GeoidModel.h

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/*
** GeoidModel.h
** 
** Made by Bernhard Reitinger
** Login   <breiting@localhost.localdomain>
** 
** Started on  Wed Jul  5 22:45:22 2006 Bernhard Reitinger
** Last update Wed Jul  5 22:45:22 2006 Bernhard Reitinger
*/

#ifndef         GEOIDMODEL_H_
# define        GEOIDMODEL_H_

class GeoidModel
{
public:

    // default ctor
    virtual ~GeoidModel() {}

    virtual double a() const throw() = 0;
    
    virtual double a_km() const throw() = 0;
    
    virtual double flattening() const throw() = 0;
    
    virtual double eccentricity() const throw() = 0;
    
    virtual double eccSquared() const throw()
    { return eccentricity() * eccentricity(); }
    
    virtual double angVelocity() const throw() = 0;
    
    virtual double gm() const throw() = 0;
    
    virtual double gm_km() const throw() = 0;
    
    virtual double c() const throw() = 0;
    
    virtual double c_km() const throw() = 0;
    
}; // class GeoidModel

#endif      /* !GEOIDMODEL_H_ */

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