constructor(x,y,s,c){

    this.x=x

    this.y=y

    this.s=s

    this.c=c

  }

  gras(){

    fill(this.c)

    circle(min(this.x,w-this.s/2),min(this.y,h-this.s/2),this.s)

  }

}

function fdist(f1,f2){

  return sqrt(sq(f1.x-f2.x)+sq(f1.y-f2.y))

}

let w=900

let h=800

let p=0

let fluffy=[]

function setup() {

  createCanvas(w, h);

  fluffy.push(new prut(200,200,50,'blue'))

  fluffy.push(new prut(100,200,100,'pink'))

  fluffy.push(new prut(300,200,150,'lightgreen'))

}

​

function draw() {

  background(220);

  if(keyIsDown(RIGHT_ARROW)){fluffy[0].x=min(w-fluffy[0].s/2,fluffy[0].x+p+5)}

  if(keyIsDown(LEFT_ARROW)){fluffy[0].x=max(fluffy[0].s/2,fluffy[0].x-(p+5))}

  if(keyIsDown(UP_ARROW)){fluffy[0].y=max(fluffy[0].s/2,fluffy[0].y-(p+5))}

  if(keyIsDown(DOWN_ARROW)){fluffy[0].y=min(h-fluffy[0].s/2,fluffy[0].y+p+5)}

  fluffy[2].x+=p*(fluffy[0].x-fluffy[2].x)/fdist(fluffy[0],fluffy[2])

  fluffy[2].y+=p*(fluffy[0].y-fluffy[2].y)/fdist(fluffy[0],fluffy[2])

  for(let i=0;i<fluffy.length;i++){

    if(i>0&&fdist(fluffy[0],fluffy[i])<(fluffy[0].s+fluffy[i].s)/2){

      fluffy[i].x=random(fluffy[i].s/2,w-fluffy[i].s/2)

      fluffy[i].y=random(fluffy[i].s/2,h-fluffy[i].s/2)

      if(i==1){p++}else{p--}

    }

    fluffy[i].gras()

  }

  fill('black')

  textSize(50)

  text('Stig/Point: '+p,10,50)

}