Flecs v4.0
A fast entity component system (ECS) for C & C++
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Adding & Removing
Collaboration diagram for Adding & Removing:

Macros

#define ecs_add(world, entity, T)
 
#define ecs_add_pair(world, subject, first, second)
 
#define ecs_remove(world, entity, T)
 
#define ecs_remove_pair(world, subject, first, second)
 
#define ecs_auto_override(world, entity, T)
 
#define ecs_auto_override_pair(world, subject, first, second)
 

Detailed Description

Macro Definition Documentation

◆ ecs_add

#define ecs_add ( world,
entity,
T )
Value:
ecs_add_id(world, entity, ecs_id(T))
void ecs_add_id(ecs_world_t *world, ecs_entity_t entity, ecs_id_t id)
Add a (component) id to an entity.
FLECS_API const ecs_entity_t ecs_id(EcsDocDescription)
Component id for EcsDocDescription.

Definition at line 330 of file flecs_c.h.

◆ ecs_add_pair

#define ecs_add_pair ( world,
subject,
first,
second )
Value:
ecs_add_id(world, subject, ecs_pair(first, second))

Definition at line 333 of file flecs_c.h.

◆ ecs_auto_override

#define ecs_auto_override ( world,
entity,
T )
Value:
ecs_auto_override_id(world, entity, ecs_id(T))
void ecs_auto_override_id(ecs_world_t *world, ecs_entity_t entity, ecs_id_t id)
Add auto override for (component) id.

Definition at line 344 of file flecs_c.h.

◆ ecs_auto_override_pair

#define ecs_auto_override_pair ( world,
subject,
first,
second )
Value:
ecs_auto_override_id(world, subject, ecs_pair(first, second))

Definition at line 347 of file flecs_c.h.

◆ ecs_remove

#define ecs_remove ( world,
entity,
T )
Value:
ecs_remove_id(world, entity, ecs_id(T))
void ecs_remove_id(ecs_world_t *world, ecs_entity_t entity, ecs_id_t id)
Remove a (component) id from an entity.

Definition at line 337 of file flecs_c.h.

◆ ecs_remove_pair

#define ecs_remove_pair ( world,
subject,
first,
second )
Value:
ecs_remove_id(world, subject, ecs_pair(first, second))

Definition at line 340 of file flecs_c.h.