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Code Issues Releases Wiki Activity

Store all linked cancellation tokens

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This commit is contained in:
smoogipoo 2020-07-28 16:52:07 +09:00
parent 1ff3b20a5e
commit ff3cb6487d
1 changed files with 28 additions and 5 deletions
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33
osu.Game/Beatmaps/BeatmapDifficultyManager.cs
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@ -109,25 +109,42 @@ namespace osu.Game.Beatmaps
}
private CancellationTokenSource trackedUpdateCancellationSource;
private readonly List<CancellationTokenSource> linkedCancellationSources = new List<CancellationTokenSource>();
/// <summary>
/// Updates all tracked <see cref="BindableStarDifficulty"/> using the current ruleset and mods.
/// </summary>
private void updateTrackedBindables()
{
trackedUpdateCancellationSource?.Cancel();
cancelTrackedBindableUpdate();
trackedUpdateCancellationSource = new CancellationTokenSource();
foreach (var b in trackedBindables)
{
if (trackedUpdateCancellationSource.IsCancellationRequested)
break;
var linkedSource = CancellationTokenSource.CreateLinkedTokenSource(trackedUpdateCancellationSource.Token, b.CancellationToken);
linkedCancellationSources.Add(linkedSource);
using (var linkedSource = CancellationTokenSource.CreateLinkedTokenSource(trackedUpdateCancellationSource.Token, b.CancellationToken))
updateBindable(b, currentRuleset.Value, currentMods.Value, linkedSource.Token);
updateBindable(b, currentRuleset.Value, currentMods.Value, linkedSource.Token);
}
}
/// <summary>
/// Cancels the existing update of all tracked <see cref="BindableStarDifficulty"/> via <see cref="updateTrackedBindables"/>.
/// </summary>
private void cancelTrackedBindableUpdate()
{
trackedUpdateCancellationSource?.Cancel();
trackedUpdateCancellationSource = null;
foreach (var c in linkedCancellationSources)
{
c.Cancel();
c.Dispose();
}
linkedCancellationSources.Clear();
}
/// <summary>
/// Updates the value of a <see cref="BindableStarDifficulty"/> with a given ruleset + mods.
/// </summary>
@ -220,6 +237,12 @@ namespace osu.Game.Beatmaps
return difficultyCache.TryGetValue(key, out existingDifficulty);
}
protected override void Dispose(bool isDisposing)
{
base.Dispose(isDisposing);
cancelTrackedBindableUpdate();
}
private readonly struct DifficultyCacheLookup : IEquatable<DifficultyCacheLookup>
{
public readonly int BeatmapId;