/usr/include/oce/Select3D_Projector.lxx is in liboce-visualization-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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 | // Created on: 1992-07-09
// Created by: Christophe MARION
// Copyright (c) 1992-1999 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 <Graphic3d_Mat4d.hxx>
#include <Standard_Assert.hxx>
#include <gp_Vec.hxx>
#include <gp_Pnt.hxx>
#include <gp_Lin.hxx>
//=======================================================================
//function : Perspective
//purpose :
//=======================================================================
inline Standard_Boolean Select3D_Projector::Perspective() const
{
return myPersp;
}
//=======================================================================
//function : ProjectionTransformation
//purpose :
//=======================================================================
inline const Graphic3d_Mat4d& Select3D_Projector::Projection() const
{
return myProjTrsf;
}
//=======================================================================
//function : Transformation
//purpose :
//=======================================================================
inline const gp_GTrsf& Select3D_Projector::Transformation() const
{
return myGTrsf;
}
//=======================================================================
//function : InvertedTransformation
//purpose :
//=======================================================================
inline const gp_GTrsf& Select3D_Projector::InvertedTransformation() const
{
return myInvTrsf;
}
//=======================================================================
//function : FullTransformation
//purpose :
//=======================================================================
inline const gp_Trsf& Select3D_Projector::FullTransformation() const
{
return myScaledTrsf;
}
//=======================================================================
//function : Focus
//purpose :
//=======================================================================
inline Standard_Real Select3D_Projector::Focus() const
{
Standard_ASSERT_RAISE (myPersp, "Not a simplified Perspective.");
return myFocus;
}
//=======================================================================
//function : Transform
//purpose :
//=======================================================================
inline void Select3D_Projector::Transform (gp_Vec& theD) const
{
gp_XYZ aXYZ = theD.XYZ();
if (myGTrsf.Form() == gp_PntMirror)
{
aXYZ.Reverse();
}
else if (myGTrsf.Form() != gp_Identity && myGTrsf.Form() != gp_Translation)
{
aXYZ.Multiply (myGTrsf.VectorialPart());
}
theD.SetXYZ (aXYZ);
}
//=======================================================================
//function : Transform
//purpose :
//=======================================================================
inline void Select3D_Projector::Transform (gp_Pnt& thePnt) const
{
Transform (thePnt, myGTrsf);
}
//=======================================================================
//function : Transform
//purpose :
//=======================================================================
inline void Select3D_Projector::Transform (gp_Lin& theLin, const gp_GTrsf& theTrsf) const
{
gp_Ax1 anAx1 = theLin.Position();
gp_XYZ aXYZ = anAx1.Location().XYZ();
theTrsf.Transforms (aXYZ);
anAx1.SetLocation (gp_Pnt (aXYZ));
gp_Dir aDir = anAx1.Direction();
gp_XYZ aDirXYZ = aDir.XYZ();
if (theTrsf.Form() == gp_PntMirror)
{
aDirXYZ.Reverse();
}
else if (theTrsf.Form() != gp_Identity && theTrsf.Form() != gp_Translation)
{
aDirXYZ.Multiply (theTrsf.VectorialPart());
Standard_Real aModulus = aDirXYZ.Modulus();
aDirXYZ.Divide (aModulus);
}
aDir.SetXYZ (aDirXYZ);
anAx1.SetDirection (aDir);
theLin.SetPosition (anAx1);
}
//=======================================================================
//function : Transform
//purpose :
//=======================================================================
inline void Select3D_Projector::Transform (gp_Pnt& thePnt, const gp_GTrsf& theTrsf) const
{
gp_XYZ aXYZ = thePnt.XYZ();
theTrsf.Transforms (aXYZ);
thePnt = gp_Pnt (aXYZ);
}
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