EntityManager

Manages entities creation and component memory management.

class EntityManager {

this(EventManager eventManager, size_t maxComponent, size_t poolSize);

size_t size();

size_t capacity();

bool valid(Entity.Id id);

Entity create();

Entity getEntity(Entity.Id id);

int opApply(int delegate(Entity entity) dg);

auto components();

auto entitiesWith();

alias CompAccessor = void delegate(Entity e, void* pc);

void accessor(void delegate(Entity e, C* pc) dg);

void delegate(Entity e, C* pc) accessor();

}

Constructors

this this(EventManager eventManager, size_t maxComponent, size_t poolSize): Constructor of the entity-manager.

Members

Aliases

CompAccessor alias CompAccessor = void delegate(Entity e, void* pc): Undocumented in source.

Functions

accessor void accessor(void delegate(Entity e, C* pc) dg): Set an accessor delegate for a component.
accessor void delegate(Entity e, C* pc) accessor(): Get the accessor delegate assigned to a component.
capacity size_t capacity(): Current capacity entity.
components auto components(): Return a range of all the valid instances of a component.
create Entity create(): Create an entity.
entitiesWith auto entitiesWith(): Allows to browse through the entities that have a required set of components.
getEntity Entity getEntity(Entity.Id id): Returns an entity from an an entity-id
opApply int opApply(int delegate(Entity entity) dg): Allows to browse through all the valid entities of the manager with a foreach loop.
size size_t size(): Current number of managed entities.
valid bool valid(Entity.Id id): Return true if the given entity ID is still valid.

Meta

Source

See Implementation

entitysysd entity classes

EntityManager

structs

Entity