Add initial support for skeletal entities / components

include/Nazara/Utility/Components.hpp

@@ -30,6 +30,9 @@
 #define NAZARA_UTILITY_COMPONENTS_HPP
 
 #include <Nazara/Utility/Components/NodeComponent.hpp>
+#include <Nazara/Utility/Components/SharedSkeletonComponent.hpp>
+#include <Nazara/Utility/Components/SkeletonComponent.hpp>
+#include <Nazara/Utility/Components/SkeletonComponentBase.hpp>
 #include <Nazara/Utility/Components/VelocityComponent.hpp>
 
 #endif // NAZARA_UTILITY_COMPONENTS_HPP

include/Nazara/Utility/Components/SharedSkeletonComponent.hpp

@@ -0,0 +1,47 @@
+// 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_COMPONENTS_SHAREDSKELETONCOMPONENT_HPP
+#define NAZARA_UTILITY_COMPONENTS_SHAREDSKELETONCOMPONENT_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Utility/Skeleton.hpp>
+#include <Nazara/Utility/Components/SkeletonComponentBase.hpp>
+
+namespace Nz
+{
+	class NAZARA_UTILITY_API SharedSkeletonComponent final : public SkeletonComponentBase
+	{
+		friend class SkeletonSystem;
+
+		public:
+			SharedSkeletonComponent(std::shared_ptr<Skeleton> skeleton);
+			SharedSkeletonComponent(const SharedSkeletonComponent& sharedSkeletalComponent);
+			SharedSkeletonComponent(SharedSkeletonComponent&& sharedSkeletalComponent) noexcept;
+			~SharedSkeletonComponent() = default;
+
+			const Joint& GetAttachedJoint(std::size_t jointIndex) const override;
+
+			SharedSkeletonComponent& operator=(const SharedSkeletonComponent& sharedSkeletalComponent);
+			SharedSkeletonComponent& operator=(SharedSkeletonComponent&& sharedSkeletalComponent) noexcept;
+
+		private:
+			inline bool IsAttachedSkeletonOutdated() const;
+			void OnReferenceJointsInvalidated(const Skeleton* skeleton);
+			void SetSkeletonParent(Node* parent);
+			void SetupSkeleton();
+			void UpdateAttachedSkeletonJoints();
+
+			NazaraSlot(Skeleton, OnSkeletonJointsInvalidated, m_onSkeletonJointsInvalidated);
+
+			Skeleton m_attachedSkeleton;
+			bool m_skeletonJointInvalidated;
+	};
+}
+
+#include <Nazara/Utility/Components/SharedSkeletonComponent.inl>
+
+#endif // NAZARA_UTILITY_COMPONENTS_SHAREDSKELETONCOMPONENT_HPP

include/Nazara/Utility/Components/SharedSkeletonComponent.inl

@@ -0,0 +1,16 @@
+// 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/Components/SharedSkeletonComponent.hpp>
+#include <Nazara/Utility/Debug.hpp>
+
+namespace Nz
+{
+	inline bool SharedSkeletonComponent::IsAttachedSkeletonOutdated() const
+	{
+		return m_skeletonJointInvalidated;
+	}
+}
+
+#include <Nazara/Utility/DebugOff.hpp>

include/Nazara/Utility/Components/SkeletonComponent.hpp

@@ -0,0 +1,36 @@
+// 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_COMPONENTS_SKELETONCOMPONENT_HPP
+#define NAZARA_UTILITY_COMPONENTS_SKELETONCOMPONENT_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Utility/Skeleton.hpp>
+#include <Nazara/Utility/Components/SkeletonComponentBase.hpp>
+
+namespace Nz
+{
+	class Node;
+
+	class NAZARA_UTILITY_API SkeletonComponent final : public SkeletonComponentBase
+	{
+		public:
+			SkeletonComponent(std::shared_ptr<Skeleton> skeleton);
+			SkeletonComponent(const SkeletonComponent&) = delete;
+			SkeletonComponent(SkeletonComponent&& skeletalComponent) noexcept = default;
+			~SkeletonComponent() = default;
+
+			const Joint& GetAttachedJoint(std::size_t jointIndex) const override;
+			Node* GetRootNode();
+
+			SkeletonComponent& operator=(const SkeletonComponent&) = delete;
+			SkeletonComponent& operator=(SkeletonComponent&& skeletalComponent) noexcept = default;
+	};
+}
+
+#include <Nazara/Utility/Components/SkeletonComponent.inl>
+
+#endif // NAZARA_UTILITY_COMPONENTS_SKELETONCOMPONENT_HPP

include/Nazara/Utility/Components/SkeletonComponent.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/Components/SkeletonComponent.hpp>
+#include <Nazara/Utility/Debug.hpp>
+
+namespace Nz
+{
+}
+
+#include <Nazara/Utility/DebugOff.hpp>

include/Nazara/Utility/Components/SkeletonComponentBase.hpp

@@ -0,0 +1,38 @@
+// 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_COMPONENTS_SKELETONCOMPONENTBASE_HPP
+#define NAZARA_UTILITY_COMPONENTS_SKELETONCOMPONENTBASE_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Utility/Joint.hpp>
+#include <Nazara/Utility/Skeleton.hpp>
+
+namespace Nz
+{
+	class NAZARA_UTILITY_API SkeletonComponentBase
+	{
+		public:
+			SkeletonComponentBase(const SkeletonComponentBase&) = default;
+			SkeletonComponentBase(SkeletonComponentBase&&) noexcept = default;
+			~SkeletonComponentBase() = default;
+
+			virtual const Joint& GetAttachedJoint(std::size_t jointIndex) const = 0;
+			inline const std::shared_ptr<Skeleton>& GetSkeleton() const;
+
+			SkeletonComponentBase& operator=(const SkeletonComponentBase&) = default;
+			SkeletonComponentBase& operator=(SkeletonComponentBase&&) noexcept = default;
+
+		protected:
+			SkeletonComponentBase(std::shared_ptr<Skeleton> skeleton);
+
+			std::shared_ptr<Skeleton> m_referenceSkeleton;
+	};
+}
+
+#include <Nazara/Utility/Components/SkeletonComponentBase.inl>
+
+#endif // NAZARA_UTILITY_COMPONENTS_SKELETONCOMPONENTBASE_HPP

include/Nazara/Utility/Components/SkeletonComponentBase.inl

@@ -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/Components/SkeletonComponentBase.hpp>
+#include <Nazara/Utility/Debug.hpp>
+
+namespace Nz
+{
+	inline SkeletonComponentBase::SkeletonComponentBase(std::shared_ptr<Skeleton> skeleton) :
+	m_referenceSkeleton(std::move(skeleton))
+	{
+	}
+
+	inline const std::shared_ptr<Skeleton>& SkeletonComponentBase::GetSkeleton() const
+	{
+		return m_referenceSkeleton;
+	}
+}
+
+#include <Nazara/Utility/DebugOff.hpp>

include/Nazara/Utility/Systems.hpp

@@ -29,6 +29,7 @@
 #ifndef NAZARA_UTILITY_SYSTEMS_HPP
 #define NAZARA_UTILITY_SYSTEMS_HPP
 
+#include <Nazara/Utility/Systems/SkeletonSystem.hpp>
 #include <Nazara/Utility/Systems/VelocitySystem.hpp>
 
 #endif // NAZARA_UTILITY_SYSTEMS_HPP

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>