generic-library/boost
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
main
boost/libs/compute/doc/html/BOOST_CO_idm45423120889904.html
Edouard DUPIN d0115b733d [DEV] add v1.76.0
2021-10-05 21:37:46 +02:00

71 lines
6.3 KiB
HTML
Raw Permalink Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Macro BOOST_COMPUTE_STRINGIZE_SOURCE</title>
<link rel="stylesheet" href="../../../../doc/src/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.79.1">
<link rel="home" href="index.html" title="Chapter 1. Boost.Compute">
<link rel="up" href="boost_compute/reference.html#header.boost.compute.utility.source_hpp" title="Header &lt;boost/compute/utility/source.hpp&gt;">
<link rel="prev" href="boost/compute/program_cache.html" title="Class program_cache">
<link rel="next" href="boost/compute/wait_list.html" title="Class wait_list">
</head>
<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
<table cellpadding="2" width="100%"><tr>
<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../boost.png"></td>
<td align="center"><a href="../../../../index.html">Home</a></td>
<td align="center"><a href="../../../../libs/libraries.htm">Libraries</a></td>
<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td>
<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td>
<td align="center"><a href="../../../../more/index.htm">More</a></td>
</tr></table>
<hr>
<div class="spirit-nav">
<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>
</div>
<div class="refentry">
<a name="BOOST_CO_idm45423120889904"></a><div class="titlepage"></div>
<div class="refnamediv">
<h2><span class="refentrytitle">Macro BOOST_COMPUTE_STRINGIZE_SOURCE</span></h2>
<p>BOOST_COMPUTE_STRINGIZE_SOURCE</p>
</div>
<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
<div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="boost_compute/reference.html#header.boost.compute.utility.source_hpp" title="Header &lt;boost/compute/utility/source.hpp&gt;">boost/compute/utility/source.hpp</a>&gt;
</span>BOOST_COMPUTE_STRINGIZE_SOURCE(source)</pre></div>
<div class="refsect1">
<a name="idm46450294313360"></a><h2>Description</h2>
<p>Stringizes OpenCL source code.</p>
<p>For example, to create a simple kernel which squares each input value: </p>
<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>
<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>
<span class="special">{</span>
<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>
<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>
<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>
<span class="special">}</span>
<span class="special">)</span><span class="special">;</span>
<span class="comment">// create and build square program</span>
<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>
<span class="comment">// create square kernel</span>
<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>
</pre>
<p> </p>
</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"><div class="copyright-footer">Copyright © 2013, 2014 Kyle Lutz<p>
Distributed under the Boost Software License, Version 1.0. (See accompanying
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>)
</p>
</div></td>
</tr></table>
<hr>
<div class="spirit-nav">
<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>
</div>
</body>
</html>
Reference in New Issue View Git Blame Copy Permalink