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Subject: [Boost-commit] svn:boost r58895 - in sandbox/chrono/libs/chrono/doc/html/boost_chrono: . examples reference
From: vicente.botet_at_[hidden]
Date: 2010-01-11 06:38:18


Author: viboes
Date: 2010-01-11 06:38:17 EST (Mon, 11 Jan 2010)
New Revision: 58895
URL: http://svn.boost.org/trac/boost/changeset/58895

Log:
Boost.Chrono: Version 0.3.0, Doc files cleanup
Removed:
   sandbox/chrono/libs/chrono/doc/html/boost_chrono/examples/howard_hinnant_s_simulated_thread_interface_demonstration_program.html
   sandbox/chrono/libs/chrono/doc/html/boost_chrono/examples/run_timer_example2_cpp.html
   sandbox/chrono/libs/chrono/doc/html/boost_chrono/examples/run_timer_example_cpp.html
   sandbox/chrono/libs/chrono/doc/html/boost_chrono/reference/chrono_hpp.html
   sandbox/chrono/libs/chrono/doc/html/boost_chrono/reference/common_type_hpp.html
   sandbox/chrono/libs/chrono/doc/html/boost_chrono/reference/process_times_hpp.html
   sandbox/chrono/libs/chrono/doc/html/boost_chrono/reference/ratio_hpp.html
   sandbox/chrono/libs/chrono/doc/html/boost_chrono/reference/timer_hpp.html
   sandbox/chrono/libs/chrono/doc/html/boost_chrono/reference_.html

Deleted: sandbox/chrono/libs/chrono/doc/html/boost_chrono/examples/howard_hinnant_s_simulated_thread_interface_demonstration_program.html
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--- sandbox/chrono/libs/chrono/doc/html/boost_chrono/examples/howard_hinnant_s_simulated_thread_interface_demonstration_program.html 2010-01-11 06:38:17 EST (Mon, 11 Jan 2010)
+++ (empty file)
@@ -1,45 +0,0 @@
-<html>
-<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
-<title>Howard
- Hinnant's simulated thread interface demonstration program</title>
-<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
-<meta name="generator" content="DocBook XSL Stylesheets V1.69.1">
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-<link rel="up" href="../examples.html" title="Examples">
-<link rel="prev" href="howard_hinnant_s_original_demonstration_program.html" title="Howard
- Hinnant's original demonstration program">
-<link rel="next" href="si_units.html" title="SI-units">
-</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">Home</td>
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-</div>
-<div class="section" lang="en"><div class="titlepage"><div><div><h3 class="title">
-<a name="boost_chrono.examples.howard_hinnant_s_simulated_thread_interface_demonstration_program"></a><a href="howard_hinnant_s_simulated_thread_interface_demonstration_program.html" title="Howard
- Hinnant's simulated thread interface demonstration program">Howard
- Hinnant's simulated thread interface demonstration program</a>
-</h3></div></div></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 © 2008 Howard Hinnant<br>Copyright © 2006 , 2008 Beman Dawes<br>Copyright © 2009 Vicente J. Botet Escriba<p>
- Distributed under the Boost Software License, Version 1.0. (See accompanying
- file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- </p>
-</div></td>
-</tr></table>
-<hr>
-<div class="spirit-nav">
-<a accesskey="p" href="howard_hinnant_s_original_demonstration_program.html"><img src="../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../examples.html"><img src="../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="si_units.html"><img src="../../../../../../doc/html/images/next.png" alt="Next"></a>
-</div>
-</body>
-</html>

Deleted: sandbox/chrono/libs/chrono/doc/html/boost_chrono/examples/run_timer_example2_cpp.html
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--- sandbox/chrono/libs/chrono/doc/html/boost_chrono/examples/run_timer_example2_cpp.html 2010-01-11 06:38:17 EST (Mon, 11 Jan 2010)
+++ (empty file)
@@ -1,78 +0,0 @@
-<html>
-<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
-<title>run_timer_example2.cpp</title>
-<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
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-<link rel="prev" href="run_timer_example_cpp.html" title="run_timer_example.cpp">
-<link rel="next" href="time_command.html" title="time command">
-</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">Home</td>
-<td align="center">Libraries</td>
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-<hr>
-<div class="spirit-nav">
-<a accesskey="p" href="run_timer_example_cpp.html"><img src="../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../examples.html"><img src="../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="time_command.html"><img src="../../../../../../doc/html/images/next.png" alt="Next"></a>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h3 class="title">
-<a name="boost_chrono.examples.run_timer_example2_cpp"></a>run_timer_example2.cpp
-</h3></div></div></div>
-<p>
- The run_timer_example2.cpp program is the same, except that it supplies additional
- constructor arguments from the command line:
- </p>
-<pre class="programlisting"><span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">system</span><span class="special">/</span><span class="identifier">timer</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
-<span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">cmath</span><span class="special">&gt;</span>
-
-<span class="keyword">int</span> <span class="identifier">main</span><span class="special">(</span> <span class="keyword">int</span> <span class="identifier">argc</span><span class="special">,</span> <span class="keyword">char</span> <span class="special">*</span> <span class="identifier">argv</span><span class="special">[]</span> <span class="special">)</span>
-<span class="special">{</span>
