<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html><head><meta name="robots" content="noindex">
<meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1">
<title>ITK: itk_alloc.h Source File</title>
<link href="DoxygenStyle.css" rel="stylesheet" type="text/css">
</head><body bgcolor="#ffffff">
<!-- Section customized for INSIGHT : Tue Jul 17 01:02:45 2001 -->
<center>
<a href="index.html" class="qindex">Main Page</a>
<a href="modules.html" class="qindex">Groups</a>
<a href="namespaces.html" class="qindex">Namespace List</a>
<a href="hierarchy.html" class="qindex">Class Hierarchy</a>
<a href="classes.html" class="qindex">Alphabetical List</a>
<a href="annotated.html" class="qindex">Compound List</a>
<a href="files.html" class="qindex">File
List</a>
<a href="namespacemembers.html" class="qindex">Namespace Members</a>
<a href="functions.html" class="qindex">Compound Members</a>
<a href="globals.html" class="qindex">File Members</a>
<a href="pages.html" class="qindex">Concepts</a></center>
<!-- Generated by Doxygen 1.5.9 -->
<div class="navpath"><a class="el" href="dir_02e23d841c198393a6e961e9a0678fff.html">Code</a> » <a class="el" href="dir_ea7fc529ede9a38b0438cf13831ae873.html">Common</a>
</div>
<div class="contents">
<h1>itk_alloc.h</h1><a href="itk__alloc_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*=========================================================================</span>
<a name="l00002"></a>00002 <span class="comment"></span>
<a name="l00003"></a>00003 <span class="comment"> Program: Insight Segmentation & Registration Toolkit</span>
<a name="l00004"></a>00004 <span class="comment"> Module: $RCSfile: itk_alloc.h,v $</span>
<a name="l00005"></a>00005 <span class="comment"> Language: C++</span>
<a name="l00006"></a>00006 <span class="comment"> Date: $Date: 2009-02-05 19:05:01 $</span>
<a name="l00007"></a>00007 <span class="comment"> Version: $Revision: 1.5 $</span>
<a name="l00008"></a>00008 <span class="comment"></span>
<a name="l00009"></a>00009 <span class="comment"> Copyright (c) Insight Software Consortium. All rights reserved.</span>
<a name="l00010"></a>00010 <span class="comment"> See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.</span>
<a name="l00011"></a>00011 <span class="comment"></span>
<a name="l00012"></a>00012 <span class="comment"> This software is distributed WITHOUT ANY WARRANTY; without even </span>
<a name="l00013"></a>00013 <span class="comment"> the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR </span>
<a name="l00014"></a>00014 <span class="comment"> PURPOSE. See the above copyright notices for more information.</span>
<a name="l00015"></a>00015 <span class="comment"></span>
<a name="l00016"></a>00016 <span class="comment">=========================================================================*/</span>
<a name="l00017"></a>00017 <span class="preprocessor">#ifndef __itk_alloc_h</span>
<a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define __itk_alloc_h</span>
<a name="l00019"></a>00019 <span class="preprocessor"></span>
<a name="l00020"></a>00020 <span class="comment">// That is an adaptor for working with any alloc provided below</span>
<a name="l00021"></a>00021 <span class="keyword">template</span><<span class="keyword">class</span> T, <span class="keyword">class</span> Alloc>
<a name="l00022"></a><a class="code" href="classitk__simple__alloc.html">00022</a> <span class="keyword">class </span><a class="code" href="classitk__simple__alloc.html">itk_simple_alloc</a> {
<a name="l00023"></a>00023 <span class="keyword">typedef</span> Alloc alloc_type;
<a name="l00024"></a>00024 <span class="keyword">public</span>:
<a name="l00025"></a><a class="code" href="classitk__simple__alloc.html#a1e6ed754d205ef3fc3d113583d56737">00025</a> <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code" href="namespaceitk.html#87ac35b82c3f0b7231a21eda576557d1">Alloc::value_type</a> <a class="code" href="classitk__simple__alloc.html#a1e6ed754d205ef3fc3d113583d56737">alloc_value_type</a>; <span class="comment">// awf</span>
<a name="l00026"></a><a class="code" href="classitk__simple__alloc.html#171edba2c2599832182bb965d5f5c954">00026</a> <span class="keyword">typedef</span> T <a class="code" href="classitk__simple__alloc.html#171edba2c2599832182bb965d5f5c954">value_type</a>;
<a name="l00027"></a>00027
<a name="l00028"></a>00028 <span class="preprocessor">#if !__STL_EAGER_TYPECHECK</span>
<a name="l00029"></a>00029 <span class="preprocessor"></span> <span class="keyword">enum</span> {
