1 files changed, 0 insertions, 258 deletions
diff --git a/Ryujinx.Graphics.Gpu/Shader/Cache/Migration.cs b/Ryujinx.Graphics.Gpu/Shader/Cache/Migration.cs
deleted file mode 100644
index 885bcd09..00000000
--- a/Ryujinx.Graphics.Gpu/Shader/Cache/Migration.cs
+++ /dev/null
@@ -1,258 +0,0 @@
-using Ryujinx.Common;
-using Ryujinx.Common.Logging;
-using Ryujinx.Common.Memory;
-using Ryujinx.Graphics.GAL;
-using Ryujinx.Graphics.Gpu.Engine.Threed;
-using Ryujinx.Graphics.Gpu.Shader.Cache.Definition;
-using Ryujinx.Graphics.Gpu.Shader.DiskCache;
-using Ryujinx.Graphics.Shader;
-using System;
-using System.Collections.Generic;
-using System.Diagnostics;
-using System.IO;
-using System.Runtime.InteropServices;
-
-namespace Ryujinx.Graphics.Gpu.Shader.Cache
-{
-    /// <summary>
-    /// Class handling shader cache migrations.
-    /// </summary>
-    static class Migration
-    {
-        // Last codegen version before the migration to the new cache.
-        private const ulong ShaderCodeGenVersion = 3054;
-
-        /// <summary>
-        /// Migrates from the old cache format to the new one.
-        /// </summary>
-        /// <param name="context">GPU context</param>
-        /// <param name="hostStorage">Disk cache host storage (used to create the new shader files)</param>
-        /// <returns>Number of migrated shaders</returns>
-        public static int MigrateFromLegacyCache(GpuContext context, DiskCacheHostStorage hostStorage)
-        {
-            string baseCacheDirectory = CacheHelper.GetBaseCacheDirectory(GraphicsConfig.TitleId);
-            string cacheDirectory = CacheHelper.GenerateCachePath(baseCacheDirectory, CacheGraphicsApi.Guest, "", "program");
-
-            // If the directory does not exist, we have no old cache.
-            // Exist early as the CacheManager constructor will create the directories.
-            if (!Directory.Exists(cacheDirectory))
-            {
-                return 0;
-            }
-
-            if (GraphicsConfig.EnableShaderCache && GraphicsConfig.TitleId != null)
-            {
-                CacheManager cacheManager = new CacheManager(CacheGraphicsApi.OpenGL, CacheHashType.XxHash128, "glsl", GraphicsConfig.TitleId, ShaderCodeGenVersion);
-
-                bool isReadOnly = cacheManager.IsReadOnly;
-
-                HashSet<Hash128> invalidEntries = null;
-
-                if (isReadOnly)
-                {
-                    Logger.Warning?.Print(LogClass.Gpu, "Loading shader cache in read-only mode (cache in use by another program!)");
-                }
-                else
-                {
-                    invalidEntries = new HashSet<Hash128>();
-                }
-
-                ReadOnlySpan<Hash128> guestProgramList = cacheManager.GetGuestProgramList();
-
-                for (int programIndex = 0; programIndex < guestProgramList.Length; programIndex++)
-                {
-                    Hash128 key = guestProgramList[programIndex];
-
-                    byte[] guestProgram = cacheManager.GetGuestProgramByHash(ref key);
-
-                    if (guestProgram == null)
-                    {
-                        Logger.Error?.Print(LogClass.Gpu, $"Ignoring orphan shader hash {key} in cache (is the cache incomplete?)");
-
-                        continue;
-                    }
-
-                    ReadOnlySpan<byte> guestProgramReadOnlySpan = guestProgram;
-
-                    ReadOnlySpan<GuestShaderCacheEntry> cachedShaderEntries = GuestShaderCacheEntry.Parse(ref guestProgramReadOnlySpan, out GuestShaderCacheHeader fileHeader);
-
-                    if (cachedShaderEntries[0].Header.Stage == ShaderStage.Compute)
-                    {
-                        Debug.Assert(cachedShaderEntries.Length == 1);
-
-                        GuestShaderCacheEntry entry = cachedShaderEntries[0];
-
-                        byte[] code = entry.Code.AsSpan(0, entry.Header.Size - entry.Header.Cb1DataSize).ToArray();
-
-                        Span<byte> codeSpan = entry.Code;
-                        byte[] cb1Data = codeSpan.Slice(codeSpan.Length - entry.Header.Cb1DataSize).ToArray();
-
-                        ShaderProgramInfo info = new ShaderProgramInfo(
-                            Array.Empty<BufferDescriptor>(),
-                            Array.Empty<BufferDescriptor>(),
-                            Array.Empty<TextureDescriptor>(),
-                            Array.Empty<TextureDescriptor>(),
-                            ShaderStage.Compute,
-                            false,
-                            false,
-                            0,
-                            0);
-
-                        GpuChannelComputeState computeState = new GpuChannelComputeState(
-                            entry.Header.GpuAccessorHeader.ComputeLocalSizeX,
-                            entry.Header.GpuAccessorHeader.ComputeLocalSizeY,
-                            entry.Header.GpuAccessorHeader.ComputeLocalSizeZ,
-                            entry.Header.GpuAccessorHeader.ComputeLocalMemorySize,
-                            entry.Header.GpuAccessorHeader.ComputeSharedMemorySize);
-
-                        ShaderSpecializationState specState = new ShaderSpecializationState(computeState);
-
-                        foreach (var td in entry.TextureDescriptors)
-                        {
-                            var handle = td.Key;
-                            var data = td.Value;
-
-                            specState.RegisterTexture(
-                                0,
-                                handle,
-                                -1,
-                                data.UnpackFormat(),
-                                data.UnpackSrgb(),
-                                data.UnpackTextureTarget(),
-                                data.UnpackTextureCoordNormalized());
-                        }
-
-                        CachedShaderStage shader = new CachedShaderStage(info, code, cb1Data);
-                        CachedShaderProgram program = new CachedShaderProgram(null, specState, shader);
-
-                        hostStorage.AddShader(context, program, ReadOnlySpan<byte>.Empty);
-                    }
-                    else