- <span class="keyword">const</span> <span class="keyword">char</span> <span class="special">*</span> <span class="identifier">format</span> <span class="special">=</span> <span class="identifier">argc</span> <span class="special">&gt;</span> <span class="number">1</span> <span class="special">?</span> <span class="identifier">argv</span><span class="special">[</span><span class="number">1</span><span class="special">]</span> <span class="special">:</span> <span class="string">"%t cpu seconds\n"</span><span class="special">;</span>
- <span class="keyword">int</span> <span class="identifier">places</span> <span class="special">=</span> <span class="identifier">argc</span> <span class="special">&gt;</span> <span class="number">2</span> <span class="special">?</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">atoi</span><span class="special">(</span> <span class="identifier">argv</span><span class="special">[</span><span class="number">2</span><span class="special">]</span> <span class="special">)</span> <span class="special">:</span> <span class="number">2</span><span class="special">;</span>
-
- <span class="identifier">boost</span><span class="special">::</span><span class="identifier">chrono</span><span class="special">::</span><span class="identifier">run_timer</span> <span class="identifier">t</span><span class="special">(</span> <span class="identifier">format</span><span class="special">,</span> <span class="identifier">places</span> <span class="special">);</span>
-
- <span class="keyword">for</span> <span class="special">(</span> <span class="keyword">long</span> <span class="identifier">i</span> <span class="special">=</span> <span class="number">0</span><span class="special">;</span> <span class="identifier">i</span> <span class="special">&lt;</span> <span class="number">10000000</span><span class="special">;</span> <span class="special">++</span><span class="identifier">i</span> <span class="special">)</span>
- <span class="identifier">std</span><span class="special">::</span><span class="identifier">sqrt</span><span class="special">(</span> <span class="number">123.456L</span> <span class="special">);</span> <span class="comment">// burn some time
-</span>
- <span class="keyword">return</span> <span class="number">0</span><span class="special">;</span>
-<span class="special">}</span>
-</pre>
-<p>
- Here is the output for this program for several sets of command line arguments:
- </p>
-<pre class="programlisting"><span class="identifier">run_timer_example2</span>
-<span class="number">0.42</span> <span class="identifier">cpu</span> <span class="identifier">seconds</span>
-
-<span class="identifier">run_timer_example2</span> <span class="string">"%w wall clock seconds\n"</span>
-<span class="number">0.41</span> <span class="identifier">wall</span> <span class="identifier">clock</span> <span class="identifier">seconds</span>
-
-<span class="identifier">run_timer_example2</span> <span class="string">"%w wall clock seconds\n"</span> <span class="number">6</span>
-<span class="number">0.421875</span> <span class="identifier">wall</span> <span class="identifier">clock</span> <span class="identifier">seconds</span>
-
-<span class="identifier">run_timer_example2</span> <span class="string">"%t total CPU seconds\n"</span> <span class="number">3</span>
-<span class="number">0.422</span> <span class="identifier">total</span> <span class="identifier">CPU</span> <span class="identifier">seconds</span>
-</pre>
-</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 © 2008 Howard Hinnant<br>Copyright © 2006 , 2008 Beman Dawes<br>Copyright © 2009 Vicente J. Botet Escriba<p>
- Distributed under the Boost Software License, Version 1.0. (See accompanying
- file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- </p>
-</div></td>
-</tr></table>
-<hr>
-<div class="spirit-nav">
-<a accesskey="p" href="run_timer_example_cpp.html"><img src="../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../examples.html"><img src="../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="time_command.html"><img src="../../../../../../doc/html/images/next.png" alt="Next"></a>
-</div>
-</body>
-</html>

Deleted: sandbox/chrono/libs/chrono/doc/html/boost_chrono/examples/run_timer_example_cpp.html
==============================================================================
--- sandbox/chrono/libs/chrono/doc/html/boost_chrono/examples/run_timer_example_cpp.html 2010-01-11 06:38:17 EST (Mon, 11 Jan 2010)
+++ (empty file)
@@ -1,77 +0,0 @@
-<html>
-<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
-<title>run_timer_example.cpp</title>
-<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
-<meta name="generator" content="DocBook XSL Stylesheets V1.69.1">
-<link rel="start" href="../../index.html" title="Boost.Chrono">
-<link rel="up" href="../examples.html" title="Examples">
-<link rel="prev" href="a_tiny_program_that_times_how_long_until_a_key_is_struck.html" title="A
- tiny program that times how long until a key is struck">
-<link rel="next" href="run_timer_example2_cpp.html" title="run_timer_example2.cpp">
-</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">Home</td>
-<td align="center">Libraries</td>
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-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h3 class="title">
-<a name="boost_chrono.examples.run_timer_example_cpp"></a>run_timer_example.cpp
-</h3></div></div></div>
-<p>
- Here is the run_timer_example.cpp program supplied with the Boost Chrono
- library:
- </p>
-<p>
- When the run_timer t object is created, it starts timing. When it is destroyed
- at the end of the program, its destructor stops the timer and displays timing
- information on cout.
