• COSTMAP_3D_LAYER_CLASS_LOADER_ENABLE() : costmap_3d_layers.cpp
• COSTMAP_3D_LAYER_CLASS_LOADER_REGISTER() : costmap_3d_layers.cpp
• footprint_str() : test_costmap_3d.cpp
• main() : costmap_3d.cpp , largemap_to_map.cpp , laserscan_to_map.cpp , pointcloud2_to_map.cpp , test_costmap_3d.cpp
• TEST() : test_costmap_3d.cpp