[Backport 2022.1] Universal, Fix Swap Buffer Issue

Evergreen · Evergreen · commit f750ea83aad3 · 2022-09-25T00:40:43.000Z
Backport of #6522
diff --git a/Packages/com.unity.render-pipelines.universal/Runtime/RenderTargetBufferSystem.cs b/Packages/com.unity.render-pipelines.universal/Runtime/RenderTargetBufferSystem.cs
@@ -110,7 +110,7 @@ public void SetCameraSettings(CommandBuffer cmd, RenderTextureDescriptor desc, F
 
         public RTHandle GetBufferA()
         {
-            return m_A.rtMSAA;
+            return (m_AllowMSAA && m_A.msaa > 1) ? m_A.rtMSAA : m_A.rtResolve;
         }
 
         public void EnableMSAA(bool enable)

Original file line number	Diff line number	Diff line change
`@@ -110,7 +110,7 @@ public void SetCameraSettings(CommandBuffer cmd, RenderTextureDescriptor desc, F`
`110`	`110`
`111`	`111`	`public RTHandle GetBufferA()`
`112`	`112`	`{`
`113`		`- return m_A.rtMSAA;`
	`113`	`+ return (m_AllowMSAA && m_A.msaa > 1) ? m_A.rtMSAA : m_A.rtResolve;`
`114`	`114`	`}`
`115`	`115`
`116`	`116`	`public void EnableMSAA(bool enable)`