Here is a good little article that will help you tell:
http://www.stoptech.com/tech_info/wp_bedinfaq.shtml
Also, if you look at the side of the pad there is a color difference the first few mm from the surface, it is darker. Look at all things to see where you are.
As some one on the other thread mentioned, you may have glazed the pads by now. They will have a glassy sort of look to the face of them it so. You can sand them down (I pitch them and buy new ones) and sand down the face of the rotor with a medium grit paper and then clean the surface with denatured alchohol. Then, bed them properly according to the link I provided for Wilwood. Brakes get better once properly broke in, but, they can get worse if improperly broke in.