aboutsummaryrefslogtreecommitdiff
path: root/assets/shaders/Julia.frag.glsl
diff options
context:
space:
mode:
Diffstat (limited to 'assets/shaders/Julia.frag.glsl')
-rw-r--r--assets/shaders/Julia.frag.glsl26
1 files changed, 0 insertions, 26 deletions
diff --git a/assets/shaders/Julia.frag.glsl b/assets/shaders/Julia.frag.glsl
deleted file mode 100644
index 7e616c40..00000000
--- a/assets/shaders/Julia.frag.glsl
+++ /dev/null
@@ -1,26 +0,0 @@
1#ifdef GL_ES
2precision highp float;
3#endif
4
5uniform vec2 u_resolution;
6uniform float u_time;
7uniform float u_speed;
8
9void main(void)
10{
11 vec2 p = -1.0 + 2.0 * gl_FragCoord.xy / u_resolution.xy;
12 vec2 cc = vec2( cos(.25*u_time*u_speed), sin(.25*u_time*u_speed*1.423) );
13
14 float dmin = 1000.0;
15 vec2 z = p*vec2(1.33,1.0);
16 for( int i=0; i<64; i++ )
17 {
18 z = cc + vec2( z.x*z.x - z.y*z.y, 2.0*z.x*z.y );
19 float m2 = dot(z,z);
20 if( m2>100.0 ) break;
21 dmin=min(dmin,m2);
22 }
23
24 float color = sqrt(sqrt(dmin))*0.7;
25 gl_FragColor = vec4(color,color,color,1.0);
26} \ No newline at end of file