qgsleastsquares.h

一个非常好的GIS开源新版本

/***************************************************************************
     qgsleastsquares.h
     --------------------------------------
    Date                 : Sun Sep 16 12:03:47 AKDT 2007
    Copyright            : (C) 2007 by Gary E. Sherman
    Email                : sherman at mrcc dot com
 ***************************************************************************
 *                                                                         *
 *   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 QGSLEASTSQUARES_H
#define QGSLEASTSQUARES_H

#include <vector>
#include <cstdarg>
#include <stdexcept>

#include "qgspoint.h"


class QgsLeastSquares {
 public:
  static void linear(std::vector<QgsPoint> mapCoords, 
		     std::vector<QgsPoint> pixelCoords,
		     QgsPoint& origin, double& pixelXSize, double& pixelYSize);
  
  static void helmert(std::vector<QgsPoint> mapCoords, 
		      std::vector<QgsPoint> pixelCoords,
		      QgsPoint& origin, double& pixelSize, double& rotation);
  
  static void affine(std::vector<QgsPoint> mapCoords,
		     std::vector<QgsPoint> pixelCoords);  
};


#endif