From 23a4ac0c2156043c059d98e4e384ce587476aabe Mon Sep 17 00:00:00 2001
From: Steven Allen <steven@stebalien.com>
Date: Tue, 4 Nov 2025 09:06:42 -0800
Subject: [PATCH] Apply a mask heuristic to icons

This heuristic will make a background transparent as long as that
background color appears in all 4 corners. It's a heuristic so it won't
always produce correct results, but, IMO, it's better than nothing.
---
 ednc.el | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ednc.el b/ednc.el
index cc07c32..0ffa44e 100644
--- a/ednc.el
+++ b/ednc.el
@@ -314,6 +314,7 @@ This function modifies the notification's hints."
       (when image
         (setf (image-property image :max-height) '(1.0 . ch)
               (image-property image :scale) 1.0
+              (image-property image :mask) 'heuristic
               (image-property image :ascent) 'center)
         (push (cons 'icon (propertize " " 'display image))
                     (ednc-notification-amendments new))))))