/usr/include/oce/gp_Circ2d.lxx is in liboce-foundation-dev 0.15-4.
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 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 | // Copyright (c) 1995-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and / or modify it
// under the terms of the GNU Lesser General Public version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#include <Standard_ConstructionError.hxx>
inline gp_Circ2d::gp_Circ2d () : radius(RealLast())
{ }
inline gp_Circ2d::gp_Circ2d (const gp_Ax2d& XAxis,
const Standard_Real Radius,
const Standard_Boolean Sense) : radius(Radius)
{
Standard_ConstructionError_Raise_if(Radius < 0.0,"");
pos = gp_Ax22d(XAxis,Sense);
}
inline gp_Circ2d::gp_Circ2d (const gp_Ax22d& Axis,
const Standard_Real Radius) :
pos(Axis),
radius(Radius)
{ Standard_ConstructionError_Raise_if(Radius < 0.0,""); }
inline void gp_Circ2d::SetLocation (const gp_Pnt2d& P)
{ pos.SetLocation (P); }
inline void gp_Circ2d::SetXAxis (const gp_Ax2d& A)
{ pos.SetXAxis(A); }
inline void gp_Circ2d::SetAxis (const gp_Ax22d& A)
{ pos.SetAxis(A);}
inline void gp_Circ2d::SetYAxis (const gp_Ax2d& A)
{ pos.SetYAxis(A); }
inline void gp_Circ2d::SetRadius (const Standard_Real Radius)
{
Standard_ConstructionError_Raise_if(Radius < 0.0,"");
radius = Radius;
}
inline Standard_Real gp_Circ2d::Area() const
{ return M_PI * radius * radius; }
inline void gp_Circ2d::Coefficients (Standard_Real& A,
Standard_Real& B,
Standard_Real& C,
Standard_Real& D,
Standard_Real& E,
Standard_Real& F) const
{
Standard_Real Xc = pos.Location().X();
Standard_Real Yc = pos.Location().Y();
A = 1.0;
B = 1.0;
C = 0.0;
D = - Xc;
E = - Yc;
F = Xc * Xc + Yc * Yc - radius * radius;
}
inline Standard_Boolean gp_Circ2d::Contains
(const gp_Pnt2d& P,
const Standard_Real LinearTolerance) const
{ return Distance(P) <= LinearTolerance; }
inline Standard_Real gp_Circ2d::Distance (const gp_Pnt2d& P) const
{
gp_XY Coord = P.XY();
Coord.Subtract (pos.Location().XY());
Standard_Real D = radius - Coord.Modulus();
if (D < 0) D = - D;
return D;
}
inline Standard_Real gp_Circ2d::SquareDistance (const gp_Pnt2d& P) const
{
gp_XY Coord = P.XY();
Coord.Subtract (pos.Location().XY());
Standard_Real D = radius - Coord.Modulus();
return D * D;
}
inline Standard_Real gp_Circ2d::Length() const
{ return 2. * M_PI * radius; }
inline const gp_Pnt2d& gp_Circ2d::Location () const
{return pos.Location(); }
inline Standard_Real gp_Circ2d::Radius() const
{ return radius; }
inline const gp_Ax22d& gp_Circ2d::Axis () const
{ return pos; }
inline const gp_Ax22d& gp_Circ2d::Position () const
{ return pos; }
inline gp_Ax2d gp_Circ2d::XAxis () const
{ return gp_Ax2d (pos.XAxis()); }
inline gp_Ax2d gp_Circ2d::YAxis () const
{ return gp_Ax2d (pos.YAxis()); }
inline void gp_Circ2d::Reverse()
{
gp_Dir2d Temp = pos.YDirection ();
Temp.Reverse ();
pos.SetAxis(gp_Ax22d(pos.Location(),pos.XDirection(),Temp));
}
inline gp_Circ2d gp_Circ2d::Reversed() const
{
gp_Circ2d C = *this;
gp_Dir2d Temp = pos.YDirection ();
Temp.Reverse ();
C.pos.SetAxis(gp_Ax22d(pos.Location(),pos.XDirection(),Temp));
return C;
}
inline Standard_Boolean gp_Circ2d::IsDirect() const
{ return (pos.XDirection().Crossed(pos.YDirection())) >= 0.0; }
inline void gp_Circ2d::Rotate (const gp_Pnt2d& P,
const Standard_Real Ang)
{pos.Rotate (P, Ang);}
inline gp_Circ2d gp_Circ2d::Rotated (const gp_Pnt2d& P,
const Standard_Real Ang) const
{
gp_Circ2d C = *this;
C.pos.Rotate (P, Ang);
return C;
}
inline void gp_Circ2d::Scale (const gp_Pnt2d& P,
const Standard_Real S)
{
radius *= S;
if (radius < 0) radius = - radius;
pos.Scale(P, S);
}
inline gp_Circ2d gp_Circ2d::Scaled (const gp_Pnt2d& P,
const Standard_Real S) const
{
gp_Circ2d C = *this;
C.radius *= S;
if (C.radius < 0) C.radius = - C.radius;
C.pos.Scale(P, S);
return C;
}
inline void gp_Circ2d::Transform (const gp_Trsf2d& T)
{
radius *= T.ScaleFactor();
if (radius < 0) radius = - radius;
pos.Transform(T);
}
inline gp_Circ2d gp_Circ2d::Transformed (const gp_Trsf2d& T) const
{
gp_Circ2d C = *this;
C.radius *= T.ScaleFactor();
if (C.radius < 0) C.radius = - C.radius;
C.pos.Transform(T);
return C;
}
inline void gp_Circ2d::Translate (const gp_Vec2d& V)
{ pos.Translate(V); }
inline gp_Circ2d gp_Circ2d::Translated (const gp_Vec2d& V) const
{
gp_Circ2d C = *this;
C.pos.Translate(V);
return C;
}
inline void gp_Circ2d::Translate (const gp_Pnt2d& P1,
const gp_Pnt2d& P2)
{ pos.Translate(P1, P2); }
inline gp_Circ2d gp_Circ2d::Translated (const gp_Pnt2d& P1,
const gp_Pnt2d& P2) const
{
gp_Circ2d C = *this;
C.pos.Translate(P1, P2);
return C;
}
|