#つぶやきGLSL
#define f(p)min(length(mod(p,1.)-.5)-.1,dot(p,vec3(0,1,0))+1.)
void main(){float l;vec3 s;for(int i=0;i<16;++i){s.z+=t;l+=f(s);s=vec3(sin(t),cos(t)+.2,1)+vec3((gl_FragCoord.xy*2.-r)/r.y,-1)*l;}gl_FragColor=vec4(abs(s)*.01/abs(vec3(cos((f(s))*99.)*exp(s.z))-.3),1);}pic.twitter.com/Q7nXicdgMr
6:05 PM - 2 May 2020
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