C:/Documents and Settings/benesova/Plocha/FlowVis/vislab2/reggrid.h

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#ifndef __REGGRID__
#define __REGGRID__

#include "cml/cml.h"
#include <vector>

#include "streamline.h"

using std::vector;

class Reggrid
{
//private:
public:
        float m_separatingDistance;     
        float m_testingDistance;        

        float m_width;                          
        float m_height;                         

        int m_cellsX;                           
        int m_cellsY;                           

        vector<cml::vector2f> *m_grid;  

        bool TestCollision(const cml::vector2f &point, float distance) const;
public:
        Reggrid(float width, float height, float separatingDistance, float testingDistance);

        const vector<cml::vector2f> &GetCell(int cellId) const;
        vector<cml::vector2f> &GetCell(int cellId);

        bool Collides(const cml::vector2f &point) const;
        bool SeedCollides(const cml::vector2f &point) const;

        float GetTaperingSize(const cml::vector2f &point) const;

        bool AreCoordsValid(int x, int y) const;
        bool AreCoordsValid(const cml::vector2f &point) const {return AreCoordsValid(point[0], point[1]);}

        void GetCoordsFromID(int cellId, int &x, int &y) const;
        int GetCellIDFromCoords(float x, float y) const;
        int GetCellIDFromCellCoords(int x, int y) const;

        void AddPoint(const cml::vector2f &point);
};


#endif

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