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| <a name="geometry.reference.spatial_indexes.group__predicates.satisfies_unarypredicate_const___"></a><a name="group__predicates_1ga3213772dd3e54ad03340c2ca66b4f58c"></a><a class="link" href="satisfies_unarypredicate_const___.html" title="satisfies(UnaryPredicate const &)">satisfies(UnaryPredicate |
| const &)</a> |
| </h5></div></div></div> |
| <p> |
| <a class="indexterm" name="idp130380272"></a> |
| Generate <a class="link" href="satisfies_unarypredicate_const___.html#group__predicates_1ga3213772dd3e54ad03340c2ca66b4f58c">satisfies()</a> |
| predicate. |
| </p> |
| <h6> |
| <a name="geometry.reference.spatial_indexes.group__predicates.satisfies_unarypredicate_const___.h0"></a> |
| <span class="phrase"><a name="geometry.reference.spatial_indexes.group__predicates.satisfies_unarypredicate_const___.description"></a></span><a class="link" href="satisfies_unarypredicate_const___.html#geometry.reference.spatial_indexes.group__predicates.satisfies_unarypredicate_const___.description">Description</a> |
| </h6> |
| <p> |
| A wrapper around user-defined UnaryPredicate checking if Value should |
| be returned by spatial query. |
| </p> |
| <h6> |
| <a name="geometry.reference.spatial_indexes.group__predicates.satisfies_unarypredicate_const___.h1"></a> |
| <span class="phrase"><a name="geometry.reference.spatial_indexes.group__predicates.satisfies_unarypredicate_const___.synopsis"></a></span><a class="link" href="satisfies_unarypredicate_const___.html#geometry.reference.spatial_indexes.group__predicates.satisfies_unarypredicate_const___.synopsis">Synopsis</a> |
| </h6> |
| <pre class="programlisting"><code class="computeroutput"><span class="keyword">template</span><span class="special"><</span></code><code class="computeroutput"><span class="keyword">typename</span> <span class="identifier">UnaryPredicate</span></code><code class="computeroutput"><span class="special">></span></code> |
| <span class="emphasis"><em>unspecified</em></span> <code class="computeroutput"><span class="identifier">satisfies</span></code><code class="computeroutput"><span class="special">(</span></code><code class="computeroutput"><span class="identifier">UnaryPredicate</span> <span class="keyword">const</span> <span class="special">&</span></code> <code class="computeroutput"><span class="identifier">pred</span></code><code class="computeroutput"><span class="special">)</span></code> |
| </pre> |
| <h6> |
| <a name="geometry.reference.spatial_indexes.group__predicates.satisfies_unarypredicate_const___.h2"></a> |
| <span class="phrase"><a name="geometry.reference.spatial_indexes.group__predicates.satisfies_unarypredicate_const___.template_parameter_s_"></a></span><a class="link" href="satisfies_unarypredicate_const___.html#geometry.reference.spatial_indexes.group__predicates.satisfies_unarypredicate_const___.template_parameter_s_">Template |
| parameter(s)</a> |
| </h6> |
| <div class="informaltable"><table class="table"> |
| <colgroup> |
| <col> |
| <col> |
| </colgroup> |
| <thead><tr> |
| <th> |
| <p> |
| Parameter |
| </p> |
| </th> |
| <th> |
| <p> |
| Description |
| </p> |
| </th> |
| </tr></thead> |
| <tbody><tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">UnaryPredicate</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| A type of unary predicate function or function object. |
| </p> |
| </td> |
| </tr></tbody> |
| </table></div> |
| <h6> |
| <a name="geometry.reference.spatial_indexes.group__predicates.satisfies_unarypredicate_const___.h3"></a> |
| <span class="phrase"><a name="geometry.reference.spatial_indexes.group__predicates.satisfies_unarypredicate_const___.parameter_s_"></a></span><a class="link" href="satisfies_unarypredicate_const___.html#geometry.reference.spatial_indexes.group__predicates.satisfies_unarypredicate_const___.parameter_s_">Parameter(s)</a> |
| </h6> |
| <div class="informaltable"><table class="table"> |
| <colgroup> |
| <col> |
| <col> |
| <col> |
| </colgroup> |
| <thead><tr> |
| <th> |
| <p> |
| Type |
| </p> |
| </th> |
| <th> |
| <p> |
| Name |
| </p> |
| </th> |
| <th> |
| <p> |
| Description |
| </p> |
| </th> |
| </tr></thead> |
| <tbody><tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">UnaryPredicate</span> <span class="keyword">const</span> <span class="special">&</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">pred</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| The unary predicate function or function object. |
| </p> |
| </td> |
| </tr></tbody> |
| </table></div> |
| <h6> |
| <a name="geometry.reference.spatial_indexes.group__predicates.satisfies_unarypredicate_const___.h4"></a> |
