1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> 4<title>Macro BOOST_COMPUTE_STRINGIZE_SOURCE</title> 5<link rel="stylesheet" href="../../../../doc/src/boostbook.css" type="text/css"> 6<meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> 7<link rel="home" href="index.html" title="Chapter 1. Boost.Compute"> 8<link rel="up" href="boost_compute/reference.html#header.boost.compute.utility.source_hpp" title="Header <boost/compute/utility/source.hpp>"> 9<link rel="prev" href="boost/compute/program_cache.html" title="Class program_cache"> 10<link rel="next" href="boost/compute/wait_list.html" title="Class wait_list"> 11</head> 12<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> 13<table cellpadding="2" width="100%"><tr> 14<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../boost.png"></td> 15<td align="center"><a href="../../../../index.html">Home</a></td> 16<td 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class="refentrytitle">Macro BOOST_COMPUTE_STRINGIZE_SOURCE</span></h2> 29<p>BOOST_COMPUTE_STRINGIZE_SOURCE</p> 30</div> 31<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2> 32<div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: <<a class="link" href="boost_compute/reference.html#header.boost.compute.utility.source_hpp" title="Header <boost/compute/utility/source.hpp>">boost/compute/utility/source.hpp</a>> 33 34</span>BOOST_COMPUTE_STRINGIZE_SOURCE(source)</pre></div> 35<div class="refsect1"> 36<a name="idm46113314938912"></a><h2>Description</h2> 37<p>Stringizes OpenCL source code.</p> 38<p>For example, to create a simple kernel which squares each input value: </p> 39<pre class="programlisting"><span class="keyword">const</span> <span class="keyword">char</span> <span class="identifier">source</span><span class="special">[</span><span class="special">]</span> <span class="special">=</span> <span class="identifier">BOOST_COMPUTE_STRINGIZE_SOURCE</span><span class="special">(</span> 40 <span class="identifier">__kernel</span> <span class="keyword">void</span> <span class="identifier">square</span><span class="special">(</span><span class="keyword">const</span> <span class="keyword">float</span> <span class="special">*</span><span class="identifier">input</span><span class="special">,</span> <span class="keyword">float</span> <span class="special">*</span><span class="identifier">output</span><span class="special">)</span> 41 <span class="special">{</span> 42 <span class="keyword">const</span> <span class="identifier">uint</span> <span class="identifier">i</span> <span class="special">=</span> <span class="identifier">get_global_id</span><span class="special">(</span><span class="number">0</span><span class="special">)</span><span class="special">;</span> 43 <span class="keyword">const</span> <span class="keyword">float</span> <span class="identifier">x</span> <span class="special">=</span> <span class="identifier">input</span><span class="special">[</span><span class="identifier">i</span><span class="special">]</span><span class="special">;</span> 44 <span class="identifier">output</span><span class="special">[</span><span class="identifier">i</span><span class="special">]</span> <span class="special">=</span> <span class="identifier">x</span> <span class="special">*</span> <span class="identifier">x</span><span class="special">;</span> 45 <span class="special">}</span> 46<span class="special">)</span><span class="special">;</span> 47 48<span class="comment">// create and build square program</span> 49<span class="identifier">program</span> <span class="identifier">square_program</span> <span class="special">=</span> <span class="identifier">program</span><span class="special">::</span><span class="identifier">build_with_source</span><span class="special">(</span><span class="identifier">source</span><span class="special">,</span> <span class="identifier">context</span><span class="special">)</span><span class="special">;</span> 50 51<span class="comment">// create square kernel</span> 52<span class="identifier">kernel</span> <span class="identifier">square_kernel</span><span class="special">(</span><span class="identifier">square_program</span><span class="special">,</span> <span class="string">"square"</span><span class="special">)</span><span class="special">;</span> 53</pre> 54<p> </p> 55</div> 56</div> 57<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> 58<td align="left"></td> 59<td align="right"><div class="copyright-footer">Copyright © 2013, 2014 Kyle Lutz<p> 60 Distributed under the Boost Software License, Version 1.0. (See accompanying 61 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>) 62 </p> 63</div></td> 64</tr></table> 65<hr> 66<div class="spirit-nav"> 67<a accesskey="p" href="boost/compute/program_cache.html"><img src="../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="boost_compute/reference.html#header.boost.compute.utility.source_hpp"><img src="../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="index.html"><img src="../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="boost/compute/wait_list.html"><img src="../../../../doc/src/images/next.png" alt="Next"></a> 68</div> 69</body> 70</html> 71
