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52 lines
1.2 KiB
Plaintext
52 lines
1.2 KiB
Plaintext
[/ Generated by doxygen_xml2qbk, don't change, it will be overwritten automatically]
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[/ Generated from doxy/doxygen_output/xml/group__num__points.xml]
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[section:num_points num_points]
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Calculates the number of points of a geometry.
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[heading Description]
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The free function num_points calculates the number of points of a geometry.
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[heading Synopsis]
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``template<typename Geometry>
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std::size_t num_points (Geometry const &geometry, bool add_for_open=false)``
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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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[[bool] [] [add_for_open] [add one for open geometries (i.e. polygon types which are not closed) ]]
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]
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[heading Returns]
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The calculated number of points
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[heading Header]
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Either
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`#include <boost/geometry/geometry.hpp>`
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Or
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`#include <boost/geometry/algorithms/num_points.hpp>`
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[heading Behavior]
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[table
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[[Case] [Behavior] ]
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[[__point__][[qbk_ret 1]]]
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[[__segment__][[qbk_ret 2]]]
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[[__box__][[qbk_ret 4]]]
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[[__range__][[qbk_ret boost::size(geometry)]]]
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[[__other__][[qbk_ret the sum of the number of points of its elements]]]
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]
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[heading Complexity]
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Constant or Linear
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[endsect]
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