233 lines
7.2 KiB
Plaintext
233 lines
7.2 KiB
Plaintext
[/============================================================================
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Boost.Geometry (aka GGL, Generic Geometry Library)
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Copyright (c) 2007-2013 Barend Gehrels, Amsterdam, the Netherlands.
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Copyright (c) 2008-2013 Bruno Lalande, Paris, France.
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Copyright (c) 2009-2013 Mateusz Loskot, London, UK.
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Use, modification and distribution is subject to the Boost Software License,
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Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================/]
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[/ Generated by doxygen_xml2qbk 1.1.1, don't change, will be overwritten automatically]
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[/ Generated from doxy/doxygen_output/xml/group__is__valid.xml]
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[section:is_valid_2_with_strategy is_valid (with strategy)]
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'''<indexterm><primary>is_valid</primary></indexterm>'''
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Checks if a geometry is valid (in the OGC sense)
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[heading Synopsis]
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``template<typename Geometry, typename Strategy>
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bool is_valid(Geometry const & geometry, Strategy const & strategy)``
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[heading Parameters]
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[table
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[[Type] [Concept] [Name] [Description] ]
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[[Geometry const &] [Any type fulfilling a Geometry Concept ] [geometry] [A model of the specified concept ]]
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[[Strategy const &] [Any type fulfilling a Is_valid Strategy Concept ] [strategy] [The strategy which will be used for is_valid calculations ]]
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]
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[heading Returns]
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Returns true if the geometry is valid (in the OGC sense); furthermore, the following geometries are considered valid: multi-geometries with no elements, linear geometries containing spikes, areal geometries with duplicate (consecutive) points
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[heading Header]
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Either
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`#include <boost/geometry.hpp>`
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Or
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`#include <boost/geometry/algorithms/is_valid.hpp>`
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[include reference/algorithms/is_valid.qbk]
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[endsect]
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[section:is_valid_1 is_valid]
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'''<indexterm><primary>is_valid</primary></indexterm>'''
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Checks if a geometry is valid (in the OGC sense)
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[heading Synopsis]
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``template<typename Geometry>
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bool is_valid(Geometry const & geometry)``
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[heading Parameters]
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[table
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[[Type] [Concept] [Name] [Description] ]
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[[Geometry const &] [Any type fulfilling a Geometry Concept ] [geometry] [A model of the specified concept ]]
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]
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[heading Returns]
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Returns true if the geometry is valid (in the OGC sense); furthermore, the following geometries are considered valid: multi-geometries with no elements, linear geometries containing spikes, areal geometries with duplicate (consecutive) points
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[heading Header]
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Either
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`#include <boost/geometry.hpp>`
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Or
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`#include <boost/geometry/algorithms/is_valid.hpp>`
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[include reference/algorithms/is_valid.qbk]
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[endsect]
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[section:is_valid_3_with_failure_value_and_strategy is_valid (with failure value and strategy)]
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'''<indexterm><primary>is_valid</primary></indexterm>'''
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Checks if a geometry is valid (in the OGC sense)
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[heading Synopsis]
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``template<typename Geometry, typename Strategy>
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bool is_valid(Geometry const & geometry, validity_failure_type & failure, Strategy const & strategy)``
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[heading Parameters]
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[table
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[[Type] [Concept] [Name] [Description] ]
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[[Geometry const &] [Any type fulfilling a Geometry Concept ] [geometry] [A model of the specified concept ]]
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[[validity_failure_type &] [] [failure] [An enumeration value indicating that the geometry is valid or not, and if not valid indicating the reason why ]]
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[[Strategy const &] [Any type fulfilling a Is_valid Strategy Concept ] [strategy] [The strategy which will be used for is_valid calculations ]]
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]
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[heading Returns]
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Returns true if the geometry is valid (in the OGC sense); furthermore, the following geometries are considered valid: multi-geometries with no elements, linear geometries containing spikes, areal geometries with duplicate (consecutive) points
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[heading Header]
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Either
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`#include <boost/geometry.hpp>`
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Or
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`#include <boost/geometry/algorithms/is_valid.hpp>`
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[include reference/algorithms/is_valid_with_failure.qbk]
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[endsect]
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[section:is_valid_2_with_failure_value is_valid (with failure value)]
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'''<indexterm><primary>is_valid</primary></indexterm>'''
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Checks if a geometry is valid (in the OGC sense)
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[heading Synopsis]
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``template<typename Geometry>
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bool is_valid(Geometry const & geometry, validity_failure_type & failure)``
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[heading Parameters]
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[table
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[[Type] [Concept] [Name] [Description] ]
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[[Geometry const &] [Any type fulfilling a Geometry Concept ] [geometry] [A model of the specified concept ]]
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[[validity_failure_type &] [] [failure] [An enumeration value indicating that the geometry is valid or not, and if not valid indicating the reason why ]]
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]
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[heading Returns]
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Returns true if the geometry is valid (in the OGC sense); furthermore, the following geometries are considered valid: multi-geometries with no elements, linear geometries containing spikes, areal geometries with duplicate (consecutive) points
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[heading Header]
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Either
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`#include <boost/geometry.hpp>`
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Or
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`#include <boost/geometry/algorithms/is_valid.hpp>`
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[include reference/algorithms/is_valid_with_failure.qbk]
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[endsect]
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[section:is_valid_3_with_message_and_strategy is_valid (with message and strategy)]
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'''<indexterm><primary>is_valid</primary></indexterm>'''
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Checks if a geometry is valid (in the OGC sense)
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[heading Synopsis]
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``template<typename Geometry, typename Strategy>
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bool is_valid(Geometry const & geometry, std::string & message, Strategy const & strategy)``
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[heading Parameters]
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[table
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[[Type] [Concept] [Name] [Description] ]
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[[Geometry const &] [Any type fulfilling a Geometry Concept ] [geometry] [A model of the specified concept ]]
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[[std::string &] [] [message] [A string containing a message stating if the geometry is valid or not, and if not valid a reason why ]]
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[[Strategy const &] [Any type fulfilling a Is_valid Strategy Concept ] [strategy] [The strategy which will be used for is_valid calculations ]]
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]
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[heading Returns]
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Returns true if the geometry is valid (in the OGC sense); furthermore, the following geometries are considered valid: multi-geometries with no elements, linear geometries containing spikes, areal geometries with duplicate (consecutive) points
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[heading Header]
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Either
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`#include <boost/geometry.hpp>`
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Or
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`#include <boost/geometry/algorithms/is_valid.hpp>`
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[include reference/algorithms/is_valid_with_message.qbk]
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[endsect]
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[section:is_valid_2_with_message is_valid (with message)]
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'''<indexterm><primary>is_valid</primary></indexterm>'''
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Checks if a geometry is valid (in the OGC sense)
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[heading Synopsis]
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``template<typename Geometry>
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bool is_valid(Geometry const & geometry, std::string & message)``
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[heading Parameters]
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[table
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[[Type] [Concept] [Name] [Description] ]
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[[Geometry const &] [Any type fulfilling a Geometry Concept ] [geometry] [A model of the specified concept ]]
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[[std::string &] [] [message] [A string containing a message stating if the geometry is valid or not, and if not valid a reason why ]]
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]
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[heading Returns]
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Returns true if the geometry is valid (in the OGC sense); furthermore, the following geometries are considered valid: multi-geometries with no elements, linear geometries containing spikes, areal geometries with duplicate (consecutive) points
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[heading Header]
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Either
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`#include <boost/geometry.hpp>`
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Or
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`#include <boost/geometry/algorithms/is_valid.hpp>`
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[include reference/algorithms/is_valid_with_message.qbk]
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[endsect]
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