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Code Issues Releases Wiki Activity

Remove async WorkingBeatmap logic

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This commit is contained in:
Dean Herbert 2018-09-06 12:51:23 +09:00
parent 9b753bb429
commit 8d9e0ff1c3
1 changed files with 62 additions and 84 deletions
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146
osu.Game/Beatmaps/WorkingBeatmap.cs
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@ -8,10 +8,10 @@ using osu.Game.Rulesets.Mods;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using osu.Game.Storyboards;
using osu.Framework.IO.File;
using System.IO;
using System.Threading;
using osu.Game.IO.Serialization;
using osu.Game.Rulesets;
using osu.Game.Rulesets.Objects;
@ -38,12 +38,26 @@ namespace osu.Game.Beatmaps
Mods.ValueChanged += mods => applyRateAdjustments();
beatmap = new AsyncLazy<IBeatmap>(populateBeatmap);
background = new AsyncLazy<Texture>(populateBackground, b => b == null || !b.IsDisposed);
track = new AsyncLazy<Track>(populateTrack);
waveform = new AsyncLazy<Waveform>(populateWaveform);
storyboard = new AsyncLazy<Storyboard>(populateStoryboard);
skin = new AsyncLazy<Skin>(populateSkin);
beatmap = new RecyclableLazy<IBeatmap>(() =>
{
var b = GetBeatmap() ?? new Beatmap();
// use the database-backed info.
b.BeatmapInfo = BeatmapInfo;
return b;
});
track = new RecyclableLazy<Track>(() =>
{
// we want to ensure that we always have a track, even if it's a fake one.
var t = GetTrack() ?? new VirtualBeatmapTrack(Beatmap);
applyRateAdjustments(t);
return t;
});
background = new RecyclableLazy<Texture>(GetBackground, BackgroundStillValid);
waveform = new RecyclableLazy<Waveform>(GetWaveform);
storyboard = new RecyclableLazy<Storyboard>(GetStoryboard);
skin = new RecyclableLazy<Skin>(GetSkin);
}
/// <summary>
@ -58,28 +72,6 @@ namespace osu.Game.Beatmaps
return path;
}
protected abstract IBeatmap GetBeatmap();
protected abstract Texture GetBackground();
protected abstract Track GetTrack();
protected virtual Skin GetSkin() => new DefaultSkin();
protected virtual Waveform GetWaveform() => new Waveform();
protected virtual Storyboard GetStoryboard() => new Storyboard { BeatmapInfo = BeatmapInfo };
public bool BeatmapLoaded => beatmap.IsResultAvailable;
public IBeatmap Beatmap => beatmap.Value.Result;
public Task<IBeatmap> GetBeatmapAsync() => beatmap.Value;
private readonly AsyncLazy<IBeatmap> beatmap;
private IBeatmap populateBeatmap()
{
var b = GetBeatmap() ?? new Beatmap();
// use the database-backed info.
b.BeatmapInfo = BeatmapInfo;
return b;
}
/// <summary>
/// Constructs a playable <see cref="IBeatmap"/> from <see cref="Beatmap"/> using the applicable converters for a specific <see cref="RulesetInfo"/>.
/// <para>
@ -136,62 +128,53 @@ namespace osu.Game.Beatmaps
public override string ToString() => BeatmapInfo.ToString();
public bool BackgroundLoaded => background.IsResultAvailable;
public Texture Background => background.Value.Result;
public Task<Texture> GetBackgroundAsync() => background.Value;
private AsyncLazy<Texture> background;
public bool BeatmapLoaded => beatmap.IsResultAvailable;
public IBeatmap Beatmap => beatmap.Value;
protected abstract IBeatmap GetBeatmap();
private readonly RecyclableLazy<IBeatmap> beatmap;
private Texture populateBackground() => GetBackground();
public bool BackgroundLoaded => background.IsResultAvailable;
public Texture Background => background.Value;
protected virtual bool BackgroundStillValid(Texture b) => b == null || !b.IsDisposed;
protected abstract Texture GetBackground();
private readonly RecyclableLazy<Texture> background;
public bool TrackLoaded => track.IsResultAvailable;
public Track Track => track.Value.Result;
public Task<Track> GetTrackAsync() => track.Value;
private AsyncLazy<Track> track;
private Track populateTrack()
{
// we want to ensure that we always have a track, even if it's a fake one.
