Grid.h

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#ifndef GlobeEngine_Grid_h
#define GlobeEngine_Grid_h

#include "vmmlib/vector.hpp"
#include "AxisAlignedBoundingBox.h"

namespace ge {
    class Grid2D
    {
    public:
        Grid2D() {};
        virtual ~Grid2D() {};
        virtual void clear();
        vmml::Vector2ui getSize() const;
        vmml::Vector2d getMidpoint() const;
        const ge::AABB2d& getAABB() const;

        virtual vmml::Vector2ui getCellIdxForPoint(vmml::Vector2d _point) = 0;
        virtual vmml::Vector2i getCellIdxForBound(vmml::Vector4d _point) = 0;

    protected:
        ge::AABB2d bound;
        vmml::Vector2ui sizes; 
        vmml::Vector2d midpoint; 
    };

    class CartesianGrid2D : public Grid2D
    {
    public:
        CartesianGrid2D();
        ~CartesianGrid2D() {};
        void clear() override;

        void create(vmml::Vector2ui _pointCounts, double _stepsize);
        
        void create(const ge::AABB2d& _bound, vmml::Vector2ui _pointCounts);

        void create(const ge::AABB2d& _bound, double _stepsize);

    private:
        double stepsize;
    };

    class RegularGrid2D : public Grid2D
    {
    public:
        RegularGrid2D() {};
        ~RegularGrid2D() {};
        
        void clear() override;

        void create(vmml::Vector2ui _pointcount, vmml::Vector2d _stepsizes);
        
        void create(const ge::AABB2d& _bound, vmml::Vector2ui _pointcount);
        
        void create(const ge::AABB2d& _bound, vmml::Vector2d _stepsizes);

    private:
        vmml::Vector2d stepsizes; 
    };
}
#endif