Utility: Add velocity component and system

src/Nazara/Utility/Systems/VelocitySystem.cpp

@@ -0,0 +1,21 @@
+// 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
+
+#include <Nazara/Utility/Systems/VelocitySystem.hpp>
+#include <Nazara/Utility/Components/NodeComponent.hpp>
+#include <Nazara/Utility/Components/VelocityComponent.hpp>
+#include <Nazara/Utility/Debug.hpp>
+
+namespace Nz
+{
+	void VelocitySystem::Update(float elapsedTime)
+	{
+		auto view = m_registry.view<NodeComponent, VelocityComponent>();
+		for (auto [entity, nodeComponent, velocityComponent] : view.each())
+		{
+			NazaraUnused(entity);
+			nodeComponent.Move(velocityComponent.GetLinearVelocity() * elapsedTime);
+		}
+	}
+}