/usr/include/ossim/projection/ossimLlxyProjection.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: David Burken
//
// Description:
//
// Contains class declaration for ossimLlxy. This is a simple "latitude /
// longitude to x / y" projection. Note that "origin" and "tie_point" are
// synonymous in this projection.
//
//*******************************************************************
// $Id: ossimLlxyProjection.h 9968 2006-11-29 14:01:53Z gpotts $
#ifndef ossimLlxyProjection_HEADER
#define ossimLlxyProjection_HEADER
#include <ossim/projection/ossimMapProjection.h>
class OSSIMDLLEXPORT ossimLlxyProjection : public ossimMapProjection
{
public:
ossimLlxyProjection();
ossimLlxyProjection(const ossimLlxyProjection& rhs);
ossimLlxyProjection(const ossimEllipsoid& ellipsoid,
const ossimGpt& origin);
ossimLlxyProjection(const ossimGpt& origin,
double latSpacing, // decimal degrees
double lonSpacing);
virtual ~ossimLlxyProjection();
virtual ossimObject *dup()const;
virtual bool isGeographic()const;
virtual ossimDpt forward(const ossimGpt &worldPoint) const;
virtual ossimGpt inverse(const ossimDpt &projectedPoint) const;
/*!
* METHOD: setOrigin(const ossimGpt& origin)
* Set the origin of the projection.
*/
virtual void setOrigin(const ossimGpt& origin);
/*!
* METHOD: getLatSpacing()
* Returns the latitude spacing as a double representing decimal degrees.
*/
virtual double getLatSpacing() const;
/*!
* METHOD: getLonSpacing()
* Returns the longitude spacing as a double representing decimal degrees.
*/
virtual double getLonSpacing() const;
/*!
* METHOD: setLatSpacing(double spacing)
* Set the latitude spacing as a double representing decimal degrees.
*/
virtual void setLatSpacing(double spacing);
/*!
* METHOD: setLonSpacing(double spacing)
* Set the latitude spacing as a double representing decimal degrees.
*/
virtual void setLonSpacing(double spacing);
/*!
* METHOD: worldToLineSample()
* Performs the forward projection from ground point to line, sample.
*/
virtual void worldToLineSample(const ossimGpt& worldPoint,
ossimDpt& lineSampPt) const;
/*!
* METHOD: lineSampleToWorld()
* Performs the inverse projection from line, sample to ground (world):
*/
virtual void lineSampleToWorld(const ossimDpt& lineSampPt,
ossimGpt& worldPt) const;
/*!
* Method to save the state of an object to a keyword list.
* Return true if ok or false on error.
*/
virtual bool saveState(ossimKeywordlist& kwl,
const char* prefix=0)const;
/*!
* Method to the load (recreate) the state of an object from a keyword
* list. Return true if ok or false on error.
*/
virtual bool loadState(const ossimKeywordlist& kwl,
const char* prefix=0);
virtual std::ostream& print(std::ostream& out) const;
virtual bool operator==(const ossimProjection& projection) const;
// virtual ossimDpt getMetersPerPixel() const;
virtual void setMetersPerPixel(const ossimDpt& pt);
/*!
* This will go from the ground point and give
* you an approximate lat and lon per pixel. the Delta Lat
* and delta lon will be in degrees.
*/
virtual void computeDegreesPerPixel(const ossimGpt& ground,
const ossimDpt& metersPerPixel,
double &deltaLat,
double &deltaLon);
/*!
* This will go from the ground point and give
* you an approximate meters per pixel. the Delta Lat
* and delta lon will be in degrees.
*/
virtual void computeMetersPerPixel(const ossimGpt& center,
double deltaDegreesPerPixelLat,
double deltaDegreesPerPixelLon,
ossimDpt &metersPerPixel);
private:
TYPE_DATA
};
#endif
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