var t = GetTrack() ?? new VirtualBeatmapTrack(Beatmap);
applyRateAdjustments(t);
return t;
}
public Track Track => track.Value;
protected abstract Track GetTrack();
private RecyclableLazy<Track> track;
public bool WaveformLoaded => waveform.IsResultAvailable;
public Waveform Waveform => waveform.Value.Result;
public Task<Waveform> GetWaveformAsync() => waveform.Value;
private readonly AsyncLazy<Waveform> waveform;
private Waveform populateWaveform() => GetWaveform();
public Waveform Waveform => waveform.Value;
protected virtual Waveform GetWaveform() => new Waveform();
private readonly RecyclableLazy<Waveform> waveform;
public bool StoryboardLoaded => storyboard.IsResultAvailable;
public Storyboard Storyboard => storyboard.Value.Result;
public Task<Storyboard> GetStoryboardAsync() => storyboard.Value;
private readonly AsyncLazy<Storyboard> storyboard;
private Storyboard populateStoryboard() => GetStoryboard();
public Storyboard Storyboard => storyboard.Value;
protected virtual Storyboard GetStoryboard() => new Storyboard { BeatmapInfo = BeatmapInfo };
private readonly RecyclableLazy<Storyboard> storyboard;
public bool SkinLoaded => skin.IsResultAvailable;
public Skin Skin => skin.Value.Result;
public Task<Skin> GetSkinAsync() => skin.Value;
private readonly AsyncLazy<Skin> skin;
public Skin Skin => skin.Value;
protected virtual Skin GetSkin() => new DefaultSkin();
private readonly RecyclableLazy<Skin> skin;
private Skin populateSkin() => GetSkin();
public void TransferTo(WorkingBeatmap other)
/// <summary>
/// Transfer pieces of a beatmap to a new one, where possible, to save on loading.
/// </summary>
/// <param name="other">The new beatmap which is being switched to.</param>
public virtual void TransferTo(WorkingBeatmap other)
{
if (track.IsResultAvailable && Track != null && BeatmapInfo.AudioEquals(other.BeatmapInfo))
other.track = track;
if (background.IsResultAvailable && Background != null && BeatmapInfo.BackgroundEquals(other.BeatmapInfo))
other.background = background;
}
public virtual void Dispose()
{
if (BackgroundLoaded) Background?.Dispose();
if (WaveformLoaded) Waveform?.Dispose();
if (StoryboardLoaded) Storyboard?.Dispose();
if (SkinLoaded) Skin?.Dispose();
background.Recycle();
waveform.Recycle();
storyboard.Recycle();
skin.Recycle();
}
/// <summary>
@ -210,15 +193,15 @@ namespace osu.Game.Beatmaps
mod.ApplyToClock(t);
}
public class AsyncLazy<T>
public class RecyclableLazy<T>
{
private Lazy<Task<T>> lazy;
private Lazy<T> lazy;
private readonly Func<T> valueFactory;
private readonly Func<T, bool> stillValidFunction;
private readonly object initLock = new object();
public AsyncLazy(Func<T> valueFactory, Func<T, bool> stillValidFunction = null)
public RecyclableLazy(Func<T> valueFactory, Func<T, bool> stillValidFunction = null)
{
this.valueFactory = valueFactory;
this.stillValidFunction = stillValidFunction;
@ -230,20 +213,13 @@ namespace osu.Game.Beatmaps
{
if (!IsResultAvailable) return;
(lazy.Value.Result as IDisposable)?.Dispose();
(lazy.Value as IDisposable)?.Dispose();
recreate();
}
public bool IsResultAvailable
{
get
{
recreateIfInvalid();
return lazy.Value.IsCompleted;
}
}
public bool IsResultAvailable => stillValid;
public Task<T> Value
public T Value
{
get
{
@ -252,15 +228,17 @@ namespace osu.Game.Beatmaps
}
}
private bool stillValid => lazy.IsValueCreated && (stillValidFunction?.Invoke(lazy.Value) ?? true);
private void recreateIfInvalid()
{
lock (initLock)
{
if (!lazy.IsValueCreated || !lazy.Value.IsCompleted)
if (!lazy.IsValueCreated)
// we have not yet been initialised or haven't run the task.
return;
if (stillValidFunction?.Invoke(lazy.Value.Result) ?? true)
if (stillValid)
// we are still in a valid state.
return;
@ -268,7 +246,7 @@ namespace osu.Game.Beatmaps
}
}
private void recreate() => lazy = new Lazy<Task<T>>(() => Task.Run(valueFactory));
private void recreate() => lazy = new Lazy<T>(valueFactory, LazyThreadSafetyMode.ExecutionAndPublication);
}
}
}