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Set StarDifficulty to -1 for invalid beatmaps

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The StarDifficulty calculation in a BeatmapGroup would not properly deal
with Beatmaps that cannot be loaded and thus cause a
NullReferenceException when trying to work with them, instead of
assigning a StarDifficulty of -1 to signify that the map is invalid.
This commit is contained in:
default0
2017-02-26 21:34:27 +01:00
parent 8d91519d59
commit 0d1dec665a
2 changed files with 2 additions and 2 deletions
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2
osu.Game/Beatmaps/Drawables/BeatmapGroup.cs
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@ -64,7 +64,7 @@ namespace osu.Game.Beatmaps.Drawables
BeatmapSet = beatmapSet;
WorkingBeatmap beatmap = database.GetWorkingBeatmap(BeatmapSet.Beatmaps.FirstOrDefault());
foreach (var b in BeatmapSet.Beatmaps)
b.StarDifficulty = (float)database.GetWorkingBeatmap(b).Beatmap.CalculateStarDifficulty();
b.StarDifficulty = (float)(database.GetWorkingBeatmap(b).Beatmap?.CalculateStarDifficulty() ?? -1f);
Header = new BeatmapSetHeader(beatmap)
{