65 lines
2.0 KiB
C++
65 lines
2.0 KiB
C++
// Copyright (C) 2022 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_SUBMESHRENDERER_HPP
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#define NAZARA_GRAPHICS_SUBMESHRENDERER_HPP
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#include <Nazara/Prerequisites.hpp>
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#include <Nazara/Graphics/ElementRenderer.hpp>
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#include <Nazara/Math/Rect.hpp>
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#include <Nazara/Renderer/ShaderBinding.hpp>
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namespace Nz
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{
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class RenderPipeline;
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class RenderSubmesh;
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class ShaderBinding;
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class NAZARA_GRAPHICS_API SubmeshRenderer : public ElementRenderer
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{
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public:
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SubmeshRenderer() = default;
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~SubmeshRenderer() = default;
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std::unique_ptr<ElementRendererData> InstanciateData() override;
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void Prepare(const ViewerInstance& viewerInstance, ElementRendererData& rendererData, RenderFrame& currentFrame, std::size_t elementCount, const Pointer<const RenderElement>* elements, const RenderStates* renderStates) override;
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void Render(const ViewerInstance& viewerInstance, ElementRendererData& rendererData, CommandBufferBuilder& commandBuffer, std::size_t elementCount, const Pointer<const RenderElement>* elements) override;
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void Reset(ElementRendererData& rendererData, RenderFrame& currentFrame) override;
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private:
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std::vector<ShaderBinding::Binding> m_bindingCache;
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};
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struct SubmeshRendererData : public ElementRendererData
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{
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struct DrawCall
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{
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const RenderBuffer* indexBuffer;
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const RenderBuffer* vertexBuffer;
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const RenderPipeline* renderPipeline;
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const ShaderBinding* shaderBinding;
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std::size_t firstIndex;
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std::size_t indexCount;
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IndexType indexType;
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Recti scissorBox;
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};
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struct DrawCallIndices
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{
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std::size_t start;
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std::size_t count;
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};
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std::unordered_map<const RenderSubmesh*, DrawCallIndices> drawCallPerElement;
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std::vector<DrawCall> drawCalls;
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std::vector<ShaderBindingPtr> shaderBindings;
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};
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}
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#include <Nazara/Graphics/SubmeshRenderer.inl>
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#endif // NAZARA_GRAPHICS_SUBMESHRENDERER_HPP
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