Xor 8 months ago
"Phosphor 2"
for(float i,z,d,s;i++<8e1;o+=(cos(s+vec4(0,1,2,0))+1.)/d*z){vec3 p=z*normalize(FC.rgb*2.-r.xyy),a=normalize(cos(vec3(1,2,0)+t-d*8.));p.z+=5.,a=a*dot(a,p)-cross(a,p);for(d=1.;d++<9.;)a+=sin(a*d+t).yzx/d;z+=d=.1*abs(length(p)-3.)+.04*abs(s=a.y);}o=tanh(o/3e4);