = 0.85;
private const double accuracy_cutoff_d = 0;
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private const int combo_cap = 200;
private const double combo_base = 4;
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private double fruitTinyScale;
public CatchScoreProcessor()
: base(new CatchRuleset())
{
}
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protected override void Reset(bool storeResults)
{
base.Reset(storeResults);
// large ticks are *purposefully* not counted to match stable
int fruitTinyScaleDivisor = MaximumResultCounts.GetValueOrDefault(HitResult.SmallTickHit) + MaximumResultCounts.GetValueOrDefault(HitResult.Great);
fruitTinyScale = fruitTinyScaleDivisor == 0
? 0
: (double)MaximumResultCounts.GetValueOrDefault(HitResult.SmallTickHit) / fruitTinyScaleDivisor;
}
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protected override double ComputeTotalScore(double comboProgress, double accuracyProgress, double bonusPortion)
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{
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const int max_tiny_droplets_portion = 400000;
double comboPortion = 1000000 - max_tiny_droplets_portion + max_tiny_droplets_portion * (1 - fruitTinyScale);
double dropletsPortion = max_tiny_droplets_portion * fruitTinyScale;
double dropletsHit = MaximumResultCounts.GetValueOrDefault(HitResult.SmallTickHit) == 0
? 0
: (double)ScoreResultCounts.GetValueOrDefault(HitResult.SmallTickHit) / MaximumResultCounts.GetValueOrDefault(HitResult.SmallTickHit);
return comboPortion * comboProgress
+ dropletsPortion * dropletsHit
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+ bonusPortion;
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}
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public override int GetBaseScoreForResult(HitResult result)
{
switch (result)
{
// dirty hack to emulate accuracy on stable weighting every object equally in accuracy portion
case HitResult.Great:
case HitResult.LargeTickHit:
case HitResult.SmallTickHit:
return 300;
case HitResult.LargeBonus:
return 200;
}
return base.GetBaseScoreForResult(result);
}
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protected override double GetComboScoreChange(JudgementResult result)
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{
double baseIncrease = 0;
switch (result.Type)
{
case HitResult.Great:
baseIncrease = 300;
break;
case HitResult.LargeTickHit:
baseIncrease = 100;
break;
}
return baseIncrease * Math.Min(Math.Max(0.5, Math.Log(result.ComboAfterJudgement, combo_base)), Math.Log(combo_cap, combo_base));
}
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public override ScoreRank RankFromScore(double accuracy, IReadOnlyDictionary<HitResult, int> results)
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{
if (accuracy == accuracy_cutoff_x)
return ScoreRank.X;
if (accuracy >= accuracy_cutoff_s)
return ScoreRank.S;
if (accuracy >= accuracy_cutoff_a)
return ScoreRank.A;
if (accuracy >= accuracy_cutoff_b)
return ScoreRank.B;
if (accuracy >= accuracy_cutoff_c)
return ScoreRank.C;
return ScoreRank.D;
}
public override double AccuracyCutoffFromRank(ScoreRank rank)
{
switch (rank)
{
case ScoreRank.X:
case ScoreRank.XH:
return accuracy_cutoff_x;
case ScoreRank.S:
case ScoreRank.SH:
return accuracy_cutoff_s;
case ScoreRank.A:
return accuracy_cutoff_a;
case ScoreRank.B:
return accuracy_cutoff_b;
case ScoreRank.C:
return accuracy_cutoff_c;
case ScoreRank.D:
return accuracy_cutoff_d;
default:
throw new ArgumentOutOfRangeException(nameof(rank), rank, null);
}
}
}
}