837 lines
31 KiB
C#
837 lines
31 KiB
C#
using Ryujinx.Graphics.GAL;
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using Ryujinx.Graphics.Shader;
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using Ryujinx.Graphics.Shader.Translation;
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using System;
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using System.IO;
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using System.Numerics;
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using System.Runtime.CompilerServices;
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namespace Ryujinx.Graphics.Gpu.Shader.DiskCache
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{
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/// <summary>
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/// On-disk shader cache storage for host code.
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/// </summary>
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class DiskCacheHostStorage
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{
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private const uint TocsMagic = (byte)'T' | ((byte)'O' << 8) | ((byte)'C' << 16) | ((byte)'S' << 24);
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private const uint TochMagic = (byte)'T' | ((byte)'O' << 8) | ((byte)'C' << 16) | ((byte)'H' << 24);
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private const uint ShdiMagic = (byte)'S' | ((byte)'H' << 8) | ((byte)'D' << 16) | ((byte)'I' << 24);
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private const uint BufdMagic = (byte)'B' | ((byte)'U' << 8) | ((byte)'F' << 16) | ((byte)'D' << 24);
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private const uint TexdMagic = (byte)'T' | ((byte)'E' << 8) | ((byte)'X' << 16) | ((byte)'D' << 24);
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private const ushort FileFormatVersionMajor = 1;
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private const ushort FileFormatVersionMinor = 2;
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private const uint FileFormatVersionPacked = ((uint)FileFormatVersionMajor << 16) | FileFormatVersionMinor;
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private const uint CodeGenVersion = 4106;
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private const string SharedTocFileName = "shared.toc";
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private const string SharedDataFileName = "shared.data";
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private readonly string _basePath;
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public bool CacheEnabled => !string.IsNullOrEmpty(_basePath);
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/// <summary>
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/// TOC (Table of contents) file header.
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/// </summary>
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private struct TocHeader
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{
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/// <summary>
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/// Magic value, for validation and identification.
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/// </summary>
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public uint Magic;
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/// <summary>
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/// File format version.
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/// </summary>
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public uint FormatVersion;
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/// <summary>
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/// Generated shader code version.
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/// </summary>
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public uint CodeGenVersion;
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/// <summary>
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/// Header padding.
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/// </summary>
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public uint Padding;
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/// <summary>
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/// Timestamp of when the file was first created.
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/// </summary>
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public ulong Timestamp;
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/// <summary>
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/// Reserved space, to be used in the future. Write as zero.
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/// </summary>
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public ulong Reserved;
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}
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/// <summary>
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/// Offset and size pair.
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/// </summary>
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private struct OffsetAndSize
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{
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/// <summary>
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/// Offset.
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/// </summary>
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public ulong Offset;
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/// <summary>
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/// Size of uncompressed data.
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/// </summary>
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public uint UncompressedSize;
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/// <summary>
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/// Size of compressed data.
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/// </summary>
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public uint CompressedSize;
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}
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/// <summary>
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/// Per-stage data entry.
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/// </summary>
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private struct DataEntryPerStage
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{
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/// <summary>
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/// Index of the guest code on the guest code cache TOC file.
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/// </summary>
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public int GuestCodeIndex;
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}
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/// <summary>
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/// Per-program data entry.
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/// </summary>
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private struct DataEntry
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{
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/// <summary>
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/// Bit mask where each bit set is a used shader stage. Should be zero for compute shaders.
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/// </summary>
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public uint StagesBitMask;
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}
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/// <summary>
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/// Per-stage shader information, returned by the translator.
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/// </summary>
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private struct DataShaderInfo
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{
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/// <summary>
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/// Total constant buffers used.
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/// </summary>
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public ushort CBuffersCount;
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/// <summary>
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/// Total storage buffers used.
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/// </summary>
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public ushort SBuffersCount;
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/// <summary>
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/// Total textures used.
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/// </summary>
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public ushort TexturesCount;
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/// <summary>
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/// Total images used.
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/// </summary>
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public ushort ImagesCount;
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/// <summary>
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/// Shader stage.
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/// </summary>
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public ShaderStage Stage;
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/// <summary>
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/// Indicates if the shader accesses the Instance ID built-in variable.
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/// </summary>
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public bool UsesInstanceId;
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/// <summary>
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/// Indicates if the shader modifies the Layer built-in variable.
