From 5ea4a279782c35dbcafde0f98a0f8f064cf2bd61 Mon Sep 17 00:00:00 2001
From: Benjamin Otte <otte@gnome.org>
Date: Thu, 25 Jul 2024 12:30:40 +0200
Subject: [PATCH] Fix reverse HLG transform

The +b needs to happen outside of the exp() call to be the reverse of the original HLG.
---
 css-color-hdr/Overview.bs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/css-color-hdr/Overview.bs b/css-color-hdr/Overview.bs
index 8f317d81e6f..8c00dbd6712 100644
--- a/css-color-hdr/Overview.bs
+++ b/css-color-hdr/Overview.bs
@@ -578,7 +578,7 @@ Predefined color spaces for HDR: {#predefined-HDR}
 			E = (Edash ** 2) / 3;
 		}
 		else {
-			E = Math.exp(((Edash - c) / a) + b) / 12;
+			E = (Math.exp((Edash - c) / a) + b) / 12;
 		}
 	</pre>