From 7a9e86adff5d6874fadff290f090e9453ecb5236 Mon Sep 17 00:00:00 2001
From: thomas-zeng <thomas.zeng@unity3d.com>
Date: Mon, 1 Mar 2021 12:21:09 -0800
Subject: [PATCH] * Removed TryGetDisplayRefreshRate call as openXR does not
 support it. * Changed default frametarget to 300 so that XR application
 target fps never throttle the frame cadence.

---
 com.unity.render-pipelines.universal/Runtime/XR/XRSystem.cs | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/com.unity.render-pipelines.universal/Runtime/XR/XRSystem.cs b/com.unity.render-pipelines.universal/Runtime/XR/XRSystem.cs
index ec9330113d3..10017779200 100644
--- a/com.unity.render-pipelines.universal/Runtime/XR/XRSystem.cs
+++ b/com.unity.render-pipelines.universal/Runtime/XR/XRSystem.cs
@@ -173,9 +173,7 @@ internal List<XRPass> SetupFrame(CameraData cameraData)
                 // Disable vsync on the main display when rendering to a XR device.
                 QualitySettings.vSyncCount = 0;
                 // On Android and iOS, vSyncCount is ignored and all frame rate control is done using Application.targetFrameRate.
-                // Set targetFrameRate to XR refresh rate (round up)
-                float frameRate = 120.0f;
-                frameRate = display.TryGetDisplayRefreshRate(out float refreshRate) ? refreshRate : frameRate;
+                float frameRate = 300.0f;
                 Application.targetFrameRate = Mathf.CeilToInt(frameRate);
 
                 CreateLayoutFromXrSdk(camera, singlePassAllowed: true);