/usr/include/SFCGAL/algorithm/intersects.h is in libsfcgal-dev 1.2.2-1.
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 | /**
* SFCGAL
*
* Copyright (C) 2012-2013 Oslandia <infos@oslandia.com>
* Copyright (C) 2012-2013 IGN (http://www.ign.fr)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef SFCGAL_INTERSECTS_ALGORITHM
#define SFCGAL_INTERSECTS_ALGORITHM
#include <SFCGAL/config.h>
namespace SFCGAL {
class Geometry;
class LineString;
class PolyhedralSurface;
class TriangulatedSurface;
namespace detail {
template <int Dim> class GeometrySet;
template <int Dim> struct PrimitiveHandle;
}
namespace algorithm {
class SurfaceGraph;
// defined in isValid.h
struct NoValidityCheck;
/**
* Robust intersection test on 2D geometries. Force projection to z=0 if needed
* @pre ga and gb are valid geometries
* @ingroup public_api
*/
SFCGAL_API bool intersects( const Geometry& ga, const Geometry& gb );
/**
* Robust intersection test on 3D geometries. Assume z = 0 if needed
* @pre ga and gb are valid geometries
* @ingroup public_api
*/
SFCGAL_API bool intersects3D( const Geometry& ga, const Geometry& gb );
/**
* Intersection test on 2D geometries. Force projection to z=0 if needed
* @pre ga and gb are valid geometries
* @ingroup detail
* @warning the validity is assumed, no actual check is done
*/
SFCGAL_API bool intersects( const Geometry& ga, const Geometry& gb, NoValidityCheck );
/**
* Intersection test on 3D geometries. Assume z = 0 if needed
* @pre ga and gb are valid geometries
* @ingroup detail
* @warning the validity is assumed, no actual check is done
*/
SFCGAL_API bool intersects3D( const Geometry& ga, const Geometry& gb, NoValidityCheck );
/**
* Intersection test on GeometrySet
* @ingroup detail
*/
template <int Dim>
bool intersects( const detail::GeometrySet<Dim>& a, const detail::GeometrySet<Dim>& b );
/**
* Intersection test on a PrimitiveHandle
* @ingroup detail
*/
template <int Dim>
bool intersects( const detail::PrimitiveHandle<Dim>& a, const detail::PrimitiveHandle<Dim>& b );
/**
* Self intersection test for 2D LineString (false if only endpoint touch)
* @ingroup detail
*/
bool selfIntersects( const LineString& l );
/**
* Self intersection test for 3D LineString (false if only endpoints touch)
* @ingroup detail
*/
bool selfIntersects3D( const LineString& l );
/**
* Self intersection test for 2D PolyhedralSurface (false if only point touch)
* @ingroup detail
*/
bool selfIntersects( const PolyhedralSurface& s, const SurfaceGraph& g );
/**
* Self intersection test for 3D PolyhedralSurface (false if only point touch)
* @ingroup detail
*/
bool selfIntersects3D( const PolyhedralSurface& s, const SurfaceGraph& g );
/**
* Self intersection test for 2D TriangulatedSurface (false if only point touch)
* @ingroup detail
*/
bool selfIntersects( const TriangulatedSurface& s, const SurfaceGraph& g );
/**
* Self intersection test for 3D TriangulatedSurface (false if only point touch)
* @ingroup detail
*/
bool selfIntersects3D( const TriangulatedSurface& s, const SurfaceGraph& g );
}
}
#endif
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