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  27 <a name="header.boost.algorithm.clamp_hpp"></a>Header &lt;<a href="../../../../../../../boost/algorithm/clamp.hpp" target="_top">boost/algorithm/clamp.hpp</a>&gt;</h3></div></div></div>
  28 <p>Clamp algorithm. </p>
  29 <p>Marshall Clow</p>
  30 <p>
  31
  32 Suggested by olafvdspek in <a href="https://svn.boost.org/trac/boost/ticket/3215" target="_top">https://svn.boost.org/trac/boost/ticket/3215</a> </p>
  33 <pre class="synopsis"><span class="keyword">namespace</span> <span class="identifier">boost</span> <span class="special">{</span>
  34   <span class="keyword">namespace</span> <span class="identifier">algorithm</span> <span class="special">{</span>
  35     <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T<span class="special">,</span> <span class="keyword">typename</span> Pred<span class="special">&gt;</span>
  36       <span class="identifier">BOOST_CXX14_CONSTEXPR</span> <span class="identifier">T</span> <span class="keyword">const</span>  <span class="special">&amp;</span>
  37       <a class="link" href="../../../boost/algorithm/clamp_idm44730857429872.html" title="Function template clamp"><span class="identifier">clamp</span></a><span class="special">(</span><span class="identifier">T</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">identity</span><span class="special">&lt;</span> <span class="identifier">T</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span>
  38             <span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">identity</span><span class="special">&lt;</span> <span class="identifier">T</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">Pred</span><span class="special">)</span><span class="special">;</span>
  39     <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T<span class="special">&gt;</span>
  40       <span class="identifier">BOOST_CXX14_CONSTEXPR</span> <span class="identifier">T</span> <span class="keyword">const</span>  <span class="special">&amp;</span>
  41       <a class="link" href="../../../boost/algorithm/clamp_idm44730857421952.html" title="Function template clamp"><span class="identifier">clamp</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">T</span> <span class="special">&amp;</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">identity</span><span class="special">&lt;</span> <span class="identifier">T</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span>
  42             <span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">identity</span><span class="special">&lt;</span> <span class="identifier">T</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
  43     <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> InputIterator<span class="special">,</span> <span class="keyword">typename</span> OutputIterator<span class="special">&gt;</span>
  44       <span class="identifier">BOOST_CXX14_CONSTEXPR</span> <span class="identifier">OutputIterator</span>
  45       <a name="boost.algorithm.clamp_ra_idm44730857415632"></a><span class="identifier">clamp_range</span><span class="special">(</span><span class="identifier">InputIterator</span> first<span class="special">,</span> <span class="identifier">InputIterator</span> last<span class="special">,</span> <span class="identifier">OutputIterator</span> out<span class="special">,</span>
  46                   <span class="keyword">typename</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">iterator_traits</span><span class="special">&lt;</span> <span class="identifier">InputIterator</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value_type</span> <span class="keyword">const</span> <span class="special">&amp;</span> lo<span class="special">,</span>
  47                   <span class="keyword">typename</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">iterator_traits</span><span class="special">&lt;</span> <span class="identifier">InputIterator</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value_type</span> <span class="keyword">const</span> <span class="special">&amp;</span> hi<span class="special">)</span><span class="special">;</span>
  48     <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Range<span class="special">,</span> <span class="keyword">typename</span> OutputIterator<span class="special">&gt;</span>
  49       <span class="identifier">BOOST_CXX14_CONSTEXPR</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">disable_if_c</span><span class="special">&lt;</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">is_same</span><span class="special">&lt;</span> <span class="identifier">Range</span><span class="special">,</span> <span class="identifier">OutputIterator</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value</span><span class="special">,</span> <span class="identifier">OutputIterator</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span>
  50       <a class="link" href="../../../boost/algorithm/clamp_ra_idm44730857409824.html" title="Function template clamp_range"><span class="identifier">clamp_range</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">Range</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">OutputIterator</span><span class="special">,</span>
  51                   <span class="keyword">typename</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">iterator_traits</span><span class="special">&lt;</span> <span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">range_iterator</span><span class="special">&lt;</span> <span class="keyword">const</span> <span class="identifier">Range</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value_type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span>
  52                   <span class="keyword">typename</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">iterator_traits</span><span class="special">&lt;</span> <span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">range_iterator</span><span class="special">&lt;</span> <span class="keyword">const</span> <span class="identifier">Range</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value_type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
  53     <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> InputIterator<span class="special">,</span> <span class="keyword">typename</span> OutputIterator<span class="special">,</span> <span class="keyword">typename</span> Pred<span class="special">&gt;</span>
  54       <span class="identifier">BOOST_CXX14_CONSTEXPR</span> <span class="identifier">OutputIterator</span>
  55       <a name="boost.algorithm.clamp_ra_idm44730857401712"></a><span class="identifier">clamp_range</span><span class="special">(</span><span class="identifier">InputIterator</span> first<span class="special">,</span> <span class="identifier">InputIterator</span> last<span class="special">,</span> <span class="identifier">OutputIterator</span> out<span class="special">,</span>
  56                   <span class="keyword">typename</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">iterator_traits</span><span class="special">&lt;</span> <span class="identifier">InputIterator</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value_type</span> <span class="keyword">const</span> <span class="special">&amp;</span> lo<span class="special">,</span>
  57                   <span class="keyword">typename</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">iterator_traits</span><span class="special">&lt;</span> <span class="identifier">InputIterator</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value_type</span> <span class="keyword">const</span> <span class="special">&amp;</span> hi<span class="special">,</span>
  58                   <span class="identifier">Pred</span> p<span class="special">)</span><span class="special">;</span>
  59     <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Range<span class="special">,</span> <span class="keyword">typename</span> OutputIterator<span class="special">,</span> <span class="keyword">typename</span> Pred<span class="special">&gt;</span>
  60       <span class="identifier">BOOST_CXX14_CONSTEXPR</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">disable_if_c</span><span class="special">&lt;</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">is_same</span><span class="special">&lt;</span> <span class="identifier">Range</span><span class="special">,</span> <span class="identifier">OutputIterator</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value</span><span class="special">,</span> <span class="identifier">OutputIterator</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span>
  61       <a class="link" href="../../../boost/algorithm/clamp_ra_idm44730857394656.html" title="Function template clamp_range"><span class="identifier">clamp_range</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">Range</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">OutputIterator</span><span class="special">,</span>
  62                   <span class="keyword">typename</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">iterator_traits</span><span class="special">&lt;</span> <span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">range_iterator</span><span class="special">&lt;</span> <span class="keyword">const</span> <span class="identifier">Range</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value_type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span>
  63                   <span class="keyword">typename</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">iterator_traits</span><span class="special">&lt;</span> <span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">range_iterator</span><span class="special">&lt;</span> <span class="keyword">const</span> <span class="identifier">Range</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value_type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span>
  64                   <span class="identifier">Pred</span><span class="special">)</span><span class="special">;</span>
  65   <span class="special">}</span>
  66 <span class="special">}</span></pre>
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  69 <td align="left"></td>
  70 <td align="right"><div class="copyright-footer">Copyright &#169; 2010-2012 Marshall Clow<p>
  71         Distributed under the Boost Software License, Version 1.0. (See accompanying
  72         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>)
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