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Data.h

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// Data.h: Schnittstelle für die Klasse CFlowData.
//

#if !defined(AFX_DATA_H__06CF6D58_D772_418F_B76A_57B810306DC7__INCLUDED_)
#define AFX_DATA_H__06CF6D58_D772_418F_B76A_57B810306DC7__INCLUDED_

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


#include "misc.h"
class CGlobalState;


class CFlowData  
{
public:

        CFlowData(CGlobalState *state);
        virtual ~CFlowData();
        //load files into structure GeneralGrid
        bool LoadData(CString gridfile, CString datafile);

        bool LoadData();
        
        float Absolut(float value);

        //Resample GeneralGrid to orthogonalized (evenly spaced) grid
        bool ResampleData(float stepLength);


        //Bilinear interpolation of vectordata
        bool InterpolateDataFromGeneralGrid(Vec3f pos, Vec3f &result, float* additionalData);


        bool InterpolateVec2fDataFromGeneralGrid(Vec2f pos, Vec2f &result);

/******************** TODO **********************
        //Interpolate additional data from GeneralGrid
        bool InterpolateAdditionalDataFromGeneralGrid(Vec3f pos, Vec3f[] &result);
******************** TODO **********************/

        //merge
        bool InterpolateVec2fNORMDataFromGeneralGrid(Vec2f pos, Vec2f &result);
        bool InterpolateVec2fNORMDataFromGeneralGrid(Vec2f pos, Vec2f &result, float vecLength);

        bool IsLoaded();
        void normalizeVec( Vec2f &vec, float &setLength);
        void normalizeVec( Vec2f &vec );
        //merge end

public:
        // data as loaded from the files
        GeneralGrid generalGrid;
        // resampled data
        OrthoGrid orthoGrid;
        
        // number of additional datasets
        int numOfSets;
        // number of timesteps (for timedependent data)
        int numOfSteps;
        // time between two timesteps
        int timeStep;
        
        // minimum position of dataset
        float minXpos;
        float minYpos;
        // maximum position of dataset
        float maxXpos;
        float maxYpos;
        // maximum of vectors
        float maxXvec;
        float maxYvec;

        // max(maxXpos-minXpos,maxYpos-minYpos)
        float maxLength;

        //minimum difference between two gridpoints
        float minXStepLength;
        float minYStepLength;

        //range for additionaldata 1&2
        float addData1Min;
        float addData2Min;
        float addData1Max;
        float addData2Max;
        

private:
        
        //cleanups
        void DeleteGeneralGrid();
        void DeleteOrthoGrid();
        CGlobalState *state;

        bool DataFilesAllLoaded;
        

};

#endif // !defined(AFX_DATA_H__06CF6D58_D772_418F_B76A_57B810306DC7__INCLUDED_)

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