From ad51d1423a54ee9d218cda1b3e69e221a0b50485 Mon Sep 17 00:00:00 2001
From: Josh Tsuji <tsuji@google.com>
Date: Mon, 28 Jun 2021 15:58:37 -0400
Subject: [PATCH] Use a linear interpolator for screen off, since the reveal
 effects already interpolate the reveal amount internally.

This was 'doubling up' interpolators causing unwanted timing effects, such as a seeming pause at the beginning.

Fixes: 191149706
Test: screen off begins faster
Change-Id: I92ad0cd5059b84a79069a4d3da37da1f92d03548
---
 .../statusbar/phone/UnlockedScreenOffAnimationController.kt     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/UnlockedScreenOffAnimationController.kt b/packages/SystemUI/src/com/android/systemui/statusbar/phone/UnlockedScreenOffAnimationController.kt
index 9a04d39c4e9e9..6b00dd4b49e8c 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/UnlockedScreenOffAnimationController.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/UnlockedScreenOffAnimationController.kt
@@ -57,7 +57,7 @@ class UnlockedScreenOffAnimationController @Inject constructor(
 
     private val lightRevealAnimator = ValueAnimator.ofFloat(1f, 0f).apply {
         duration = LIGHT_REVEAL_ANIMATION_DURATION
-        interpolator = Interpolators.FAST_OUT_SLOW_IN_REVERSE
+        interpolator = Interpolators.LINEAR
         addUpdateListener { lightRevealScrim.revealAmount = it.animatedValue as Float }
         addListener(object : AnimatorListenerAdapter() {
             override fun onAnimationCancel(animation: Animator?) {