class BasicBullet
{ 
 float x;
 float y;
 float vx;
 float vy;
 float angle;
 int lifeCount;
 Particle p;
 
 public BasicBullet()
 { 
   //p = new Particle(new Vector2D(40, 40), new Vector2D(2,2), new Vector2D(0,0), 10);
 }
 
 void update()
 {
   
   vx = cos(angle) * 5;  
   vy = sin(angle) * 5;
   x = x + vx;
   y = y + vy;
   //if (x > 500) x = 0;
//   if (y > 400) y = 0;
  // if (x < 0) x = 500;
//   if (y < 0) y = 400;
   lifeCount ++;
 }

 int clean(int i)
 {
   
    //   p.render();
    //p.move();
   if (lifeCount > 10)
   {
     bullets = removeArrayItem(i, bullets);
     return 1;
   }  
   return 0;
 }

 
 void draw() 
 {
   pushMatrix(); 
   translate(x, y);
   rotate(angle);
   
   noStroke();
   fill(color(120 - (9*(lifeCount)), 30 - (2*(lifeCount)), 30 - (1*(lifeCount))));   
   rect (5, -5, 10, 10);
   fill(color(200, 160, 50));
   rect (7, -3, 6 * (10-lifeCount)/10, 6 * (10-lifeCount)/10);
   popMatrix(); 
 } 
}

public BasicBullet[] removeArrayItem(int index, BasicBullet[] bullets)
{
  if(index < bulletsCount)
  {
    bullets[index] = null;
    for(int i = index + 1;i < bulletsCount; i++)
    {
      bullets[i - 1] = bullets[i];
    }
    bulletsCount--;
  }
  return bullets;
}