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SL_Grid.h

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// SL_Grid.h: interface for the SL_Grid class.
//

#if !defined(AFX_SL_GRID_H__155DC654_3FD2_4C29_9DD3_D3A91876C7FA__INCLUDED_)
#define AFX_SL_GRID_H__155DC654_3FD2_4C29_9DD3_D3A91876C7FA__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include <vector>
//#include "SL_struct.h"
#include "SL_GridCell.h"

#include "GlobalState.h"

using namespace std;

class SL_StreamLine;

class SL_Grid  
{
public:
        SL_Grid();
        SL_Grid(CGlobalState* refGlobal);
        virtual ~SL_Grid();

        bool AddDot( const Vec2f dotPtr );

        //void SetCellSize( float fSet);

        float GetCellSize() { return this->fCellSize;};

        void SetWidthHeight( float fWidth, float fHeight, float fDsep );

        int GetNumerElements_Grid() {return iElementsCell;};

        bool AllowSetPoint_AskNeibour( const Vec2f dotPtr );
        
        //bool AllowSetPoint_AddPoint( Vec2f dotPtr );

        void toString();

protected:
        //bool AllowSetPoint( const Vec2f dotPtr, int &indexInDataArray);
        bool AllowSetPoint( const Vec2f dotPtr, 
                int indexX, int indexY, int iGridIndex1D );

        bool AllowSetPoint( const Vec2f dotPtr, 
                                        int indexX, int indexY );

public:
        vector< SL_GridCell > v_grid;
        
        float fWidthX;
        float fHeightY;

private:
        float fCellSize;
        float m_fCellSizeSqr;
        int iWidthX;
        int iHeightY;

        int iElementsCell;

        CGlobalState* refGlobalState;
        // Copy of the values from globalstate->data etc.
        float fminXposCopy;  
        float fminYposCopy;
        float fmaxXposCopy;
        float fmaxYposCopy;
};

#endif // !defined(AFX_SL_GRID_H__155DC654_3FD2_4C29_9DD3_D3A91876C7FA__INCLUDED_)

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