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        #ifdef GL_ES
        precision mediump float;
        #endif
        
        uniform vec2 resolution;
        uniform float time;
        void main() {
            vec2 uv = -1. + 2. * gl_FragCoord.xy / resolution.xy;
    float a_1 = atan( sin( time * 4.) );float a_0 = tan( acos( uv.x * exp2( radians( uv.y * time - floor(uv.y * time) ) ) - floor(uv.x * exp2( radians( uv.y * time - floor(uv.y * time) ) )) ) * time);gl_FragColor = clamp( abs( vec4(
     uv.y * sign( sin( uv.x * uv.y * cos( a_1 / time) - floor(uv.y * cos( a_1 / time)) - floor(uv.x * uv.y * cos( a_1 / time) - floor(uv.y * cos( a_1 / time))) + time) ) - floor(uv.y * sign( sin( uv.x * uv.y * cos( a_1 / time) - floor(uv.y * cos( a_1 / time)) - floor(uv.x * uv.y * cos( a_1 / time) - floor(uv.y * cos( a_1 / time))) + time) )) ,
     a_0 ,
     uv.x * time - floor(uv.x * time) ,
     1. ) ),0.,1.);}
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(878, 'characters code')