| <span class="phrase"><a name="geometry.reference.spatial_indexes.group__predicates.satisfies_unarypredicate_const___.example"></a></span><a class="link" href="satisfies_unarypredicate_const___.html#geometry.reference.spatial_indexes.group__predicates.satisfies_unarypredicate_const___.example">Example</a> |
| </h6> |
| <p> |
| </p> |
| <pre class="programlisting"><span class="keyword">bool</span> <span class="identifier">is_red</span><span class="special">(</span><span class="identifier">Value</span> <span class="keyword">const</span><span class="special">&</span> <span class="identifier">v</span><span class="special">)</span> <span class="special">{</span> <span class="keyword">return</span> <span class="identifier">v</span><span class="special">.</span><span class="identifier">is_red</span><span class="special">();</span> <span class="special">}</span> |
| |
| <span class="keyword">struct</span> <span class="identifier">is_red_o</span> <span class="special">{</span> |
| <span class="keyword">template</span> <span class="special"><</span><span class="keyword">typename</span> <span class="identifier">Value</span><span class="special">></span> <span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">()(</span><span class="identifier">Value</span> <span class="keyword">const</span><span class="special">&</span> <span class="identifier">v</span><span class="special">)</span> <span class="special">{</span> <span class="keyword">return</span> <span class="identifier">v</span><span class="special">.</span><span class="identifier">is_red</span><span class="special">();</span> <span class="special">}</span> |
| <span class="special">}</span> |
| |
| <span class="comment">// ...</span> |
| |
| <span class="identifier">rt</span><span class="special">.</span><span class="identifier">query</span><span class="special">(</span><span class="identifier">index</span><span class="special">::</span><span class="identifier">intersects</span><span class="special">(</span><span class="identifier">box</span><span class="special">)</span> <span class="special">&&</span> <span class="identifier">index</span><span class="special">::</span><span class="identifier">satisfies</span><span class="special">(</span><span class="identifier">is_red</span><span class="special">),</span> |
| <span class="identifier">std</span><span class="special">::</span><span class="identifier">back_inserter</span><span class="special">(</span><span class="identifier">result</span><span class="special">));</span> |
| |
| <span class="identifier">rt</span><span class="special">.</span><span class="identifier">query</span><span class="special">(</span><span class="identifier">index</span><span class="special">::</span><span class="identifier">intersects</span><span class="special">(</span><span class="identifier">box</span><span class="special">)</span> <span class="special">&&</span> <span class="identifier">index</span><span class="special">::</span><span class="identifier">satisfies</span><span class="special">(</span><span class="identifier">is_red_o</span><span class="special">()),</span> |
| <span class="identifier">std</span><span class="special">::</span><span class="identifier">back_inserter</span><span class="special">(</span><span class="identifier">result</span><span class="special">));</span> |
| |
| <span class="preprocessor">#ifndef</span> <span class="identifier">BOOST_NO_CXX11_LAMBDAS</span> |
| <span class="identifier">rt</span><span class="special">.</span><span class="identifier">query</span><span class="special">(</span><span class="identifier">index</span><span class="special">::</span><span class="identifier">intersects</span><span class="special">(</span><span class="identifier">box</span><span class="special">)</span> <span class="special">&&</span> <span class="identifier">index</span><span class="special">::</span><span class="identifier">satisfies</span><span class="special">([](</span><span class="identifier">Value</span> <span class="keyword">const</span><span class="special">&</span> <span class="identifier">v</span><span class="special">)</span> <span class="special">{</span> <span class="keyword">return</span> <span class="identifier">v</span><span class="special">.</span><span class="identifier">is_red</span><span class="special">();</span> <span class="special">}),</span> |
| <span class="identifier">std</span><span class="special">::</span><span class="identifier">back_inserter</span><span class="special">(</span><span class="identifier">result</span><span class="special">));</span> |
| <span class="preprocessor">#endif</span> |
| </pre> |
| <p> |
| </p> |
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