- </p>
-<pre class="programlisting"><span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">chrono</span><span class="special">/</span><span class="identifier">process_times</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
-<span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">cmath</span><span class="special">&gt;</span>
-
-<span class="keyword">int</span> <span class="identifier">main</span><span class="special">()</span>
-<span class="special">{</span>
- <span class="identifier">boost</span><span class="special">::</span><span class="identifier">chrono</span><span class="special">::</span><span class="identifier">run_timer</span> <span class="identifier">t</span><span class="special">;</span>
-
- <span class="keyword">for</span> <span class="special">(</span> <span class="keyword">long</span> <span class="identifier">i</span> <span class="special">=</span> <span class="number">0</span><span class="special">;</span> <span class="identifier">i</span> <span class="special">&lt;</span> <span class="number">10000000</span><span class="special">;</span> <span class="special">++</span><span class="identifier">i</span> <span class="special">)</span>
- <span class="identifier">std</span><span class="special">::</span><span class="identifier">sqrt</span><span class="special">(</span> <span class="number">123.456L</span> <span class="special">);</span> <span class="comment">// burn some time
-</span>
- <span class="keyword">return</span> <span class="number">0</span><span class="special">;</span>
-<span class="special">}</span>
-</pre>
-<p>
- The output of this program run on a circa 2006 processor looks was this:
- </p>
-<pre class="programlisting"><span class="identifier">wall</span> <span class="number">0.42</span> <span class="identifier">s</span><span class="special">,</span> <span class="identifier">user</span> <span class="number">0.41</span> <span class="identifier">s</span> <span class="special">+</span> <span class="identifier">system</span> <span class="number">0.00</span> <span class="identifier">s</span> <span class="special">=</span> <span class="identifier">total</span> <span class="identifier">cpu</span> <span class="number">0.41</span> <span class="identifier">s</span><span class="special">,</span> <span class="special">(</span><span class="number">96.3</span><span class="special">%)</span>
-</pre>
-<p>
- In other words, this program ran in 0.42 seconds as would be measured by
- a clock on the wall, the operating system charged it for 0.41 seconds of
- user CPU time and 0 seconds of system CPU time, the total of these two was
- 0.41, and that represented 96.3 percent of the wall clock time.
- </p>
-</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 © 2008 Howard Hinnant<br>Copyright © 2006 , 2008 Beman Dawes<br>Copyright © 2009 Vicente J. Botet Escriba<p>
- Distributed under the Boost Software License, Version 1.0. (See accompanying
- file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- </p>
-</div></td>
-</tr></table>
-<hr>
-<div class="spirit-nav">
-<a accesskey="p" href="a_tiny_program_that_times_how_long_until_a_key_is_struck.html"><img src="../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../examples.html"><img src="../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="run_timer_example2_cpp.html"><img src="../../../../../../doc/html/images/next.png" alt="Next"></a>
-</div>
-</body>
-</html>

Deleted: sandbox/chrono/libs/chrono/doc/html/boost_chrono/reference/chrono_hpp.html
==============================================================================
--- sandbox/chrono/libs/chrono/doc/html/boost_chrono/reference/chrono_hpp.html 2010-01-11 06:38:17 EST (Mon, 11 Jan 2010)
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-<link rel="next" href="timer_hpp.html" title=" Header &lt;boost/chrono/timer.hpp&gt;">
-</head>
-<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
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-<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../../boost.png"></td>
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-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h3 class="title">
-<a name="boost_chrono.reference.chrono_hpp"></a> Header <boost/chrono.hpp>
-</h3></div></div></div>
-<div class="toc"><dl>
-<dt><span class="section">Clock Requirements</span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_related_traits">Time-related
- traits</a></span></dt>
-<dd><dl>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_related_traits.treat_as_floating_point">
- Metafunction <code class="computeroutput"><span class="identifier">treat_as_floating_point</span><span class="special">&lt;&gt;</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_related_traits.duration_values">
- Class template <code class="computeroutput"><span class="identifier">duration_values</span></code></a></span></dt>
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-</dl></dd>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_">Class
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-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_c_1">
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- Constructor <code class="computeroutput"><span class="identifier">duration</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a></span></dt>
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- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+()</span>
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- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+()</span>
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-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_pp">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">++()</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_pp2">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">++(</span><span class="keyword">int</span><span class="special">)</span></code></a></span></dt>
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- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">++()</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_mm2">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">++(</span><span class="keyword">int</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_pa">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_ma">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">-=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_moda">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">%=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_proda">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">*=(</span><span class="keyword">const</span> <span class="identifier">rep</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_da">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">/=(</span><span class="keyword">const</span> <span class="identifier">rep</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_moda_2">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">%=(</span><span class="keyword">const</span> <span class="identifier">rep</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_zero">
- Static Member function <code class="computeroutput"><span class="identifier">zero</span><span class="special">()</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_min">
