/usr/include/oce/BVH_Triangulation.lxx is in liboce-foundation-dev 0.17.1-1.
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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 | // Created on: 2013-12-20
// Created by: Denis BOGOLEPOV
// Copyright (c) 2013-2014 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.
// =======================================================================
// function : BVH_Triangulation
// purpose :
// =======================================================================
template<class T, int N>
BVH_Triangulation<T, N>::BVH_Triangulation()
{
//
}
// =======================================================================
// function : ~BVH_Triangulation
// purpose :
// =======================================================================
template<class T, int N>
BVH_Triangulation<T, N>::~BVH_Triangulation()
{
//
}
// =======================================================================
// function : Size
// purpose :
// =======================================================================
template<class T, int N>
Standard_Integer BVH_Triangulation<T, N>::Size() const
{
return BVH::Array<Standard_Integer, 4>::Size (Elements);
}
// =======================================================================
// function : Box
// purpose :
// =======================================================================
template<class T, int N>
BVH_Box<T, N> BVH_Triangulation<T, N>::Box (const Standard_Integer theIndex) const
{
const BVH_Vec4i& anIndex = BVH::Array<Standard_Integer, 4>::Value (Elements, theIndex);
const BVH_VecNt& aPoint0 = BVH::Array<T, N>::Value (Vertices, anIndex.x());
const BVH_VecNt& aPoint1 = BVH::Array<T, N>::Value (Vertices, anIndex.y());
const BVH_VecNt& aPoint2 = BVH::Array<T, N>::Value (Vertices, anIndex.z());
BVH_VecNt aMinPoint = aPoint0;
BVH_VecNt aMaxPoint = aPoint0;
BVH::BoxMinMax<T, N>::CwiseMin (aMinPoint, aPoint1);
BVH::BoxMinMax<T, N>::CwiseMin (aMinPoint, aPoint2);
BVH::BoxMinMax<T, N>::CwiseMax (aMaxPoint, aPoint1);
BVH::BoxMinMax<T, N>::CwiseMax (aMaxPoint, aPoint2);
return BVH_Box<T, N> (aMinPoint, aMaxPoint);
}
// =======================================================================
// function : Center
// purpose :
// =======================================================================
template<class T, int N>
T BVH_Triangulation<T, N>::Center (const Standard_Integer theIndex,
const Standard_Integer theAxis) const
{
const BVH_Vec4i& anIndex = BVH::Array<Standard_Integer, 4>::Value (Elements, theIndex);
const BVH_VecNt& aPoint0 = BVH::Array<T, N>::Value (Vertices, anIndex.x());
const BVH_VecNt& aPoint1 = BVH::Array<T, N>::Value (Vertices, anIndex.y());
const BVH_VecNt& aPoint2 = BVH::Array<T, N>::Value (Vertices, anIndex.z());
return ( BVH::VecComp<T, N>::Get (aPoint0, theAxis) +
BVH::VecComp<T, N>::Get (aPoint1, theAxis) +
BVH::VecComp<T, N>::Get (aPoint2, theAxis) ) * static_cast<T> (1.0 / 3.0);
}
// =======================================================================
// function : Swap
// purpose :
// =======================================================================
template<class T, int N>
void BVH_Triangulation<T, N>::Swap (const Standard_Integer theIndex1,
const Standard_Integer theIndex2)
{
BVH_Vec4i& anIndices1 = BVH::Array<Standard_Integer, 4>::ChangeValue (Elements, theIndex1);
BVH_Vec4i& anIndices2 = BVH::Array<Standard_Integer, 4>::ChangeValue (Elements, theIndex2);
std::swap (anIndices1, anIndices2);
}
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