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osu-lazer/osu.Game/Beatmaps/DifficultyCalculator.cs
2017-10-19 14:05:11 +09:00

55 lines
1.6 KiB
C#

// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using osu.Game.Rulesets.Objects;
using System.Collections.Generic;
namespace osu.Game.Beatmaps
{
public abstract class DifficultyCalculator
{
protected double TimeRate = 1;
protected abstract double CalculateInternal(Dictionary<string, string> categoryDifficulty);
private void loadTiming()
{
// TODO: Handle mods
const int audio_rate = 100;
TimeRate = audio_rate / 100.0;
}
public double Calculate(Dictionary<string, string> categoryDifficulty = null)
{
loadTiming();
double difficulty = CalculateInternal(categoryDifficulty);
return difficulty;
}
}
public abstract class DifficultyCalculator<T> : DifficultyCalculator where T : HitObject
{
protected readonly Beatmap Beatmap;
protected List<T> Objects;
protected DifficultyCalculator(Beatmap beatmap)
{
Beatmap = beatmap;
Objects = CreateBeatmapConverter().Convert(beatmap).HitObjects;
foreach (var h in Objects)
h.ApplyDefaults(beatmap.ControlPointInfo, beatmap.BeatmapInfo.BaseDifficulty);
PreprocessHitObjects();
}
protected virtual void PreprocessHitObjects()
{
}
protected abstract BeatmapConverter<T> CreateBeatmapConverter();
}
}