alalalallalalllala

lib/wal/sources/Wal.hpp

@@ -38,7 +38,7 @@ namespace WAL
 		//! @return True if all dependencies are met, false otherwise.
 		static bool _hasDependencies(const Entity &entity, const System &system);
 	public:
-		//! @brief The scene manager that allow multiple scene to work together.
+		//! @brief The scene that contains entities.
 		Scene scene;
 		//! @brief The time between each fixed update.
 		static std::chrono::nanoseconds timestep;
@@ -46,7 +46,7 @@ namespace WAL
 		//! @brief Create a new system in place.
 		//! @return The wal instance used to call this function is returned. This allow method chaining.
 		template<typename T, class ...Types>
-		Wal &addSystem(Types ...params)
+		Wal &addSystem(Types &&...params)
 		{
 			const std::type_info &type = typeid(T);
 			auto existing = std::find_if(this->_systems.begin(), this->_systems.end(), [&type] (auto &sys) {
@@ -54,7 +54,7 @@ namespace WAL
 			});
 			if (existing != this->_systems.end())
 				throw DuplicateError("A system of the type \"" + std::string(type.name()) + "\" already exists.");
-			this->_systems.push_back(std::make_unique<T>(params...));
+			this->_systems.push_back(std::make_unique<T>(std::forward<Types>(params)...));
 			return *this;
 		}