From be17d302ac1fc0286a52bcbb5ac00f093c350219 Mon Sep 17 00:00:00 2001
From: KeatonTheBot <onikeaton@gmail.com>
Date: Fri, 1 Nov 2024 20:40:32 -0500
Subject: [PATCH] Increase texture cache @ 4 GiB DRAM for higher VRAM cards

---
 .../Image/AutoDeleteCache.cs                  | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

diff --git a/src/Ryujinx.Graphics.Gpu/Image/AutoDeleteCache.cs b/src/Ryujinx.Graphics.Gpu/Image/AutoDeleteCache.cs
index 74967b190..5adb20669 100644
--- a/src/Ryujinx.Graphics.Gpu/Image/AutoDeleteCache.cs
+++ b/src/Ryujinx.Graphics.Gpu/Image/AutoDeleteCache.cs
@@ -48,10 +48,13 @@ namespace Ryujinx.Graphics.Gpu.Image
     {
         private const int MinCountForDeletion = 32;
         private const int MaxCapacity = 2048;
+        private const ulong MiB = 1024 * 1024;
         private const ulong GiB = 1024 * 1024 * 1024;
-        private ulong MaxTextureSizeCapacity = 4UL * GiB;
-        private const ulong MinTextureSizeCapacity = 512 * 1024 * 1024;
+        private ulong MaxTextureSizeCapacity = 4 * GiB;
+        private const ulong MinTextureSizeCapacity = 512 * MiB;
         private const ulong DefaultTextureSizeCapacity = 1 * GiB;
+        private const ulong TextureSizeCapacity4GiBLow = 1536 * MiB;
+        private const ulong TextureSizeCapacity4GiBHigh = 2 * GiB;
         private const ulong TextureSizeCapacity6GiB = 4 * GiB;
         private const ulong TextureSizeCapacity8GiB = 6 * GiB;
         private const ulong TextureSizeCapacity12GiB = 12 * GiB;
@@ -81,12 +84,22 @@ namespace Ryujinx.Graphics.Gpu.Image
         public void Initialize(GpuContext context, ulong cpuMemorySize)
         {
             var cpuMemorySizeGiB = cpuMemorySize / GiB;
+            var MaximumGpuMemory = (ulong)(context.Capabilities.MaximumGpuMemory);
+            var MaximumGpuMemoryGiB = (ulong)(context.Capabilities.MaximumGpuMemory) / GiB;
 
-            if (cpuMemorySizeGiB < 6 || context.Capabilities.MaximumGpuMemory == 0)
+            if (cpuMemorySizeGiB < 6 && MaximumGpuMemoryGiB < 8)
             {
                 _maxCacheMemoryUsage = DefaultTextureSizeCapacity;
                 return;
             }
+            else if (cpuMemorySizeGiB < 6 && MaximumGpuMemoryGiB >= 8 && MaximumGpuMemoryGiB < 12)
+            {
+                MaxTextureSizeCapacity = TextureSizeCapacity4GiBLow;
+            }
+            else if (cpuMemorySizeGiB < 6 && MaximumGpuMemoryGiB >= 12)
+            {
+                MaxTextureSizeCapacity = TextureSizeCapacity4GiBHigh;
+            }
             else if (cpuMemorySizeGiB == 6)
             {
                 MaxTextureSizeCapacity = TextureSizeCapacity6GiB;