- ssgRoot * scene_graph;
- ssgBranch * terrain_branch;
- ssgBranch * gnd_lights_branch;
- ssgBranch * rwy_lights_branch;
- ssgBranch * models_branch;
- ssgBranch * aircraft_branch;
+ ssgRoot *scene_graph;
+ ssgBranch *terrain_branch;
+ ssgRoot *gnd_lights_root;
+ ssgRoot *rwy_lights_root;
+ ssgRoot *taxi_lights_root;
+ ssgBranch *models_branch;
+ ssgBranch *aircraft_branch;