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/// </summary>
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public bool UsesRtLayer;
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/// <summary>
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/// Bit mask with the clip distances written on the vertex stage.
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/// </summary>
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public byte ClipDistancesWritten;
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/// <summary>
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/// Bit mask of the render target components written by the fragment stage.
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/// </summary>
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public int FragmentOutputMap;
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/// <summary>
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/// Indicates if the vertex shader accesses draw parameters.
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/// </summary>
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public bool UsesDrawParameters;
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}
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private readonly DiskCacheGuestStorage _guestStorage;
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/// <summary>
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/// Creates a disk cache host storage.
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/// </summary>
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/// <param name="basePath">Base path of the shader cache</param>
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public DiskCacheHostStorage(string basePath)
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{
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_basePath = basePath;
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_guestStorage = new DiskCacheGuestStorage(basePath);
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if (CacheEnabled)
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{
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Directory.CreateDirectory(basePath);
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}
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}
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/// <summary>
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/// Gets the total of host programs on the cache.
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/// </summary>
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/// <returns>Host programs count</returns>
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public int GetProgramCount()
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{
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string tocFilePath = Path.Combine(_basePath, SharedTocFileName);
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if (!File.Exists(tocFilePath))
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{
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return 0;
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}
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return Math.Max((int)((new FileInfo(tocFilePath).Length - Unsafe.SizeOf<TocHeader>()) / sizeof(ulong)), 0);
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}
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/// <summary>
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/// Guest the name of the host program cache file, with extension.
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/// </summary>
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/// <param name="context">GPU context</param>
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/// <returns>Name of the file, without extension</returns>
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private static string GetHostFileName(GpuContext context)
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{
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string apiName = context.Capabilities.Api.ToString().ToLowerInvariant();
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string vendorName = RemoveInvalidCharacters(context.Capabilities.VendorName.ToLowerInvariant());
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return $"{apiName}_{vendorName}";
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}
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/// <summary>
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/// Removes invalid path characters and spaces from a file name.
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/// </summary>
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/// <param name="fileName">File name</param>
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/// <returns>Filtered file name</returns>
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private static string RemoveInvalidCharacters(string fileName)
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{
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int indexOfSpace = fileName.IndexOf(' ');
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if (indexOfSpace >= 0)
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{
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fileName = fileName.Substring(0, indexOfSpace);
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}
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return string.Concat(fileName.Split(Path.GetInvalidFileNameChars(), StringSplitOptions.RemoveEmptyEntries));
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}
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/// <summary>
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/// Gets the name of the TOC host file.
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/// </summary>
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/// <param name="context">GPU context</param>
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/// <returns>File name</returns>
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private static string GetHostTocFileName(GpuContext context)
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{
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return GetHostFileName(context) + ".toc";
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}
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/// <summary>
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/// Gets the name of the data host file.
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/// </summary>
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/// <param name="context">GPU context</param>
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/// <returns>File name</returns>
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private static string GetHostDataFileName(GpuContext context)
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{
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return GetHostFileName(context) + ".data";
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}
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/// <summary>
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/// Checks if a disk cache exists for the current application.
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/// </summary>
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/// <returns>True if a disk cache exists, false otherwise</returns>
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public bool CacheExists()
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{
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string tocFilePath = Path.Combine(_basePath, SharedTocFileName);
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string dataFilePath = Path.Combine(_basePath, SharedDataFileName);
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if (!File.Exists(tocFilePath) || !File.Exists(dataFilePath) || !_guestStorage.TocFileExists() || !_guestStorage.DataFileExists())
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{
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return false;
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}
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return true;
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}
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/// <summary>
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/// Loads all shaders from the cache.
