(旧) Renard (OLD) (ARCHIVED) (NOT WORKING)
2 years
#つぶやきglsl
vec2 u=FC.xy/r.y+1e2,g,p,l=vec2(.5,.866),x,y;for(float v,i,s=32.,j=i=5.,k=2.;i>.5/--j;)s/=k,g=dot(x=mod(p=u*s+asin(sin(v=t*s*.2))+v,l*k)-l,x)<dot(y=mod(p-l,l*k)-l,y)?x:y,i=fsnoise(ceil(p-g));o+=floor(mod(atan(g.y,g.x)/PI+7./6.,2.)*1.5)/3.+abs(g.y)*.5;