- Static Member function <code class="computeroutput"><span class="identifier">min</span><span class="special">()</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_max">
- Static Member function <code class="computeroutput"><span class="identifier">max</span><span class="special">()</span></code></a></span></dt>
-</dl></dd>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic">duration
- non-member arithmetic</a></span></dt>
-<dd><dl>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_p_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_m_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">-(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_prod_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">*(</span><span class="identifier">Rep1</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_d_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">/(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">Rep2</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_d_2">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">/(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-</dl></dd>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons">duration
- comparaisons</a></span></dt>
-<dd><dl>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_eq_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">==(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_neq_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">!=(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_lt_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&lt;(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_leq_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&lt;=(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_gt_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&gt;(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_gteq_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&gt;=(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-</dl></dd>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_cast"> Non-Member
- function <code class="computeroutput"><span class="identifier">duration_cast</span><span class="special">(</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_">Class
- template <code class="computeroutput"><span class="identifier">time_point</span></code></a></span></dt>
-<dd><dl>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_c_1">
- Constructor <code class="computeroutput"><span class="identifier">time_point</span><span class="special">()</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_c_2">
- Constructor <code class="computeroutput"><span class="identifier">time_point</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_c_3">
- Constructor <code class="computeroutput"><span class="identifier">time_point</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_since_epoch">
- Member function <code class="computeroutput"><span class="identifier">time_since_epoch</span><span class="special">()</span> <span class="keyword">const</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_operator_pe">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+=</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_operator_me">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">-=</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_min">
- Static Member function <code class="computeroutput"><span class="identifier">min</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_max">
- Static Member function <code class="computeroutput"><span class="identifier">max</span></code></a></span></dt>
-</dl></dd>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic">time_point
- non-member arithmetic</a></span></dt>
-<dd><dl>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic.time_point_operator_p_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic.time_point_operator_p_2">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic.time_point_operator_m_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">-(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic.time_point_operator_m_2">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">-(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-</dl></dd>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons">time_point
- comparisons</a></span></dt>
-<dd><dl>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_eq">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">==(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_neq">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">!=(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_lt">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&lt;(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_leq">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&lt;=(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_gt">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&gt;(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_geq">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&gt;=(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_cast">
- Non-Member function <code class="computeroutput"><span class="identifier">time_point_cast</span><span class="special">(</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-</dl></dd>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class__system_clock_">Class
- <code class="computeroutput"><span class="identifier">system_clock</span></code></a></span></dt>
-<dd><dl>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class__system_clock_.to_time_t">
- Static member function <code class="computeroutput"><span class="identifier">to_time_t</span><span class="special">(</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class__system_clock_.from_time_t">
- Static member function <code class="computeroutput"><span class="identifier">from_time_t</span><span class="special">(</span><span class="identifier">time_t</span><span class="special">)</span></code></a></span></dt>
-</dl></dd>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class__monotonic_clock_">Class
- <code class="computeroutput"><span class="identifier">monotonic_clock</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class__high_resolution_clock_">Class
- <code class="computeroutput"><span class="identifier">high_resolution_clock</span></code></a></span></dt>
-</dl></div>
-<pre class="programlisting"><span class="keyword">namespace</span> <span class="identifier">boost</span> <span class="special">{</span>
-<span class="keyword">namespace</span> <span class="identifier">chrono</span> <span class="special">{</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period</span> <span class="special">=</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1</span><span class="special">&gt;</span> <span class="special">&gt;</span> <span class="keyword">class</span> <span class="identifier">duration</span><span class="special">;</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration</span> <span class="special">=</span> <span class="keyword">typename</span> <span class="identifier">Clock</span><span class="special">::</span><span class="identifier">duration</span><span class="special">&gt;</span> <span class="keyword">class</span> <span class="identifier">time_point</span><span class="special">;</span>
