float secon, minut, heure, largMin, largSec, total, interv; 

void setup(){
  size(720, 360);
  background(0);
  frameRate(1);
  smooth();
  largSec = width/3; 
  largMin = 2 * width/3;
}

void draw(){
 
  rectMode(CORNER); fill(0); noStroke(); rect(0, 0, width, height);
  
  secon = second();
  minut = minute();
  heure = hour();
  total = secon + minut + (heure * 2.5);
  interv = width/(total * 2);
  
  rectMode(CENTER);
  
  for (float k = 0.0; k <= heure ; k++){
    stroke(255, 255.0 / (k/2));
    fill(255, 255.0 / k);
    rect ((heure * 2.5) * interv, height/2, (k * 5) * interv, k * (height/heure)); 
  }

  for (float j = 0.0; j <= minut ; j++){
    stroke(255, 255.0 / (j/2));
    fill(255, 255.0 / j);
    rect (((heure * 5) + minut) * interv, height/2, (j * 2) * interv, j * (height/minut)); 
  }
  
  for (float i = 0.0; i <= secon ; i++){
    stroke(255, 255.0 / (i/2));
    fill(255, 255.0 / i);
    rect (((heure * 5) + (minut * 2) + secon) * interv, height/2, (i * 2) * interv, i * (height/secon)); 
  }

}