mirror of
https://github.com/ppy/osu
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111 lines
3.2 KiB
C#
111 lines
3.2 KiB
C#
// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
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// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
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using osu.Framework.Audio.Track;
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using osu.Framework.Configuration;
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using osu.Framework.Graphics.Textures;
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using osu.Game.Database;
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using osu.Game.Rulesets.Mods;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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namespace osu.Game.Beatmaps
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{
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public abstract class WorkingBeatmap : IDisposable
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{
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public readonly BeatmapInfo BeatmapInfo;
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public readonly BeatmapSetInfo BeatmapSetInfo;
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public readonly Bindable<IEnumerable<Mod>> Mods = new Bindable<IEnumerable<Mod>>(new Mod[] { });
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public readonly bool WithStoryboard;
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protected WorkingBeatmap(BeatmapInfo beatmapInfo, BeatmapSetInfo beatmapSetInfo, bool withStoryboard = false)
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{
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BeatmapInfo = beatmapInfo;
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BeatmapSetInfo = beatmapSetInfo;
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WithStoryboard = withStoryboard;
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Mods.ValueChanged += mods => applyRateAdjustments();
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}
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private void applyRateAdjustments()
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{
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var t = track;
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if (t == null) return;
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t.ResetSpeedAdjustments();
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foreach (var mod in Mods.Value.OfType<IApplicableToClock>())
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mod.ApplyToClock(t);
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}
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protected abstract Beatmap GetBeatmap();
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protected abstract Texture GetBackground();
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protected abstract Track GetTrack();
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private Beatmap beatmap;
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private readonly object beatmapLock = new object();
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public Beatmap Beatmap
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{
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get
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{
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lock (beatmapLock)
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{
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return beatmap ?? (beatmap = GetBeatmap());
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}
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}
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}
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private readonly object backgroundLock = new object();
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private Texture background;
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public Texture Background
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{
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get
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{
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lock (backgroundLock)
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{
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return background ?? (background = GetBackground());
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}
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}
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}
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private Track track;
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private readonly object trackLock = new object();
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public Track Track
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{
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get
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{
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lock (trackLock)
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{
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if (track != null) return track;
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track = GetTrack();
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applyRateAdjustments();
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return track;
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}
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}
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}
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public bool TrackLoaded => track != null;
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public void TransferTo(WorkingBeatmap other)
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{
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if (track != null && BeatmapInfo.AudioEquals(other.BeatmapInfo))
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other.track = track;
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if (background != null && BeatmapInfo.BackgroundEquals(other.BeatmapInfo))
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other.background = background;
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}
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public virtual void Dispose()
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{
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track?.Dispose();
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track = null;
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background?.Dispose();
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background = null;
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}
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}
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}
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