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45 lines
2.7 KiB
C++
45 lines
2.7 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2014-2020 *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
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* software and associated documentation files (the "Software"), to deal in the Software *
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* without restriction, including without limitation the rights to use, copy, modify, *
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* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
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* permit persons to whom the Software is furnished to do so, subject to the following *
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* conditions: *
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* *
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* The above copyright notice and this permission notice shall be included in all copies *
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* or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
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* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
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* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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****************************************************************************************/
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#ifndef __OPENSPACE_CORE___COORDINATECONVERSION___H__
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#define __OPENSPACE_CORE___COORDINATECONVERSION___H__
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#include <ghoul/glm.h>
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namespace openspace {
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/**
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* Converts from ICRS coordinates to galactic cartesian coordinates.
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* \param ra Right ascension, given in decimal degrees
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* \param dec Declination, given in decimal degrees
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* \param distance The distance, or radius, to the position given in any unit.
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* \return A position in galactic cartesian coordinates, given in the same unit as the
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* distance parameter.
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*/
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glm::dvec3 icrsToGalacticCartesian(float ra, float dec, double distance);
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} // namespace openspace
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#endif // __OPENSPACE_CORE___COORDINATECONVERSION___H__
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