OpenAssetTools/src/ObjWriting/Dumping/MapFile/MapFileDumper.h

#pragma once

#include <ostream>

class MapFileDumper
{
public:
    union Vec3
    {
        struct
        {
            float m_x;
            float m_y;
            float m_z;
        };
        float v[3];

        Vec3(float x, float y, float z);
        explicit Vec3(float v[3]);
    };

    struct PhysicsBox
    {
        Vec3 m_middle_point;
        Vec3 m_half_size;
        Vec3 m_orientation[3];

        PhysicsBox(Vec3 middlePoint, Vec3 halfSize, Vec3 orientationX, Vec3 orientationY, Vec3 orientationZ);
    };

    struct PhysicsCylinder
    {
        Vec3 m_middle_point;
        float m_radius;
        float m_height;
        Vec3 m_orientation;

        PhysicsCylinder(Vec3 middlePoint, float radius, float height, Vec3 orientation);
    };

private:
    std::ostream& m_stream;

    struct
    {
        bool m_in_entity : 1;
        bool m_in_brush : 1;
    } m_flags;
    size_t m_indent;
    size_t m_entity_index;
    size_t m_brush_index;

    void Indent() const;
    void IncIndent();
    void DecIndent();

public:
    explicit MapFileDumper(std::ostream& stream);

    void Init() const;

    void BeginEntity();
    void EndEntity();

    void BeginBrush();
    void EndBrush();

    void WriteKeyValue(const std::string& key, const std::string& value) const;
    void WritePhysicsBox(PhysicsBox box);
    void WritePhysicsCylinder(PhysicsCylinder cylinder);
};