mirror of https://github.com/ppy/osu
43 lines
1.3 KiB
C#
43 lines
1.3 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// 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 System.Linq;
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using osu.Framework.Audio.Track;
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using osu.Framework.Extensions.IEnumerableExtensions;
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using osu.Game.Rulesets.Mods;
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using osu.Game.Scoring;
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namespace osu.Game.Rulesets.Difficulty
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{
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public abstract class PerformanceCalculator
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{
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protected readonly DifficultyAttributes Attributes;
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protected readonly Ruleset Ruleset;
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protected readonly ScoreInfo Score;
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protected double TimeRate { get; private set; } = 1;
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protected PerformanceCalculator(Ruleset ruleset, DifficultyAttributes attributes, ScoreInfo score)
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{
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Ruleset = ruleset;
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Score = score;
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Attributes = attributes ?? throw new ArgumentNullException(nameof(attributes));
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ApplyMods(score.Mods);
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}
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protected virtual void ApplyMods(Mod[] mods)
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{
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var track = new TrackVirtual(10000);
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mods.OfType<IApplicableToTrack>().ForEach(m => m.ApplyToTrack(track));
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TimeRate = track.Rate;
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}
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public abstract double Calculate(Dictionary<string, double> categoryDifficulty = null);
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}
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}
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