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Softly-handle infinite loops in mania beatmap conversion

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smoogipoo
2018-08-14 16:40:17 +09:00
parent da01501a1c
commit 2019a89a08
4 changed files with 57 additions and 12 deletions
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37
osu.Game.Rulesets.Mania/Beatmaps/Patterns/Legacy/DistanceObjectPatternGenerator.cs
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@ -176,16 +176,23 @@ namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
int nextColumn = Random.Next(RandomStart, TotalColumns);
for (int i = 0; i < Math.Min(usableColumns, noteCount); i++)
{
while (pattern.ColumnHasObject(nextColumn) || PreviousPattern.ColumnHasObject(nextColumn)) //find available column
// Find available column
RunWhile(() => pattern.ColumnHasObject(nextColumn) || PreviousPattern.ColumnHasObject(nextColumn), () =>
{
nextColumn = Random.Next(RandomStart, TotalColumns);
});
addToPattern(pattern, nextColumn, startTime, EndTime);
}
// This is can't be combined with the above loop due to RNG
for (int i = 0; i < noteCount - usableColumns; i++)
{
while (pattern.ColumnHasObject(nextColumn))
RunWhile(() => pattern.ColumnHasObject(nextColumn), () =>
{
nextColumn = Random.Next(RandomStart, TotalColumns);
});
addToPattern(pattern, nextColumn, startTime, EndTime);
}
@ -211,16 +218,21 @@ namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
int nextColumn = GetColumn((HitObject as IHasXPosition)?.X ?? 0, true);
if (convertType.HasFlag(PatternType.ForceNotStack) && PreviousPattern.ColumnWithObjects < TotalColumns)
{
while (PreviousPattern.ColumnHasObject(nextColumn))
RunWhile(() => PreviousPattern.ColumnHasObject(nextColumn), () =>
{
nextColumn = Random.Next(RandomStart, TotalColumns);
});
}
int lastColumn = nextColumn;
for (int i = 0; i < noteCount; i++)
{
addToPattern(pattern, nextColumn, startTime, startTime);
while (nextColumn == lastColumn)
RunWhile(() => nextColumn == lastColumn, () =>
{
nextColumn = Random.Next(RandomStart, TotalColumns);
});
lastColumn = nextColumn;
startTime += SegmentDuration;
@ -393,14 +405,18 @@ namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
int nextColumn = GetColumn((HitObject as IHasXPosition)?.X ?? 0, true);
if (convertType.HasFlag(PatternType.ForceNotStack) && PreviousPattern.ColumnWithObjects < TotalColumns)
{
while (PreviousPattern.ColumnHasObject(nextColumn))
RunWhile(() => PreviousPattern.ColumnHasObject(nextColumn), () =>
{
nextColumn = Random.Next(RandomStart, TotalColumns);
});
}
for (int i = 0; i < columnRepeat; i++)
{
while (pattern.ColumnHasObject(nextColumn))
RunWhile(() => pattern.ColumnHasObject(nextColumn), () =>
{
nextColumn = Random.Next(RandomStart, TotalColumns);
});
addToPattern(pattern, nextColumn, startTime, EndTime);
startTime += SegmentDuration;
@ -427,8 +443,10 @@ namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
int holdColumn = GetColumn((HitObject as IHasXPosition)?.X ?? 0, true);
if (convertType.HasFlag(PatternType.ForceNotStack) && PreviousPattern.ColumnWithObjects < TotalColumns)
{
while (PreviousPattern.ColumnHasObject(holdColumn))
RunWhile(() => PreviousPattern.ColumnHasObject(holdColumn), () =>
{
holdColumn = Random.Next(RandomStart, TotalColumns);
});
}
// Create the hold note
@ -455,8 +473,11 @@ namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
{
for (int j = 0; j < noteCount; j++)
{
while (rowPattern.ColumnHasObject(nextColumn) || nextColumn == holdColumn)
RunWhile(() => rowPattern.ColumnHasObject(nextColumn) || nextColumn == holdColumn, () =>
{
nextColumn = Random.Next(RandomStart, TotalColumns);
});
addToPattern(rowPattern, nextColumn, startTime, startTime);
}
}