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GiantsTools/Sdk/Include/ECS/Public/Entity.h
2021-01-23 15:40:09 -08:00

78 lines
2.0 KiB
C++

#pragma once
#include "Core/Public/Core.h"
#include <Sdk/External/entt/entt.hpp>
namespace ECS
{
class Entity
{
public:
Entity(entt::entity entity, entt::registry& registry)
: m_registry(registry)
{
m_entity = entity;
}
Entity(entt::registry& registry)
: m_registry(registry)
{
m_entity = m_registry.create();
}
void Destroy()
{
m_registry.destroy(m_entity);
}
template<typename T, typename... Args>
T& AddComponent(Args&&... args)
{
assert(!HasComponent<T>());
return m_registry.emplace<T>(m_entity, std::forward<Args>(args)...);
}
template<typename T, typename... Args>
void AddOrReplaceComponent(Args&&... args)
{
m_registry.emplace_or_replace<T>(m_entity, std::forward<Args>(args)...);
}
template<typename... TComponent>
decltype(auto) GetComponent()
{
return m_registry.get<TComponent...>(m_entity);
}
template<typename... TComponent>
bool HasComponent()
{
return m_registry.has<TComponent...>(m_entity);
}
template<typename T, typename... Args>
T& RemoveComponent(Args&&... args)
{
assert(HasComponent<T>());
return m_registry.remove<T>(m_entity, std::forward<Args>(args)...);
}
template<typename T, typename... Args>
std::size_t RemoveComponentIfExists(Args&&... args)
{
return m_registry.remove_if_exists<T>(m_entity, std::forward<Args>(args)...);
}
template<typename T, typename... Func>
void PatchComponent(Func &&... func)
{
assert(HasComponent<T>());
m_registry.patch<T>(m_entity, std::forward<Func>(func)...);
}
private:
entt::entity m_entity;
entt::registry& m_registry;
};
}