shaders/fence/scratch.frag
2020-04-24 16:07:47 +10:00

20 lines
327 B
GLSL

#ifdef GL_ES
precision mediump float;
#endif
uniform vec2 u_resolution;
uniform vec2 u_mouse;
uniform float u_time;
void main() {
vec3 color = vec3(0);
vec2 st = (gl_FragCoord.xy-.5*u_resolution.xy)/u_resolution.y;
st *= u_time;
float m = .5 - abs(sin(st.x));
color += m;
gl_FragColor = vec4(color,1.0);
}