/usr/include/ossim/base/ossimGeoidEgm96.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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//
// See LICENSE.txt file in the top level directory for more details.
//
// Author: David Burken
//
// Description:
//
// Contains class definition for ossimGeoidEgm96 which is
// "Earth Gravity Model 1996".
//
//*******************************************************************
// $Id: ossimGeoidEgm96.h 14799 2009-06-30 08:54:44Z dburken $
#ifndef ossimGeoidEgm96_HEADER
#define ossimGeoidEgm96_HEADER
#include <ossim/base/ossimGeoid.h>
#include <vector>
#define GEOID_NO_ERROR 0x0000
#define GEOID_FILE_OPEN_ERROR 0x0001
#define GEOID_INITIALIZE_ERROR 0x0002
#define GEOID_NOT_INITIALIZED_ERROR 0x0004
#define GEOID_LAT_ERROR 0x0008
#define GEOID_LON_ERROR 0x0010
class ossimGpt;
class OSSIMDLLEXPORT ossimGeoidEgm96 : public ossimGeoid
{
public:
ossimGeoidEgm96();
ossimGeoidEgm96(const ossimFilename& grid_file,
ossimByteOrder byteOrder=OSSIM_BIG_ENDIAN);
virtual ~ossimGeoidEgm96();
virtual bool open(const ossimFilename& grid_file,
ossimByteOrder byteOrder=OSSIM_BIG_ENDIAN);
virtual ossimString getShortName()const;
/**
* @return The offset from the ellipsoid to the geoid or ossim::nan()
* (IEEE NAN) if grid does not contain the point.
*/
virtual double offsetFromEllipsoid(const ossimGpt& gpt) const;
double geoidToEllipsoidHeight(double lat,
double lon,
double geoidHeight) const;
double ellipsoidToGeoidHeight(double lat,
double lon,
double ellipsoidHeight) const;
protected:
std::vector<float> theGeoidHeightBuffer;
mutable float* theGeoidHeightBufferPtr;
TYPE_DATA
};
#endif
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