/usr/include/ossim/elevation/ossimDtedElevationDatabase.h is in libossim-dev 1.8.16-4ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 | #ifndef ossimDtedElevationDatabase_HEADER
#define ossimDtedElevationDatabase_HEADER
#include "ossimElevationDatabase.h"
#include <ossim/base/ossimFilename.h>
#include <ossim/elevation/ossimDtedHandler.h>
#include <OpenThreads/Mutex>
class OSSIM_DLL ossimDtedElevationDatabase : public ossimElevationCellDatabase
{
public:
typedef std::vector<ossimRefPtr<CellInfo> > DirectMap; // 360x180 cell grid
ossimDtedElevationDatabase()
:ossimElevationCellDatabase(),
m_extension("")
{
}
ossimDtedElevationDatabase(const ossimDtedElevationDatabase& rhs)
:ossimElevationCellDatabase(rhs),
m_extension(rhs.m_extension)
{
}
virtual ~ossimDtedElevationDatabase()
{
}
ossimObject* dup()const
{
return new ossimDtedElevationDatabase(*this);
}
virtual bool open(const ossimString& connectionString);
virtual bool pointHasCoverage(const ossimGpt& gpt) const
{
ossimFilename filename;
createFullPath(filename, gpt);
return filename.exists();
}
virtual bool getAccuracyInfo(ossimElevationAccuracyInfo& info, const ossimGpt& gpt) const;
virtual double getHeightAboveMSL(const ossimGpt&);
virtual double getHeightAboveEllipsoid(const ossimGpt& gpt);
virtual ossim_uint64 createId(const ossimGpt& pt)const
{
ossim_uint64 y = static_cast<ossim_uint64>(ossim::wrap(pt.latd(), -90.0, 90.0)+90.0);
ossim_uint64 x = static_cast<ossim_uint64>(ossim::wrap(pt.lond(),-180.0,180.0)+180.0);
// map the extreme edge to the same ID ax the 179 west cell and the same for the 89
// degree north cell.
//
x = x==360?359:x;
y = y==180?179:y;
// dted databases are 1x1 degree cells and we will use a world
// grid for id generation.
//
return (y*360+x);
}
virtual bool loadState(const ossimKeywordlist& kwl, const char* prefix = 0);
virtual bool saveState(ossimKeywordlist& kwl, const char* prefix = 0)const;
protected:
ossimString m_extension;
ossimRefPtr<ossimElevCellHandler> m_lastHandler;
mutable OpenThreads::Mutex m_mutex;
bool openDtedDirectory(const ossimFilename& dir);
void createRelativePath(ossimFilename& file, const ossimGpt& gpt)const;
void createFullPath(ossimFilename& file, const ossimGpt& gpt)const
{
ossimFilename relativeFile;
createRelativePath(relativeFile, gpt);
file = ossimFilename(m_connectionString).dirCat(relativeFile);
}
virtual ossimRefPtr<ossimElevCellHandler> createCell(const ossimGpt& gpt);
TYPE_DATA
};
#endif
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