-
-<span class="special">}</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
- <span class="keyword">struct</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">chrono</span><span class="special">::</span><span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;,</span>
- <span class="identifier">chrono</span><span class="special">::</span><span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;</span> <span class="special">&gt;;</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
- <span class="keyword">struct</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">chrono</span><span class="special">::</span><span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;,</span>
- <span class="identifier">chrono</span><span class="special">::</span><span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration2</span><span class="special">&gt;</span> <span class="special">&gt;;</span>
-
-<span class="keyword">namespace</span> <span class="identifier">chrono</span> <span class="special">{</span>
-
- <span class="comment">// customization traits
-</span> <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">treat_as_floating_point</span><span class="special">;</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">duration_values</span><span class="special">;</span>
-
- <span class="comment">// duration arithmetic
-</span> <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
- <span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;,</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;</span> <span class="special">&gt;::</span><span class="identifier">type</span>
- <span class="keyword">operator</span><span class="special">+(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
- <span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;,</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;</span> <span class="special">&gt;::</span><span class="identifier">type</span>
- <span class="keyword">operator</span><span class="special">-(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">&gt;</span>
- <span class="identifier">duration</span><span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Rep2</span><span class="special">&gt;::</span><span class="identifier">type</span><span class="special">,</span> <span class="identifier">Period</span><span class="special">&gt;</span>
- <span class="keyword">operator</span><span class="special">*(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period</span><span class="special">&gt;&amp;</span> <span class="identifier">d</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">Rep2</span><span class="special">&amp;</span> <span class="identifier">s</span><span class="special">);</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">&gt;</span>
- <span class="identifier">duration</span><span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Rep2</span><span class="special">&gt;::</span><span class="identifier">type</span><span class="special">,</span> <span class="identifier">Period</span><span class="special">&gt;</span>
- <span class="keyword">operator</span><span class="special">*(</span><span class="keyword">const</span> <span class="identifier">Rep1</span><span class="special">&amp;</span> <span class="identifier">s</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period</span><span class="special">&gt;&amp;</span> <span class="identifier">d</span><span class="special">);</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">&gt;</span>
- <span class="identifier">duration</span><span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Rep2</span><span class="special">&gt;::</span><span class="identifier">type</span><span class="special">,</span> <span class="identifier">Period</span><span class="special">&gt;</span>
- <span class="keyword">operator</span><span class="special">/(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period</span><span class="special">&gt;&amp;</span> <span class="identifier">d</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">Rep2</span><span class="special">&amp;</span> <span class="identifier">s</span><span class="special">);</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
- <span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Rep2</span><span class="special">&gt;::</span><span class="identifier">type</span>
- <span class="keyword">operator</span><span class="special">/(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-
- <span class="comment">// duration comparisons
-</span> <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
- <span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">==(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
- <span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">!=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
- <span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">&lt;</span> <span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
- <span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">&lt;=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
- <span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">&gt;</span> <span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
- <span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">&gt;=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-
- <span class="comment">// duration_cast
-</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">ToDuration</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period</span><span class="special">&gt;</span>
- <span class="identifier">ToDuration</span> <span class="identifier">duration_cast</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep</span><span class="special">,</span> <span class="identifier">Period</span><span class="special">&gt;&amp;</span> <span class="identifier">d</span><span class="special">);</span>
-
- <span class="comment">// convenience typedefs
-</span> <span class="keyword">typedef</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">int_least64_t</span><span class="special">,</span> <span class="identifier">nano</span><span class="special">&gt;</span> <span class="identifier">nanoseconds</span><span class="special">;</span> <span class="comment">// at least 64 bits needed
-</span> <span class="keyword">typedef</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">int_least64_t</span><span class="special">,</span> <span class="identifier">micro</span><span class="special">&gt;</span> <span class="identifier">microseconds</span><span class="special">;</span> <span class="comment">// at least 55 bits needed
-</span> <span class="keyword">typedef</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">int_least64_t</span><span class="special">,</span> <span class="identifier">milli</span><span class="special">&gt;</span> <span class="identifier">milliseconds</span><span class="special">;</span> <span class="comment">// at least 45 bits needed
-</span> <span class="keyword">typedef</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">int_least64_t</span><span class="special">&gt;</span> <span class="identifier">seconds</span><span class="special">;</span> <span class="comment">// at least 35 bits needed