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/// </summary>
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/// <param name="context">GPU context</param>
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/// <param name="loader">Parallel disk cache loader</param>
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public void LoadShaders(GpuContext context, ParallelDiskCacheLoader loader)
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{
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if (!CacheExists())
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{
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return;
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}
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Stream hostTocFileStream = null;
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Stream hostDataFileStream = null;
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try
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{
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using var tocFileStream = DiskCacheCommon.OpenFile(_basePath, SharedTocFileName, writable: false);
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using var dataFileStream = DiskCacheCommon.OpenFile(_basePath, SharedDataFileName, writable: false);
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using var guestTocFileStream = _guestStorage.OpenTocFileStream();
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using var guestDataFileStream = _guestStorage.OpenDataFileStream();
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BinarySerializer tocReader = new BinarySerializer(tocFileStream);
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BinarySerializer dataReader = new BinarySerializer(dataFileStream);
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TocHeader header = new TocHeader();
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if (!tocReader.TryRead(ref header) || header.Magic != TocsMagic)
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{
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throw new DiskCacheLoadException(DiskCacheLoadResult.FileCorruptedGeneric);
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}
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if (header.FormatVersion != FileFormatVersionPacked)
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{
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throw new DiskCacheLoadException(DiskCacheLoadResult.IncompatibleVersion);
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}
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bool loadHostCache = header.CodeGenVersion == CodeGenVersion;
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int programIndex = 0;
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DataEntry entry = new DataEntry();
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while (tocFileStream.Position < tocFileStream.Length && loader.Active)
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{
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ulong dataOffset = 0;
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tocReader.Read(ref dataOffset);
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if ((ulong)dataOffset >= (ulong)dataFileStream.Length)
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{
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throw new DiskCacheLoadException(DiskCacheLoadResult.FileCorruptedGeneric);
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}
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dataFileStream.Seek((long)dataOffset, SeekOrigin.Begin);
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dataReader.BeginCompression();
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dataReader.Read(ref entry);
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uint stagesBitMask = entry.StagesBitMask;
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if ((stagesBitMask & ~0x3fu) != 0)
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{
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throw new DiskCacheLoadException(DiskCacheLoadResult.FileCorruptedGeneric);
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}
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bool isCompute = stagesBitMask == 0;
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if (isCompute)
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{
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stagesBitMask = 1;
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}
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GuestCodeAndCbData?[] guestShaders = new GuestCodeAndCbData?[isCompute ? 1 : Constants.ShaderStages + 1];
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DataEntryPerStage stageEntry = new DataEntryPerStage();
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while (stagesBitMask != 0)
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{
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int stageIndex = BitOperations.TrailingZeroCount(stagesBitMask);
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dataReader.Read(ref stageEntry);
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guestShaders[stageIndex] = _guestStorage.LoadShader(
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guestTocFileStream,
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guestDataFileStream,
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stageEntry.GuestCodeIndex);
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stagesBitMask &= ~(1u << stageIndex);
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}
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ShaderSpecializationState specState = ShaderSpecializationState.Read(ref dataReader);
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dataReader.EndCompression();
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if (loadHostCache)
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{
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(byte[] hostCode, CachedShaderStage[] shaders) = ReadHostCode(
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context,
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ref hostTocFileStream,
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ref hostDataFileStream,
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guestShaders,
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programIndex,
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header.Timestamp);
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if (hostCode != null)
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{
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bool hasFragmentShader = shaders.Length > 5 && shaders[5] != null;
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int fragmentOutputMap = hasFragmentShader ? shaders[5].Info.FragmentOutputMap : -1;
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ShaderInfo shaderInfo = specState.PipelineState.HasValue
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? new ShaderInfo(fragmentOutputMap, specState.PipelineState.Value, fromCache: true)
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: new ShaderInfo(fragmentOutputMap, fromCache: true);
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IProgram hostProgram;
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if (context.Capabilities.Api == TargetApi.Vulkan)
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{
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ShaderSource[] shaderSources = ShaderBinarySerializer.Unpack(shaders, hostCode);
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hostProgram = context.Renderer.CreateProgram(shaderSources, shaderInfo);
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}
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else
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{
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hostProgram = context.Renderer.LoadProgramBinary(hostCode, hasFragmentShader, shaderInfo);
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}
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CachedShaderProgram program = new CachedShaderProgram(hostProgram, specState, shaders);
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loader.QueueHostProgram(program, hostCode, programIndex, isCompute);
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}
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else
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{
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loadHostCache = false;
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}
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}
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if (!loadHostCache)
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{
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loader.QueueGuestProgram(guestShaders, specState, programIndex, isCompute);
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}
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loader.CheckCompilation();
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programIndex++;
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}
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}
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finally
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{
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_guestStorage.ClearMemoryCache();
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hostTocFileStream?.Dispose();
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hostDataFileStream?.Dispose();
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}
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}
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/// <summary>
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/// Reads the host code for a given shader, if existent.
