QGIS/python/analysis/interpolation/LinTriangleInterpolator.sip
2017-05-01 20:00:51 +02:00

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class LinTriangleInterpolator : TriangleInterpolator
{
%TypeHeaderCode
#include <LinTriangleInterpolator.h>
%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 );
};