Add light support (WIP)

include/Nazara/Graphics/Components/LightComponent.hpp

@@ -0,0 +1,64 @@
+// Copyright (C) 2022 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
+// 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_GRAPHICS_COMPONENTS_LIGHTCOMPONENT_HPP
+#define NAZARA_GRAPHICS_COMPONENTS_LIGHTCOMPONENT_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Core/ECS.hpp>
+#include <Nazara/Graphics/Light.hpp>
+#include <Nazara/Graphics/WorldInstance.hpp>
+#include <memory>
+#include <vector>
+
+namespace Nz
+{
+	class NAZARA_GRAPHICS_API LightComponent
+	{
+		public:
+			struct LightEntry;
+
+			inline LightComponent(bool initialyVisible = true);
+			LightComponent(const LightComponent&) = default;
+			LightComponent(LightComponent&&) = default;
+			~LightComponent() = default;
+
+			inline void AttachLight(std::shared_ptr<Light> renderable, UInt32 renderMask);
+
+			inline void Clear();
+
+			inline void DetachLight(const std::shared_ptr<Light>& renderable);
+
+			inline const std::vector<LightEntry>& GetLights() const;
+
+			inline void Hide();
+
+			inline bool IsVisible() const;
+
+			inline void Show(bool show = true);
+
+			LightComponent& operator=(const LightComponent&) = default;
+			LightComponent& operator=(LightComponent&&) = default;
+
+			NazaraSignal(OnLightAttached, LightComponent* /*graphicsComponent*/, const LightEntry& /*lightEntry*/);
+			NazaraSignal(OnLightDetach, LightComponent* /*graphicsComponent*/, const LightEntry& /*lightEntry*/);
+			NazaraSignal(OnVisibilityUpdate, LightComponent* /*graphicsComponent*/, bool /*newVisibilityState*/);
+
+			struct LightEntry
+			{
+				std::shared_ptr<Light> light;
+				UInt32 renderMask;
+			};
+
+		private:
+			std::vector<LightEntry> m_lightEntries;
+			bool m_isVisible;
+	};
+}
+
+#include <Nazara/Graphics/Components/LightComponent.inl>
+
+#endif // NAZARA_GRAPHICS_COMPONENTS_LIGHTCOMPONENT_HPP