Add initial ECS support

include/Nazara/Core/ECS.hpp

@@ -0,0 +1,46 @@
+// Copyright (C) 2020 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Core module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#pragma once
+
+#ifndef NAZARA_ECS_HPP
+#define NAZARA_ECS_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Core/Core.hpp>
+#include <entt/entt.hpp>
+
+namespace Nz
+{
+	class GraphicsComponent;
+	class NodeComponent;
+	class RigidBody3DComponent;
+
+	class ECS : public ModuleBase<ECS>
+	{
+		friend ModuleBase;
+		friend class Audio;
+		friend class Graphics;
+		friend class Physics2D;
+		friend class Physics3D;
+		friend class Utility;
+
+		public:
+			using Dependencies = TypeList<Core>;
+
+			struct Config {};
+
+			inline ECS(Config /*config*/);
+			~ECS() = default;
+
+		private:
+			static inline void RegisterComponents();
+
+			NAZARA_CORE_API static ECS* s_instance;
+	};
+}
+
+#include <Nazara/Core/ECS.inl>
+
+#endif

include/Nazara/Core/ECS.inl

@@ -0,0 +1,35 @@
+// Copyright (C) 2020 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Core module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/Core/ECS.hpp>
+#include <stdexcept>
+#include <Nazara/Core/Debug.hpp>
+
+namespace Nz
+{
+	/*!
+	* \ingroup core
+	* \class Nz::ECS
+	* \brief Core class that represents the ECS module
+	*/
+	inline ECS::ECS(Config /*config*/) :
+	ModuleBase("ECS", this)
+	{
+		RegisterComponents();
+	}
+
+	inline void ECS::RegisterComponents()
+	{
+		if (entt::type_seq<NodeComponent>() != 0)
+			throw std::runtime_error("NodeComponent has wrong index, please initialize Nazara ECS before instancing your own components");
+
+		if (entt::type_seq<GraphicsComponent>() != 1)
+			throw std::runtime_error("GraphicsComponent has wrong index, please initialize Nazara ECS before instancing your own components");
+
+		if (entt::type_seq<RigidBody3DComponent>() != 2)
+			throw std::runtime_error("GraphicsComponent has wrong index, please initialize Nazara ECS before instancing your own components");
+	}
+}
+
+#include <Nazara/Core/DebugOff.hpp>

include/Nazara/Graphics/Components/GraphicsComponent.hpp

@@ -0,0 +1,45 @@
+// Copyright (C) 2021 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Graphics module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#pragma once
+
+#ifndef NAZARA_GRAPHICSCOMPONENT_HPP
+#define NAZARA_GRAPHICSCOMPONENT_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Core/ECS.hpp>
+#include <Nazara/Graphics/InstancedRenderable.hpp>
+#include <Nazara/Graphics/WorldInstance.hpp>
+#include <memory>
+#include <vector>
+
+namespace Nz
+{
+	class NAZARA_GRAPHICS_API GraphicsComponent
+	{
+		public:
+			GraphicsComponent() = default;
+			GraphicsComponent(const GraphicsComponent&) = default;
+			GraphicsComponent(GraphicsComponent&&) = default;
+			~GraphicsComponent() = default;
+
+			inline void AttachRenderable(std::shared_ptr<InstancedRenderable> renderable);
+			inline void DetachRenderable(const std::shared_ptr<InstancedRenderable>& renderable);
+
+			inline const std::vector<std::shared_ptr<InstancedRenderable>>& GetRenderables() const;
+			inline WorldInstance& GetWorldInstance();
+			inline const WorldInstance& GetWorldInstance() const;
+
+			GraphicsComponent& operator=(const GraphicsComponent&) = default;
+			GraphicsComponent& operator=(GraphicsComponent&&) = default;
+
+		private:
+			std::vector<std::shared_ptr<InstancedRenderable>> m_renderables;
+			WorldInstance m_worldInstance;
+	};
+}
+
+#include <Nazara/Graphics/Components/GraphicsComponent.inl>
+
+#endif

include/Nazara/Graphics/Components/GraphicsComponent.inl

@@ -0,0 +1,37 @@
+// Copyright (C) 2021 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Utility module"
+// For conditions of distribution and use, see copyright notice in Prerequisites.hpp
+
+#include <Nazara/Utility/Components/NodeComponent.hpp>
+#include <Nazara/Utility/Debug.hpp>
+#include "GraphicsComponent.hpp"
+
+namespace Nz
+{
+	inline void GraphicsComponent::AttachRenderable(std::shared_ptr<InstancedRenderable> renderable)
+	{
+		m_renderables.push_back(std::move(renderable));
+	}
+
+	inline void GraphicsComponent::DetachRenderable(const std::shared_ptr<InstancedRenderable>& renderable)
+	{
+		auto it = std::find(m_renderables.begin(), m_renderables.end(), renderable);
+		if (it != m_renderables.end())
+			m_renderables.erase(it);
+	}
+
+	inline const std::vector<std::shared_ptr<InstancedRenderable>>& GraphicsComponent::GetRenderables() const
+	{
+		return m_renderables;
+	}
+
+	inline WorldInstance& GraphicsComponent::GetWorldInstance()
+	{
+		return m_worldInstance;
+	}
+
+	inline const WorldInstance& GraphicsComponent::GetWorldInstance() const
+	{
+		return m_worldInstance;
+	}
+}

