From 256e3819dfbe2a6e090ddafa5854a2a40435affe Mon Sep 17 00:00:00 2001
From: Dunedan <dunedan@phoenitydawn.de>
Date: Sun, 15 Jun 2025 07:43:48 +0200
Subject: [PATCH] Use other composition for multiple graphs

"lighten" would result in a disappearing graph when too many graphs
overlapped, "exclusion" looks much better in this situation.
---
 source/tools/profiler2/profiler2.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/source/tools/profiler2/profiler2.js b/source/tools/profiler2/profiler2.js
index fe74f6f7e9..c124b5ecff 100644
--- a/source/tools/profiler2/profiler2.js
+++ b/source/tools/profiler2/profiler2.js
@@ -121,7 +121,7 @@ function draw_frequency_graph()
 		nb.textContent = type + " - n=" + time_by_frame.length;
 		legend.appendChild(nb);
 
-		context.globalCompositeOperation = "lighter";
+		context.globalCompositeOperation = "exclusion";
 		context.beginPath();
 		context.strokeStyle = colour;
 		context.lineWidth = 1;
@@ -226,7 +226,7 @@ function draw_history_graph()
 		const time_by_frame = series_data[type];
 
 		context.beginPath();
-		context.globalCompositeOperation = "lighten";
+		context.globalCompositeOperation = "exclusion";
 		context.strokeStyle = colour;
 		context.lineWidth = 0.75;