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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 PROJECTIONSPHAERIC_H
#define PROJECTIONSPHAERIC_H
#include "Hill.H"
#include "Projection.H"
class ProjectionSphaeric : public Projection {
private:
double comp_scale(const Hill *m1, const Hill *m2, double d_m1_m2_2);
double comp_dir_view(const Hill *m1, const Hill *m2, double d_m1_2, double d_m2_2, double scale, double sign3);
double comp_nick_view(const Hill *m1, const Hill *m2, double d_m1_2, double scale, double dir_view, double sign1);
double comp_tilt_view(const Hill *m, double scale, double dir_view, double nick_view);
public:
void get_coordinates(double a_view, double a_nick, const ViewParams *parms,
double *x, double *y);
int comp_params(const Hill *m1, const Hill *m2, ViewParams *parms);
};
#endif
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