Rect & Rect::operator|=(Rect r2)
{
//printf("operatore|=\nthis = (%lf, %lf, %lf, %lf), r = (%lf, %lf, %lf, %lf)\n", l, t, r, b, r2.l, r2.t, r2.r, r2.b);
Rect & Rect::operator|=(Rect r2)
{
//printf("operatore|=\nthis = (%lf, %lf, %lf, %lf), r = (%lf, %lf, %lf, %lf)\n", l, t, r, b, r2.l, r2.t, r2.r, r2.b);