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Merge pull request #9033 from smoogipoo/applydefaults-cancellation

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Add cancellation token support to CreateNestedHitObjects()
This commit is contained in:
Dean Herbert
2020-05-26 12:04:06 +09:00
committed by GitHub
parent 98f3d790df 6f4cd6111c
commit 0cc6d6d97c
12 changed files with 85 additions and 37 deletions
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16
osu.Game/Rulesets/Objects/HitObject.cs
View File

@ -4,6 +4,7 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
using JetBrains.Annotations;
using Newtonsoft.Json;
using osu.Framework.Bindables;
@ -99,7 +100,8 @@ namespace osu.Game.Rulesets.Objects
/// </summary>
/// <param name="controlPointInfo">The control points.</param>
/// <param name="difficulty">The difficulty settings to use.</param>
public void ApplyDefaults(ControlPointInfo controlPointInfo, BeatmapDifficulty difficulty)
/// <param name="cancellationToken">The cancellation token.</param>
public void ApplyDefaults(ControlPointInfo controlPointInfo, BeatmapDifficulty difficulty, CancellationToken cancellationToken = default)
{
ApplyDefaultsToSelf(controlPointInfo, difficulty);
@ -108,7 +110,7 @@ namespace osu.Game.Rulesets.Objects
nestedHitObjects.Clear();
CreateNestedHitObjects();
CreateNestedHitObjects(cancellationToken);
if (this is IHasComboInformation hasCombo)
{
@ -122,7 +124,7 @@ namespace osu.Game.Rulesets.Objects
nestedHitObjects.Sort((h1, h2) => h1.StartTime.CompareTo(h2.StartTime));
foreach (var h in nestedHitObjects)
h.ApplyDefaults(controlPointInfo, difficulty);
h.ApplyDefaults(controlPointInfo, difficulty, cancellationToken);
DefaultsApplied?.Invoke(this);
}
@ -136,6 +138,14 @@ namespace osu.Game.Rulesets.Objects
HitWindows?.SetDifficulty(difficulty.OverallDifficulty);
}
protected virtual void CreateNestedHitObjects(CancellationToken cancellationToken)
{
// ReSharper disable once MethodSupportsCancellation (https://youtrack.jetbrains.com/issue/RIDER-44520)
#pragma warning disable 618
CreateNestedHitObjects();
#pragma warning restore 618
}
protected virtual void CreateNestedHitObjects()
{
}

16
osu.Game/Rulesets/Objects/SliderEventGenerator.cs
View File

@ -4,13 +4,22 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
namespace osu.Game.Rulesets.Objects
{
public static class SliderEventGenerator
{
[Obsolete("Use the overload with cancellation support instead.")] // can be removed 20201115
public static IEnumerable<SliderEventDescriptor> Generate(double startTime, double spanDuration, double velocity, double tickDistance, double totalDistance, int spanCount,
double? legacyLastTickOffset)
{
return Generate(startTime, spanDuration, velocity, tickDistance, totalDistance, spanCount, legacyLastTickOffset, default);
}
// ReSharper disable once MethodOverloadWithOptionalParameter
public static IEnumerable<SliderEventDescriptor> Generate(double startTime, double spanDuration, double velocity, double tickDistance, double totalDistance, int spanCount,
double? legacyLastTickOffset, CancellationToken cancellationToken = default)
{
// A very lenient maximum length of a slider for ticks to be generated.
// This exists for edge cases such as /b/1573664 where the beatmap has been edited by the user, and should never be reached in normal usage.
@ -37,7 +46,7 @@ namespace osu.Game.Rulesets.Objects
var spanStartTime = startTime + span * spanDuration;
var reversed = span % 2 == 1;
var ticks = generateTicks(span, spanStartTime, spanDuration, reversed, length, tickDistance, minDistanceFromEnd);
var ticks = generateTicks(span, spanStartTime, spanDuration, reversed, length, tickDistance, minDistanceFromEnd, cancellationToken);
if (reversed)
{
@ -108,12 +117,15 @@ namespace osu.Game.Rulesets.Objects
/// <param name="length">The length of the path.</param>
/// <param name="tickDistance">The distance between each tick.</param>
/// <param name="minDistanceFromEnd">The distance from the end of the path at which ticks are not allowed to be added.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>A <see cref="SliderEventDescriptor"/> for each tick. If <paramref name="reversed"/> is true, the ticks will be returned in reverse-StartTime order.</returns>
private static IEnumerable<SliderEventDescriptor> generateTicks(int spanIndex, double spanStartTime, double spanDuration, bool reversed, double length, double tickDistance,
double minDistanceFromEnd)
double minDistanceFromEnd, CancellationToken cancellationToken = default)
{
for (var d = tickDistance; d <= length; d += tickDistance)
{
cancellationToken.ThrowIfCancellationRequested();
if (d >= length - minDistanceFromEnd)
break;