PHOTO: Rolesville's Tamarcus Cooley is committed to N.C. State as a defensive player. Visit my website homepage, TomShanahan.Report By TOM SHANAHAN ROLESVILLE -- When Rolesville High’s football players and coaches call out to Tamarcus Cooley on the practice field, they shout, “T-Mac!” Maybe, though, they should consider “Cool” as a fitting nickname. And not just as a play off his surname. After all, the 6-foot-1, 187-pound all-around athlete has coolly responded to the Rams asking him to fill…