2017-02-19 16:41:51 +00:00
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// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
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// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
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2017-04-18 07:05:58 +00:00
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using osu.Game.Rulesets.Objects;
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2017-02-19 16:41:51 +00:00
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using System.Collections.Generic;
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2017-11-16 11:06:32 +00:00
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using osu.Game.Rulesets.Mods;
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using osu.Framework.Timing;
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using System.Linq;
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using osu.Framework.Extensions.IEnumerableExtensions;
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2017-02-19 16:41:51 +00:00
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namespace osu.Game.Beatmaps
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{
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public abstract class DifficultyCalculator
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{
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protected double TimeRate = 1;
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2017-11-16 11:06:32 +00:00
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public abstract double Calculate(Dictionary<string, string> categoryDifficulty = null);
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2017-02-19 16:41:51 +00:00
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}
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public abstract class DifficultyCalculator<T> : DifficultyCalculator where T : HitObject
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{
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2017-08-22 04:34:58 +00:00
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protected readonly Beatmap Beatmap;
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2017-11-16 11:06:32 +00:00
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protected readonly Mod[] Mods;
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2017-08-22 04:34:58 +00:00
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2017-02-19 16:41:51 +00:00
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protected List<T> Objects;
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2017-03-07 01:59:19 +00:00
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protected DifficultyCalculator(Beatmap beatmap)
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2017-11-16 11:06:32 +00:00
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: this(beatmap, null)
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{
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}
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protected DifficultyCalculator(Beatmap beatmap, Mod[] mods)
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2017-02-19 16:41:51 +00:00
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{
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Beatmap = beatmap;
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2017-11-16 11:06:32 +00:00
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Mods = mods ?? new Mod[0];
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2017-08-22 04:34:58 +00:00
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Objects = CreateBeatmapConverter().Convert(beatmap).HitObjects;
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2017-04-26 06:50:08 +00:00
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foreach (var h in Objects)
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2017-10-19 05:05:11 +00:00
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h.ApplyDefaults(beatmap.ControlPointInfo, beatmap.BeatmapInfo.BaseDifficulty);
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2017-04-26 06:50:08 +00:00
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2017-11-16 11:06:32 +00:00
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ApplyMods(mods);
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2017-02-19 16:41:51 +00:00
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PreprocessHitObjects();
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}
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2017-11-16 11:06:32 +00:00
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protected virtual void ApplyMods(Mod[] mods)
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{
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var clock = new StopwatchClock();
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mods.OfType<IApplicableToClock>().ForEach(m => m.ApplyToClock(clock));
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TimeRate = clock.Rate;
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}
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2017-02-19 16:41:51 +00:00
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protected virtual void PreprocessHitObjects()
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{
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}
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2017-03-12 05:32:50 +00:00
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2017-04-18 00:38:52 +00:00
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protected abstract BeatmapConverter<T> CreateBeatmapConverter();
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2017-02-19 16:41:51 +00:00
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}
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}
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