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osu-lazer/osu.Game.Rulesets.Taiko.Tests/TestSceneScoring.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.
using System;
using System.Collections.Generic;
using System.Linq;
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using NUnit.Framework;
using osu.Framework.Bindables;
using osu.Game.Beatmaps;
using osu.Game.Rulesets.Judgements;
using osu.Game.Rulesets.Mods;
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using osu.Game.Rulesets.Scoring;
using osu.Game.Rulesets.Scoring.Legacy;
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using osu.Game.Rulesets.Taiko.Beatmaps;
using osu.Game.Rulesets.Taiko.Judgements;
using osu.Game.Rulesets.Taiko.Objects;
using osu.Game.Rulesets.Taiko.Scoring;
using osu.Game.Tests.Visual.Gameplay;
namespace osu.Game.Rulesets.Taiko.Tests
{
[TestFixture]
public partial class TestSceneScoring : ScoringTestScene
{
private Bindable<double> scoreMultiplier { get; } = new BindableDouble
{
Default = 4,
Value = 4
};
protected override IBeatmap CreateBeatmap(int maxCombo)
{
var beatmap = new TaikoBeatmap();
for (int i = 0; i < maxCombo; ++i)
beatmap.HitObjects.Add(new Hit());
return beatmap;
}
protected override IScoringAlgorithm CreateScoreV1(IReadOnlyList<Mod> selectedMods)
=> new ScoreV1(selectedMods)
{
ScoreMultiplier = { BindTarget = scoreMultiplier }
};
protected override IScoringAlgorithm CreateScoreV2(int maxCombo, IReadOnlyList<Mod> selectedMods)
=> new ScoreV2(maxCombo, selectedMods);
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protected override ProcessorBasedScoringAlgorithm CreateScoreAlgorithm(IBeatmap beatmap, ScoringMode mode, IReadOnlyList<Mod> selectedMods)
=> new TaikoProcessorBasedScoringAlgorithm(beatmap, mode, selectedMods);
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[Test]
public void TestBasicScenarios()
{
AddStep("set up score multiplier", () =>
{
scoreMultiplier.BindValueChanged(_ => Rerun());
});
AddStep("set max combo to 100", () => MaxCombo.Value = 100);
AddStep("set perfect score", () =>
{
NonPerfectLocations.Clear();
MissLocations.Clear();
});
AddStep("set score with misses", () =>
{
NonPerfectLocations.Clear();
MissLocations.Clear();
MissLocations.AddRange(new[] { 24d, 49 });
});
AddStep("set score with misses and OKs", () =>
{
NonPerfectLocations.Clear();
MissLocations.Clear();
NonPerfectLocations.AddRange(new[] { 9d, 19, 29, 39, 59, 69, 79, 89, 99 });
MissLocations.AddRange(new[] { 24d, 49 });
});
AddSliderStep("adjust score multiplier", 0, 10, (int)scoreMultiplier.Default, multiplier => scoreMultiplier.Value = multiplier);
}
private const int base_great = 300;
private const int base_ok = 150;
private class ScoreV1 : IScoringAlgorithm
{
private readonly double modMultiplier;
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private int currentCombo;
public ScoreV1(IReadOnlyList<Mod> selectedMods)
{
var ruleset = new TaikoRuleset();
modMultiplier = ruleset.CreateLegacyScoreSimulator().GetLegacyScoreMultiplier(selectedMods, new LegacyBeatmapConversionDifficultyInfo
{
SourceRuleset = ruleset.RulesetInfo
});
}
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public BindableDouble ScoreMultiplier { get; } = new BindableDouble();
public void ApplyHit() => applyHitV1(base_great);
public void ApplyNonPerfect() => applyHitV1(base_ok);
public void ApplyMiss() => applyHitV1(0);
private void applyHitV1(int baseScore)
{
if (baseScore == 0)
{
currentCombo = 0;
return;
}
TotalScore += baseScore;
// combo multiplier
// ReSharper disable once PossibleLossOfFraction
TotalScore += (int)((baseScore / 35) * 2 * (ScoreMultiplier.Value + 1) * modMultiplier) * (Math.Min(100, currentCombo) / 10);
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currentCombo++;
}
public long TotalScore { get; private set; }
}
private class ScoreV2 : IScoringAlgorithm
{
private int currentCombo;
private double comboPortion;
private double currentBaseScore;
private double maxBaseScore;
private int currentHits;
private readonly double modMultiplier;
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private readonly double comboPortionMax;
private readonly int maxCombo;
private const double combo_base = 4;
public ScoreV2(int maxCombo, IReadOnlyList<Mod> selectedMods)
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{
this.maxCombo = maxCombo;
var ruleset = new TaikoRuleset();
modMultiplier = ruleset.CreateLegacyScoreSimulator().GetLegacyScoreMultiplier(
selectedMods.Append(new ModScoreV2()).ToArray(),
new LegacyBeatmapConversionDifficultyInfo
{
SourceRuleset = ruleset.RulesetInfo
});
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for (int i = 0; i < this.maxCombo; i++)
ApplyHit();
comboPortionMax = comboPortion;
currentCombo = 0;
comboPortion = 0;
currentBaseScore = 0;
maxBaseScore = 0;
currentHits = 0;
}
public void ApplyHit() => applyHitV2(base_great);
public void ApplyNonPerfect() => applyHitV2(base_ok);
private void applyHitV2(int baseScore)
{
maxBaseScore += base_great;
currentBaseScore += baseScore;
currentHits++;
// `base_great` is INTENTIONALLY used above here instead of `baseScore`
// see `BaseHitValue` override in `ScoreChangeTaiko` on stable
comboPortion += base_great * Math.Min(Math.Max(0.5, Math.Log(++currentCombo, combo_base)), Math.Log(400, combo_base));
}
public void ApplyMiss()
{
currentHits++;
maxBaseScore += base_great;
currentCombo = 0;
}
public long TotalScore
{
get
{
double accuracy = currentBaseScore / maxBaseScore;
return (int)Math.Round
((
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250000 * comboPortion / comboPortionMax +
750000 * Math.Pow(accuracy, 3.6) * ((double)currentHits / maxCombo)
) * modMultiplier);
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}
}
}
private class TaikoProcessorBasedScoringAlgorithm : ProcessorBasedScoringAlgorithm
{
public TaikoProcessorBasedScoringAlgorithm(IBeatmap beatmap, ScoringMode mode, IReadOnlyList<Mod> selectedMods)
: base(beatmap, mode, selectedMods)
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{
}
protected override ScoreProcessor CreateScoreProcessor() => new TaikoScoreProcessor();
protected override JudgementResult CreatePerfectJudgementResult() => new JudgementResult(new Hit(), new TaikoJudgement()) { Type = HitResult.Great };
protected override JudgementResult CreateNonPerfectJudgementResult() => new JudgementResult(new Hit(), new TaikoJudgement()) { Type = HitResult.Ok };
protected override JudgementResult CreateMissJudgementResult() => new JudgementResult(new Hit(), new TaikoJudgement()) { Type = HitResult.Miss };
}
}
}