Premiers pas, Raytracer en C++ lambart/phong and blinn

in this programme of first page " http://ift.tt/1OYHAvm " I want add the function of the second page "phong " "blinn" http://ift.tt/1GXQO3V
...... to the programme of first page in order to get the same pictures as in the site "phong.vga " "blinn.vga" ..... the prog.zip is available for the first page and second ... NB: just using the files in the zip page1 ... with making changes to the files ofcours by looking to zip page2.... phone.vga = lambart +phong function blinn.vga= lambart + blinn function thank you