122 lines
4.2 KiB
C++
122 lines
4.2 KiB
C++
// Copyright (C) 2023 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
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// This file is part of the "Nazara Engine - Graphics 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_GRAPHICS_FORWARDPIPELINEPASS_HPP
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#define NAZARA_GRAPHICS_FORWARDPIPELINEPASS_HPP
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#include <NazaraUtils/Prerequisites.hpp>
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#include <Nazara/Graphics/Config.hpp>
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#include <Nazara/Graphics/ElementRenderer.hpp>
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#include <Nazara/Graphics/FramePipelinePass.hpp>
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#include <Nazara/Graphics/Light.hpp>
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#include <Nazara/Graphics/MaterialInstance.hpp>
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#include <Nazara/Graphics/MaterialPass.hpp>
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#include <Nazara/Graphics/RenderElement.hpp>
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#include <Nazara/Graphics/RenderElementOwner.hpp>
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#include <Nazara/Graphics/RenderQueue.hpp>
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#include <Nazara/Graphics/RenderQueueRegistry.hpp>
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#include <Nazara/Math/Frustum.hpp>
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#include <Nazara/Renderer/UploadPool.hpp>
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namespace Nz
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{
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class AbstractViewer;
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class ElementRendererRegistry;
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class FrameGraph;
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class FramePass;
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class FramePipeline;
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class Light;
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class NAZARA_GRAPHICS_API ForwardPipelinePass : public FramePipelinePass
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{
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public:
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ForwardPipelinePass(FramePipeline& owner, ElementRendererRegistry& elementRegistry, AbstractViewer* viewer);
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ForwardPipelinePass(const ForwardPipelinePass&) = delete;
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ForwardPipelinePass(ForwardPipelinePass&&) = delete;
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~ForwardPipelinePass() = default;
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inline void InvalidateCommandBuffers();
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inline void InvalidateElements();
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void Prepare(RenderFrame& renderFrame, const Frustumf& frustum, const std::vector<FramePipelinePass::VisibleRenderable>& visibleRenderables, const std::vector<std::size_t>& visibleLights, std::size_t visibilityHash);
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void RegisterMaterialInstance(const MaterialInstance& material);
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FramePass& RegisterToFrameGraph(FrameGraph& frameGraph, std::size_t colorBufferIndex, std::size_t depthBufferIndex, bool hasDepthPrepass);
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void UnregisterMaterialInstance(const MaterialInstance& material);
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ForwardPipelinePass& operator=(const ForwardPipelinePass&) = delete;
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ForwardPipelinePass& operator=(ForwardPipelinePass&&) = delete;
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static constexpr std::size_t MaxLightCountPerDraw = 3;
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private:
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struct MaterialPassEntry
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{
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std::size_t usedCount = 1;
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NazaraSlot(MaterialInstance, OnMaterialInstancePipelineInvalidated, onMaterialInstancePipelineInvalidated);
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NazaraSlot(MaterialInstance, OnMaterialInstanceShaderBindingInvalidated, onMaterialInstanceShaderBindingInvalidated);
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};
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using LightKey = std::array<const Light*, MaxLightCountPerDraw>;
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struct LightKeyHasher
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{
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inline std::size_t operator()(const LightKey& lightKey) const;
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};
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struct LightDataUbo
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{
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std::shared_ptr<RenderBuffer> renderBuffer;
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std::size_t offset = 0;
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UploadPool::Allocation* allocation = nullptr;
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};
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struct LightPerElementData
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{
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RenderBufferView lightUniformBuffer;
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std::array<const Texture*, MaxLightCountPerDraw> shadowMaps;
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std::size_t lightCount;
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};
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struct LightUboPool
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{
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std::vector<std::shared_ptr<RenderBuffer>> lightUboBuffers;
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};
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struct RenderableLight
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{
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const Light* light;
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std::size_t lightIndex;
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float contributionScore;
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};
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std::size_t m_forwardPassIndex;
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std::size_t m_lastVisibilityHash;
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std::shared_ptr<LightUboPool> m_lightUboPool;
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std::vector<std::unique_ptr<ElementRendererData>> m_elementRendererData;
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std::vector<ElementRenderer::RenderStates> m_renderStates;
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std::vector<RenderElementOwner> m_renderElements;
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std::unordered_map<const MaterialInstance*, MaterialPassEntry> m_materialInstances;
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std::unordered_map<const RenderElement*, LightPerElementData> m_lightPerRenderElement;
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std::unordered_map<LightKey, RenderBufferView, LightKeyHasher> m_lightBufferPerLights;
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std::vector<LightDataUbo> m_lightDataBuffers;
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std::vector<RenderableLight> m_renderableLights;
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RenderQueue<const RenderElement*> m_renderQueue;
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RenderQueueRegistry m_renderQueueRegistry;
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AbstractViewer* m_viewer;
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ElementRendererRegistry& m_elementRegistry;
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FramePipeline& m_pipeline;
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bool m_rebuildCommandBuffer;
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bool m_rebuildElements;
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};
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}
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#include <Nazara/Graphics/ForwardPipelinePass.inl>
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#endif // NAZARA_GRAPHICS_FORWARDPIPELINEPASS_HPP
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