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<meta name="generator" content=
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<title>hash_exponential_size_policy Interface</title>
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"text/html; charset=us-ascii" />
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<div id="page">
<h1><tt>hash_exponential_size_policy</tt> Interface</h1>
<p>A size policy whose sequence of sizes form an exponential
sequence (typically powers of 2)</p>
<p>Defined in: <a href=
"../../../../include/ext/pb_ds/hash_policy.hpp"><tt>hash_policy.hpp</tt></a></p>
<h2><a name="link1" id="link1">Template Parameters</a></h2>
<table class="c1" width="100%" border="1" summary=
"Template Parameters">
<tr>
<td width="20%" align="left"><b>Parameter</b></td>
<td width="50%" align="left"><b>Description</b></td>
<td width="30%" align="left"><b>Default Value</b></td>
</tr>
<tr>
<td>
<pre>
<a name="Size_Type42920436" id=
"Size_Type42920436"><b>typename</b> Size_Type </a>
</pre>
</td>
<td>
<p>Size type.</p>
</td>
<td>size_t</td>
</tr>
</table>
<h2><a name="link2" id="link2">Public Types and
Constants</a></h2>
<h3><a name="link3" id="link3">General Definitions</a></h3>
<table class="c1" width="100%" border="1" summary="Types">
<tr>
<td width="30%" align="left"><b>Type</b></td>
<td width="55%" align="left"><b>Definition</b></td>
<td width="15%" align="left"><b>Description</b></td>
</tr>
<tr>
<td>
<pre>
<a name="size_type55424436" id="size_type55424436">size_type</a>
</pre>
</td>
<td>
<pre>
<a href="#Size_Type42920436"><tt>Size_Type</tt></a>
</pre>
</td>
<td>
<p>Size type.</p>
</td>
</tr>
</table>
<h2><a name="link4" id="link4">Public Methods</a></h2>
<h3><a name="link5" id="link5">Constructors, Destructor, and
Related</a></h3>
<table class="c1" width="100%" border="1" summary="Methods">
<tr>
<td width="45%" align="left"><b>Method</b></td>
<td width="55%" align="left"><b>Description</b></td>
</tr>
<tr>
<td>
<pre>
hash_exponential_size_policy
(<a href=
"#size_type55424436"><tt>size_type</tt></a> start_size = 8,
<a href=
"#size_type55424436"><tt>size_type</tt></a> grow_factor = 2)
</pre>
</td>
<td>
<p>Default constructor, or constructor taking a
<span class="c1"><tt>start_size</tt></span>, or
constructor taking a start size and <span class=
"c1"><tt>grow_factor</tt></span>. The policy will use the
sequence of sizes <span class=
"c1"><tt>start_size</tt></span>, <span class=
"c1"><tt>start_size</tt></span> * <span class=
"c1"><tt>grow_factor</tt></span>, <span class=
"c1"><tt>start_size</tt></span> * <span class=
"c1"><tt>grow_factor</tt></span>^2, ...</p>
</td>
</tr>
<tr>
<td>
<pre>
<b>void</b>
swap
(<span class=
"c2"><tt>hash_exponential_size_policy</tt></span> &other)
</pre>
</td>
<td>
<p>Swaps content.</p>
</td>
</tr>
</table>
<h2><a name="link6" id="link6">Protected Methods</a></h2>
<h3><a name="link7" id="link7">Size methods</a></h3>
<table class="c1" width="100%" border="1" summary="Methods">
<tr>
<td width="45%" align="left"><b>Method</b></td>
<td width="55%" align="left"><b>Description</b></td>
</tr>
<tr>
<td>
<pre>
<a href="#size_type55424436"><tt>size_type</tt></a>
get_nearest_larger_size
(<a href=
"#size_type55424436"><tt>size_type</tt></a> size) <b>const</b>
</pre>
</td>
<td>
<p>Given a size <span class="c1"><tt>size</tt></span>,
returns a size that is larger.</p>
</td>
</tr>
<tr>
<td>
<pre>
<a href="#size_type55424436"><tt>size_type</tt></a>
get_nearest_smaller_size
(<a href=
"#size_type55424436"><tt>size_type</tt></a> size) <b>const</b>
</pre>
</td>
<td>
<p>Given a size <span class="c1"><tt>size</tt></span>,
returns a size that is smaller.</p>
</td>
</tr>
</table>
</div>
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