From a9999149301d5d08ca24de10567fb383b97603e8 Mon Sep 17 00:00:00 2001
From: Jun Wang <quic_junwan@quicinc.com>
Date: Tue, 14 Jun 2022 17:10:33 +0800
Subject: Update frame interval when refresh rate changes

Change-Id: I7ee7b257b41e2435d004782ee221e26c733a98b9
CRs-Fixed: 3219183
---
 core/java/android/view/Choreographer.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/core/java/android/view/Choreographer.java b/core/java/android/view/Choreographer.java
index 39beeeae11de..c3511e7c036d 100644
--- a/core/java/android/view/Choreographer.java
+++ b/core/java/android/view/Choreographer.java
@@ -844,6 +844,10 @@ public final class Choreographer {
                 mLastVsyncEventData = vsyncEventData;
             }
 
+            if (frameIntervalNanos > 0 && frameIntervalNanos != mFrameIntervalNanos) {
+                mFrameIntervalNanos = frameIntervalNanos;
+                ScrollOptimizer.setFrameInterval(mFrameIntervalNanos);
+            }
             ScrollOptimizer.setUITaskStatus(true);
             AnimationUtils.lockAnimationClock(frameTimeNanos / TimeUtils.NANOS_PER_MS);
 
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