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| <div class="section"> |
| <div class="titlepage"><div><div><h3 class="title"> |
| <a name="fusion.container.vector"></a><a class="link" href="vector.html" title="vector">vector</a> |
| </h3></div></div></div> |
| <a name="fusion.container.vector.description"></a><h5> |
| <a name="id908273"></a> |
| <a class="link" href="vector.html#fusion.container.vector.description">Description</a> |
| </h5> |
| <p> |
| <code class="computeroutput"><span class="identifier">vector</span></code> is a <a class="link" href="../sequence/concepts/random_access_sequence.html" title="Random Access Sequence">Random |
| Access Sequence</a> of heterogenous typed data structured as a simple |
| <code class="computeroutput"><span class="keyword">struct</span></code> where each element is |
| held as a member variable. <code class="computeroutput"><span class="identifier">vector</span></code> |
| is the simplest of the Fusion sequence container, and in many cases the most |
| efficient. |
| </p> |
| <a name="fusion.container.vector.header"></a><h5> |
| <a name="id908319"></a> |
| <a class="link" href="vector.html#fusion.container.vector.header">Header</a> |
| </h5> |
| <pre class="programlisting"><span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">fusion</span><span class="special">/</span><span class="identifier">container</span><span class="special">/</span><span class="identifier">vector</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">fusion</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">vector</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">fusion</span><span class="special">/</span><span class="identifier">container</span><span class="special">/</span><span class="identifier">vector</span><span class="special">/</span><span class="identifier">vector_fwd</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">fusion</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">vector_fwd</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span> |
| |
| <span class="comment">// numbered forms |
| </span><span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">fusion</span><span class="special">/</span><span class="identifier">container</span><span class="special">/</span><span class="identifier">vector</span><span class="special">/</span><span class="identifier">vector10</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">fusion</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">vector10</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">fusion</span><span class="special">/</span><span class="identifier">container</span><span class="special">/</span><span class="identifier">vector</span><span class="special">/</span><span class="identifier">vector20</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">fusion</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">vector20</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">fusion</span><span class="special">/</span><span class="identifier">container</span><span class="special">/</span><span class="identifier">vector</span><span class="special">/</span><span class="identifier">vector30</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">fusion</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">vector30</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">fusion</span><span class="special">/</span><span class="identifier">container</span><span class="special">/</span><span class="identifier">vector</span><span class="special">/</span><span class="identifier">vector40</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">fusion</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">vector40</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">fusion</span><span class="special">/</span><span class="identifier">container</span><span class="special">/</span><span class="identifier">vector</span><span class="special">/</span><span class="identifier">vector50</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">fusion</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">vector50</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span> |
| </pre> |
| <a name="fusion.container.vector.synopsis"></a><h5> |
| <a name="id910113"></a> |
| <a class="link" href="vector.html#fusion.container.vector.synopsis">Synopsis</a> |
| </h5> |
| <p> |
| <span class="bold"><strong>Numbered forms</strong></span> |
| </p> |
| <pre class="programlisting"><span class="keyword">struct</span> <span class="identifier">vector0</span><span class="special">;</span> |
| |
| <span class="keyword">template</span> <span class="special"><</span><span class="keyword">typename</span> <span class="identifier">T0</span><span class="special">></span> |
| <span class="keyword">struct</span> <span class="identifier">vector1</span><span class="special">;</span> |
| |
| <span class="keyword">template</span> <span class="special"><</span><span class="keyword">typename</span> <span class="identifier">T0</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">T1</span><span class="special">></span> |
