Add initial support for skeletal entities / components

include/Nazara/Utility/Systems/SkeletonSystem.hpp

@@ -0,0 +1,41 @@
+// 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_SKELETONSYSTEM_HPP
+#define NAZARA_UTILITY_SYSTEMS_SKELETONSYSTEM_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Utility/Config.hpp>
+#include <entt/entt.hpp>
+
+namespace Nz
+{
+	class NAZARA_UTILITY_API SkeletonSystem
+	{
+		public:
+			static constexpr bool AllowConcurrent = false;
+			static constexpr Int64 ExecutionOrder = -1'000;
+
+			SkeletonSystem(entt::registry& registry);
+			SkeletonSystem(const SkeletonSystem&) = delete;
+			SkeletonSystem(SkeletonSystem&&) = delete;
+			~SkeletonSystem();
+
+			void Update(float elapsedTime);
+
+			SkeletonSystem& operator=(const SkeletonSystem&) = delete;
+			SkeletonSystem& operator=(SkeletonSystem&&) = delete;
+
+		private:
+			entt::registry& m_registry;
+			entt::observer m_sharedSkeletonConstructObserver;
+			entt::observer m_skeletonConstructObserver;
+	};
+}
+
+#include <Nazara/Utility/Systems/SkeletonSystem.inl>
+
+#endif // NAZARA_UTILITY_SYSTEMS_SKELETONSYSTEM_HPP

include/Nazara/Utility/Systems/SkeletonSystem.inl

@@ -0,0 +1,12 @@
+// 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/SkeletonSystem.hpp>
+#include <Nazara/Utility/Debug.hpp>
+
+namespace Nz
+{
+}
+
+#include <Nazara/Utility/DebugOff.hpp>