From 4047477866a8ed7e375c0ebe5de254d61860936d Mon Sep 17 00:00:00 2001
From: gdkchan <gab.dark.100@gmail.com>
Date: Sun, 7 Feb 2021 20:42:17 -0300
Subject: Simplify handling of shader vertex A (#1999)

* Simplify handling of shader vertex A

* Theres no transformation feedback, its transform

* Merge TextureHandlesForCache
---
 Ryujinx.Graphics.Gpu/Shader/Cache/CacheHelper.cs | 20 ++++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)

(limited to 'Ryujinx.Graphics.Gpu/Shader/Cache/CacheHelper.cs')

diff --git a/Ryujinx.Graphics.Gpu/Shader/Cache/CacheHelper.cs b/Ryujinx.Graphics.Gpu/Shader/Cache/CacheHelper.cs
index d109f1cd..1ec4ab74 100644
--- a/Ryujinx.Graphics.Gpu/Shader/Cache/CacheHelper.cs
+++ b/Ryujinx.Graphics.Gpu/Shader/Cache/CacheHelper.cs
@@ -280,7 +280,7 @@ namespace Ryujinx.Graphics.Gpu.Shader.Cache
                     }
                 }
 
-                // Transformation feedback
+                // Transform feedback
                 if (tfd != null)
                 {
                     foreach (TransformFeedbackDescriptor transform in tfd)
@@ -311,7 +311,7 @@ namespace Ryujinx.Graphics.Gpu.Shader.Cache
         /// <param name="data">The raw guest transform feedback descriptors</param>
         /// <param name="header">The guest shader program header</param>
         /// <returns>The transform feedback descriptors read from guest</returns>
-        public static TransformFeedbackDescriptor[] ReadTransformationFeedbackInformations(ref ReadOnlySpan<byte> data, GuestShaderCacheHeader header)
+        public static TransformFeedbackDescriptor[] ReadTransformFeedbackInformation(ref ReadOnlySpan<byte> data, GuestShaderCacheHeader header)
         {
             if (header.TransformFeedbackCount != 0)
             {
@@ -376,9 +376,11 @@ namespace Ryujinx.Graphics.Gpu.Shader.Cache
         /// <returns>Guest shader cahe entries from the runtime contexts</returns>
         public static GuestShaderCacheEntry[] CreateShaderCacheEntries(MemoryManager memoryManager, ReadOnlySpan<TranslatorContext> shaderContexts)
         {
-            GuestShaderCacheEntry[] entries = new GuestShaderCacheEntry[shaderContexts.Length];
+            int startIndex = shaderContexts.Length > 1 ? 1 : 0;
 
-            for (int i = 0; i < shaderContexts.Length; i++)
+            GuestShaderCacheEntry[] entries = new GuestShaderCacheEntry[shaderContexts.Length - startIndex];
+
+            for (int i = startIndex; i < shaderContexts.Length; i++)
             {
                 TranslatorContext context = shaderContexts[i];
 
@@ -387,15 +389,17 @@ namespace Ryujinx.Graphics.Gpu.Shader.Cache
                     continue;
                 }
 
-                int sizeA = context.AddressA == 0 ? 0 : context.SizeA;
+                TranslatorContext translatorContext2 = i == 1 ? shaderContexts[0] : null;
+
+                int sizeA = translatorContext2 != null ? translatorContext2.Size : 0;
 
                 byte[] code = new byte[context.Size + sizeA];
 
                 memoryManager.GetSpan(context.Address, context.Size).CopyTo(code);
 
-                if (context.AddressA != 0)
+                if (translatorContext2 != null)
                 {
-                    memoryManager.GetSpan(context.AddressA, context.SizeA).CopyTo(code.AsSpan().Slice(context.Size, context.SizeA));
+                    memoryManager.GetSpan(translatorContext2.Address, sizeA).CopyTo(code.AsSpan().Slice(context.Size, sizeA));
                 }
 
                 GuestGpuAccessorHeader gpuAccessorHeader = CreateGuestGpuAccessorCache(context.GpuAccessor);
@@ -421,7 +425,7 @@ namespace Ryujinx.Graphics.Gpu.Shader.Cache
                     }
                 }
 
-                entries[i] = entry;
+                entries[i - startIndex] = entry;
             }
 
             return entries;
-- 
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