-</span> <span class="keyword">typedef</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">int_least32_t</span><span class="special">,</span> <span class="identifier">ratio</span><span class="special">&lt;</span> <span class="number">60</span><span class="special">&gt;</span> <span class="special">&gt;</span> <span class="identifier">minutes</span><span class="special">;</span> <span class="comment">// at least 29 bits needed
-</span> <span class="keyword">typedef</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">int_least32_t</span><span class="special">,</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">3600</span><span class="special">&gt;</span> <span class="special">&gt;</span> <span class="identifier">hours</span><span class="special">;</span> <span class="comment">// at least 23 bits needed
-</span>
- <span class="comment">// time_point arithmetic
-</span> <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
- <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">Duration1</span><span class="special">,</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;</span> <span class="special">&gt;::</span><span class="identifier">type</span><span class="special">&gt;</span>
- <span class="keyword">operator</span><span class="special">+(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
- <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;,</span> <span class="identifier">Duration2</span><span class="special">&gt;::</span><span class="identifier">type</span><span class="special">&gt;</span>
- <span class="keyword">operator</span><span class="special">+(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
- <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">Duration1</span><span class="special">,</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;</span> <span class="special">&gt;::</span><span class="identifier">type</span><span class="special">&gt;</span>
- <span class="keyword">operator</span><span class="special">-(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
- <span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">Duration1</span><span class="special">,</span> <span class="identifier">Duration2</span><span class="special">&gt;::</span><span class="identifier">type</span>
- <span class="keyword">operator</span><span class="special">-(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span>
- <span class="identifier">Duration2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-
- <span class="comment">// time_point comparisons
-</span> <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
- <span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">==(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span>
- <span class="identifier">Duration2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
- <span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">!=(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span>
- <span class="identifier">Duration2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
- <span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">&lt;</span> <span class="special">(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span>
- <span class="identifier">Duration2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
- <span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">&lt;=(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span>
- <span class="identifier">Duration2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
- <span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">&gt;</span> <span class="special">(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span>
- <span class="identifier">Duration2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
- <span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">&gt;=(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span>
- <span class="identifier">Duration2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-
- <span class="comment">// time_point_cast
-</span> <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">ToDuration</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration</span><span class="special">&gt;</span>
- <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">ToDuration</span><span class="special">&gt;</span> <span class="identifier">time_point_cast</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration</span><span class="special">&gt;&amp;</span> <span class="identifier">t</span><span class="special">);</span>
-
- <span class="comment">// Clocks
-</span> <span class="keyword">class</span> <span class="identifier">system_clock</span><span class="special">;</span>
- <span class="keyword">class</span> <span class="identifier">monotonic_clock</span><span class="special">;</span>
- <span class="keyword">class</span> <span class="identifier">high_resolution_clock</span><span class="special">;</span>
-
-<span class="special">}</span>
-<span class="special">}</span>
-</pre>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.chrono_hpp._clock__requirements"></a>Clock Requirements
-</h4></div></div></div>
-<p>
- A clock represents a bundle consisting of a native <code class="computeroutput"><span class="identifier">duration</span></code>,
- a native <code class="computeroutput"><span class="identifier">time_point</span></code>, and
- a function <code class="computeroutput"><span class="identifier">now</span><span class="special">()</span></code>
- to get the current <code class="computeroutput"><span class="identifier">time_point</span></code>.
- A clock must meet the requirements in the following Table.
- </p>
-<p>
- In this table <code class="computeroutput"><span class="identifier">C1</span></code> and <code class="computeroutput"><span class="identifier">C2</span></code> denote <code class="computeroutput"><span class="identifier">clock</span></code>
- types. <code class="computeroutput"><span class="identifier">t1</span></code> and <code class="computeroutput"><span class="identifier">t2</span></code> are values returned from <code class="computeroutput"><span class="identifier">C1</span><span class="special">::</span><span class="identifier">now</span><span class="special">()</span></code>
- where the call returning <code class="computeroutput"><span class="identifier">t1</span></code>
- happens before the call returning <code class="computeroutput"><span class="identifier">t2</span></code>
- and both of these calls happen before <code class="computeroutput"><span class="identifier">C1</span><span class="special">::</span><span class="identifier">time_point</span><span class="special">::</span><span class="identifier">max</span><span class="special">()</span></code>.
- </p>
-<div class="table">
-<a name="id4829637"></a><p class="title"><b>Table 1. Clock Requirements</b></p>
-<table class="table" summary="Clock Requirements">
-<colgroup>
-<col>
-<col>
-<col>
-</colgroup>
-<thead><tr>
-<th>
- <p>
- expression
- </p>
- </th>
-<th>
- <p>
- return type
- </p>
- </th>
-<th>
- <p>
- operational semantics
- </p>
- </th>
-</tr></thead>
-<tbody>
-<tr>
-<td>
- <p>
- <code class="computeroutput"><span class="identifier">C1</span><span class="special">::</span><span class="identifier">rep</span></code>
- </p>
- </td>
-<td>
- <p>
- An arithmetic type or class emulating an arithmetic type.
