Flowing waves generator

float i,s,e;for(vec3 p,q,d=vec3((FC.xy-.5*r)/r.y,-1);i++<1e2;e=length(p)/s){p=q+=i<50.?d*e:p-p+1e-4+e;p.z+=7.;o+=sqrt(e)/70.;p.xz*=rotate2D(t/8.);p=vec3(log(s=length(p)),atan(p.y,p.x),sin(t/4.+p.z/s));s=1.;for(int j;j++<6;)s*=e=PI/min(dot(p,p),.8),p=abs(p)*e-3.,p.y-=round(p.y);} pic.twitter.com/ymus2TTtU0

— yonatan (@zozuar) April 9, 2022