124 lines
4.3 KiB
C#
124 lines
4.3 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Threading.Tasks;
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using Content.Client.Interfaces.Parallax;
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using Content.Shared;
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using Nett;
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using Robust.Client.Graphics;
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using Robust.Client.Interfaces.ResourceManagement;
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using Robust.Shared.Interfaces.Configuration;
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using Robust.Shared.Interfaces.Log;
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using Robust.Shared.Interfaces.Resources;
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using Robust.Shared.IoC;
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using Robust.Shared.Log;
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using Robust.Shared.Utility;
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using SixLabors.ImageSharp;
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using SixLabors.ImageSharp.PixelFormats;
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namespace Content.Client.Parallax
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{
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internal sealed class ParallaxManager : IParallaxManager
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{
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[Dependency] private readonly IResourceCache _resourceCache = default!;
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[Dependency] private readonly ILogManager _logManager = default!;
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[Dependency] private readonly IConfigurationManager _configurationManager = default!;
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private static readonly ResourcePath ParallaxConfigPath = new("/parallax_config.toml");
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// Both of these below are in the user directory.
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private static readonly ResourcePath ParallaxPath = new("/parallax_cache.png");
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private static readonly ResourcePath ParallaxConfigOld = new("/parallax_config_old");
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public event Action<Texture> OnTextureLoaded;
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public Texture ParallaxTexture { get; private set; }
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public async void LoadParallax()
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{
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if (!_configurationManager.GetCVar(CCVars.ParallaxEnabled))
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{
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return;
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}
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var debugParallax = _configurationManager.GetCVar(CCVars.ParallaxDebug);
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string contents;
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TomlTable table;
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// Load normal config into memory
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if (!_resourceCache.TryContentFileRead(ParallaxConfigPath, out var configStream))
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{
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Logger.ErrorS("parallax", "Parallax config not found.");
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return;
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}
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using (configStream)
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{
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using (var reader = new StreamReader(configStream, EncodingHelpers.UTF8))
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{
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contents = reader.ReadToEnd();
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}
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if (!debugParallax && _resourceCache.UserData.Exists(ParallaxConfigOld))
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{
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var match = _resourceCache.UserData.ReadAllText(ParallaxConfigOld) == contents;
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if (match)
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{
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using (var stream = _resourceCache.UserData.OpenRead(ParallaxPath))
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{
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ParallaxTexture = Texture.LoadFromPNGStream(stream, "Parallax");
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}
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OnTextureLoaded?.Invoke(ParallaxTexture);
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return;
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}
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}
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table = Toml.ReadString(contents);
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}
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List<Image<Rgba32>> debugImages = null;
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if (debugParallax)
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{
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debugImages = new List<Image<Rgba32>>();
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}
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var sawmill = _logManager.GetSawmill("parallax");
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// Generate the parallax in the thread pool.
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var image = await Task.Run(() =>
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ParallaxGenerator.GenerateParallax(table, new Size(1920, 1080), sawmill, debugImages));
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// And load it in the main thread for safety reasons.
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ParallaxTexture = Texture.LoadFromImage(image, "Parallax");
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// Store it and CRC so further game starts don't need to regenerate it.
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using (var stream = _resourceCache.UserData.Create(ParallaxPath))
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{
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image.SaveAsPng(stream);
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}
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if (debugParallax)
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{
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var i = 0;
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foreach (var debugImage in debugImages)
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{
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using (var stream = _resourceCache.UserData.Create(new ResourcePath($"/parallax_debug_{i}.png")))
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{
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debugImage.SaveAsPng(stream);
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}
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i += 1;
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}
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}
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image.Dispose();
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using (var stream = _resourceCache.UserData.Create(ParallaxConfigOld))
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using (var writer = new StreamWriter(stream, EncodingHelpers.UTF8))
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{
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writer.Write(contents);
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}
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OnTextureLoaded?.Invoke(ParallaxTexture);
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}
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}
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}
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