Add initial ECS support

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

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+// 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;
+	}
+}