13 template <
typename ... Components>
14 using system_builder_base = node_builder<
16 system_builder_i, Components ...>;
23template <
typename ... Components>
void ecs_add_id(ecs_world_t *world, ecs_entity_t entity, ecs_id_t id)
Add a (component) id to an entity.
struct ecs_system_desc_t ecs_system_desc_t
Use with ecs_system_init() to create or update a system.
Base builder class for node objects, like systems, observers.
System builder interface.