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/// </summary>
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/// <param name="context">GPU context</param>
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/// <param name="tocFileStream">Host TOC file stream, intialized if needed</param>
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/// <param name="dataFileStream">Host data file stream, initialized if needed</param>
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/// <param name="guestShaders">Guest shader code for each active stage</param>
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/// <param name="programIndex">Index of the program on the cache</param>
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/// <param name="expectedTimestamp">Timestamp of the shared cache file. The host file must be newer than it</param>
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/// <returns>Host binary code, or null if not found</returns>
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private (byte[], CachedShaderStage[]) ReadHostCode(
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GpuContext context,
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ref Stream tocFileStream,
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ref Stream dataFileStream,
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GuestCodeAndCbData?[] guestShaders,
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int programIndex,
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ulong expectedTimestamp)
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{
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if (tocFileStream == null && dataFileStream == null)
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{
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string tocFilePath = Path.Combine(_basePath, GetHostTocFileName(context));
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string dataFilePath = Path.Combine(_basePath, GetHostDataFileName(context));
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if (!File.Exists(tocFilePath) || !File.Exists(dataFilePath))
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{
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return (null, null);
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}
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tocFileStream = DiskCacheCommon.OpenFile(_basePath, GetHostTocFileName(context), writable: false);
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dataFileStream = DiskCacheCommon.OpenFile(_basePath, GetHostDataFileName(context), writable: false);
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BinarySerializer tempTocReader = new BinarySerializer(tocFileStream);
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TocHeader header = new TocHeader();
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tempTocReader.Read(ref header);
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if (header.Timestamp < expectedTimestamp)
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{
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return (null, null);
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}
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}
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int offset = Unsafe.SizeOf<TocHeader>() + programIndex * Unsafe.SizeOf<OffsetAndSize>();
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if (offset + Unsafe.SizeOf<OffsetAndSize>() > tocFileStream.Length)
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{
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return (null, null);
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}
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if ((ulong)offset >= (ulong)dataFileStream.Length)
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{
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throw new DiskCacheLoadException(DiskCacheLoadResult.FileCorruptedGeneric);
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}
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tocFileStream.Seek(offset, SeekOrigin.Begin);
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BinarySerializer tocReader = new BinarySerializer(tocFileStream);
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OffsetAndSize offsetAndSize = new OffsetAndSize();
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tocReader.Read(ref offsetAndSize);
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if (offsetAndSize.Offset >= (ulong)dataFileStream.Length)
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{
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throw new DiskCacheLoadException(DiskCacheLoadResult.FileCorruptedGeneric);
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}
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dataFileStream.Seek((long)offsetAndSize.Offset, SeekOrigin.Begin);
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byte[] hostCode = new byte[offsetAndSize.UncompressedSize];
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BinarySerializer.ReadCompressed(dataFileStream, hostCode);
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CachedShaderStage[] shaders = new CachedShaderStage[guestShaders.Length];
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BinarySerializer dataReader = new BinarySerializer(dataFileStream);
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dataFileStream.Seek((long)(offsetAndSize.Offset + offsetAndSize.CompressedSize), SeekOrigin.Begin);
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dataReader.BeginCompression();
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for (int index = 0; index < guestShaders.Length; index++)
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{
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if (!guestShaders[index].HasValue)
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{
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continue;
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}
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GuestCodeAndCbData guestShader = guestShaders[index].Value;
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ShaderProgramInfo info = index != 0 || guestShaders.Length == 1 ? ReadShaderProgramInfo(ref dataReader) : null;
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shaders[index] = new CachedShaderStage(info, guestShader.Code, guestShader.Cb1Data);
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}
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dataReader.EndCompression();
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return (hostCode, shaders);
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}
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/// <summary>
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/// Gets output streams for the disk cache, for faster batch writing.
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/// </summary>
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/// <param name="context">The GPU context, used to determine the host disk cache</param>
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/// <returns>A collection of disk cache output streams</returns>
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public DiskCacheOutputStreams GetOutputStreams(GpuContext context)
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{
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var tocFileStream = DiskCacheCommon.OpenFile(_basePath, SharedTocFileName, writable: true);
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var dataFileStream = DiskCacheCommon.OpenFile(_basePath, SharedDataFileName, writable: true);
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var hostTocFileStream = DiskCacheCommon.OpenFile(_basePath, GetHostTocFileName(context), writable: true);
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var hostDataFileStream = DiskCacheCommon.OpenFile(_basePath, GetHostDataFileName(context), writable: true);
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return new DiskCacheOutputStreams(tocFileStream, dataFileStream, hostTocFileStream, hostDataFileStream);
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}
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/// <summary>
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/// Adds a shader to the cache.
