/usr/include/ossim/base/ossimGeoidNgs.h is in libossim-dev 1.7.21-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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//
// License: See top level LICENSE.txt file.
//
// Author: Garrett Potts
//
// Description:
//
//*******************************************************************
// $Id: ossimGeoidNgs.h 11496 2007-08-06 09:18:28Z dburken $
#ifndef ossimGeoidNgs_HEADER
#define ossimGeoidNgs_HEADER
#include <ossim/base/ossimGeoid.h>
#include <ossim/base/ossimGeoidNgsHeader.h>
class OSSIMDLLEXPORT ossimGeoidNgs : public ossimGeoid
{
public:
ossimGeoidNgs();
ossimGeoidNgs(const ossimFilename& dir,
ossimByteOrder byteOrder = OSSIM_LITTLE_ENDIAN);
virtual ~ossimGeoidNgs();
virtual ossimString getShortName()const;
virtual bool open(const ossimFilename& dir,
ossimByteOrder byteOrder = OSSIM_LITTLE_ENDIAN);
virtual bool addFile(const ossimFilename& file,
ossimByteOrder byteOrder = OSSIM_LITTLE_ENDIAN);
/**
* @return The offset from the ellipsoid to the geoid or ossim::nan()
* if grid does not contain the point.
*/
virtual double offsetFromEllipsoid(const ossimGpt&) const;
/**
* @return Geoid to ellipsoid height or ossim::nan()
* if grid does not contain the point.
*/
double geoidToEllipsoidHeight(double lat,
double lon,
double geoidHeight) const;
/**
* @return Ellipsoid to geoid height or ossim::nan()
* if grid does not contain the point.
*/
double ellipsoidToGeoidHeight(double lat,
double lon,
double ellipsoidHeight) const;
protected:
void fixLatLon(double &lat, double &lon) const;
double deltaHeight(double lat, double lon)const;
std::vector<ossimGeoidNgsHeader> theGridVector;
ossimString theShortName;
TYPE_DATA
};
#endif
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