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//
// Copyright 2006 Johannes Hofmann <Johannes.Hofmann@gmx.de>
//
// This software may be used and distributed according to the terms
// of the GNU General Public License, incorporated herein by reference.
#ifndef PROJECTIONLSQ_H
#define PROJECTIONLSQ_H
#include "Hill.H"
#include "ViewParams.H"
class ProjectionLSQ {
private:
double comp_scale(double alph_a, double alph_b, double d1, double d2);
int lsq(const Hills *m, ViewParams *parms, int distortion_correct);
protected:
double sec(double a);
public:
typedef enum {
RECTILINEAR = 0,
CYLINDRICAL = 1
} Projection_t;
ProjectionLSQ();
void get_coordinates(double a_view, double a_nick,
const ViewParams *parms, double *x, double *y);
int comp_params(const Hills *h, ViewParams *parms);
virtual double get_view_angle();
#define ARGS double c_view, double c_nick, double c_tilt, double scale, double k0, double k1, double m_view, double m_nick
virtual double mac_x(ARGS);
virtual double mac_y(ARGS);
virtual double mac_x_dc_view(ARGS);
virtual double mac_x_dc_nick(ARGS);
virtual double mac_x_dc_tilt(ARGS);
virtual double mac_x_dscale(ARGS);
virtual double mac_x_dk0(ARGS);
virtual double mac_x_dk1(ARGS);
virtual double mac_y_dc_view(ARGS);
virtual double mac_y_dc_nick(ARGS);
virtual double mac_y_dc_tilt(ARGS);
virtual double mac_y_dscale(ARGS);
virtual double mac_y_dk0(ARGS);
virtual double mac_y_dk1(ARGS);
#undef ARGS
};
#endif
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