79 lines
2.7 KiB
C++
79 lines
2.7 KiB
C++
// Copyright (C) 2015 Jérôme Leclercq
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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_DEFERREDRENDERTECHNIQUE_HPP
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#define NAZARA_DEFERREDRENDERTECHNIQUE_HPP
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#include <Nazara/Prerequesites.hpp>
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#include <Nazara/Graphics/AbstractRenderTechnique.hpp>
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#include <Nazara/Graphics/DeferredRenderPass.hpp>
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#include <Nazara/Graphics/DeferredRenderQueue.hpp>
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#include <Nazara/Graphics/ForwardRenderTechnique.hpp>
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#include <Nazara/Math/Vector2.hpp>
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#include <Nazara/Renderer/RenderBuffer.hpp>
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#include <Nazara/Renderer/RenderStates.hpp>
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#include <Nazara/Renderer/RenderTexture.hpp>
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#include <Nazara/Renderer/Texture.hpp>
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#include <Nazara/Renderer/TextureSampler.hpp>
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#include <Nazara/Utility/Mesh.hpp>
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#include <map>
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#include <memory>
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class NAZARA_API NzDeferredRenderTechnique : public NzAbstractRenderTechnique, public NzRenderTarget::Listener
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{
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friend class NzGraphics;
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public:
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NzDeferredRenderTechnique();
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~NzDeferredRenderTechnique();
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bool Draw(const NzScene* scene) const override;
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void EnablePass(nzRenderPassType renderPass, int position, bool enable);
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NzRenderBuffer* GetDepthStencilBuffer() const;
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NzTexture* GetGBuffer(unsigned int i) const;
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NzRenderTexture* GetGBufferRTT() const;
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const NzForwardRenderTechnique* GetForwardTechnique() const;
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NzDeferredRenderPass* GetPass(nzRenderPassType renderPass, int position = 0);
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NzAbstractRenderQueue* GetRenderQueue() override;
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nzRenderTechniqueType GetType() const override;
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NzRenderTexture* GetWorkRTT() const;
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NzTexture* GetWorkTexture(unsigned int i) const;
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bool IsPassEnabled(nzRenderPassType renderPass, int position);
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NzDeferredRenderPass* ResetPass(nzRenderPassType renderPass, int position);
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void SetPass(nzRenderPassType relativeTo, int position, NzDeferredRenderPass* pass);
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static bool IsSupported();
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private:
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bool Resize(const NzVector2ui& dimensions) const;
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static bool Initialize();
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static void Uninitialize();
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struct RenderPassComparator
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{
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bool operator()(nzRenderPassType pass1, nzRenderPassType pass2);
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};
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std::map<nzRenderPassType, std::map<int, std::unique_ptr<NzDeferredRenderPass>>, RenderPassComparator> m_passes;
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NzForwardRenderTechnique m_forwardTechnique; // Doit être initialisé avant la RenderQueue
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NzDeferredRenderQueue m_renderQueue;
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mutable NzRenderBufferRef m_depthStencilBuffer;
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mutable NzRenderTexture m_GBufferRTT;
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mutable NzRenderTexture m_workRTT;
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mutable NzTextureRef m_GBuffer[4];
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mutable NzTextureRef m_workTextures[2];
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mutable NzVector2ui m_GBufferSize;
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const NzRenderTarget* m_viewerTarget;
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};
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#endif // NAZARA_FORWARDRENDERTECHNIQUE_HPP
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