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Regenerating/reorganizing docs [SVN r40832]
2007-11-06 12:13:52 +00:00
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>
make_fused</title>
<link rel="stylesheet" href="../../../../boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.66.1">
<link rel="start" href="../../../../index.html" title="Chapter<65>1.<2E>Fusion 2.0">
<link rel="up" href="../functions.html" title="Functions">
<link rel="prev" href="../functions.html" title="Functions">
<link rel="next" href="mk_fused_proc.html" title="
make_fused_procedure">
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<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
<table cellpadding="2" width="100%"><tr>
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<div class="section" lang="en">
<div class="titlepage"><div><div><h5 class="title">
<a name="fusion.functional.generation.functions.mk_fused"></a><a href="mk_fused.html" title="
make_fused">
make_fused</a></h5></div></div></div>
<a name="fusion.functional.generation.functions.mk_fused.description"></a><h6>
<a name="id671614"></a>
<a href="mk_fused.html#fusion.functional.generation.functions.mk_fused.description">Description</a>
</h6>
<p>
Creates a <a href="../../adapters/fused.html" title="fused"><tt class="computeroutput"><span class="identifier">fused</span></tt></a> adapter for a given <a href="../../concepts/def_callable.html" title=" Deferred
Callable Object">Deferred Callable Object</a>.
The usual <a href="../../../notes.html#fusion.notes.element_conversion"><span class="emphasis"><em>element
conversion</em></span></a> is applied to the target function.
</p>
<a name="fusion.functional.generation.functions.mk_fused.synopsis"></a><h6>
<a name="id671683"></a>
<a href="mk_fused.html#fusion.functional.generation.functions.mk_fused.synopsis">Synopsis</a>
</h6>
<pre class="programlisting">
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">F</span><span class="special">&gt;</span>
<span class="keyword">inline</span> <span class="keyword">typename</span> <a href="../metafunctions/mk_fused.html" title="
make_fused"><tt class="computeroutput"><span class="identifier">make_fused</span></tt></a><span class="special">&lt;</span><span class="identifier">F</span><span class="special">&gt;::</span><span class="identifier">type</span>
<span class="identifier">make_fused</span><span class="special">(</span><span class="identifier">F</span> <span class="keyword">const</span> <span class="special">&amp;</span> <span class="identifier">f</span><span class="special">);</span>
</pre>
<a name="fusion.functional.generation.functions.mk_fused.parameters"></a><h6>
<a name="id671837"></a>
<a href="mk_fused.html#fusion.functional.generation.functions.mk_fused.parameters">Parameters</a>
</h6>
<div class="informaltable"><table class="table">
<colgroup>
<col>
<col>
<col>
</colgroup>
<thead><tr>
<th>
<p>
Parameter
</p>
</th>
<th>
<p>
Requirement
</p>
</th>
<th>
<p>
Description
</p>
</th>
</tr></thead>
<tbody><tr>
<td>
<p>
<tt class="computeroutput"><span class="identifier">f</span></tt>
</p>
</td>
<td>
<p>
Model of <a href="../../concepts/def_callable.html" title=" Deferred
Callable Object">Deferred
Callable Object</a>
</p>
</td>
<td>
<p>
The function to transform.
</p>
</td>
</tr></tbody>
</table></div>
<a name="fusion.functional.generation.functions.mk_fused.expression_semantics"></a><h6>
<a name="id671955"></a>
<a href="mk_fused.html#fusion.functional.generation.functions.mk_fused.expression_semantics">Expression
Semantics</a>
</h6>
<pre class="programlisting">
<span class="identifier">make_fused</span><span class="special">(</span><span class="identifier">f</span><span class="special">);</span>
</pre>
<p>
<span class="bold"><b>Return type</b></span>: A specialization of <a href="../../adapters/fused.html" title="fused"><tt class="computeroutput"><span class="identifier">fused</span></tt></a>.
</p>
<p>
<span class="bold"><b>Semantics</b></span>: Returns a <a href="../../adapters/fused.html" title="fused"><tt class="computeroutput"><span class="identifier">fused</span></tt></a> adapter for <tt class="computeroutput"><span class="identifier">f</span></tt>.