| <span class="keyword">struct</span> <span class="identifier">vector2</span><span class="special">;</span> |
| |
| <span class="keyword">template</span> <span class="special"><</span><span class="keyword">typename</span> <span class="identifier">T0</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">T1</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">T2</span><span class="special">></span> |
| <span class="keyword">struct</span> <span class="identifier">vector3</span><span class="special">;</span> |
| |
| <span class="special">...</span> |
| |
| <span class="keyword">template</span> <span class="special"><</span><span class="keyword">typename</span> <span class="identifier">T0</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">T1</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">T2</span><span class="special">...,</span> <span class="keyword">typename</span> <span class="identifier">TN</span><span class="special">></span> |
| <span class="keyword">struct</span> <span class="identifier">vectorN</span><span class="special">;</span> |
| </pre> |
| <p> |
| <span class="bold"><strong>Variadic form</strong></span> |
| </p> |
| <pre class="programlisting"><span class="keyword">template</span> <span class="special"><</span> |
| <span class="keyword">typename</span> <span class="identifier">T0</span> <span class="special">=</span> <span class="emphasis"><em>unspecified</em></span> |
| <span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">T1</span> <span class="special">=</span> <span class="emphasis"><em>unspecified</em></span> |
| <span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">T2</span> <span class="special">=</span> <span class="emphasis"><em>unspecified</em></span> |
| <span class="special">...</span> |
| <span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">TN</span> <span class="special">=</span> <span class="emphasis"><em>unspecified</em></span> |
| <span class="special">></span> |
| <span class="keyword">struct</span> <span class="identifier">vector</span><span class="special">;</span> |
| </pre> |
| <p> |
| The numbered form accepts the exact number of elements. Example: |
| </p> |
| <pre class="programlisting"><span class="identifier">vector3</span><span class="special"><</span><span class="keyword">int</span><span class="special">,</span> <span class="keyword">char</span><span class="special">,</span> <span class="keyword">double</span><span class="special">></span> |
| </pre> |
| <p> |
| The variadic form accepts <code class="computeroutput"><span class="number">0</span></code> to |
| <code class="computeroutput"><span class="identifier">FUSION_MAX_VECTOR_SIZE</span></code> elements, |
| where <code class="computeroutput"><span class="identifier">FUSION_MAX_VECTOR_SIZE</span></code> |
| is a user definable predefined maximum that defaults to <code class="computeroutput"><span class="number">10</span></code>. |
| Example: |
| </p> |
| <pre class="programlisting"><span class="identifier">vector</span><span class="special"><</span><span class="keyword">int</span><span class="special">,</span> <span class="keyword">char</span><span class="special">,</span> <span class="keyword">double</span><span class="special">></span> |
| </pre> |
| <p> |
| You may define the preprocessor constant <code class="computeroutput"><span class="identifier">FUSION_MAX_VECTOR_SIZE</span></code> |
| before including any Fusion header to change the default. Example: |
| </p> |
| <pre class="programlisting"><span class="preprocessor">#define</span> <span class="identifier">FUSION_MAX_VECTOR_SIZE</span> <span class="number">20</span> |
| </pre> |
| <a name="fusion.container.vector.template_parameters"></a><h5> |
| <a name="id910643"></a> |
| <a class="link" href="vector.html#fusion.container.vector.template_parameters">Template parameters</a> |
| </h5> |
| <div class="informaltable"><table class="table"> |
| <colgroup> |
| <col> |
| <col> |
| <col> |
| </colgroup> |
| <thead><tr> |
| <th> |
| <p> |
| Parameter |
| </p> |
| </th> |
| <th> |
| <p> |
| Description |
| </p> |
| </th> |
| <th> |
| <p> |
| Default |
| </p> |
| </th> |
| </tr></thead> |
| <tbody><tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">T0</span></code>...<code class="computeroutput"><span class="identifier">TN</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| Element types |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>unspecified</em></span> |
| </p> |
| </td> |
| </tr></tbody> |
| </table></div> |
| <a name="fusion.container.vector.model_of"></a><h5> |
| <a name="id910741"></a> |
| <a class="link" href="vector.html#fusion.container.vector.model_of">Model of</a> |
| </h5> |
| <div class="itemizedlist"><ul class="itemizedlist" type="disc"><li class="listitem"> |
| <a class="link" href="../sequence/concepts/random_access_sequence.html" title="Random Access Sequence">Random |
| Access Sequence</a> |
| </li></ul></div> |
| <div class="variablelist"> |
| <p class="title"><b>Notation</b></p> |
| <dl> |
| <dt><span class="term"><code class="computeroutput"><span class="identifier">v</span></code></span></dt> |
