40 lines
1.6 KiB
C
40 lines
1.6 KiB
C
/*
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* Copyright (c) 2006 D.Ineiev <ineiev@yahoo.co.uk>
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* Copyright (c) 2020 Emeric Grange <emeric.grange@gmail.com>
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*
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* This software is provided 'as-is', without any express or implied warranty.
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* In no event will the authors be held liable for any damages arising from
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* the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*/
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#ifndef EGM96_H
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#define EGM96_H
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/* ************************************************************************** */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*!
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* \brief Compute the geoid undulation from the EGM96 potential coefficient model, for a given latitude and longitude.
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* \param latitude: Latitude (in degrees).
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* \param longitude: Longitude (in degrees).
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* \return The geoid undulation / altitude offset (in meters).
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*/
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double egm96_compute_altitude_offset(double latitude, double longitude);
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#ifdef __cplusplus
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}
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#endif
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/* ************************************************************************** */
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#endif // EGM96_H
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