Shader Library

uniform float u_time;

uniform vec2 u_resolution;

uniform vec2 u_mousepos;

void main()

{

gl_FragColor = vec4(

v_uv.x,

smoothstep(0.0, 0.1, sin(v_uv.y * u_time * 130.0)),

v_uv.y,

1.0

);

}