public void AI()
{
      projectile.AI(true);
      Lighting.AddLight(
      (int)(projectile.position.X/16),
      (int)(projectile.position.Y/16),
      0.7f,      //red
      0.3f,      //green
      0.2f      //blue
      );
      Dust.NewDust(
      projectile.position,
      projectile.width,
      projectile.height,
      6, //fire dust type
      0,    // velocity X
      0,  //velocity Y
      0, //alpha (transparency , 0 is fully opaque and 255 is invisible)
      2f //scale , 1 being the original size which is tiny.
      );
}