Módulo 2

float radio;
float tablaDel = 0;
int x = 255;

void setup(){
  size(640,640);
  radio = width/2 - 16;
  colorMode(HSB, 360, 100, 100);
  textAlign(CENTER, CENTER);
  textSize(20);
}

PVector crearVector(float indice, float total){
  float angle = map(indice % total, 0, total, 0, TWO_PI);
  PVector v = PVector.fromAngle(angle + PI);
  v.mult(radio);
  return v;
}

void draw(){
  background(0);
  fill(255);
  text("Tabla del\n" + nfc(tablaDel,2),55,40);
  x--;
  if(x==0)x=360;
  println(x);

  int total = int(map(mouseX,0, width, 0, 200));

  tablaDel += 0.008;

  translate(width/2, height/2);
  stroke(x, 255, 255);
  noFill();
  circle(0,0,radio*2);
  for(int i = 0; i < total; i++){
    PVector v = crearVector(i,total);
    fill(255);
    circle(v.x, v.y, 8);
  }

  for(int i = 0; i < total; i++){
    PVector a = crearVector(i,total);
    PVector b = crearVector(i * tablaDel,total);
    line(a.x,a.y,b.x,b.y);
  }
}