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/****************************************************************************
Xplanet 0.94 - render an image of a planet into an X window
Copyright (C) 2002 Hari Nair <hari@alumni.caltech.edu>
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.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
****************************************************************************/
#ifndef PROJECTION_RECTANGULAR_H
#define PROJECTION_RECTANGULAR_H
#include "Location.h"
#include "ProjectionBase.h"
class ProjectionRectangular : public ProjectionBase
{
public:
ProjectionRectangular(const int w, const int h);
ProjectionRectangular(const int w, const int h, const bool b);
~ProjectionRectangular();
void createProjection(const double sunlon, const double sunlat,
unsigned char *day, unsigned char *night);
int pixelToSpherical(const int x, const int y,
double &lon, double &lat);
int sphericalToPixel(double lon, double lat, int &x, int &y) const;
double getDeltaLon() const;
double getDeltaLat() const;
double xToLon(const int x) const;
double yToLat(const int y) const;
private:
double del_lon;
double del_lat;
double *lon_array;
double *lat_array;
double start_lon;
double start_lat;
void setUpMap();
void copyBlock(unsigned char *dest, unsigned char *src,
const int x1, const int y1,
int x2, int y2);
};
#endif
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