-                    {
-                        Debug.Assert(cachedShaderEntries.Length == Constants.ShaderStages);
-
-                        CachedShaderStage[] shaders = new CachedShaderStage[Constants.ShaderStages + 1];
-                        List<ShaderProgram> shaderPrograms = new List<ShaderProgram>();
-
-                        TransformFeedbackDescriptorOld[] tfd = CacheHelper.ReadTransformFeedbackInformation(ref guestProgramReadOnlySpan, fileHeader);
-
-                        GuestShaderCacheEntry[] entries = cachedShaderEntries.ToArray();
-
-                        GuestGpuAccessorHeader accessorHeader = entries[0].Header.GpuAccessorHeader;
-
-                        TessMode tessMode = new TessMode();
-
-                        int tessPatchType = accessorHeader.TessellationModePacked & 3;
-                        int tessSpacing = (accessorHeader.TessellationModePacked >> 2) & 3;
-                        bool tessCw = (accessorHeader.TessellationModePacked & 0x10) != 0;
-
-                        tessMode.Packed = (uint)tessPatchType;
-                        tessMode.Packed |= (uint)(tessSpacing << 4);
-
-                        if (tessCw)
-                        {
-                            tessMode.Packed |= 0x100;
-                        }
-
-                        PrimitiveTopology topology = accessorHeader.PrimitiveTopology switch
-                        {
-                            InputTopology.Lines => PrimitiveTopology.Lines,
-                            InputTopology.LinesAdjacency => PrimitiveTopology.LinesAdjacency,
-                            InputTopology.Triangles => PrimitiveTopology.Triangles,
-                            InputTopology.TrianglesAdjacency => PrimitiveTopology.TrianglesAdjacency,
-                            _ => PrimitiveTopology.Points
-                        };
-
-                        GpuChannelGraphicsState graphicsState = new GpuChannelGraphicsState(
-                            accessorHeader.StateFlags.HasFlag(GuestGpuStateFlags.EarlyZForce),
-                            topology,
-                            tessMode,
-                            false,
-                            false,
-                            false);
-
-                        TransformFeedbackDescriptor[] tfdNew = null;
-
-                        if (tfd != null)
-                        {
-                            tfdNew = new TransformFeedbackDescriptor[tfd.Length];
-
-                            for (int tfIndex = 0; tfIndex < tfd.Length; tfIndex++)
-                            {
-                                Array32<uint> varyingLocations = new Array32<uint>();
-                                Span<byte> varyingLocationsSpan = MemoryMarshal.Cast<uint, byte>(varyingLocations.ToSpan());
-                                tfd[tfIndex].VaryingLocations.CopyTo(varyingLocationsSpan.Slice(0, tfd[tfIndex].VaryingLocations.Length));
-
-                                tfdNew[tfIndex] = new TransformFeedbackDescriptor(
-                                    tfd[tfIndex].BufferIndex,
-                                    tfd[tfIndex].Stride,
-                                    tfd[tfIndex].VaryingLocations.Length,
-                                    ref varyingLocations);
-                            }
-                        }
-
-                        ShaderSpecializationState specState = new ShaderSpecializationState(graphicsState, tfdNew);
-
-                        for (int i = 0; i < entries.Length; i++)
-                        {
-                            GuestShaderCacheEntry entry = entries[i];
-
-                            if (entry == null)
-                            {
-                                continue;
-                            }
-
-                            ShaderProgramInfo info = new ShaderProgramInfo(
-                                Array.Empty<BufferDescriptor>(),
-                                Array.Empty<BufferDescriptor>(),
-                                Array.Empty<TextureDescriptor>(),
-                                Array.Empty<TextureDescriptor>(),
-                                (ShaderStage)(i + 1),
-                                false,
-                                false,
-                                0,
-                                0);
-
-                            // NOTE: Vertex B comes first in the shader cache.
-                            byte[] code = entry.Code.AsSpan(0, entry.Header.Size - entry.Header.Cb1DataSize).ToArray();
-                            byte[] code2 = entry.Header.SizeA != 0 ? entry.Code.AsSpan(entry.Header.Size, entry.Header.SizeA).ToArray() : null;
-
-                            Span<byte> codeSpan = entry.Code;
-                            byte[] cb1Data = codeSpan.Slice(codeSpan.Length - entry.Header.Cb1DataSize).ToArray();
-
-                            shaders[i + 1] = new CachedShaderStage(info, code, cb1Data);
-
-                            if (code2 != null)
-                            {
-                                shaders[0] = new CachedShaderStage(null, code2, cb1Data);
-                            }
-
-                            foreach (var td in entry.TextureDescriptors)
-                            {
-                                var handle = td.Key;
-                                var data = td.Value;
-
-                                specState.RegisterTexture(
-                                    i,
-                                    handle,
-                                    -1,
-                                    data.UnpackFormat(),
-                                    data.UnpackSrgb(),
-                                    data.UnpackTextureTarget(),
-                                    data.UnpackTextureCoordNormalized());
-                            }
-                        }
-
-                        CachedShaderProgram program = new CachedShaderProgram(null, specState, shaders);
-
-                        hostStorage.AddShader(context, program, ReadOnlySpan<byte>.Empty);
-                    }
-                }
-
-                return guestProgramList.Length;
-            }
-
-            return 0;
-        }
-    }
-}
-\ No newline at end of file