From 7373ec579226e198d3d7825811eb592489acee1c Mon Sep 17 00:00:00 2001
From: riperiperi <rhy3756547@hotmail.com>
Date: Sat, 19 Nov 2022 02:11:34 +0000
Subject: [PATCH] Vulkan: Clear dummy texture to (0,0,0,0) on creation (#3867)

This might fix an issue with AMD gpus on linux where the data could contain random garbage data. On the switch, it always samples as 0.
---
 Ryujinx.Graphics.Vulkan/DescriptorSetUpdater.cs | 6 ++++++
 Ryujinx.Graphics.Vulkan/PipelineBase.cs         | 2 ++
 2 files changed, 8 insertions(+)

diff --git a/Ryujinx.Graphics.Vulkan/DescriptorSetUpdater.cs b/Ryujinx.Graphics.Vulkan/DescriptorSetUpdater.cs
index e0d5d286..8479bcf7 100644
--- a/Ryujinx.Graphics.Vulkan/DescriptorSetUpdater.cs
+++ b/Ryujinx.Graphics.Vulkan/DescriptorSetUpdater.cs
@@ -130,6 +130,12 @@ namespace Ryujinx.Graphics.Vulkan
                 1f));
         }
 
+        public void Initialize()
+        {
+            Span<byte> dummyTextureData = stackalloc byte[4];
+            _dummyTexture.SetData(dummyTextureData);
+        }
+
         public void SetProgram(ShaderCollection program)
         {
             _program = program;
diff --git a/Ryujinx.Graphics.Vulkan/PipelineBase.cs b/Ryujinx.Graphics.Vulkan/PipelineBase.cs
index 4efe61bf..5d2263aa 100644
--- a/Ryujinx.Graphics.Vulkan/PipelineBase.cs
+++ b/Ryujinx.Graphics.Vulkan/PipelineBase.cs
@@ -114,6 +114,8 @@ namespace Ryujinx.Graphics.Vulkan
 
         public void Initialize()
         {
+            _descriptorSetUpdater.Initialize();
+
             SupportBufferUpdater = new SupportBufferUpdater(Gd);
             SupportBufferUpdater.UpdateRenderScale(_renderScale, 0, SupportBuffer.RenderScaleMaxCount);