Hermes Particle Forge

a=(x,y,d=mag(k=4*cos(x/21),e=y/8-20))=>circle((q=3*sin(k*2)+.3/k+sin(y/19)*k*(9+2*sin(e*14-d*3+t*2)))+50*cos(c=d-t)+200,q*sin(c)+d*39-475,k*k>15?2:1)
t=0,draw=$=>{t||createCanvas(w=400,w);background(9).noStroke().fill(w,116);for(t+=PI/240,i=1e4;i--;)a(i,i/235)}

Forge port API sketch:
initParticle(i,count,seed,base,helpers)
updateParticle(i,count,time,base,out,params,helpers)

This benchmark proves:
1. tiny p5 code can run as-is
2. Hermes can expand it readably
3. sliders can expose its real math
4. the formula can become a 3D particle world