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Code Issues Releases Wiki Activity

Handle control point flattening of nested hit objects

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This commit is contained in:
Dean Herbert 2021-09-10 16:51:10 +09:00
parent cd227213e6
commit 943e0d49f7
1 changed files with 35 additions and 18 deletions
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53
osu.Game/Beatmaps/Formats/LegacyBeatmapEncoder.cs
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@ -184,24 +184,8 @@ namespace osu.Game.Beatmaps.Formats
// iterate over hitobjects and pull out all required sample and difficulty changes
foreach (var h in beatmap.HitObjects)
{
if (isOsuRuleset)
{
var hDifficultyPoint = h.DifficultyControlPoint;
if (!hDifficultyPoint.IsRedundant(lastRelevantDifficultyPoint))
{
legacyControlPoints.Add(hDifficultyPoint.Time, hDifficultyPoint);
lastRelevantDifficultyPoint = hDifficultyPoint;
}
}
var hSamplePoint = h.SampleControlPoint;
if (!hSamplePoint.IsRedundant(lastRelevantSamplePoint))
{
legacyControlPoints.Add(hSamplePoint.Time, hSamplePoint);
lastRelevantSamplePoint = hSamplePoint;
}
extractDifficultyControlPoints(h);
extractSampleControlPoints(h);
}
// handle scroll speed, which is stored as "slider velocity" in legacy formats.
@ -254,6 +238,39 @@ namespace osu.Game.Beatmaps.Formats
writer.Write(FormattableString.Invariant($"{(int)effectFlags}"));
writer.WriteLine();
}
void extractDifficultyControlPoints(HitObject hitObject)
{
if (!isOsuRuleset)
return;
var hDifficultyPoint = hitObject.DifficultyControlPoint;
if (!hDifficultyPoint.IsRedundant(lastRelevantDifficultyPoint))
{
legacyControlPoints.Add(hDifficultyPoint.Time, hDifficultyPoint);
lastRelevantDifficultyPoint = hDifficultyPoint;
}
foreach (var nested in hitObject.NestedHitObjects)
extractDifficultyControlPoints(nested);
}
void extractSampleControlPoints(HitObject hitObject)
{
// process nested objects first as these use EndTime for legacy storage.
foreach (var nested in hitObject.NestedHitObjects)
extractSampleControlPoints(nested);
var hSamplePoint = hitObject.SampleControlPoint;
if (!hSamplePoint.IsRedundant(lastRelevantSamplePoint))
{
legacyControlPoints.Add(hSamplePoint.Time, hSamplePoint);
lastRelevantSamplePoint = hSamplePoint;
}
}
}
private void handleColours(TextWriter writer)