/usr/include/ossim/base/ossimDpt3d.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.
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//
// License: LGPL
//
// See LICENSE.txt file in the top level directory for more details.
//
// Author: Garrett Potts
//
// Description:
//
// Contains class declaration for dpt3d
// Used to represent a 3d double point containing an x, y and z data member.
//*******************************************************************
// $Id: ossimDpt3d.h 16347 2010-01-13 23:12:09Z dburken $
#ifndef ossimDpt3d_HEADER
#define ossimDpt3d_HEADER
#include <cmath>
#include <iosfwd>
#include <string>
#include <ossim/base/ossimCommon.h> /* for ossim::isnan */
#include <ossim/base/ossimColumnVector3d.h>
class ossimIpt;
class ossimDpt;
class OSSIMDLLEXPORT ossimDpt3d
{
public:
friend OSSIMDLLEXPORT std::ostream & operator <<(std::ostream &out,
const ossimDpt3d &rhs);
ossimDpt3d(const double &aX=0, const double &aY=0, const double &aZ=0)
:x(aX), y(aY), z(aZ) {}
ossimDpt3d(const ossimDpt &aPt);
ossimDpt3d(const ossimIpt &aPt);
ossimDpt3d(const ossimColumnVector3d &pt)
: x(pt[0]), y(pt[1]), z(pt[2]) {}
bool operator ==(const ossimDpt3d &rhs) const
{
return ( (x == rhs.x) &&
(y == rhs.y) &&
(z == rhs.z));
}
bool operator !=(const ossimDpt3d &rhs) const
{
return ( (x != rhs.x) ||
(y != rhs.y) ||
(z != rhs.z) );
}
void makeNan(){x = ossim::nan(); y=ossim::nan(); z=ossim::nan();}
bool hasNans()const
{
return (ossim::isnan(x) || ossim::isnan(y) || ossim::isnan(z));
}
/*!
* METHOD: length()
* Returns the RSS of the components.
*/
double length() const { return std::sqrt(x*x + y*y + z*z); }
double length2() const { return x*x + y*y + z*z; }
//***
// OPERATORS: +, -, +=, -=
// Point add/subtract with other point:
//***
ossimDpt3d operator+(const ossimDpt3d& p) const
{ return ossimDpt3d(x+p.x, y+p.y, z+p.z); }
ossimDpt3d operator-(const ossimDpt3d& p) const
{ return ossimDpt3d(x-p.x, y-p.y, z-p.z); }
const ossimDpt3d& operator+=(const ossimDpt3d& p)
{ x += p.x; y += p.y; z += p.z; return *this; }
const ossimDpt3d& operator-=(const ossimDpt3d& p)
{ x -= p.x; y -= p.y; z -= p.z; return *this; }
//***
// OPERATORS: *, /
// Scale point components by scalar:
//***
ossimDpt3d operator*(const double& d) const
{ return ossimDpt3d(d*x, d*y, d*z); }
ossimDpt3d operator/(const double& d) const
{ return ossimDpt3d(x/d, y/d, z/d); }
void operator /=(double value)
{
x /= value;
y /= value;
z /= value;
}
void operator *=(double value)
{
x *= value;
y *= value;
z *= value;
}
double operator *(const ossimDpt3d& src)const
{
return (x*src.x + y*src.y + z*src.z);
}
inline const ossimDpt3d operator ^ (const ossimDpt3d& rhs) const
{
return ossimDpt3d(y*rhs.z-z*rhs.y,
z*rhs.x-x*rhs.z ,
x*rhs.y-y*rhs.x);
}
/**
* @brief To string method.
*
* @param precision Output floating point precision.
*
* @return std::string representing point.
*
* Output format:
* ( 0.0000000, 0.0000000, 0.00000000 )
* -----x---- -----y---- ------z----
*/
std::string toString(ossim_uint32 precision=15) const;
/**
* @brief Initializes this point from string.
*
* Expected format:
*
* ( 0.0000000, 0.0000000, 0.00000000 )
* -----x---- -----y---- ------z----
*
* @param s String to initialize from.
*/
void toPoint(const std::string& s);
double x;
double y;
double z;
};
#endif
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