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Code Issues Releases Wiki Activity

Restore star difficulty calculation

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This commit is contained in:
smoogipoo 2018-05-07 12:25:21 +09:00
parent 268c14813b
commit ad2c2a5fe6
1 changed files with 29 additions and 2 deletions
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31
osu.Game/Beatmaps/BeatmapManager.cs
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@ -9,7 +9,9 @@ using System.Linq.Expressions;
using System.Threading.Tasks;
using Microsoft.EntityFrameworkCore;
using osu.Framework.Audio;
using osu.Framework.Audio.Track;
using osu.Framework.Extensions;
using osu.Framework.Graphics.Textures;
using osu.Framework.Logging;
using osu.Framework.Platform;
using osu.Game.Beatmaps.Formats;
@ -341,9 +343,16 @@ namespace osu.Game.Beatmaps
RulesetInfo ruleset = rulesets.GetRuleset(beatmap.BeatmapInfo.RulesetID);
// TODO: this should be done in a better place once we actually need to dynamically update it.
beatmap.BeatmapInfo.Ruleset = ruleset;
beatmap.BeatmapInfo.StarDifficulty = ruleset?.CreateInstance()?.CreateDifficultyCalculator(beatmap).Calculate() ?? 0;
if (ruleset != null)
{
// TODO: this should be done in a better place once we actually need to dynamically update it.
var converted = new DummyConversionBeatmap(beatmap).GetPlayableBeatmap(ruleset);
beatmap.BeatmapInfo.StarDifficulty = ruleset.CreateInstance().CreateDifficultyCalculator(converted).Calculate();
}
else
beatmap.BeatmapInfo.StarDifficulty = 0;
beatmapInfos.Add(beatmap.BeatmapInfo);
}
@ -351,5 +360,23 @@ namespace osu.Game.Beatmaps
return beatmapInfos;
}
/// <summary>
/// A dummy WorkingBeatmap for the purpose of retrieving a beatmap for star difficulty calculation.
/// </summary>
private class DummyConversionBeatmap : WorkingBeatmap
{
private readonly IBeatmap beatmap;
public DummyConversionBeatmap(IBeatmap beatmap)
: base(beatmap.BeatmapInfo)
{
this.beatmap = beatmap;
}
protected override IBeatmap GetBeatmap() => beatmap;
protected override Texture GetBackground() => null;
protected override Track GetTrack() => null;
}
}
}