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/// </summary>
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/// <param name="context">GPU context</param>
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/// <param name="program">Cached program</param>
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/// <param name="hostCode">Optional host binary code</param>
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/// <param name="streams">Output streams to use</param>
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public void AddShader(GpuContext context, CachedShaderProgram program, ReadOnlySpan<byte> hostCode, DiskCacheOutputStreams streams = null)
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{
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uint stagesBitMask = 0;
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for (int index = 0; index < program.Shaders.Length; index++)
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{
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var shader = program.Shaders[index];
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if (shader == null || (shader.Info != null && shader.Info.Stage == ShaderStage.Compute))
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{
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continue;
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}
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stagesBitMask |= 1u << index;
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}
|
|
|
|
var tocFileStream = streams != null ? streams.TocFileStream : DiskCacheCommon.OpenFile(_basePath, SharedTocFileName, writable: true);
|
|
var dataFileStream = streams != null ? streams.DataFileStream : DiskCacheCommon.OpenFile(_basePath, SharedDataFileName, writable: true);
|
|
|
|
ulong timestamp = (ulong)DateTime.UtcNow.Subtract(DateTime.UnixEpoch).TotalSeconds;
|
|
|
|
if (tocFileStream.Length == 0)
|
|
{
|
|
TocHeader header = new TocHeader();
|
|
CreateToc(tocFileStream, ref header, TocsMagic, CodeGenVersion, timestamp);
|
|
}
|
|
|
|
tocFileStream.Seek(0, SeekOrigin.End);
|
|
dataFileStream.Seek(0, SeekOrigin.End);
|
|
|
|
BinarySerializer tocWriter = new BinarySerializer(tocFileStream);
|
|
BinarySerializer dataWriter = new BinarySerializer(dataFileStream);
|
|
|
|
ulong dataOffset = (ulong)dataFileStream.Position;
|
|
tocWriter.Write(ref dataOffset);
|
|
|
|
DataEntry entry = new DataEntry();
|
|
|
|
entry.StagesBitMask = stagesBitMask;
|
|
|
|
dataWriter.BeginCompression(DiskCacheCommon.GetCompressionAlgorithm());
|
|
dataWriter.Write(ref entry);
|
|
|
|
DataEntryPerStage stageEntry = new DataEntryPerStage();
|
|
|
|
for (int index = 0; index < program.Shaders.Length; index++)
|
|
{
|
|
var shader = program.Shaders[index];
|
|
if (shader == null)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
stageEntry.GuestCodeIndex = _guestStorage.AddShader(shader.Code, shader.Cb1Data);
|
|
|
|
dataWriter.Write(ref stageEntry);
|
|
}
|
|
|
|
program.SpecializationState.Write(ref dataWriter);
|
|
dataWriter.EndCompression();
|
|
|
|
if (streams == null)
|
|
{
|
|
tocFileStream.Dispose();
|
|
dataFileStream.Dispose();
|
|
}
|
|
|
|
if (hostCode.IsEmpty)
|
|
{
|
|
return;
|
|
}
|
|
|
|
WriteHostCode(context, hostCode, program.Shaders, streams, timestamp);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Clears all content from the guest cache files.
|
|
/// </summary>
|
|
public void ClearGuestCache()
|
|
{
|
|
_guestStorage.ClearCache();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Clears all content from the shared cache files.
|
|
/// </summary>
|
|
/// <param name="context">GPU context</param>
|
|
public void ClearSharedCache()
|
|
{
|
|
using var tocFileStream = DiskCacheCommon.OpenFile(_basePath, SharedTocFileName, writable: true);
|
|
using var dataFileStream = DiskCacheCommon.OpenFile(_basePath, SharedDataFileName, writable: true);
|
|
|
|
tocFileStream.SetLength(0);
|
|
dataFileStream.SetLength(0);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Deletes all content from the host cache files.
|
|
/// </summary>
|
|
/// <param name="context">GPU context</param>
|
|
public void ClearHostCache(GpuContext context)
|
|
{
|
|
using var tocFileStream = DiskCacheCommon.OpenFile(_basePath, GetHostTocFileName(context), writable: true);
|
|
using var dataFileStream = DiskCacheCommon.OpenFile(_basePath, GetHostDataFileName(context), writable: true);
|
|
|
|
tocFileStream.SetLength(0);
|
|
dataFileStream.SetLength(0);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes the host binary code on the host cache.
