91 lines
3.3 KiB
C++
91 lines
3.3 KiB
C++
// Copyright (C) 2024 Jérôme "SirLynix" 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_MODEL_HPP
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#define NAZARA_GRAPHICS_MODEL_HPP
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#include <NazaraUtils/Prerequisites.hpp>
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#include <Nazara/Core/ObjectLibrary.hpp>
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#include <Nazara/Core/Resource.hpp>
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#include <Nazara/Core/ResourceLoader.hpp>
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#include <Nazara/Core/ResourceManager.hpp>
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#include <Nazara/Core/ResourceParameters.hpp>
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#include <Nazara/Core/ResourceSaver.hpp>
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#include <Nazara/Graphics/Config.hpp>
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#include <Nazara/Graphics/GraphicalMesh.hpp>
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#include <Nazara/Graphics/InstancedRenderable.hpp>
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#include <Nazara/Renderer/RenderPipeline.hpp>
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#include <Nazara/Utility/Mesh.hpp>
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#include <Nazara/Utility/VertexDeclaration.hpp>
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#include <NazaraUtils/FunctionRef.hpp>
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#include <NazaraUtils/Result.hpp>
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#include <memory>
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namespace Nz
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{
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struct NAZARA_GRAPHICS_API ModelParams : ResourceParameters
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{
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bool loadMaterials = true;
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FunctionRef<Result<void, ResourceLoadingError>(const std::shared_ptr<Mesh>& mesh)> meshCallback = nullptr;
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MeshParams mesh;
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bool IsValid() const;
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};
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class Model;
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using ModelLibrary = ObjectLibrary<Model>;
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using ModelLoader = ResourceLoader<Model, ModelParams>;
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using ModelManager = ResourceManager<Model, ModelParams>;
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using ModelSaver = ResourceSaver<Model, ModelParams>;
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class NAZARA_GRAPHICS_API Model : public InstancedRenderable, public Resource
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{
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public:
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using Params = ModelParams;
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Model(std::shared_ptr<GraphicalMesh> graphicalMesh);
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Model(const Model&) = delete;
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Model(Model&&) noexcept = default;
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~Model() = default;
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void BuildElement(ElementRendererRegistry& registry, const ElementData& elementData, std::size_t passIndex, std::vector<RenderElementOwner>& elements) const override;
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const std::shared_ptr<RenderBuffer>& GetIndexBuffer(std::size_t subMeshIndex) const;
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std::size_t GetIndexCount(std::size_t subMeshIndex) const;
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const std::shared_ptr<MaterialInstance>& GetMaterial(std::size_t subMeshIndex) const override;
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std::size_t GetMaterialCount() const override;
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inline std::size_t GetSubMeshCount() const;
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const std::vector<RenderPipelineInfo::VertexBufferData>& GetVertexBufferData(std::size_t subMeshIndex) const;
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const std::shared_ptr<RenderBuffer>& GetVertexBuffer(std::size_t subMeshIndex) const;
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inline void SetMaterial(std::size_t subMeshIndex, std::shared_ptr<MaterialInstance> material);
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Model& operator=(const Model&) = delete;
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Model& operator=(Model&&) noexcept = default;
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static std::shared_ptr<Model> LoadFromFile(const std::filesystem::path& filePath, const ModelParams& params = ModelParams());
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static std::shared_ptr<Model> LoadFromMemory(const void* data, std::size_t size, const ModelParams& params = ModelParams());
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static std::shared_ptr<Model> LoadFromStream(Stream& stream, const ModelParams& params = ModelParams());
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private:
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struct SubMeshData
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{
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std::shared_ptr<MaterialInstance> material;
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std::vector<RenderPipelineInfo::VertexBufferData> vertexBufferData;
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};
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NazaraSlot(GraphicalMesh, OnInvalidated, m_onInvalidated);
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std::shared_ptr<GraphicalMesh> m_graphicalMesh;
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std::vector<SubMeshData> m_submeshes;
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};
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}
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#include <Nazara/Graphics/Model.inl>
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#endif // NAZARA_GRAPHICS_MODEL_HPP
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