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| <a name="geometry.reference.adapted.register.boost_geometry_register_linestring_templated"></a><a class="link" href="boost_geometry_register_linestring_templated.html" title="BOOST_GEOMETRY_REGISTER_LINESTRING_TEMPLATED">BOOST_GEOMETRY_REGISTER_LINESTRING_TEMPLATED</a> |
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| <p> |
| <a class="indexterm" name="idp104403312"></a> |
| Macro to register a templated linestring. |
| </p> |
| <h6> |
| <a name="geometry.reference.adapted.register.boost_geometry_register_linestring_templated.h0"></a> |
| <span class="phrase"><a name="geometry.reference.adapted.register.boost_geometry_register_linestring_templated.description"></a></span><a class="link" href="boost_geometry_register_linestring_templated.html#geometry.reference.adapted.register.boost_geometry_register_linestring_templated.description">Description</a> |
| </h6> |
| <p> |
| The macro BOOST_GEOMETRY_REGISTER_LINESTRING_TEMPLATED registers a templated |
| linestring such that it is recognized by Boost.Geometry and that Boost.Geometry |
| functionality can used with the specified type. The type must have one |
| template parameter, which should be a point type, and should not be specified. |
| Boost.Geometry takes care of inserting the template parameter. Hence |
| all types of this templated linestring are registered, regardless of |
| their point type. |
| </p> |
| <h6> |
| <a name="geometry.reference.adapted.register.boost_geometry_register_linestring_templated.h1"></a> |
| <span class="phrase"><a name="geometry.reference.adapted.register.boost_geometry_register_linestring_templated.synopsis"></a></span><a class="link" href="boost_geometry_register_linestring_templated.html#geometry.reference.adapted.register.boost_geometry_register_linestring_templated.synopsis">Synopsis</a> |
| </h6> |
| <p> |
| </p> |
| <pre class="programlisting"><span class="preprocessor">#define</span> <span class="identifier">BOOST_GEOMETRY_REGISTER_LINESTRING_TEMPLATED</span><span class="special">(</span><span class="identifier">Linestring</span><span class="special">)</span></pre> |
| <p> |
| </p> |
| <h6> |
| <a name="geometry.reference.adapted.register.boost_geometry_register_linestring_templated.h2"></a> |
| <span class="phrase"><a name="geometry.reference.adapted.register.boost_geometry_register_linestring_templated.parameters"></a></span><a class="link" href="boost_geometry_register_linestring_templated.html#geometry.reference.adapted.register.boost_geometry_register_linestring_templated.parameters">Parameters</a> |
| </h6> |
| <div class="informaltable"><table class="table"> |
| <colgroup> |
| <col> |
| <col> |
| </colgroup> |
| <thead><tr> |
| <th> |
| <p> |
| Name |
| </p> |
| </th> |
| <th> |
| <p> |
| Description |
| </p> |
| </th> |
| </tr></thead> |
| <tbody><tr> |
| <td> |
| <p> |
| Linestring |
| </p> |
| </td> |
| <td> |
| <p> |
| linestring (without template parameters) type to be registered |
| </p> |
| </td> |
| </tr></tbody> |
| </table></div> |
| <h6> |
| <a name="geometry.reference.adapted.register.boost_geometry_register_linestring_templated.h3"></a> |
| <span class="phrase"><a name="geometry.reference.adapted.register.boost_geometry_register_linestring_templated.header"></a></span><a class="link" href="boost_geometry_register_linestring_templated.html#geometry.reference.adapted.register.boost_geometry_register_linestring_templated.header">Header</a> |
| </h6> |
| <p> |
| <code class="computeroutput"><span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">geometry</span><span class="special">/</span><span class="identifier">geometries</span><span class="special">/</span><span class="keyword">register</span><span class="special">/</span><span class="identifier">linestring</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span></code> |
| </p> |
| <h6> |
| <a name="geometry.reference.adapted.register.boost_geometry_register_linestring_templated.h4"></a> |
| <span class="phrase"><a name="geometry.reference.adapted.register.boost_geometry_register_linestring_templated.example"></a></span><a class="link" href="boost_geometry_register_linestring_templated.html#geometry.reference.adapted.register.boost_geometry_register_linestring_templated.example">Example</a> |
| </h6> |
| <p> |
| Show the use of the macro BOOST_GEOMETRY_REGISTER_LINESTRING_TEMPLATED |
| </p> |
| <p> |
| </p> |
