From 107dcbadef6e68cbcacb687c537f38f3bfca043c Mon Sep 17 00:00:00 2001 From: Benjamin Franzke Date: Wed, 21 Mar 2012 10:07:36 +0100 Subject: wimmel_gl: Use luminance textures --- wimmel.frag | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'wimmel.frag') diff --git a/wimmel.frag b/wimmel.frag index 42b0139..22adcf9 100644 --- a/wimmel.frag +++ b/wimmel.frag @@ -17,7 +17,8 @@ main() vec4 orig = texture2D(tex, v_texcoord + vec2(i,j)); vec4 match = texture2D(tex2, vec2(i, j) / srect.zw); - diff += int(any(greaterThan(abs(orig - match), vec4(0.2)))); + if (abs(orig.r - match.r) > 0.08) + ++diff; } } -- cgit