#つぶやきGLSL
#define b(p)length(max(abs(mod(p,.8)-.4)-.05,0.))
void main(){vec3 s,l;for(int i=0;++i<48;){s.z-=t;s=cos(s)-vec3(.3),s.yx*=mat2(cos(.8+vec4(0,3,5,0)));l+=min(min(b(s.xy),b(s.xz)),b(s.yz));s=vec3((gl_FragCoord.xy*2.-r)/r.y,-1)*l;}o.xyz+=.05/exp(s.z)*.1/cos(s/l)/l;}pic.twitter.com/b3plVOnKU0
12:13 AM - 3 May 2020
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