Cameron finished with 338 passing yards, while Kenneth Dixon and Roy Holley each ran for 145 yards as the Bulldogs (9-1, 4-0 WAC) recorded their fourth straight win.
Dixon scored four times on 21 carries and also caught a TD pass for Louisiana Tech.
Shaun Rutherford racked up 224 yards with two scores on 21-of-37 passing for Texas State (3-6, 1-3).
Marcus Curry led the Bobcats' running game with 132 yards and two touchdowns on 14 carries while also catching a touchdown pass.
2014: The Year in Music [PHOTOS]