9 #ifndef ThePEG_Direction_H
10 #define ThePEG_Direction_H
13 #include "ThePEG/Config/ThePEG.h"
14 #include "Direction.xh"
64 else throw UndefinedDirectionException(I);
97 static void set(
Dir newDirection) {
100 else throw UndefinedDirectionException(I);