ADD_SOURCE_FILES(ORXONOX_SRC_FILES WorldEntity.cc StaticEntity.cc MovableEntity.cc MobileEntity.cc ControllableEntity.cc Backlight.cc Billboard.cc BlinkingBillboard.cc ExplosionChunk.cc FadingBillboard.cc Light.cc Camera.cc CameraPosition.cc Model.cc ParticleEmitter.cc ParticleSpawner.cc Planet.cc SpawnPoint.cc ) ADD_SUBDIRECTORY(pawns) ADD_SUBDIRECTORY(triggers)