From 1e2e8b6a12ed6484f2b6fa1fd740adbe071c15b3 Mon Sep 17 00:00:00 2001
From: Nico de Poel <ndepoel@gmail.com>
Date: Tue, 13 Jun 2023 11:54:13 +0200
Subject: [PATCH] Release FSR2 resources when it's not in use. This frees up
 VRAM but also ensures that the mipmap bias is undone when switching to
 another AA option.

---
 .../PostProcessing/Runtime/PostProcessLayer.cs               | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/PostProcessLayer.cs b/Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/PostProcessLayer.cs
index b01f276..7bc836b 100644
--- a/Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/PostProcessLayer.cs
+++ b/Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/PostProcessLayer.cs
@@ -626,6 +626,11 @@ namespace UnityEngine.Rendering.PostProcessing
                 superResolution.ConfigureCameraViewport(context);
                 context.SetRenderSize(superResolution.renderSize);
             }
+            else
+            {
+                // Ensure all of FSR2's resources are released when it's not in use
+                superResolution.Release();
+            }
 
             context.command = m_LegacyCmdBufferOpaque;
             TextureLerper.instance.BeginFrame(context);