73 lines
2.2 KiB
C++
73 lines
2.2 KiB
C++
// Copyright (C) 2021 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Utility module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_RENDERSYSTEM_HPP
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#define NAZARA_RENDERSYSTEM_HPP
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#include <Nazara/Prerequisites.hpp>
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#include <Nazara/Core/ECS.hpp>
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#include <Nazara/Graphics/Graphics.hpp>
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#include <Nazara/Graphics/Components/GraphicsComponent.hpp>
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#include <Nazara/Utility/Node.hpp>
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#include <memory>
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#include <set>
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#include <unordered_map>
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namespace Nz
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{
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class CommandBufferBuilder;
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class FramePipeline;
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class RenderFrame;
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class UploadPool;
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class NAZARA_GRAPHICS_API RenderSystem
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{
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public:
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RenderSystem(entt::registry& registry);
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RenderSystem(const RenderSystem&) = delete;
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RenderSystem(RenderSystem&&) = delete;
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~RenderSystem();
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void Render(entt::registry& registry, RenderFrame& renderFrame);
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RenderSystem& operator=(const RenderSystem&) = delete;
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RenderSystem& operator=(RenderSystem&&) = delete;
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private:
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void OnCameraDestroy(entt::registry& registry, entt::entity entity);
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void OnGraphicsDestroy(entt::registry& registry, entt::entity entity);
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void OnNodeDestroy(entt::registry& registry, entt::entity entity);
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void UpdateInstances(entt::registry& registry);
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struct CameraEntity
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{
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NazaraSlot(Node, OnNodeInvalidation, onNodeInvalidation);
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};
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struct GraphicsEntity
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{
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NazaraSlot(GraphicsComponent, OnRenderableAttached, onRenderableAttached);
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NazaraSlot(GraphicsComponent, OnRenderableDetach, onRenderableDetach);
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NazaraSlot(Node, OnNodeInvalidation, onNodeInvalidation);
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};
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entt::connection m_cameraDestroyConnection;
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entt::connection m_graphicsDestroyConnection;
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entt::connection m_nodeDestroyConnection;
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entt::observer m_cameraConstructObserver;
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entt::observer m_graphicsConstructObserver;
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std::set<entt::entity> m_invalidatedCameraNode;
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std::set<entt::entity> m_invalidatedWorldNode;
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std::unique_ptr<FramePipeline> m_pipeline;
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std::unordered_map<entt::entity, CameraEntity> m_cameraEntities;
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std::unordered_map<entt::entity, GraphicsEntity> m_graphicsEntities;
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};
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}
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#include <Nazara/Graphics/Systems/RenderSystem.inl>
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#endif
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