include/Nazara/Physics3D/Components/RigidBody3DComponent.hpp

@@ -0,0 +1,30 @@
+// Copyright (C) 2021 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Physics 3D module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#pragma once
+
+#ifndef NAZARA_RIGIDBODYCOMPONENT_HPP
+#define NAZARA_RIGIDBODYCOMPONENT_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Physics3D/RigidBody3D.hpp>
+
+namespace Nz
+{
+	class NAZARA_PHYSICS3D_API RigidBody3DComponent : public RigidBody3D
+	{
+		public:
+			using RigidBody3D::RigidBody3D;
+			RigidBody3DComponent(const RigidBody3DComponent&) = default;
+			RigidBody3DComponent(RigidBody3DComponent&&) noexcept = default;
+			~RigidBody3DComponent() = default;
+
+			RigidBody3DComponent& operator=(const RigidBody3DComponent&) = default;
+			RigidBody3DComponent& operator=(RigidBody3DComponent&&) noexcept = default;
+	};
+}
+
+#include <Nazara/Physics3D/Components/RigidBody3DComponent.inl>
+
+#endif

include/Nazara/Physics3D/Components/RigidBody3DComponent.inl

@@ -0,0 +1,12 @@
+// Copyright (C) 2021 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Physics 3D module"
+// For conditions of distribution and use, see copyright notice in Prerequisites.hpp
+
+#include <Nazara/Physics3D/Components/RigidBody3DComponent.hpp>
+#include <Nazara/Physics3D/Debug.hpp>
+
+namespace Nz
+{
+}
+
+#include <Nazara/Physics3D/DebugOff.hpp>

include/Nazara/Physics3D/Systems/Physics3DSystem.hpp

@@ -0,0 +1,45 @@
+// Copyright (C) 2021 Jérôme Leclercq
+// 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_PHYSICS3DSYSTEM_HPP
+#define NAZARA_PHYSICS3DSYSTEM_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Core/ECS.hpp>
+#include <Nazara/Physics3D/PhysWorld3D.hpp>
+#include <Nazara/Physics3D/Components/RigidBody3DComponent.hpp>
+
+namespace Nz
+{
+	class NAZARA_PHYSICS3D_API Physics3DSystem
+	{
+		public:
+			Physics3DSystem(entt::registry& registry);
+			Physics3DSystem(const Physics3DSystem&) = delete;
+			Physics3DSystem(Physics3DSystem&&) = delete;
+			~Physics3DSystem();
+
+			template<typename... Args> RigidBody3DComponent CreateRigidBody(Args&&... args);
+
+			inline PhysWorld3D& GetPhysWorld();
+			inline const PhysWorld3D& GetPhysWorld() const;
+
+			void Update(entt::registry& registry, float elapsedTime);
+
+			Physics3DSystem& operator=(const Physics3DSystem&) = delete;
+			Physics3DSystem& operator=(Physics3DSystem&&) = delete;
+
+		private:
+			static void OnConstruct(entt::registry& registry, entt::entity entity);
+
+			entt::connection m_constructConnection;
+			PhysWorld3D m_physWorld;
+	};
+}
+
+#include <Nazara/Physics3D/Systems/Physics3DSystem.inl>
+
+#endif

include/Nazara/Physics3D/Systems/Physics3DSystem.inl

@@ -0,0 +1,27 @@
+// Copyright (C) 2021 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Utility module"
+// For conditions of distribution and use, see copyright notice in Prerequisites.hpp
+
+#include <Nazara/Physics3D/Systems/Physics3DSystem.hpp>
+#include <Nazara/Physics3D/Debug.hpp>
+
+namespace Nz
+{
+	template<typename... Args>
+	RigidBody3DComponent Physics3DSystem::CreateRigidBody(Args&&... args)
+	{
+		return RigidBody3DComponent(&m_physWorld, std::forward<Args>(args)...);
+	}
+
+	inline PhysWorld3D& Physics3DSystem::GetPhysWorld()
+	{
+		return m_physWorld;
+	}
+
+	inline const PhysWorld3D& Physics3DSystem::GetPhysWorld() const
+	{
+		return m_physWorld;
+	}
+}
+
+#include <Nazara/Physics3D/DebugOff.hpp>

include/Nazara/Utility/Components/NodeComponent.hpp

@@ -0,0 +1,34 @@
+// Copyright (C) 2021 Jérôme Leclercq
+// 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_NODECOMPONENT_HPP
+#define NAZARA_NODECOMPONENT_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Core/ECS.hpp>
+#include <Nazara/Utility/Node.hpp>
+
+namespace Nz
+{
+	class NAZARA_UTILITY_API NodeComponent : public Node
+	{
+		public:
+			NodeComponent() = default;
+			NodeComponent(const NodeComponent&) = default;
+			NodeComponent(NodeComponent&&) noexcept = default;
+			~NodeComponent() = default;
+
+			void SetParent(entt::registry& registry, entt::entity entity, bool keepDerived = false);
+			using Node::SetParent;
+
+			NodeComponent& operator=(const NodeComponent&) = default;
+			NodeComponent& operator=(NodeComponent&&) noexcept = default;
+	};
+}
+
+#include <Nazara/Utility/Components/NodeComponent.inl>
+
+#endif

include/Nazara/Utility/Components/NodeComponent.inl

@@ -0,0 +1,12 @@
+// Copyright (C) 2021 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Utility module"
+// For conditions of distribution and use, see copyright notice in Prerequisites.hpp
+
+#include <Nazara/Utility/Components/NodeComponent.hpp>
+#include <Nazara/Utility/Debug.hpp>
+
+namespace Nz
+{
+}
+
+#include <Nazara/Utility/DebugOff.hpp>