109 lines
2.9 KiB
C++
109 lines
2.9 KiB
C++
// Copyright (C) 2015 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_FORMATS_OBJPARSER_HPP
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#define NAZARA_FORMATS_OBJPARSER_HPP
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#include <Nazara/Prerequesites.hpp>
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#include <Nazara/Core/Stream.hpp>
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#include <Nazara/Core/String.hpp>
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#include <Nazara/Math/Vector3.hpp>
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#include <Nazara/Math/Vector4.hpp>
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#include <Nazara/Utility/Config.hpp>
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#include <vector>
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namespace Nz
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{
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class NAZARA_UTILITY_API OBJParser
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{
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public:
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struct Face;
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struct FaceVertex;
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struct Mesh;
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OBJParser() = default;
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~OBJParser() = default;
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inline void Clear();
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inline String* GetMaterials();
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inline const String* GetMaterials() const;
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inline UInt32 GetMaterialCount() const;
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inline Mesh* GetMeshes();
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inline const Mesh* GetMeshes() const;
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inline UInt32 GetMeshCount() const;
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inline const String& GetMtlLib() const;
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inline Vector3f* GetNormals();
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inline const Vector3f* GetNormals() const;
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inline UInt32 GetNormalCount() const;
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inline Vector4f* GetPositions();
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inline const Vector4f* GetPositions() const;
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inline UInt32 GetPositionCount() const;
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inline Vector3f* GetTexCoords();
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inline const Vector3f* GetTexCoords() const;
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inline UInt32 GetTexCoordCount() const;
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bool Parse(Stream& stream, UInt32 reservedVertexCount = 100);
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bool Save(Stream& stream) const;
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inline String* SetMaterialCount(UInt32 materialCount);
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inline Mesh* SetMeshCount(UInt32 meshCount);
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inline void SetMtlLib(const String& mtlLib);
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inline Vector3f* SetNormalCount(UInt32 normalCount);
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inline Vector4f* SetPositionCount(UInt32 positionCount);
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inline Vector3f* SetTexCoordCount(UInt32 texCoordCount);
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struct Face
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{
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UInt32 firstVertex;
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UInt32 vertexCount;
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};
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struct FaceVertex
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{
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UInt32 normal;
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UInt32 position;
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UInt32 texCoord;
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};
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struct Mesh
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{
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std::vector<Face> faces;
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std::vector<FaceVertex> vertices;
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String name;
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UInt32 material;
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};
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private:
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bool Advance(bool required = true);
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template<typename T> void Emit(const T& text) const;
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inline void EmitLine() const;
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template<typename T> void EmitLine(const T& line) const;
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inline void Error(const String& message);
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inline void Flush() const;
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inline void Warning(const String& message);
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inline bool UnrecognizedLine(bool error = false);
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std::vector<Mesh> m_meshes;
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std::vector<String> m_materials;
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std::vector<Vector3f> m_normals;
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std::vector<Vector4f> m_positions;
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std::vector<Vector3f> m_texCoords;
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mutable Stream* m_currentStream;
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String m_currentLine;
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String m_mtlLib;
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mutable StringStream m_outputStream;
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bool m_keepLastLine;
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unsigned int m_lineCount;
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unsigned int m_errorCount;
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};
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}
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#include <Nazara/Utility/Formats/OBJParser.inl>
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#endif // NAZARA_FORMATS_OBJPARSER_HPP
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