From fada9e8571139a0b845aa2916c911da023f0d52b Mon Sep 17 00:00:00 2001
From: James O'Leary <jamesoleary@google.com>
Date: Wed, 28 Apr 2021 15:30:48 -0400
Subject: [PATCH] Don't use pow for distance calculation

Bug: 186664313
Test: `mp droid`, verify wallpaper extraction continues to succeed
Change-Id: I8136522379abfe5cbce83beae904559e68725aca
---
 .../java/com/android/internal/graphics/palette/LABCentroid.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/java/com/android/internal/graphics/palette/LABCentroid.java b/core/java/com/android/internal/graphics/palette/LABCentroid.java
index 98d5d26848575..408cf1fe91939 100644
--- a/core/java/com/android/internal/graphics/palette/LABCentroid.java
+++ b/core/java/com/android/internal/graphics/palette/LABCentroid.java
@@ -62,6 +62,6 @@ public class LABCentroid implements CentroidProvider {
         double dL = a[0] - b[0];
         double dA = a[1] - b[1];
         double dB = a[2] - b[2];
-        return (float) (Math.pow(dL, 2) + Math.pow(dA, 2) + Math.pow(dB, 2));
+        return (float) (dL * dL + dA * dA + dB * dB);
     }
 }