From 1668ba913fb6019587098ada7431db32d8089951 Mon Sep 17 00:00:00 2001
From: gdkchan <gab.dark.100@gmail.com>
Date: Tue, 9 Jul 2024 23:31:01 -0300
Subject: [PATCH] Force dynamic state update after rasterizer discard disable
 (#7007)

---
 src/Ryujinx.Graphics.Vulkan/PipelineBase.cs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/Ryujinx.Graphics.Vulkan/PipelineBase.cs b/src/Ryujinx.Graphics.Vulkan/PipelineBase.cs
index 8d7cd5472..00fcc0783 100644
--- a/src/Ryujinx.Graphics.Vulkan/PipelineBase.cs
+++ b/src/Ryujinx.Graphics.Vulkan/PipelineBase.cs
@@ -1020,6 +1020,13 @@ namespace Ryujinx.Graphics.Vulkan
         {
             _newState.RasterizerDiscardEnable = discard;
             SignalStateChange();
+
+            if (!discard && Gd.Vendor == Vendor.Qualcomm)
+            {
+                // On Adreno, enabling rasterizer discard somehow corrupts the viewport state.
+                // Force it to be updated on next use to work around this bug.
+                DynamicState.ForceAllDirty();
+            }
         }
 
         public void SetRenderTargetColorMasks(ReadOnlySpan<uint> componentMask)