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Fix ConversionDifficulty never actually being calculated

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smoogipoo
2018-03-05 20:14:06 +09:00
parent 675c7d0dfd
commit 356d353cea
5 changed files with 34 additions and 23 deletions
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27
osu.Game.Rulesets.Mania/Beatmaps/Patterns/Legacy/PatternGenerator.cs
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@ -25,14 +25,20 @@ namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
/// </summary>
protected readonly FastRandom Random;
protected PatternGenerator(FastRandom random, HitObject hitObject, ManiaBeatmap beatmap, Pattern previousPattern)
/// <summary>
/// The beatmap which <see cref="HitObject"/> is being converted from.
/// </summary>
protected readonly Beatmap OriginalBeatmap;
protected PatternGenerator(FastRandom random, HitObject hitObject, ManiaBeatmap beatmap, Pattern previousPattern, Beatmap originalBeatmap)
: base(hitObject, beatmap, previousPattern)
{
if (random == null) throw new ArgumentNullException(nameof(random));
if (beatmap == null) throw new ArgumentNullException(nameof(beatmap));
if (previousPattern == null) throw new ArgumentNullException(nameof(previousPattern));
if (originalBeatmap == null) throw new ArgumentNullException(nameof(originalBeatmap));
Random = random;
OriginalBeatmap = originalBeatmap;
RandomStart = TotalColumns == 8 ? 1 : 0;
}
@ -94,17 +100,20 @@ namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
if (conversionDifficulty != null)
return conversionDifficulty.Value;
HitObject lastObject = Beatmap.HitObjects.LastOrDefault();
HitObject firstObject = Beatmap.HitObjects.FirstOrDefault();
HitObject lastObject = OriginalBeatmap.HitObjects.LastOrDefault();
HitObject firstObject = OriginalBeatmap.HitObjects.FirstOrDefault();
double drainTime = (lastObject?.StartTime ?? 0) - (firstObject?.StartTime ?? 0);
drainTime -= Beatmap.TotalBreakTime;
drainTime -= OriginalBeatmap.TotalBreakTime;
if (drainTime == 0)
drainTime = 10000;
drainTime = 10000000;
BeatmapDifficulty difficulty = Beatmap.BeatmapInfo.BaseDifficulty;
conversionDifficulty = ((difficulty.DrainRate + MathHelper.Clamp(difficulty.ApproachRate, 4, 7)) / 1.5 + Beatmap.HitObjects.Count / drainTime * 9f) / 38f * 5f / 1.15;
// We need this in seconds
drainTime /= 1000;
BeatmapDifficulty difficulty = OriginalBeatmap.BeatmapInfo.BaseDifficulty;
conversionDifficulty = ((difficulty.DrainRate + MathHelper.Clamp(difficulty.ApproachRate, 4, 7)) / 1.5 + OriginalBeatmap.HitObjects.Count / drainTime * 9f) / 38f * 5f / 1.15;
conversionDifficulty = Math.Min(conversionDifficulty.Value, 12);
return conversionDifficulty.Value;