</p>
<a name="fusion.functional.generation.functions.mk_fused.header"></a><h6>
<a name="id672080"></a>
<a href="mk_fused.html#fusion.functional.generation.functions.mk_fused.header">Header</a>
</h6>
<pre class="programlisting">
<span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">fusion</span><span class="special">/</span><span class="identifier">functional</span><span class="special">/</span><span class="identifier">generation</span><span class="special">/</span><span class="identifier">make_fused</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
<span class="preprocessor">#include</span> <span class="special">&lt;</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">make_fused</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
</pre>
<a name="fusion.functional.generation.functions.mk_fused.example"></a><h6>
<a name="id672249"></a>
<a href="mk_fused.html#fusion.functional.generation.functions.mk_fused.example">Example</a>
</h6>
<pre class="programlisting">
<span class="keyword">float</span> <span class="identifier">sub</span><span class="special">(</span><span class="keyword">float</span> <span class="identifier">a</span><span class="special">,</span> <span class="keyword">float</span> <span class="identifier">b</span><span class="special">)</span> <span class="special">{</span> <span class="keyword">return</span> <span class="identifier">a</span> <span class="special">-</span> <span class="identifier">b</span><span class="special">;</span> <span class="special">}</span>
<span class="keyword">void</span> <span class="identifier">try_it</span><span class="special">()</span>
<span class="special">{</span>
<a href="../../../container/vector.html" title="vector"><tt class="computeroutput"><span class="identifier">vector</span></tt></a><span class="special">&lt;</span><span class="keyword">int</span><span class="special">,</span><span class="keyword">float</span><span class="special">&gt;</span> <span class="identifier">a</span><span class="special">(</span><span class="number">2</span><span class="special">,</span><span class="number">2.0f</span><span class="special">);</span>
<a href="../../../container/vector.html" title="vector"><tt class="computeroutput"><span class="identifier">vector</span></tt></a><span class="special">&lt;</span><span class="keyword">int</span><span class="special">,</span><span class="keyword">float</span><span class="special">&gt;</span> <span class="identifier">b</span><span class="special">(</span><span class="number">1</span><span class="special">,</span><span class="number">1.5f</span><span class="special">);</span>
<a href="../../../container/vector.html" title="vector"><tt class="computeroutput"><span class="identifier">vector</span></tt></a><span class="special">&lt;</span><span class="keyword">float</span><span class="special">,</span><span class="keyword">float</span><span class="special">&gt;</span> <span class="identifier">c</span><span class="special">(</span><span class="number">1.0f</span><span class="special">,</span><span class="number">0.5f</span><span class="special">);</span>
<span class="identifier">assert</span><span class="special">(</span><span class="identifier">c</span> <span class="special">==</span> <a href="../../../algorithm/transformation/functions/transform.html" title="transform"><tt class="computeroutput"><span class="identifier">transform</span></tt></a><span class="special">(</span><a href="../../../algorithm/transformation/functions/zip.html" title="zip"><tt class="computeroutput"><span class="identifier">zip</span></tt></a><span class="special">(</span><span class="identifier">a</span><span class="special">,</span><span class="identifier">b</span><span class="special">),</span> <span class="identifier">make_fused</span><span class="special">(&amp;</span> <span class="identifier">sub</span><span class="special">)));</span>
<span class="identifier">assert</span><span class="special">(</span><span class="identifier">c</span> <span class="special">==</span> <a href="../../../algorithm/transformation/functions/transform.html" title="transform"><tt class="computeroutput"><span class="identifier">transform</span></tt></a><span class="special">(</span><a href="../../../algorithm/transformation/functions/zip.html" title="zip"><tt class="computeroutput"><span class="identifier">zip</span></tt></a><span class="special">(</span><span class="identifier">a</span><span class="special">,</span><span class="identifier">b</span><span class="special">),</span> <span class="identifier">make_fused</span><span class="special">(</span><a href="http://www.sgi.com/tech/stl/minus.html" target="_top"><tt class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">minus</span></tt></a><span class="special">&lt;</span><span class="keyword">float</span><span class="special">&gt;())));</span>
<span class="special">}</span>
</pre>
<a name="fusion.functional.generation.functions.mk_fused.see_also"></a><h6>
<a name="id672852"></a>
<a href="mk_fused.html#fusion.functional.generation.functions.mk_fused.see_also">See
also</a>
</h6>
<div class="itemizedlist"><ul type="disc">
<li><a href="../../adapters/fused.html" title="fused"><tt class="computeroutput"><span class="identifier">fused</span></tt></a></li>
<li><a href="../../../support/deduce.html" title="deduce"><tt class="computeroutput"><span class="identifier">deduce</span></tt></a></li>
<li><a href="../metafunctions/mk_fused.html" title="
make_fused"><tt class="computeroutput"><span class="identifier">make_fused</span></tt></a></li>
</ul></div>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
<td align="right"><small>Copyright <20> 2001-2007 Joel de Guzman, Dan Marsden, Tobias
Schwinger</small></td>
</tr></table>
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