From: Steinar H. Gunderson <sgunderson@bigfoot.com>
Date: Tue, 2 Oct 2012 18:37:44 +0000 (+0200)
Subject: Less stupid mirroring.
X-Git-Tag: 1.0~420
X-Git-Url: https://git.sesse.net/?p=movit;a=commitdiff_plain;h=2950c89a229eeff9500d619b2ca15c8a4b8eeb29;ds=sidebyside

Less stupid mirroring.
---

diff --git a/mirror_effect.frag b/mirror_effect.frag
index 2f52d2b..0d4206a 100644
--- a/mirror_effect.frag
+++ b/mirror_effect.frag
@@ -1,6 +1,6 @@
 // Mirrors the image horizontally.
 vec4 FUNCNAME(vec2 tc)
 {
-	tc = vec2(1.0, 0.0) + tc * vec2(-1.0, 1.0);
+	tc.x = 1.0 - tc.x;
 	return LAST_INPUT(tc);
 }