dc/dce/LifetimeSystem_8cpp_source.html

#include "LifetimeSystem.hpp"

#include "IndexedZipper.hpp"


#include "Time.hpp"


void lifetime_system(Registry &r, ComponentContainer<Lifetime> &lifetimes)

{

    for (auto &&[idx, lif] : IndexedZipper(lifetimes)) {

        if (!lif) continue;

        lif->time_left -= Time::deltaTime;

        if (lif->time_left <= 0.f){

            r.kill_entity(Entity(idx));

            r.dispatcher->notify({messageType::P_KILL, idx, {0, 0, 0, "", {0, 0}}});

        }

    }

}


P_KILL
@ P_KILL
Represents a kill event.
Definition GameMessage.hpp:21

IndexedZipper.hpp

lifetime_system
void lifetime_system(Registry &r, ComponentContainer< Lifetime > &lifetimes)
Manages the lifetime of entities by decreasing their time left.
Definition LifetimeSystem.cpp:6

LifetimeSystem.hpp

r
Registry * r
Definition Tests.cpp:4

Time.hpp

ComponentContainer
Manages a collection of components associated with entities in an ECS (Entity-Component-System) archi...
Definition ComponentContainer.hpp:24

Entity
Represents an entity in an Entity-Component-System (ECS) architecture.
Definition Entity.hpp:12

EventDispatcher::notify
void notify(const GameMessage &event)
Notifies the subscribed listener of an event.
Definition EventDispatcher.hpp:39

IndexedZipper
Combines multiple containers into a single iterable unit, iterating over corresponding elements from ...
Definition IndexedZipper.hpp:15

Registry
Manages entities and their associated components, enabling the creation, deletion,...
Definition Registry.hpp:23

Registry::kill_entity
void kill_entity(const Entity &entity)
Deletes an entity and removes all its components.
Definition Registry.cpp:35

Registry::dispatcher
EventDispatcher * dispatcher
Definition Registry.hpp:191

Time::deltaTime
float deltaTime
The time difference between the current frame and the last frame.
Definition Time.cpp:4