Hilbert Curve Maker - OpenProcessing

mySketch
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let hilbert=[], iterations=1, midIteration=[]
function setup(){
  createCanvas(500,500)
  let i1=new Bend(1,1,'C')
  hilbert.push(i1)
  iterate(2)
  for(let i=0; i<hilbert.length; i++){
    let box=new Sprite()
    box.x=250*hilbert[i].x
    box.y=250*hilbert[i].y
    box.w=500/2**(iterations-1)
    box.h=500/2**(iterations-1)
    box.collider='n'
    box.color='white'
    box.text=((i+1))
  }
  console.log(hilbert)
}
function draw(){
  clear()
}
function iterate(times){
  for(let t=0; t<times; t++){
    for(let i=0; i<hilbert.length; i++){
      if(hilbert[i].type=='A'){
        let i2dot3=new Bend(hilbert[i].x+(2**-iterations),hilbert[i].y+(2**-iterations),'B')
        let i2dot1=new Bend(hilbert[i].x+(2**-iterations),hilbert[i].y-(2**-iterations),'A')
        let i2dot2=new Bend(hilbert[i].x-(2**-iterations),hilbert[i].y-(2**-iterations),'A')
        let i2dot4=new Bend(hilbert[i].x-(2**-iterations),hilbert[i].y+(2**-iterations),'D')
        midIteration.push(i2dot4,i2dot2,i2dot1,i2dot3)
      }else if(hilbert[i].type=='B'){
        let i2dot4=new Bend(hilbert[i].x+(2**-iterations),hilbert[i].y-(2**-iterations),'C')
        let i2dot1=new Bend(hilbert[i].x-(2**-iterations),hilbert[i].y-(2**-iterations),'B')
        let i2dot3=new Bend(hilbert[i].x-(2**-iterations),hilbert[i].y+(2**-iterations),'B')
        let i2dot2=new Bend(hilbert[i].x+(2**-iterations),hilbert[i].y+(2**-iterations),'A')
        midIteration.push(i2dot4,i2dot1,i2dot3,i2dot2)
      }else if(hilbert[i].type=='C'){
        let i2dot1=new Bend(hilbert[i].x+(2**-iterations),hilbert[i].y+(2**-iterations),'C')
        let i2dot3=new Bend(hilbert[i].x+(2**-iterations),hilbert[i].y-(2**-iterations),'B')
        let i2dot4=new Bend(hilbert[i].x-(2**-iterations),hilbert[i].y+(2**-iterations),'C')
        let i2dot2=new Bend(hilbert[i].x-(2**-iterations),hilbert[i].y-(2**-iterations),'D')
        midIteration.push(i2dot3,i2dot1,i2dot4,i2dot2)
      }else if(hilbert[i].type=='D'){
        let i2dot1=new Bend(hilbert[i].x-(2**-iterations),hilbert[i].y+(2**-iterations),'A')
        let i2dot2=new Bend(hilbert[i].x-(2**-iterations),hilbert[i].y-(2**-iterations),'C')
        let i2dot4=new Bend(hilbert[i].x+(2**-iterations),hilbert[i].y-(2**-iterations),'D')
        let i2dot3=new Bend(hilbert[i].x+(2**-iterations),hilbert[i].y+(2**-iterations),'D')
        midIteration.push(i2dot1,i2dot3,i2dot4,i2dot2)
      }
    }
    hilbert=[]
    for(let i=0; i<midIteration.length; i++){
      hilbert.push(midIteration[i])
    }
    midIteration=[]
    iterations++
  }
}
class Bend{
  constructor(x,y,type){
    this.x=x
    this.y=y
    this.type=type
  }
}