SDK/Entity: Add constant component getter

Former-commit-id: 1c7aa68fbf0c8e0bdfa8152632b2e9cdaa0f748e [formerly 676e34f3738632aa727470213928ad2c91368d9b] [formerly c3f162cad3a9c65da2bcaf037d7b55ea70ee5b53 [formerly 674d9d5ecaa0d561d002e470af4c0cf7dcf7e501]]
Former-commit-id: bf5a07802efe57d0f6547a2c4b5ab8344e4515e9 [formerly 843780a0eaba37b46e59f9d81e56c3854a86ebde]
Former-commit-id: 6849fc8cfe8d689f67d452d13fe317ea65ba2fec
This commit is contained in:
Lynix 2016-08-14 18:01:23 +02:00
parent e3989b8656
commit 6ab812b576
2 changed files with 24 additions and 0 deletions

View File

@ -40,6 +40,8 @@ namespace Ndk
inline BaseComponent& GetComponent(ComponentIndex index);
template<typename ComponentType> ComponentType& GetComponent();
inline const BaseComponent& GetComponent(ComponentIndex index) const;
template<typename ComponentType> const ComponentType& GetComponent() const;
inline const Nz::Bitset<>& GetComponentBits() const;
inline EntityId GetId() const;
inline const Nz::Bitset<>& GetSystemBits() const;

View File

@ -2,6 +2,7 @@
// This file is part of the "Nazara Development Kit"
// For conditions of distribution and use, see copyright notice in Prerequesites.hpp
#include <NDK/Entity.hpp>
#include <Nazara/Core/Error.hpp>
#include <Nazara/Core/StringStream.hpp>
#include <algorithm>
@ -50,6 +51,27 @@ namespace Ndk
return static_cast<ComponentType&>(GetComponent(index));
}
inline const BaseComponent& Entity::GetComponent(ComponentIndex index) const
{
///DOC: Le component doit être présent
NazaraAssert(HasComponent(index), "This component is not part of the entity");
BaseComponent* component = m_components[index].get();
NazaraAssert(component, "Invalid component pointer");
return *component;
}
template<typename ComponentType>
const ComponentType& Entity::GetComponent() const
{
///DOC: Le component doit être présent
static_assert(std::is_base_of<BaseComponent, ComponentType>::value, "ComponentType is not a component");
ComponentIndex index = GetComponentIndex<ComponentType>();
return static_cast<ComponentType&>(GetComponent(index));
}
inline const Nz::Bitset<>& Entity::GetComponentBits() const
{
return m_componentBits;