| <pre class="programlisting"><span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">iostream</span><span class="special">></span> |
| <span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">deque</span><span class="special">></span> |
| |
| <span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">geometry</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span> |
| <span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">geometry</span><span class="special">/</span><span class="identifier">geometries</span><span class="special">/</span><span class="identifier">point_xy</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span> |
| <span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">geometry</span><span class="special">/</span><span class="identifier">geometries</span><span class="special">/</span><span class="keyword">register</span><span class="special">/</span><span class="identifier">linestring</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span> |
| |
| <span class="comment">// Adapt any deque to Boost.Geometry Linestring Concept</span> |
| <span class="identifier">BOOST_GEOMETRY_REGISTER_LINESTRING_TEMPLATED</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">deque</span><span class="special">)</span> |
| |
| <span class="keyword">int</span> <span class="identifier">main</span><span class="special">()</span> |
| <span class="special">{</span> |
| <span class="identifier">std</span><span class="special">::</span><span class="identifier">deque</span><span class="special"><</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">geometry</span><span class="special">::</span><span class="identifier">model</span><span class="special">::</span><span class="identifier">d2</span><span class="special">::</span><span class="identifier">point_xy</span><span class="special"><</span><span class="keyword">double</span><span class="special">></span> <span class="special">></span> <span class="identifier">line</span><span class="special">(</span><span class="number">2</span><span class="special">);</span> |
| <span class="identifier">boost</span><span class="special">::</span><span class="identifier">geometry</span><span class="special">::</span><span class="identifier">assign_values</span><span class="special">(</span><span class="identifier">line</span><span class="special">[</span><span class="number">0</span><span class="special">],</span> <span class="number">1</span><span class="special">,</span> <span class="number">1</span><span class="special">);</span> |
| <span class="identifier">boost</span><span class="special">::</span><span class="identifier">geometry</span><span class="special">::</span><span class="identifier">assign_values</span><span class="special">(</span><span class="identifier">line</span><span class="special">[</span><span class="number">1</span><span class="special">],</span> <span class="number">2</span><span class="special">,</span> <span class="number">2</span><span class="special">);</span> |
| |
| <span class="comment">// Boost.Geometry algorithms work on any deque now</span> |
| <span class="identifier">std</span><span class="special">::</span><span class="identifier">cout</span> <span class="special"><<</span> <span class="string">"Length: "</span> <span class="special"><<</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">geometry</span><span class="special">::</span><span class="identifier">length</span><span class="special">(</span><span class="identifier">line</span><span class="special">)</span> <span class="special"><<</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">endl</span><span class="special">;</span> |
| <span class="identifier">std</span><span class="special">::</span><span class="identifier">cout</span> <span class="special"><<</span> <span class="string">"Line: "</span> <span class="special"><<</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">geometry</span><span class="special">::</span><span class="identifier">dsv</span><span class="special">(</span><span class="identifier">line</span><span class="special">)</span> <span class="special"><<</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">endl</span><span class="special">;</span> |
| |
| <span class="keyword">return</span> <span class="number">0</span><span class="special">;</span> |
| <span class="special">}</span> |
| </pre> |
| <p> |
| </p> |
| <p> |
| Output: |
| </p> |
| <pre class="programlisting">Length: 1.41421 |
| Line: ((1, 1), (2, 2)) |
| </pre> |
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