/usr/include/ossim/elevation/ossimHgtRef.h is in libossim-dev 1.8.16-3+b1.
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: David Hicks
//
// Description: Height reference class.
//----------------------------------------------------------------------------
#ifndef ossimHgtRef_HEADER
#define ossimHgtRef_HEADER 1
#include <ossim/base/ossimGpt.h>
#include <ossim/base/ossimColumnVector3d.h>
#include <ossim/matrix/newmat.h>
#include <ossim/matrix/newmatap.h>
#include <ossim/matrix/newmatio.h>
enum HeightRefType_t
{
AT_HGT = 0,
AT_DEM = 1
};
class OSSIM_DLL ossimHgtRef
{
public:
/**
* @brief constructor.
*/
ossimHgtRef(HeightRefType_t cRefType);
ossimHgtRef(HeightRefType_t cRefType, const ossim_float64& atHgt);
/**
* @brief virtual destructor.
*/
virtual ~ossimHgtRef();
/**
* @brief Method to get height reference type (ellipsoid or DEM).
*/
HeightRefType_t getHeightRefType() const {return theCurrentHeightRefType;}
/**
* @brief Method to get height reference.
*
* @param pg Reference point.
*
* @return Height at reference point.
*/
virtual ossim_float64 getRefHeight(const ossimGpt& pg) const;
/**
* @brief Method to get surface information string.
*
* @param pg Reference point.
* @param info ossimElevationAccuracyInfo string.
*
* @return true on success, false on error.
*/
// virtual bool getSurfaceInfo
// (const ossimGpt& pg, ossimElevationAccuracyInfo& info) const;
/**
* @brief Method to get surface covariance matrix.
*
* @param pg Reference point.
* @param cov 3X3 ENU covariance matrix.
*
* @return true on success, false on error.
*/
virtual bool getSurfaceCovMatrix
(const ossimGpt& pg, NEWMAT::Matrix& cov) const;
/**
* @brief Method to get surface covariance matrix.
*
* @param refCE Reference surface 90% CE [m]
* @param refLE Reference surface 90% LE [m]
* @param cov 3X3 ENU covariance matrix.
*
* @return true on success, false on error.
*/
virtual bool getSurfaceCovMatrix
(const ossim_float64 refCE,
const ossim_float64 refLE,
NEWMAT::Matrix& cov) const;
/**
* @brief Method to get surface normal covariance matrix.
*
* @param pg Reference point.
* @param surfCov 3X3 ENU surface covariance matrix.
* @param normCov 3X3 ECF normal covariance matrix.
*
* @return true on success, false on error.
*/
bool getSurfaceNormalCovMatrix
(const ossimGpt& pg,
const NEWMAT::Matrix& surfCov,
NEWMAT::Matrix& normCov) const;
/**
* @brief Method to get local terrain normal unit vector (slope).
*
* @param pg Reference point.
*
* @return ossimColumnVector3D.
*/
virtual ossimColumnVector3d getLocalTerrainNormal(const ossimGpt& pg) const;
protected:
private:
HeightRefType_t theCurrentHeightRefType;
ossim_float64 theCurrentRefHeight;
};
#endif /* #ifndef ossimHgtRef_HEADER */
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