mirror of
https://github.com/ppy/osu.git
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310 lines
12 KiB
C#
310 lines
12 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Linq;
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using System.Runtime.CompilerServices;
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using System.Text;
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using System.Threading;
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using Newtonsoft.Json;
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using osu.Framework.Audio.Sample;
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using osu.Framework.Bindables;
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using osu.Framework.Extensions.TypeExtensions;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Containers;
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using osu.Framework.Graphics.Textures;
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using osu.Framework.IO.Stores;
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using osu.Framework.Logging;
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using osu.Game.Audio;
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using osu.Game.Database;
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using osu.Game.IO;
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namespace osu.Game.Skinning
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{
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public abstract class Skin : IDisposable, ISkin
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{
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/// <summary>
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/// A texture store which can be used to perform user file lookups for this skin.
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/// </summary>
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protected TextureStore? Textures { get; }
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/// <summary>
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/// A sample store which can be used to perform user file lookups for this skin.
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/// </summary>
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protected ISampleStore? Samples { get; }
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public readonly Live<SkinInfo> SkinInfo;
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public SkinConfiguration Configuration { get; set; }
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public IDictionary<SkinComponentsContainerLookup.TargetArea, SkinLayoutInfo> LayoutInfos => layoutInfos;
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private readonly Dictionary<SkinComponentsContainerLookup.TargetArea, SkinLayoutInfo> layoutInfos =
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new Dictionary<SkinComponentsContainerLookup.TargetArea, SkinLayoutInfo>();
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public abstract ISample? GetSample(ISampleInfo sampleInfo);
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public Texture? GetTexture(string componentName) => GetTexture(componentName, default, default);
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public abstract Texture? GetTexture(string componentName, WrapMode wrapModeS, WrapMode wrapModeT);
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public abstract IBindable<TValue>? GetConfig<TLookup, TValue>(TLookup lookup)
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where TLookup : notnull
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where TValue : notnull;
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private readonly ResourceStore<byte[]> store = new ResourceStore<byte[]>();
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public string Name { get; }
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/// <summary>
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/// Construct a new skin.
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/// </summary>
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/// <param name="skin">The skin's metadata. Usually a live realm object.</param>
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/// <param name="resources">Access to game-wide resources.</param>
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/// <param name="fallbackStore">An optional fallback store which will be used for file lookups that are not serviced by realm user storage.</param>
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/// <param name="configurationFilename">An optional filename to read the skin configuration from. If not provided, the configuration will be retrieved from the storage using "skin.ini".</param>
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protected Skin(SkinInfo skin, IStorageResourceProvider? resources, IResourceStore<byte[]>? fallbackStore = null, string configurationFilename = @"skin.ini")
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{
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Name = skin.Name;
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if (resources != null)
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{
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SkinInfo = skin.ToLive(resources.RealmAccess);
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store.AddStore(new RealmBackedResourceStore<SkinInfo>(SkinInfo, resources.Files, resources.RealmAccess));
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var samples = resources.AudioManager?.GetSampleStore(store);
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if (samples != null)
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{
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samples.PlaybackConcurrency = OsuGameBase.SAMPLE_CONCURRENCY;
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// osu-stable performs audio lookups in order of wav -> mp3 -> ogg.
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// The GetSampleStore() call above internally adds wav and mp3, so ogg is added at the end to ensure expected ordering.
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samples.AddExtension(@"ogg");
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}
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Samples = samples;
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Textures = new TextureStore(resources.Renderer, CreateTextureLoaderStore(resources, store));
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}
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else
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{
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// Generally only used for tests.
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SkinInfo = skin.ToLiveUnmanaged();
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}
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if (fallbackStore != null)
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store.AddStore(fallbackStore);
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var configurationStream = store.GetStream(configurationFilename);
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if (configurationStream != null)
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{
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// stream will be closed after use by LineBufferedReader.
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ParseConfigurationStream(configurationStream);
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Debug.Assert(Configuration != null);
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}
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else
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{
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Configuration = new SkinConfiguration
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{
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// generally won't be hit as we always write a `skin.ini` on import, but best be safe than sorry.
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// see https://github.com/peppy/osu-stable-reference/blob/1531237b63392e82c003c712faa028406073aa8f/osu!/Graphics/Skinning/SkinManager.cs#L297-L298
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LegacyVersion = SkinConfiguration.LATEST_VERSION,
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};
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}
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// skininfo files may be null for default skin.
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foreach (SkinComponentsContainerLookup.TargetArea skinnableTarget in Enum.GetValues<SkinComponentsContainerLookup.TargetArea>())
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{
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string filename = $"{skinnableTarget}.json";
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byte[]? bytes = store?.Get(filename);
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if (bytes == null)
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continue;
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try
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{
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string jsonContent = Encoding.UTF8.GetString(bytes);
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SkinLayoutInfo? layoutInfo = null;
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// handle namespace changes...
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jsonContent = jsonContent.Replace(@"osu.Game.Screens.Play.SongProgress", @"osu.Game.Screens.Play.HUD.DefaultSongProgress");
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jsonContent = jsonContent.Replace(@"osu.Game.Screens.Play.HUD.LegacyComboCounter", @"osu.Game.Skinning.LegacyComboCounter");
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jsonContent = jsonContent.Replace(@"osu.Game.Screens.Play.HUD.PerformancePointsCounter", @"osu.Game.Skinning.Triangles.TrianglesPerformancePointsCounter");
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try
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{
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// First attempt to deserialise using the new SkinLayoutInfo format
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layoutInfo = JsonConvert.DeserializeObject<SkinLayoutInfo>(jsonContent);
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}
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catch
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{
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}
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// Of note, the migration code below runs on read of skins, but there's nothing to
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// force a rewrite after migration. Let's not remove these migration rules until we
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// have something in place to ensure we don't end up breaking skins of users that haven't
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// manually saved their skin since a change was implemented.
