ViennaMappingFunction.hpp

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// This file is part of INSTINCT, the INS Toolkit for Integrated
// Navigation Concepts and Training by the Institute of Navigation of
// the University of Stuttgart, Germany.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at https://mozilla.org/MPL/2.0/.
 
/// @file ViennaMappingFunction.hpp
/// @brief Gridded Vienna Mapping Function
/// @author Rui Wang (rui.wang@ins.uni-stuttgart.de)
/// @author T. Topp (topp@ins.uni-stuttgart.de)
/// @date 2023-02-22
/// @note See https://vmf.geo.tuwien.ac.at/codes/ for code sources in matlab.
/// @note See \cite Böhm2006 Böhm2006
 
#pragma once
 
namespace NAV
{
/// @brief mapping functions with height correction
/// @param[in] ah hydrostatic coefficient a
/// @param[in] dmjd modified julian date
/// @param[in] dlat ellipsoidal latitude in radians
/// @param[in] ht ellipsoidal height in meter
/// @param[in] zd zenith distance in radians
/// @return vmf1h: hydrostatic mapping function
double vmf1h(const double& ah, const double& dmjd,
             const double& dlat, const double& ht, const double& zd);
 
/// @brief mapping functions with height correction
/// @param[in] aw wet coefficient a
/// @param[in] zd zenith distance in radians
/// @return vmf1w: wet mapping function
double vmf1w(const double& aw, const double& zd);
 
} // namespace NAV