/usr/include/oce/gp_GTrsf2d.lxx is in liboce-foundation-dev 0.17.1-1.
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 | // 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 License 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 <gp_Trsf2d.hxx>
#include <Standard_OutOfRange.hxx>
inline gp_GTrsf2d::gp_GTrsf2d ()
{
shape = gp_Identity;
matrix.SetScale (1.0);
loc.SetCoord (0.0, 0.0);
scale = 1.0;
}
inline gp_GTrsf2d::gp_GTrsf2d (const gp_Trsf2d& T)
{
shape = T.shape;
matrix = T.matrix;
loc = T.loc;
scale = T.scale;
}
inline gp_GTrsf2d::gp_GTrsf2d (const gp_Mat2d& M,
const gp_XY& V) :
matrix(M),
loc(V)
{ shape = gp_Other; scale = 0.0; }
inline void gp_GTrsf2d::SetValue (const Standard_Integer Row,
const Standard_Integer Col,
const Standard_Real Value)
{
Standard_OutOfRange_Raise_if
(Row < 1 || Row > 2 || Col < 1 || Col > 3, " ");
if (Col == 3) loc.SetCoord (Row, Value);
else matrix.SetValue (Row, Col, Value);
shape = gp_Other;
}
inline void gp_GTrsf2d::SetTrsf2d (const gp_Trsf2d& T)
{
shape = T.shape;
matrix = T.matrix;
loc = T.loc;
scale = T.scale;
}
inline void gp_GTrsf2d::SetVectorialPart (const gp_Mat2d& Matrix)
{ matrix = Matrix; shape = gp_Other; scale = 0.0; }
inline Standard_Boolean gp_GTrsf2d::IsNegative () const
{ return matrix.Determinant() < 0.0; }
inline Standard_Boolean gp_GTrsf2d::IsSingular () const
{ return matrix.IsSingular(); }
inline const gp_Mat2d& gp_GTrsf2d::VectorialPart () const
{ return matrix; }
inline Standard_Real gp_GTrsf2d::Value (const Standard_Integer Row,
const Standard_Integer Col) const
{
Standard_OutOfRange_Raise_if
(Row < 1 || Row > 2 || Col < 1 || Col > 3, " ");
if (Col == 3) return loc.Coord (Row);
if (shape == gp_Other) return matrix.Value (Row, Col);
return scale * matrix.Value (Row, Col);
}
inline gp_TrsfForm gp_GTrsf2d::Form () const
{ return shape; }
inline const gp_XY& gp_GTrsf2d::TranslationPart () const
{ return loc; }
inline gp_GTrsf2d gp_GTrsf2d::Inverted () const
{
gp_GTrsf2d T = *this;
T.Invert ();
return T;
}
inline gp_GTrsf2d gp_GTrsf2d::Multiplied (const gp_GTrsf2d& T) const
{
gp_GTrsf2d Tres = *this;
Tres.Multiply (T);
return Tres;
}
inline gp_GTrsf2d gp_GTrsf2d::Powered (const Standard_Integer N) const
{
gp_GTrsf2d T = *this;
T.Power (N);
return T;
}
inline void gp_GTrsf2d::Transforms (gp_XY& Coord) const
{
Coord.Multiply (matrix);
if (!(shape == gp_Other) && !(scale == 1.0)) Coord.Multiply (scale);
Coord.Add(loc);
}
inline gp_XY gp_GTrsf2d::Transformed(const gp_XY& Coord) const
{
gp_XY newCoord = Coord;
Transforms(newCoord);
return newCoord;
}
inline void gp_GTrsf2d::Transforms (Standard_Real& X,
Standard_Real& Y) const
{
gp_XY Doublet (X, Y);
Doublet.Multiply (matrix);
if (!(shape == gp_Other) && !(scale == 1.0)) Doublet.Multiply (scale);
Doublet.Add(loc);
Doublet.Coord (X, Y);
}
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