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// If deserialisation using SkinLayoutInfo fails, attempt to deserialise using the old naked list.
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if (layoutInfo == null)
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{
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var deserializedContent = JsonConvert.DeserializeObject<IEnumerable<SerialisedDrawableInfo>>(jsonContent);
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if (deserializedContent == null)
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continue;
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layoutInfo = new SkinLayoutInfo();
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layoutInfo.Update(null, deserializedContent.ToArray());
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Logger.Log($"Ferrying {deserializedContent.Count()} components in {skinnableTarget} to global section of new {nameof(SkinLayoutInfo)} format");
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}
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LayoutInfos[skinnableTarget] = layoutInfo;
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}
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catch (Exception ex)
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{
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Logger.Error(ex, "Failed to load skin configuration.");
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}
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}
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}
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protected virtual IResourceStore<TextureUpload> CreateTextureLoaderStore(IStorageResourceProvider resources, IResourceStore<byte[]> storage)
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=> new MaxDimensionLimitedTextureLoaderStore(resources.CreateTextureLoaderStore(storage));
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protected virtual void ParseConfigurationStream(Stream stream)
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{
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using (LineBufferedReader reader = new LineBufferedReader(stream, true))
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Configuration = new LegacySkinDecoder().Decode(reader);
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}
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/// <summary>
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/// Remove all stored customisations for the provided target.
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/// </summary>
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/// <param name="targetContainer">The target container to reset.</param>
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public void ResetDrawableTarget(SkinComponentsContainer targetContainer)
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{
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LayoutInfos.Remove(targetContainer.Lookup.Target);
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}
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/// <summary>
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/// Update serialised information for the provided target.
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/// </summary>
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/// <param name="targetContainer">The target container to serialise to this skin.</param>
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public void UpdateDrawableTarget(SkinComponentsContainer targetContainer)
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{
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if (!LayoutInfos.TryGetValue(targetContainer.Lookup.Target, out var layoutInfo))
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layoutInfos[targetContainer.Lookup.Target] = layoutInfo = new SkinLayoutInfo();
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layoutInfo.Update(targetContainer.Lookup.Ruleset, ((ISerialisableDrawableContainer)targetContainer).CreateSerialisedInfo().ToArray());
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}
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public virtual Drawable? GetDrawableComponent(ISkinComponentLookup lookup)
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{
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switch (lookup)
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{
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// This fallback is important for user skins which use SkinnableSprites.
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case SkinnableSprite.SpriteComponentLookup sprite:
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return this.GetAnimation(sprite.LookupName, false, false, maxSize: sprite.MaxSize);
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case SkinComponentsContainerLookup containerLookup:
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// It is important to return null if the user has not configured this yet.
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// This allows skin transformers the opportunity to provide default components.
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if (!LayoutInfos.TryGetValue(containerLookup.Target, out var layoutInfo)) return null;
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if (!layoutInfo.TryGetDrawableInfo(containerLookup.Ruleset, out var drawableInfos)) return null;
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return new Container
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{
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RelativeSizeAxes = Axes.Both,
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ChildrenEnumerable = drawableInfos.Select(i => i.CreateInstance())
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};
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}
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return null;
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}
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#region Disposal
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~Skin()
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{
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// required to potentially clean up sample store from audio hierarchy.
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Dispose(false);
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}
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public void Dispose()
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{
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Dispose(true);
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GC.SuppressFinalize(this);
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}
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private bool isDisposed;
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protected virtual void Dispose(bool isDisposing)
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{
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if (isDisposed)
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return;
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isDisposed = true;
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Textures?.Dispose();
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Samples?.Dispose();
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store.Dispose();
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}
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#endregion
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public override string ToString() => $"{GetType().ReadableName()} {{ Name: {Name} }}";
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private static readonly ThreadLocal<int> nested_level = new ThreadLocal<int>(() => 0);
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[Conditional("SKIN_LOOKUP_DEBUG")]
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internal static void LogLookupDebug(object callingClass, object lookup, LookupDebugType type, [CallerMemberName] string callerMethod = "")
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{
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string icon = string.Empty;
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int level = nested_level.Value;
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switch (type)
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{
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case LookupDebugType.Hit:
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icon = "🟢 hit";
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break;
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case LookupDebugType.Miss:
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icon = "🔴 miss";
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break;
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case LookupDebugType.Enter:
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nested_level.Value++;
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break;
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case LookupDebugType.Exit:
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nested_level.Value--;
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if (nested_level.Value == 0)
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Logger.Log(string.Empty);
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return;
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}
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string lookupString = lookup.ToString() ?? string.Empty;
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string callingClassString = callingClass.ToString() ?? string.Empty;
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Logger.Log($"{string.Join(null, Enumerable.Repeat("|-", level))}{callingClassString}.{callerMethod}(lookup: {lookupString}) {icon}");
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}
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internal enum LookupDebugType
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{
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Hit,
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Miss,
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Enter,
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Exit
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}
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}
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}
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