From db2bb0ab5d2747f0d07878e3b8a7d2d10c755110 Mon Sep 17 00:00:00 2001 From: hwc487 Date: Thu, 7 Jun 2012 17:07:21 -0700 Subject: Material cleanup --- assets/shaders/Fly.frag.glsl | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'assets/shaders/Fly.frag.glsl') diff --git a/assets/shaders/Fly.frag.glsl b/assets/shaders/Fly.frag.glsl index f99b5ab8..d36928a1 100644 --- a/assets/shaders/Fly.frag.glsl +++ b/assets/shaders/Fly.frag.glsl @@ -4,6 +4,7 @@ precision highp float; uniform vec2 u_resolution; uniform float u_time; +uniform float u_speed; uniform sampler2D u_tex0; void main(void) @@ -11,13 +12,13 @@ void main(void) vec2 p = -1.0 + 2.0 * gl_FragCoord.xy / u_resolution.xy; vec2 uv; - float an = u_time*.25; + float an = u_time*u_speed*.25; float x = p.x*cos(an)-p.y*sin(an); float y = p.x*sin(an)+p.y*cos(an); uv.x = .25*x/abs(y); - uv.y = .20*u_time + .25/abs(y); + uv.y = .20*u_time*u_speed + .25/abs(y); gl_FragColor = vec4(texture2D(u_tex0,uv).xyz * y*y, 1.0); } -- cgit v1.2.3