Refactor shader GPU state and memory access (#1203)

* Refactor shader GPU state and memory access

* Fix NVDEC project build

* Address PR feedback and add missing XML comments

1 files changed, 17 insertions, 1 deletions

diff --git a/Ryujinx.ShaderTools/Program.cs b/Ryujinx.ShaderTools/Program.cs
index 25ac8d2a..567083e4 100644
--- a/Ryujinx.ShaderTools/Program.cs
+++ b/Ryujinx.ShaderTools/Program.cs
@@ -2,11 +2,27 @@
 using Ryujinx.Graphics.Shader.Translation;
 using System;
 using System.IO;
+using System.Runtime.InteropServices;
 
 namespace Ryujinx.ShaderTools
 {
     class Program
     {
+        private class GpuAccessor : IGpuAccessor
+        {
+            private readonly byte[] _data;
+
+            public GpuAccessor(byte[] data)
+            {
+                _data = data;
+            }
+
+            public T MemoryRead<T>(ulong address) where T : unmanaged
+            {
+                return MemoryMarshal.Cast<byte, T>(new ReadOnlySpan<byte>(_data).Slice((int)address))[0];
+            }
+        }
+
         static void Main(string[] args)
         {
             if (args.Length == 1 || args.Length == 2)
@@ -20,7 +36,7 @@ namespace Ryujinx.ShaderTools
 
                 byte[] data = File.ReadAllBytes(args[^1]);
 
-                string code = Translator.Translate(data, new TranslatorCallbacks(null, null), flags).Code;
+                string code = Translator.Translate(0, new GpuAccessor(data), flags).Code;
 
                 Console.WriteLine(code);
             }