- </p>
- </td>
-<td>
- <p>
- The representation type of the native <code class="computeroutput"><span class="identifier">duration</span></code>
- and <code class="computeroutput"><span class="identifier">time_point</span></code>.
- </p>
- </td>
-</tr>
-<tr>
-<td>
- <p>
- <code class="computeroutput"><span class="identifier">C1</span><span class="special">::</span><span class="identifier">period</span></code>
- </p>
- </td>
-<td>
- <p>
- <code class="computeroutput"><span class="identifier">ratio</span></code>
- </p>
- </td>
-<td>
- <p>
- The tick period of the clock in seconds.
- </p>
- </td>
-</tr>
-<tr>
-<td>
- <p>
- <code class="computeroutput"><span class="identifier">C1</span><span class="special">::</span><span class="identifier">duration</span></code>
- </p>
- </td>
-<td>
- <p>
- <code class="computeroutput"><span class="identifier">chrono</span><span class="special">::</span><span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">C1</span><span class="special">::</span><span class="identifier">rep</span><span class="special">,</span>
- <span class="identifier">C1</span><span class="special">::</span><span class="identifier">period</span><span class="special">&gt;</span></code>
- </p>
- </td>
-<td>
- <p>
- The native <code class="computeroutput"><span class="identifier">duration</span></code>
- type of the <code class="computeroutput"><span class="identifier">clock</span></code>.
- </p>
- </td>
-</tr>
-<tr>
-<td>
- <p>
- <code class="computeroutput"><span class="identifier">C1</span><span class="special">::</span><span class="identifier">time_point</span></code>
- </p>
- </td>
-<td>
- <p>
- <code class="computeroutput"><span class="identifier">chrono</span><span class="special">::</span><span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">C1</span><span class="special">&gt;</span>
- <span class="keyword">or</span> <span class="identifier">chrono</span><span class="special">::</span><span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">C2</span><span class="special">,</span> <span class="identifier">C1</span><span class="special">::</span><span class="identifier">duration</span><span class="special">&gt;</span></code>
- </p>
- </td>
-<td>
- <p>
- The native <code class="computeroutput"><span class="identifier">time_point</span></code>
- type of the <code class="computeroutput"><span class="identifier">clock</span></code>.
- Different clocks are permitted to share a <code class="computeroutput"><span class="identifier">time_point</span></code>
- definition if it is valid to compare their time_points by comparing
- their respective <code class="computeroutput"><span class="identifier">duration</span></code>s.
- <code class="computeroutput"><span class="identifier">C1</span></code> and <code class="computeroutput"><span class="identifier">C2</span></code> must refer to the same epoch.
- </p>
- </td>
-</tr>
-<tr>
-<td>
- <p>
- <code class="computeroutput"><span class="identifier">C1</span><span class="special">::</span><span class="identifier">is_monotonic</span></code>
- </p>
- </td>
-<td>
- <p>
- <code class="computeroutput"><span class="keyword">const</span> <span class="keyword">bool</span></code>
- </p>
- </td>
-<td>
- <p>
- <code class="computeroutput"><span class="keyword">true</span></code> if <code class="computeroutput"><span class="identifier">t1</span> <span class="special">&lt;=</span>
- <span class="identifier">t2</span></code> is always <code class="computeroutput"><span class="keyword">true</span></code>, else <code class="computeroutput"><span class="keyword">false</span></code>.
- <span class="bold"><strong>Note: A <code class="computeroutput"><span class="identifier">clock</span></code>
- that can be adjusted backwards is not monotonic</strong></span>
- </p>
- </td>
-</tr>
-<tr>
-<td>
- <p>
- <code class="computeroutput"><span class="identifier">C1</span><span class="special">::</span><span class="identifier">now</span><span class="special">()</span></code>
- </p>
- </td>
-<td>
- <p>
- <code class="computeroutput"><span class="identifier">C1</span><span class="special">::</span><span class="identifier">time_point</span></code>
- </p>
- </td>
-<td>
- <p>
- Returns a <code class="computeroutput"><span class="identifier">time_point</span></code>
- representing the current point in time.
