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This commit is contained in:
Dean Herbert 2023-06-13 05:20:29 +09:00
parent afb5a9243a
commit 3304e41a30
1 changed files with 17 additions and 13 deletions
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30
osu.Game/Database/StandardisedScoreMigrationTools.cs
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@ -27,12 +27,6 @@ namespace osu.Game.Database
HitResult maxRulesetJudgement = ruleset.GetHitResults().First().result; HitResult maxRulesetJudgement = ruleset.GetHitResults().First().result;
var maximumJudgements = score.MaximumStatistics
.Where(kvp => kvp.Key.AffectsCombo())
.OrderByDescending(kvp => Judgement.ToNumericResult(kvp.Key))
.SelectMany(kvp => Enumerable.Repeat(new FakeJudgement(kvp.Key), kvp.Value))
.ToList();
// This is a list of all results, ordered from best to worst. // This is a list of all results, ordered from best to worst.
// We are constructing a "best possible" score from the statistics provided because it's the best we can do. // We are constructing a "best possible" score from the statistics provided because it's the best we can do.
List<HitResult> sortedHits = score.Statistics List<HitResult> sortedHits = score.Statistics
@ -41,20 +35,29 @@ namespace osu.Game.Database
.SelectMany(kvp => Enumerable.Repeat(kvp.Key, kvp.Value)) .SelectMany(kvp => Enumerable.Repeat(kvp.Key, kvp.Value))
.ToList(); .ToList();
// Attempt to use maximum statistics from the database.
var maximumJudgements = score.MaximumStatistics
.Where(kvp => kvp.Key.AffectsCombo())
.OrderByDescending(kvp => Judgement.ToNumericResult(kvp.Key))
.SelectMany(kvp => Enumerable.Repeat(new FakeJudgement(kvp.Key), kvp.Value))
.ToList();
// Some older scores may not have maximum statistics populated correctly.
// In this case we need to fill them with best-known-defaults.
if (maximumJudgements.Count != sortedHits.Count) if (maximumJudgements.Count != sortedHits.Count)
{ {
// Older scores may not have maximum judgements populated correctly.
// In this case we need to fill them.
maximumJudgements = sortedHits maximumJudgements = sortedHits
.Select(r => new FakeJudgement(getMaxJudgementFor(r, maxRulesetJudgement))) .Select(r => new FakeJudgement(getMaxJudgementFor(r, maxRulesetJudgement)))
.ToList(); .ToList();
} }
// This is required to get the correct maximum combo portion.
foreach (var judgement in maximumJudgements) foreach (var judgement in maximumJudgements)
beatmap.HitObjects.Add(new FakeHit(judgement)); beatmap.HitObjects.Add(new FakeHit(judgement));
processor.ApplyBeatmap(beatmap); processor.ApplyBeatmap(beatmap);
// Insert all misses into a queue.
// These will be nibbled at whenever we need to reset the combo.
Queue<HitResult> misses = new Queue<HitResult>(score.Statistics Queue<HitResult> misses = new Queue<HitResult>(score.Statistics
.Where(kvp => kvp.Key == HitResult.Miss || kvp.Key == HitResult.LargeTickMiss) .Where(kvp => kvp.Key == HitResult.Miss || kvp.Key == HitResult.LargeTickMiss)
.SelectMany(kvp => Enumerable.Repeat(kvp.Key, kvp.Value))); .SelectMany(kvp => Enumerable.Repeat(kvp.Key, kvp.Value)));
@ -63,7 +66,7 @@ namespace osu.Game.Database
foreach (var result in sortedHits) foreach (var result in sortedHits)
{ {
// misses are handled from the queue. // For the main part of this loop, ignore all misses, as they will be inserted from the queue.
if (result == HitResult.Miss || result == HitResult.LargeTickMiss) if (result == HitResult.Miss || result == HitResult.LargeTickMiss)
continue; continue;
@ -78,7 +81,8 @@ namespace osu.Game.Database
} }
else else
{ {
// worst case scenario, insert a miss. // We ran out of misses. But we can't let max combo increase beyond the known value,
// so let's forge a miss.
processor.ApplyResult(new JudgementResult(null!, new FakeJudgement(getMaxJudgementFor(HitResult.Miss, maxRulesetJudgement))) processor.ApplyResult(new JudgementResult(null!, new FakeJudgement(getMaxJudgementFor(HitResult.Miss, maxRulesetJudgement)))
{ {
Type = HitResult.Miss, Type = HitResult.Miss,
@ -169,9 +173,9 @@ namespace osu.Game.Database
{ {
public override HitResult MaxResult { get; } public override HitResult MaxResult { get; }
public FakeJudgement(HitResult result) public FakeJudgement(HitResult maxResult)
{ {
MaxResult = result; MaxResult = maxResult;
} }
} }
} }