<a name="l00030"></a><a class="code" href="classitk__simple__alloc.html#2897a50d1832e66d4359058f4948489f448516bdff4eda81a24abd5a7bfeeb44">00030</a> <a class="code" href="classitk__simple__alloc.html#2897a50d1832e66d4359058f4948489f448516bdff4eda81a24abd5a7bfeeb44">chunk</a> = <span class="keyword">sizeof</span>(<a class="code" href="classitk__simple__alloc.html#171edba2c2599832182bb965d5f5c954">value_type</a>)/<span class="keyword">sizeof</span>(<a class="code" href="classitk__simple__alloc.html#a1e6ed754d205ef3fc3d113583d56737">alloc_value_type</a>)+(<span class="keyword">sizeof</span>(<a class="code" href="classitk__simple__alloc.html#171edba2c2599832182bb965d5f5c954">value_type</a>)%<span class="keyword">sizeof</span>(<a class="code" href="classitk__simple__alloc.html#a1e6ed754d205ef3fc3d113583d56737">alloc_value_type</a>)>0)
<a name="l00031"></a>00031 };
<a name="l00032"></a>00032 <span class="preprocessor">#else</span>
<a name="l00033"></a>00033 <span class="preprocessor"></span> <span class="comment">// note: any out-of-line template definitions will not see this.</span>
<a name="l00034"></a>00034 <span class="preprocessor">#define chunk (sizeof(value_type)/sizeof(alloc_value_type)+(sizeof(value_type)%sizeof(alloc_value_type)>0))</span>
<a name="l00035"></a>00035 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00036"></a>00036 <span class="preprocessor"></span>
<a name="l00037"></a><a class="code" href="classitk__simple__alloc.html#72a520fa3e5b71b7d926b2f62390b4cc">00037</a> <span class="keyword">static</span> <a class="code" href="classitk__simple__alloc.html#171edba2c2599832182bb965d5f5c954">value_type</a> *<a class="code" href="classitk__simple__alloc.html#d4a54ed5545e6d01b38438f2355d444d">allocate</a>(<span class="keywordtype">size_t</span> n)
<a name="l00038"></a>00038 { <span class="keywordflow">return</span> 0 == n? 0 : (<a class="code" href="classitk__simple__alloc.html#171edba2c2599832182bb965d5f5c954">value_type</a>*) alloc_type().allocate(n * <a class="code" href="classitk__simple__alloc.html#2897a50d1832e66d4359058f4948489f448516bdff4eda81a24abd5a7bfeeb44">chunk</a>, 0); }
<a name="l00039"></a><a class="code" href="classitk__simple__alloc.html#d4a54ed5545e6d01b38438f2355d444d">00039</a> <span class="keyword">static</span> <a class="code" href="classitk__simple__alloc.html#171edba2c2599832182bb965d5f5c954">value_type</a> *<a class="code" href="classitk__simple__alloc.html#d4a54ed5545e6d01b38438f2355d444d">allocate</a>(<span class="keywordtype">void</span>)
<a name="l00040"></a>00040 { <span class="keywordflow">return</span> (<a class="code" href="classitk__simple__alloc.html#171edba2c2599832182bb965d5f5c954">value_type</a>*) alloc_type().allocate(<a class="code" href="classitk__simple__alloc.html#2897a50d1832e66d4359058f4948489f448516bdff4eda81a24abd5a7bfeeb44">chunk</a>, 0); }
<a name="l00041"></a><a class="code" href="classitk__simple__alloc.html#a9aaacb5e247e0453d4bc940d18f6ab5">00041</a> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classitk__simple__alloc.html#a9aaacb5e247e0453d4bc940d18f6ab5">deallocate</a>(<a class="code" href="classitk__simple__alloc.html#171edba2c2599832182bb965d5f5c954">value_type</a> *p, <span class="keywordtype">size_t</span> n)
<a name="l00042"></a>00042 { <span class="keywordflow">if</span> (0 != n) alloc_type().deallocate(p, n * <a class="code" href="classitk__simple__alloc.html#2897a50d1832e66d4359058f4948489f448516bdff4eda81a24abd5a7bfeeb44">chunk</a>); }
<a name="l00043"></a><a class="code" href="classitk__simple__alloc.html#13c9b53bc5d3ea5e05f14048a97199b3">00043</a> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classitk__simple__alloc.html#a9aaacb5e247e0453d4bc940d18f6ab5">deallocate</a>(<a class="code" href="classitk__simple__alloc.html#171edba2c2599832182bb965d5f5c954">value_type</a> *p)
<a name="l00044"></a>00044 { alloc_type().deallocate((<span class="keywordtype">char</span>*)p, <a class="code" href="classitk__simple__alloc.html#2897a50d1832e66d4359058f4948489f448516bdff4eda81a24abd5a7bfeeb44">chunk</a>); }
<a name="l00045"></a>00045
<a name="l00046"></a>00046 <span class="preprocessor">#undef chunk</span>
<a name="l00047"></a>00047 <span class="preprocessor"></span>};
<a name="l00048"></a>00048 <span class="preprocessor">#endif</span>
<a name="l00049"></a>00049 <span class="preprocessor"></span>
</pre></div></div>
<hr><address><small>
Generated at Thu May 7 22:04:09 2009 for ITK by <a href="http://www.stack.nl/~dimitri/doxygen/index.html"> <img
src="http://www.stack.nl/~dimitri/doxygen/doxygen.png" alt="doxygen"
align="middle" border=0 width=110 height=53>
</a> 1.5.9 written by <a href="mailto:dimitri@stack.nl">Dimitri van Heesch</a>,
© 1997-2000</small></address>
</body>
</html>
distrib
>
Mandriva
>
2010.0
>
i586
>
media
>
contrib-release
>
by-pkgid
>
d5e74628f0e673bb8680aebce32b2c04
>
files
>
17787
