Volume.h

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#pragma once

#include <vector>
#include <string>
#include <iostream>

#include <QProgressBar>

#include <QOpenGLTexture>


//-------------------------------------------------------------------------------------------------
// Voxel
//-------------------------------------------------------------------------------------------------

class Voxel
{
    public:

        Voxel();
        Voxel(const Voxel &other);
        Voxel(const float value);

        ~Voxel();


        // VOXEL VALUE

        void                    setValue(const float value);
        const float             getValue() const;


        // OPERATORS

        const bool              operator==(const Voxel &other) const;
        const bool              operator!=(const Voxel &other) const;
        const bool              operator>(const Voxel &other) const;
        const bool              operator>=(const Voxel &other) const;
        const bool              operator<(const Voxel &other) const;
        const bool              operator<=(const Voxel &other) const;

        const Voxel             operator+(const Voxel &other) const;
        const Voxel             operator-(const Voxel &other) const;
        const Voxel             operator*(const float &value) const;
        const Voxel             operator/(const float &value) const;
        
        const Voxel&            operator+=(const Voxel &other);
        const Voxel&            operator-=(const Voxel &other);
        const Voxel&            operator*=(const float &value);
        const Voxel&            operator/=(const float &value);


    private:

        float                   m_Value;

};


//-------------------------------------------------------------------------------------------------
// Volume
//-------------------------------------------------------------------------------------------------

class Volume
{

    public:

        Volume();
        ~Volume();


        // VOLUME DATA

        const Voxel&            voxel(const int i) const;
        const Voxel&            voxel(const int x, const int y, const int z) const;
        const Voxel*            voxels() const;

        const int               width() const;
        const int               height() const;
        const int               depth() const;

        const int               size() const;

        bool                    loadFromFile(QString filename, QProgressBar* progressBar);

        QOpenGLTexture*          generate3DTex();

    private:

        std::vector<Voxel>      m_Voxels;

        int                     m_Width;
        int                     m_Height;
        int                     m_Depth;

        int                     m_Size;

};