/usr/share/netgen/libsrc/csg/curve2d.hpp is in netgen-headers 4.9.13.dfsg-8build2.
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 | #ifndef FILE_CURVE2D
#define FILE_CURVE2D
/**************************************************************************/
/* File: curve2d.hh */
/* Author: Joachim Schoeberl */
/* Date: 24. Jul. 96 */
/**************************************************************************/
namespace netgen
{
/*
2D Curve repesentation
*/
///
class Curve2d : public Manifold
{
public:
///
virtual void Project (Point<2> & p) const = 0;
///
virtual void NormalVector (const Point<2> & p, Vec<2> & n) const = 0;
};
///
class CircleCurve2d : public Curve2d
{
///
Point<2> center;
///
double rad;
public:
///
CircleCurve2d (const Point<2> & acenter, double arad);
///
virtual void Project (Point<2> & p) const;
///
virtual void NormalVector (const Point<2> & p, Vec<2> & n) const;
};
///
class QuadraticCurve2d : public Curve2d
{
///
double cxx, cyy, cxy, cx, cy, c;
public:
///
QuadraticCurve2d ();
///
void Read (istream & ist);
///
virtual void Project (Point<2> & p) const;
///
virtual void NormalVector (const Point<2> & p, Vec<2> & n) const;
};
}
#endif
|