class LinTriangleInterpolator : TriangleInterpolator { %TypeHeaderCode #include %End public: /** Default constructor*/ LinTriangleInterpolator(); /** Constructor with reference to a DualEdgeTriangulation object*/ LinTriangleInterpolator( DualEdgeTriangulation* tin ); /** Destructor*/ virtual ~LinTriangleInterpolator(); /** Calculates the normal vector and assigns it to vec*/ virtual bool calcNormVec( double x, double y, Vector3D* result ); /** Performs a linear interpolation in a triangle and assigns the x-,y- and z-coordinates to point*/ virtual bool calcPoint( double x, double y, Point3D* result ); /** Returns a pointer to the current Triangulation object*/ virtual DualEdgeTriangulation* getTriangulation() const; /** Sets a Triangulation*/ virtual void setTriangulation( DualEdgeTriangulation* tin ); protected: /** Calculates the first derivative with respect to x for a linear surface and assigns it to vec*/ virtual bool calcFirstDerX( double x, double y, Vector3D* result ); /** Calculates the first derivative with respect to y for a linear surface and assigns it to vec*/ virtual bool calcFirstDerY( double x, double y, Vector3D* result ); };