mod_fem_viewer/FemViewer/inc/Fire.h

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#ifndef _FIRE_H_
#define _FIRE_H_

#include <vector>
#include <sstream>
#include <string>

//#include "GraphicElem.hpp"

namespace FemViewer {

class Mesh;
class Legend;

template <typename T> class Point3D;
template <typename T> class GraphElement2;

class Fire
{
    static const int indexCase[6][3];

public:

    const Mesh*     pMesh;
    const Legend&   legend;
public:

    Fire(const Mesh* meshp, const Legend& leg)
            : pMesh(meshp), legend(leg) {}


    void Exe3(GraphElement2<double>& elIn, std::vector<GraphElement2<double> >& elOut);

    void CreateLine(GraphElement2<double>& elIn, std::vector<GraphElement2<double> >& elOut);

    
    // sortuje vierzcho�ki w tr�jk�cie od min do max warto�ci
    int GetSorted(const double* values, const int*& index);

protected:
    void ExtractPentagram2(GraphElement2<double>& el, const std::vector<double>& values, std::vector<GraphElement2<double> >& elOut,
            std::vector<GraphElement2<double> >& subTriangles, int& line1, int& line2);

    // procedura do kolorowania sub-triangles
    void CutTriangle(GraphElement2<double>& elIn, const std::vector<double>& values, int line, std::vector<GraphElement2<double> >&elOut);

    // fill triangle
    bool FullTriangleFallage(GraphElement2<double>& elIn, const std::vector<double>& values, std::vector<GraphElement2<double> >& elOut);

    // check if value is between contour bounds
    bool ValueWithin(const double& val, const double& bnd1, const double& bnd2)
    { return (val >= bnd1 && val <= bnd2) || (val >= bnd2 && val <= bnd1); }

    // get contour point
    template<typename T>
    static Point3D<T> GetContourPoint(Point3D<T>& p1, Point3D<T>& p2, T& v, T& v1, T& v2)
    {
        T t(0);
        T diff = v2 - v1;

        if(diff != 0) {
            t = (v - v1) / diff;
            Point3D<T> p;
            p.SetInterp(p1,p2,t);
            
            return(p);
        }
    }
};


} // end namespace FemViewer


#endif /* _FIRE_H_
*/

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