It's very easy to do... Take a look here: http://www.blitzbasic.com/codearcs/codearcs.php?code=1928
You can also use a reflection map (instead of a light) for defining the specular effect. That way you can have street and car lights reflecting in the street.
You can also use a reflection map (instead of a light) for defining the specular effect. That way you can have street and car lights reflecting in the street.