/* -*- C++ -*-
 * Copyright ©2004 Hugo Mills <hugo@carfax.org.uk>
 *
 * This software is distributed under the terms of the GNU GPL v3
 * For more information on the GPL, see the file COPYING or 
 * visit http://www.gnu.org/
 *
 * This software is distributed without warranty
 */

// Transform a flat lat/long space into a sphere

#ifndef SPHERE_H
#define SPHERE_H

#include <cmath>
#include "magellan/vectors.h"

class XfSphere
{
 public:
	bool f(dvec3&, const dvec2&) const;
	bool g(dvec2&, const dvec3&) const;
};

#endif