Photographers were just dealt a big legal blow this week after a Texas state appeals court ruled that the state can infringe upon copyright without risking punishment under the state’s or federal government’s “takings” clause. The copyright infringement battle is being waged between Houston photographer Jim Olive and the University of Houston, a public university. It all started when Olive, who’s known for his photos shot out of open helicopters, found one of his aerial photos (titled “The Cityscape”) of…