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https://github.com/GreemDev/Ryujinx.git
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8e1adb95cf
* Add support for HLE macros and accelerate MultiDrawElementsIndirectCount * Add missing barrier * Fix index buffer count * Add support check for each macro hle before use * Add missing xml doc Co-authored-by: gdkchan <gab.dark.100@gmail.com>
89 lines
3.2 KiB
C#
89 lines
3.2 KiB
C#
using Ryujinx.Common;
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using Ryujinx.Graphics.GAL;
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using System;
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using System.Runtime.InteropServices;
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namespace Ryujinx.Graphics.Gpu.Engine.MME
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{
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/// <summary>
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/// Table with information about High-level implementations of GPU Macro code.
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/// </summary>
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static class MacroHLETable
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{
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/// <summary>
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/// Macroo High-level implementation table entry.
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/// </summary>
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struct TableEntry
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{
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/// <summary>
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/// Name of the Macro function.
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/// </summary>
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public MacroHLEFunctionName Name { get; }
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/// <summary>
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/// Hash of the original binary Macro function code.
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/// </summary>
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public Hash128 Hash { get; }
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/// <summary>
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/// Size (in bytes) of the original binary Macro function code.
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/// </summary>
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public int Length { get; }
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/// <summary>
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/// Creates a new table entry.
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/// </summary>
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/// <param name="name">Name of the Macro function</param>
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/// <param name="hash">Hash of the original binary Macro function code</param>
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/// <param name="length">Size (in bytes) of the original binary Macro function code</param>
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public TableEntry(MacroHLEFunctionName name, Hash128 hash, int length)
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{
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Name = name;
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Hash = hash;
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Length = length;
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}
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}
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private static readonly TableEntry[] Table = new TableEntry[]
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{
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new TableEntry(MacroHLEFunctionName.MultiDrawElementsIndirectCount, new Hash128(0x890AF57ED3FB1C37, 0x35D0C95C61F5386F), 0x19C)
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};
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private static bool IsMacroHLESupported(Capabilities caps, MacroHLEFunctionName name)
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{
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if (name == MacroHLEFunctionName.MultiDrawElementsIndirectCount)
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{
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return caps.SupportsIndirectParameters;
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}
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return false;
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}
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/// <summary>
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/// Checks if there's a fast, High-level implementation of the specified Macro code available.
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/// </summary>
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/// <param name="code">Macro code to be checked</param>
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/// <param name="caps">Renderer capabilities to check for this macro HLE support</param>
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/// <param name="name">Name of the function if a implementation is available and supported, otherwise <see cref="MacroHLEFunctionName.None"/></param>
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/// <returns>True if there is a implementation available and supported, false otherwise</returns>
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public static bool TryGetMacroHLEFunction(ReadOnlySpan<int> code, Capabilities caps, out MacroHLEFunctionName name)
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{
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var mc = MemoryMarshal.Cast<int, byte>(code);
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for (int i = 0; i < Table.Length; i++)
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{
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ref var entry = ref Table[i];
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var hash = XXHash128.ComputeHash(mc.Slice(0, entry.Length));
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if (hash == entry.Hash)
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{
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name = entry.Name;
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return IsMacroHLESupported(caps, name);
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}
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}
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name = MacroHLEFunctionName.None;
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return false;
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}
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}
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}
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