NazaraEngine/include/Nazara/Core/Formats/MTLParser.hpp

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2.3 KiB
C++

// Copyright (C) 2024 Jérôme "SirLynix" Leclercq (lynix680@gmail.com)
// This file is part of the "Nazara Engine - Core module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#pragma once
#ifndef NAZARA_CORE_FORMATS_MTLPARSER_HPP
#define NAZARA_CORE_FORMATS_MTLPARSER_HPP
#include <NazaraUtils/Prerequisites.hpp>
#include <Nazara/Core/Color.hpp>
#include <Nazara/Core/Config.hpp>
#include <NazaraUtils/StringHash.hpp>
#include <unordered_map>
namespace Nz
{
class NAZARA_CORE_API MTLParser
{
public:
struct Material;
MTLParser() = default;
~MTLParser() = default;
inline Material* AddMaterial(std::string matName);
inline void Clear();
inline const Material* GetMaterial(std::string_view materialName) const;
inline const std::unordered_map<std::string, Material, StringHash<>, std::equal_to<>>& GetMaterials() const;
bool Parse(Stream& stream);
bool Save(Stream& stream) const;
struct Material
{
Color ambient = Color::White();
Color diffuse = Color::White();
Color specular = Color::White();
std::string alphaMap;
std::string ambientMap;
std::string bumpMap;
std::string decalMap;
std::string diffuseMap;
std::string displacementMap;
std::string emissiveMap; //< <!> Custom addition: not present in MTL
std::string normalMap; //< <!> Custom addition: not present in MTL
std::string reflectionMap;
std::string shininessMap;
std::string specularMap;
float alpha = 1.f;
float refractionIndex = 1.f;
float shininess = 1.f;
unsigned int illumModel = 0;
};
private:
bool Advance(bool required = true);
template<typename T> void Emit(const T& text) const;
inline void EmitLine() const;
template<typename T> void EmitLine(const T& line) const;
inline void Error(std::string_view message);
inline void Flush() const;
inline void Warning(std::string_view message);
inline void UnrecognizedLine(bool error = false);
std::unordered_map<std::string, Material, StringHash<>, std::equal_to<>> m_materials;
mutable Stream* m_currentStream;
std::string m_currentLine;
mutable std::ostringstream m_outputStream;
bool m_keepLastLine;
unsigned int m_lineCount;
};
}
#include <Nazara/Core/Formats/MTLParser.inl>
#endif // NAZARA_CORE_FORMATS_MTLPARSER_HPP