osu/osu.Game.Rulesets.Mania/Scoring/ManiaScoreProcessor.cs

86 lines
2.9 KiB
C#

// 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;
using osu.Game.Beatmaps;
using osu.Game.Rulesets.Judgements;
using osu.Game.Rulesets.Mania.Objects;
using osu.Game.Rulesets.Objects;
using osu.Game.Rulesets.Scoring;
namespace osu.Game.Rulesets.Mania.Scoring
{
public partial class ManiaScoreProcessor : ScoreProcessor
{
private const double combo_base = 4;
public ManiaScoreProcessor()
: base(new ManiaRuleset())
{
}
protected override IEnumerable<HitObject> EnumerateHitObjects(IBeatmap beatmap)
=> base.EnumerateHitObjects(beatmap).Order(JudgementOrderComparer.DEFAULT);
protected override double ComputeTotalScore(double comboProgress, double accuracyProgress, double bonusPortion)
{
return 150000 * comboProgress
+ 850000 * Math.Pow(Accuracy.Value, 2 + 2 * Accuracy.Value) * accuracyProgress
+ bonusPortion;
}
protected override double GetComboScoreChange(JudgementResult result)
{
return getBaseComboScoreForResult(result.Type) * Math.Min(Math.Max(0.5, Math.Log(result.ComboAfterJudgement, combo_base)), Math.Log(400, combo_base));
}
public override int GetBaseScoreForResult(HitResult result)
{
switch (result)
{
case HitResult.Perfect:
return 305;
}
return base.GetBaseScoreForResult(result);
}
private int getBaseComboScoreForResult(HitResult result)
{
switch (result)
{
case HitResult.Perfect:
return 300;
}
return GetBaseScoreForResult(result);
}
private class JudgementOrderComparer : IComparer<HitObject>
{
public static readonly JudgementOrderComparer DEFAULT = new JudgementOrderComparer();
public int Compare(HitObject? x, HitObject? y)
{
if (ReferenceEquals(x, y)) return 0;
if (ReferenceEquals(x, null)) return -1;
if (ReferenceEquals(y, null)) return 1;
int result = x.GetEndTime().CompareTo(y.GetEndTime());
if (result != 0)
return result;
// due to the way input is handled in mania, notes take precedence over ticks in judging order.
if (x is Note && y is not Note) return -1;
if (x is not Note && y is Note) return 1;
return x is ManiaHitObject maniaX && y is ManiaHitObject maniaY
? maniaX.Column.CompareTo(maniaY.Column)
: 0;
}
}
}
}