From f9c969788a758f913001047dca99aff00a853de8 Mon Sep 17 00:00:00 2001
From: Dean Herbert <pe@ppy.sh>
Date: Thu, 12 Sep 2019 13:56:23 +0900
Subject: [PATCH] Fix keys not reaching full brightness as soon as they should

---
 osu.Game/Screens/Play/KeyCounter.cs | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/osu.Game/Screens/Play/KeyCounter.cs b/osu.Game/Screens/Play/KeyCounter.cs
index 88a62ac8d4..ad5fcfcf24 100644
--- a/osu.Game/Screens/Play/KeyCounter.cs
+++ b/osu.Game/Screens/Play/KeyCounter.cs
@@ -130,15 +130,17 @@ namespace osu.Game.Screens.Play
 
         private void updateGlowSprite(bool show)
         {
+            double remainingFadeTime = FadeTime * (1 - glowSprite.Alpha);
+
             if (show)
             {
-                glowSprite.FadeIn(FadeTime);
-                textLayer.FadeColour(KeyDownTextColor, FadeTime);
+                glowSprite.FadeIn(remainingFadeTime);
+                textLayer.FadeColour(KeyDownTextColor, remainingFadeTime);
             }
             else
             {
-                glowSprite.FadeOut(FadeTime);
-                textLayer.FadeColour(KeyUpTextColor, FadeTime);
+                glowSprite.FadeOut(remainingFadeTime);
+                textLayer.FadeColour(KeyUpTextColor, remainingFadeTime);
             }
         }