| <dd><p> |
| Instance of <code class="computeroutput"><span class="identifier">vector</span></code> |
| </p></dd> |
| <dt><span class="term"><code class="computeroutput"><span class="identifier">V</span></code></span></dt> |
| <dd><p> |
| A <code class="computeroutput"><span class="identifier">vector</span></code> type |
| </p></dd> |
| <dt><span class="term"><code class="computeroutput"><span class="identifier">e0</span></code>...<code class="computeroutput"><span class="identifier">en</span></code></span></dt> |
| <dd><p> |
| Heterogeneous values |
| </p></dd> |
| <dt><span class="term"><code class="computeroutput"><span class="identifier">s</span></code></span></dt> |
| <dd><p> |
| A <a class="link" href="../sequence/concepts/forward_sequence.html" title="Forward Sequence">Forward |
| Sequence</a> |
| </p></dd> |
| </dl> |
| </div> |
| <a name="fusion.container.vector.expression_semantics"></a><h5> |
| <a name="id910880"></a> |
| <a class="link" href="vector.html#fusion.container.vector.expression_semantics">Expression Semantics</a> |
| </h5> |
| <p> |
| Semantics of an expression is defined only where it differs from, or is not |
| defined in <a class="link" href="../sequence/concepts/random_access_sequence.html" title="Random Access Sequence">Random |
| Access Sequence</a>. |
| </p> |
| <div class="informaltable"><table class="table"> |
| <colgroup> |
| <col> |
| <col> |
| </colgroup> |
| <thead><tr> |
| <th> |
| <p> |
| Expression |
| </p> |
| </th> |
| <th> |
| <p> |
| Semantics |
| </p> |
| </th> |
| </tr></thead> |
| <tbody> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">V</span><span class="special">()</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| Creates a vector with default constructed elements. |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">V</span><span class="special">(</span><span class="identifier">e0</span><span class="special">,</span> |
| <span class="identifier">e1</span><span class="special">,...</span> |
| <span class="identifier">en</span><span class="special">)</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| Creates a vector with elements <code class="computeroutput"><span class="identifier">e0</span></code>...<code class="computeroutput"><span class="identifier">en</span></code>. |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">V</span><span class="special">(</span><span class="identifier">s</span><span class="special">)</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| Copy constructs a vector from a <a class="link" href="../sequence/concepts/forward_sequence.html" title="Forward Sequence">Forward |
| Sequence</a>, <code class="computeroutput"><span class="identifier">s</span></code>. |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">v</span> <span class="special">=</span> |
| <span class="identifier">s</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| Assigns to a vector, <code class="computeroutput"><span class="identifier">v</span></code>, |
| from a <a class="link" href="../sequence/concepts/forward_sequence.html" title="Forward Sequence">Forward |
| Sequence</a>, <code class="computeroutput"><span class="identifier">s</span></code>. |
| </p> |
| </td> |
| </tr> |
| </tbody> |
| </table></div> |
| <a name="fusion.container.vector.example"></a><h5> |
| <a name="id911135"></a> |
| <a class="link" href="vector.html#fusion.container.vector.example">Example</a> |
| </h5> |
| <pre class="programlisting"><span class="identifier">vector</span><span class="special"><</span><span class="keyword">int</span><span class="special">,</span> <span class="keyword">float</span><span class="special">></span> <span class="identifier">v</span><span class="special">(</span><span class="number">12</span><span class="special">,</span> <span class="number">5.5f</span><span class="special">);</span> |
| <span class="identifier">std</span><span class="special">::</span><span class="identifier">cout</span> <span class="special"><<</span> <a class="link" href="../sequence/intrinsic/functions/at_c.html" title="at_c"><code class="computeroutput"><span class="identifier">at_c</span></code></a><span class="special"><</span><span class="number">0</span><span class="special">>(</span><span class="identifier">v</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> <a class="link" href="../sequence/intrinsic/functions/at_c.html" title="at_c"><code class="computeroutput"><span class="identifier">at_c</span></code></a><span class="special"><</span><span class="number">1</span><span class="special">>(</span><span class="identifier">v</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> |
| </pre> |
| </div> |
| <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> |
| <td align="left"></td> |
| <td align="right"><div class="copyright-footer">Copyright © 2001-2007 Joel de Guzman, Dan Marsden, Tobias |
| Schwinger<p> |
| Distributed under the Boost Software License, Version 1.0. (See accompanying |
| file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) |
| </p> |
| </div></td> |
| </tr></table> |
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