From 5f9699734c9e58552a58f2708fed925986158f61 Mon Sep 17 00:00:00 2001
From: Teddy Wing
Date: Wed, 3 Mar 2021 23:08:20 +0100
Subject: Try inverting display colours

Invert the screen colours for as long as the program is active. Only
works on the main display currently.

Inspired by Nikolai Ruhe's
(https://stackoverflow.com/users/104790/nikolai-ruhe) answer on Stack
Overflow about screen colour inversion:
https://stackoverflow.com/questions/14163788/how-does-on-screen-color-inversion-work-in-os-x/14165523#14165523

and this question:
https://stackoverflow.com/questions/32823023/permanently-modifying-rgb-gamma-table
---
 Makefile | 2 ++
 1 file changed, 2 insertions(+)
 create mode 100644 Makefile

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..b6b403c
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,2 @@
+all:
+	clang -x objective-c -framework Coregraphics -o invert-catalina-invert main.m
-- 
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