-static void world_gen_entities_init( world_instance *world );
-static ent_spawn *world_find_spawn_by_name( world_instance *world,
- const char *name );
-static ent_spawn *world_find_closest_spawn( world_instance *world,
- v3f position );
-static void world_entity_start( world_instance *world, vg_msg *sav );
-static void world_entity_relink( world_instance *world );
-static void world_entity_serialize( world_instance *world, vg_msg *sav );
-
-static void ent_volume_call( world_instance *world, ent_call *call );
-static void ent_audio_call( world_instance *world, ent_call *call );
-static void ent_ccmd_call( world_instance *world, ent_call *call );
-
-static void entity_bh_expand_bound( void *user, boxf bound, u32 item_index );
-static float entity_bh_centroid( void *user, u32 item_index, int axis );
-static void entity_bh_swap( void *user, u32 ia, u32 ib );
-static void entity_bh_debug( void *user, u32 item_index );
-static void entity_bh_closest( void *user, u32 item_index, v3f point,
- v3f closest );
-
-static void world_entity_focus( u32 entity_id );
-static void world_entity_focus_preupdate(void);
-static void world_entity_focus_render(void);
-static void world_entity_unfocus();
-static void world_entity_focus_camera( world_instance *world, u32 uid );
-
-static bh_system bh_system_entity_list = {
- .expand_bound = entity_bh_expand_bound,
- .item_centroid = entity_bh_centroid,
- .item_closest = entity_bh_closest,
- .item_swap = entity_bh_swap,
- .item_debug = entity_bh_debug,
- .cast_ray = NULL