|
|
/// </summary>
|
|
/// <param name="context">GPU context</param>
|
|
/// <param name="hostCode">Host binary code</param>
|
|
/// <param name="shaders">Shader stages to be added to the host cache</param>
|
|
/// <param name="streams">Output streams to use</param>
|
|
/// <param name="timestamp">File creation timestamp</param>
|
|
private void WriteHostCode(
|
|
GpuContext context,
|
|
ReadOnlySpan<byte> hostCode,
|
|
CachedShaderStage[] shaders,
|
|
DiskCacheOutputStreams streams,
|
|
ulong timestamp)
|
|
{
|
|
var tocFileStream = streams != null ? streams.HostTocFileStream : DiskCacheCommon.OpenFile(_basePath, GetHostTocFileName(context), writable: true);
|
|
var dataFileStream = streams != null ? streams.HostDataFileStream : DiskCacheCommon.OpenFile(_basePath, GetHostDataFileName(context), writable: true);
|
|
|
|
if (tocFileStream.Length == 0)
|
|
{
|
|
TocHeader header = new TocHeader();
|
|
CreateToc(tocFileStream, ref header, TochMagic, 0, timestamp);
|
|
}
|
|
|
|
tocFileStream.Seek(0, SeekOrigin.End);
|
|
dataFileStream.Seek(0, SeekOrigin.End);
|
|
|
|
BinarySerializer tocWriter = new BinarySerializer(tocFileStream);
|
|
BinarySerializer dataWriter = new BinarySerializer(dataFileStream);
|
|
|
|
OffsetAndSize offsetAndSize = new OffsetAndSize();
|
|
offsetAndSize.Offset = (ulong)dataFileStream.Position;
|
|
offsetAndSize.UncompressedSize = (uint)hostCode.Length;
|
|
|
|
long dataStartPosition = dataFileStream.Position;
|
|
|
|
BinarySerializer.WriteCompressed(dataFileStream, hostCode, DiskCacheCommon.GetCompressionAlgorithm());
|
|
|
|
offsetAndSize.CompressedSize = (uint)(dataFileStream.Position - dataStartPosition);
|
|
|
|
tocWriter.Write(ref offsetAndSize);
|
|
|
|
dataWriter.BeginCompression(DiskCacheCommon.GetCompressionAlgorithm());
|
|
|
|
for (int index = 0; index < shaders.Length; index++)
|
|
{
|
|
if (shaders[index] != null)
|
|
{
|
|
WriteShaderProgramInfo(ref dataWriter, shaders[index].Info);
|
|
}
|
|
}
|
|
|
|
dataWriter.EndCompression();
|
|
|
|
if (streams == null)
|
|
{
|
|
tocFileStream.Dispose();
|
|
dataFileStream.Dispose();
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Creates a TOC file for the host or shared cache.
|
|
/// </summary>
|
|
/// <param name="tocFileStream">TOC file stream</param>
|
|
/// <param name="header">Set to the TOC file header</param>
|
|
/// <param name="magic">Magic value to be written</param>
|
|
/// <param name="codegenVersion">Shader codegen version, only valid for the host file</param>
|
|
/// <param name="timestamp">File creation timestamp</param>
|
|
private void CreateToc(Stream tocFileStream, ref TocHeader header, uint magic, uint codegenVersion, ulong timestamp)
|
|
{
|
|
BinarySerializer writer = new BinarySerializer(tocFileStream);
|
|
|
|
header.Magic = magic;
|
|
header.FormatVersion = FileFormatVersionPacked;
|
|
header.CodeGenVersion = codegenVersion;
|
|
header.Padding = 0;
|
|
header.Reserved = 0;
|
|
header.Timestamp = timestamp;
|
|
|
|
if (tocFileStream.Length > 0)
|
|
{
|
|
tocFileStream.Seek(0, SeekOrigin.Begin);
|
|
tocFileStream.SetLength(0);
|
|
}
|
|
|
|
writer.Write(ref header);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Reads the shader program info from the cache.
