/usr/include/SFCGAL/algorithm/isValid.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 | /**
* 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_ALGORITHM_ISVALID_H_
#define _SFCGAL_ALGORITHM_ISVALID_H_
#include <SFCGAL/Geometry.h>
#include <SFCGAL/Validity.h>
#include <SFCGAL/algorithm/force2D.h>
#include <SFCGAL/algorithm/force3D.h>
namespace SFCGAL {
namespace algorithm {
extern bool SKIP_GEOM_VALIDATION;
/**
* @brief Check validity of a geometry
* @ingroup public_api
*/
SFCGAL_API const Validity isValid( const Geometry& g, const double& toleranceAbs= 1e-9 );
/**
* Macro used to by-pass validity check
* @note do not convert to function since BOOST_THROW_EXCEPTION locates the throwing point (function and line)
* @note exception message is apparently limited in length, thus print the reason for invalidity before its text representation (that can be very long)
*/
#ifndef SFCGAL_NEVER_CHECK_VALIDITY
# define SFCGAL_ASSERT_GEOMETRY_VALIDITY_(g, ctxt) \
if (!SFCGAL::algorithm::SKIP_GEOM_VALIDATION)\
{\
using namespace SFCGAL;\
const Validity sfcgalAssertGeometryValidity = algorithm::isValid( g );\
if ( ! sfcgalAssertGeometryValidity ) {\
BOOST_THROW_EXCEPTION(GeometryInvalidityException(\
( boost::format(ctxt "%s is invalid : %s : %s")\
% (g).geometryType()\
% sfcgalAssertGeometryValidity.reason()\
% (g).asText()\
).str()\
));\
}\
}
# define SFCGAL_ASSERT_GEOMETRY_VALIDITY(g) \
SFCGAL_ASSERT_GEOMETRY_VALIDITY_(g,"")
# define SFCGAL_ASSERT_GEOMETRY_VALIDITY_2D(g) \
if (!SFCGAL::algorithm::SKIP_GEOM_VALIDATION)\
{\
using namespace SFCGAL;\
if ( (g).is3D() ) {\
std::auto_ptr<SFCGAL::Geometry> sfcgalAssertGeometryValidityClone( (g).clone() );\
algorithm::force2D( *sfcgalAssertGeometryValidityClone );\
SFCGAL_ASSERT_GEOMETRY_VALIDITY_( (*sfcgalAssertGeometryValidityClone), "When converting to 2D - " ); \
}\
else {\
SFCGAL_ASSERT_GEOMETRY_VALIDITY( g );\
}\
}
# define SFCGAL_ASSERT_GEOMETRY_VALIDITY_3D(g) \
if (!SFCGAL::algorithm::SKIP_GEOM_VALIDATION)\
{\
using namespace SFCGAL;\
if ( !(g).is3D() ) {\
std::auto_ptr<Geometry> sfcgalAssertGeometryValidityClone( (g).clone() );\
algorithm::force3D( *sfcgalAssertGeometryValidityClone );\
SFCGAL_ASSERT_GEOMETRY_VALIDITY_( (*sfcgalAssertGeometryValidityClone), "When converting to 3D - " ); \
}\
else {\
SFCGAL_ASSERT_GEOMETRY_VALIDITY( g );\
}\
}
# define SFCGAL_ASSERT_GEOMETRY_VALIDITY_ON_PLANE(g, plane) \
BOOST_THROW_EXCEPTION( NotImplementedException("validation on geometry projected on arbitrary plane is not implemented") );
#else
# define SFCGAL_ASSERT_GEOMETRY_VALIDITY(g)
# define SFCGAL_ASSERT_GEOMETRY_VALIDITY_2D(g)
# define SFCGAL_ASSERT_GEOMETRY_VALIDITY_3D(g)
# define SFCGAL_ASSERT_GEOMETRY_VALIDITY_ON_PLANE(g, plane)
#endif
/**
* Tag used for variants of algorithm that do not do validity check
* @ingroup public_api
*/
struct NoValidityCheck {};
}//algorithm
}//SFCGAL
#endif
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