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authorAnanya Sen2012-06-19 11:00:49 -0700
committerAnanya Sen2012-06-19 11:00:49 -0700
commitf1d8401aeb84e0eb0680caf72878dae26fd78a37 (patch)
tree31771ccaf3d1e2ddf01fa9605438d20be0d155d7 /assets/shaders/Keleidoscope.frag.glsl
parent9ea2610cec6569e7b7d5268b6c65bbf94c4753e5 (diff)
parent483ad57efcd6475776f580c3af5b60e6deeaf781 (diff)
downloadninja-f1d8401aeb84e0eb0680caf72878dae26fd78a37.tar.gz
Merge branch 'refs/heads/ninja-internal-master' into cut-copy-paste
Diffstat (limited to 'assets/shaders/Keleidoscope.frag.glsl')
-rw-r--r--assets/shaders/Keleidoscope.frag.glsl8
1 files changed, 6 insertions, 2 deletions
diff --git a/assets/shaders/Keleidoscope.frag.glsl b/assets/shaders/Keleidoscope.frag.glsl
index 7d1bdb17..7d95a95b 100644
--- a/assets/shaders/Keleidoscope.frag.glsl
+++ b/assets/shaders/Keleidoscope.frag.glsl
@@ -4,20 +4,24 @@ precision highp float;
4 4
5uniform vec2 u_resolution; 5uniform vec2 u_resolution;
6uniform float u_time; 6uniform float u_time;
7uniform float u_speed;
7uniform sampler2D u_tex0; 8uniform sampler2D u_tex0;
8 9
9void main(void) 10void main(void)
10{ 11{
11 vec2 p = -1.0 + 2.0 * gl_FragCoord.xy / u_resolution.xy; 12 vec2 p = -1.0 + 2.0 * gl_FragCoord.xy / u_resolution.xy;
12 vec2 uv; 13 vec2 uv;
14
15 float time = u_time * u_speed;
13 16
14 float a = atan(p.y,p.x); 17 float a = atan(p.y,p.x);
15 float r = sqrt(dot(p,p)); 18 float r = sqrt(dot(p,p));
16 19
17 uv.x = 7.0*a/3.1416; 20 uv.x = 7.0*a/3.1416;
18 uv.y = -u_time+ sin(7.0*r+u_time) + .7*cos(u_time+7.0*a); 21 uv.y = -time + sin(7.0*r+time) + .7*cos(
22 +7.0*a);
19 23
20 float w = .5+.5*(sin(u_time+7.0*r)+ .7*cos(u_time+7.0*a)); 24 float w = .5+.5*(sin(time+7.0*r)+ .7*cos(time+7.0*a));
21 25
22 vec3 col = texture2D(u_tex0,uv*.5).xyz; 26 vec3 col = texture2D(u_tex0,uv*.5).xyz;
23 27