|
|
/// </summary>
|
|
/// <param name="dataReader">Cache data reader</param>
|
|
/// <returns>Shader program info</returns>
|
|
private static ShaderProgramInfo ReadShaderProgramInfo(ref BinarySerializer dataReader)
|
|
{
|
|
DataShaderInfo dataInfo = new DataShaderInfo();
|
|
|
|
dataReader.ReadWithMagicAndSize(ref dataInfo, ShdiMagic);
|
|
|
|
BufferDescriptor[] cBuffers = new BufferDescriptor[dataInfo.CBuffersCount];
|
|
BufferDescriptor[] sBuffers = new BufferDescriptor[dataInfo.SBuffersCount];
|
|
TextureDescriptor[] textures = new TextureDescriptor[dataInfo.TexturesCount];
|
|
TextureDescriptor[] images = new TextureDescriptor[dataInfo.ImagesCount];
|
|
|
|
for (int index = 0; index < dataInfo.CBuffersCount; index++)
|
|
{
|
|
dataReader.ReadWithMagicAndSize(ref cBuffers[index], BufdMagic);
|
|
}
|
|
|
|
for (int index = 0; index < dataInfo.SBuffersCount; index++)
|
|
{
|
|
dataReader.ReadWithMagicAndSize(ref sBuffers[index], BufdMagic);
|
|
}
|
|
|
|
for (int index = 0; index < dataInfo.TexturesCount; index++)
|
|
{
|
|
dataReader.ReadWithMagicAndSize(ref textures[index], TexdMagic);
|
|
}
|
|
|
|
for (int index = 0; index < dataInfo.ImagesCount; index++)
|
|
{
|
|
dataReader.ReadWithMagicAndSize(ref images[index], TexdMagic);
|
|
}
|
|
|
|
return new ShaderProgramInfo(
|
|
cBuffers,
|
|
sBuffers,
|
|
textures,
|
|
images,
|
|
dataInfo.Stage,
|
|
dataInfo.UsesInstanceId,
|
|
dataInfo.UsesDrawParameters,
|
|
dataInfo.UsesRtLayer,
|
|
dataInfo.ClipDistancesWritten,
|
|
dataInfo.FragmentOutputMap);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes the shader program info into the cache.
|
|
/// </summary>
|
|
/// <param name="dataWriter">Cache data writer</param>
|
|
/// <param name="info">Program info</param>
|
|
private static void WriteShaderProgramInfo(ref BinarySerializer dataWriter, ShaderProgramInfo info)
|
|
{
|
|
if (info == null)
|
|
{
|
|
return;
|
|
}
|
|
|
|
DataShaderInfo dataInfo = new DataShaderInfo();
|
|
|
|
dataInfo.CBuffersCount = (ushort)info.CBuffers.Count;
|
|
dataInfo.SBuffersCount = (ushort)info.SBuffers.Count;
|
|
dataInfo.TexturesCount = (ushort)info.Textures.Count;
|
|
dataInfo.ImagesCount = (ushort)info.Images.Count;
|
|
dataInfo.Stage = info.Stage;
|
|
dataInfo.UsesInstanceId = info.UsesInstanceId;
|
|
dataInfo.UsesDrawParameters = info.UsesDrawParameters;
|
|
dataInfo.UsesRtLayer = info.UsesRtLayer;
|
|
dataInfo.ClipDistancesWritten = info.ClipDistancesWritten;
|
|
dataInfo.FragmentOutputMap = info.FragmentOutputMap;
|
|
|
|
dataWriter.WriteWithMagicAndSize(ref dataInfo, ShdiMagic);
|
|
|
|
for (int index = 0; index < info.CBuffers.Count; index++)
|
|
{
|
|
var entry = info.CBuffers[index];
|
|
dataWriter.WriteWithMagicAndSize(ref entry, BufdMagic);
|
|
}
|
|
|
|
for (int index = 0; index < info.SBuffers.Count; index++)
|
|
{
|
|
var entry = info.SBuffers[index];
|
|
dataWriter.WriteWithMagicAndSize(ref entry, BufdMagic);
|
|
}
|
|
|
|
for (int index = 0; index < info.Textures.Count; index++)
|
|
{
|
|
var entry = info.Textures[index];
|
|
dataWriter.WriteWithMagicAndSize(ref entry, TexdMagic);
|
|
}
|
|
|
|
for (int index = 0; index < info.Images.Count; index++)
|
|
{
|
|
var entry = info.Images[index];
|
|
dataWriter.WriteWithMagicAndSize(ref entry, TexdMagic);
|
|
}
|
|
}
|
|
}
|
|
}
|