LinTriangleInterpolator.h

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/***************************************************************************
                          LinTriangleInterpolator.h  -  description
                             -------------------
    copyright            : (C) 2004 by Marco Hugentobler
    email                : [email protected]
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#ifndef LINTRIANGLEINTERPOLATOR_H
#define LINTRIANGLEINTERPOLATOR_H

#include "TriangleInterpolator.h"
#include "DualEdgeTriangulation.h"
#include "qgis_analysis.h"

#define SIP_NO_FILE

class ANALYSIS_EXPORT LinTriangleInterpolator : public TriangleInterpolator
{
  public:
    LinTriangleInterpolator() = default;
    LinTriangleInterpolator( DualEdgeTriangulation *tin );
    bool calcNormVec( double x, double y, Vector3D *result SIP_OUT ) override;
    bool calcPoint( double x, double y, QgsPoint &result SIP_OUT ) override;
    virtual DualEdgeTriangulation *getTriangulation() const;
    virtual void setTriangulation( DualEdgeTriangulation *tin );


  protected:
    DualEdgeTriangulation *mTIN = nullptr;
    virtual bool calcFirstDerX( double x, double y, Vector3D *result SIP_OUT );
    virtual bool calcFirstDerY( double x, double y, Vector3D *result SIP_OUT );
};

#ifndef SIP_RUN

inline LinTriangleInterpolator::LinTriangleInterpolator( DualEdgeTriangulation *tin ): mTIN( tin )
{

}

inline DualEdgeTriangulation *LinTriangleInterpolator::getTriangulation() const
{
  return mTIN;
}

inline void LinTriangleInterpolator::setTriangulation( DualEdgeTriangulation *tin )
{
  mTIN = tin;
}

#endif
#endif