Utility: Add velocity component and system

include/Nazara/Utility/Systems/VelocitySystem.hpp

@@ -0,0 +1,39 @@
+// Copyright (C) 2022 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
+// This file is part of the "Nazara Engine - Utility module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#pragma once
+
+#ifndef NAZARA_UTILITY_SYSTEMS_VELOCITYSYSTEM_HPP
+#define NAZARA_UTILITY_SYSTEMS_VELOCITYSYSTEM_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Utility/Config.hpp>
+#include <Nazara/Utils/TypeList.hpp>
+#include <entt/entt.hpp>
+
+namespace Nz
+{
+	class NAZARA_UTILITY_API VelocitySystem
+	{
+		public:
+			using Components = TypeList<class NodeComponent, class VelocityComponent>;
+
+			inline VelocitySystem(entt::registry& registry);
+			VelocitySystem(const VelocitySystem&) = delete;
+			VelocitySystem(VelocitySystem&&) = delete;
+			~VelocitySystem() = default;
+
+			void Update(float elapsedTime);
+
+			VelocitySystem& operator=(const VelocitySystem&) = delete;
+			VelocitySystem& operator=(VelocitySystem&&) = delete;
+
+		private:
+			entt::registry& m_registry;
+	};
+}
+
+#include <Nazara/Utility/Systems/VelocitySystem.inl>
+
+#endif // NAZARA_UTILITY_SYSTEMS_VELOCITYSYSTEM_HPP