- </p>
- </td>
-</tr>
-</tbody>
-</table>
-</div>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_related_traits"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_related_traits" title="Time-related
- traits">Time-related
- traits</a>
-</h4></div></div></div>
-<div class="toc"><dl>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_related_traits.treat_as_floating_point">
- Metafunction <code class="computeroutput"><span class="identifier">treat_as_floating_point</span><span class="special">&lt;&gt;</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_related_traits.duration_values">
- Class template <code class="computeroutput"><span class="identifier">duration_values</span></code></a></span></dt>
-<dt><span class="section">common_type specializations</span></dt>
-</dl></div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_related_traits.treat_as_floating_point"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_related_traits.treat_as_floating_point" title="
- Metafunction treat_as_floating_point&lt;&gt;">
- Metafunction <code class="computeroutput"><span class="identifier">treat_as_floating_point</span><span class="special">&lt;&gt;</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">treat_as_floating_point</span>
- <span class="special">:</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">is_floating_point</span><span class="special">&lt;</span><span class="identifier">Rep</span><span class="special">&gt;</span> <span class="special">{};</span>
-</pre>
-<p>
- The <code class="computeroutput"><span class="identifier">duration</span></code> template
- uses the <code class="computeroutput"><span class="identifier">treat_as_floating_point</span></code>
- trait to help determine if a <code class="computeroutput"><span class="identifier">duration</span></code>
- with one tick period can be converted to another <code class="computeroutput"><span class="identifier">duration</span></code>
- with a different tick period. If <code class="computeroutput"><span class="identifier">treat_as_floating_point</span><span class="special">&lt;</span><span class="identifier">Rep</span><span class="special">&gt;::</span><span class="identifier">value</span></code>
- is <code class="computeroutput"><span class="keyword">true</span></code>, then <code class="computeroutput"><span class="identifier">Rep</span></code> is a floating point type and implicit
- conversions are allowed among <code class="computeroutput"><span class="identifier">duration</span></code>s.
- Otherwise, the implicit convertibility depends on the tick periods of
- the <code class="computeroutput"><span class="identifier">duration</span></code>s. If <code class="computeroutput"><span class="identifier">Rep</span></code> is a class type which emulates
- a floating point type, the author of <code class="computeroutput"><span class="identifier">Rep</span></code>
- can specialize <code class="computeroutput"><span class="identifier">treat_as_floating_point</span></code>
- so that <code class="computeroutput"><span class="identifier">duration</span></code> will
- treat this <code class="computeroutput"><span class="identifier">Rep</span></code> as if
- it were a floating point type. Otherwise <code class="computeroutput"><span class="identifier">Rep</span></code>
- is assumed to be an integral type, or a class emulating an integral type.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_related_traits.duration_values"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_related_traits.duration_values" title="
- Class template duration_values">
- Class template <code class="computeroutput"><span class="identifier">duration_values</span></code></a>
-</h5></div></div></div>
-<div class="toc"><dl>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_related_traits.duration_values.zero">
- Static member function<code class="computeroutput"><span class="identifier">zero</span><span class="special">()</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_related_traits.duration_values.max">
- Static member function <code class="computeroutput"><span class="identifier">max</span><span class="special">()</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_related_traits.duration_values.min">
- Static member function <code class="computeroutput"><span class="identifier">min</span><span class="special">()</span></code></a></span></dt>
-</dl></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep</span><span class="special">&gt;</span>
-<span class="keyword">struct</span> <span class="identifier">duration_values</span>
-<span class="special">{</span>
-<span class="keyword">public</span><span class="special">:</span>
- <span class="keyword">static</span> <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">Rep</span> <span class="identifier">zero</span><span class="special">();</span>
- <span class="keyword">static</span> <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">Rep</span> <span class="identifier">max</span><span class="special">();</span>
- <span class="keyword">static</span> <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">Rep</span> <span class="identifier">min</span><span class="special">();</span>
-<span class="special">};</span>
-</pre>
-<p>
- The <code class="computeroutput"><span class="identifier">duration</span></code> template
- uses the <code class="computeroutput"><span class="identifier">duration_values</span></code>
- trait to construct special values of the <code class="computeroutput"><span class="identifier">duration</span></code>s
- representation (<code class="computeroutput"><span class="identifier">Rep</span></code>).
- This is done because the representation might be a class type with behavior
- which requires some other implementation to return these special values.
- In that case, the author of that class type should specialize <code class="computeroutput"><span class="identifier">duration_values</span></code> to return the indicated
- values.
- </p>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h6 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_related_traits.duration_values.zero"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_related_traits.duration_values.zero" title="
- Static member functionzero()">
- Static member function<code class="computeroutput"><span class="identifier">zero</span><span class="special">()</span></code></a>
-</h6></div></div></div>
-<pre class="programlisting"><span class="keyword">static</span> <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">Rep</span> <span class="identifier">zero</span><span class="special">();</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">Rep</span><span class="special">(</span><span class="number">0</span><span class="special">)</span></code>.
- <span class="bold"><strong>Note:</strong></span> <code class="computeroutput"><span class="identifier">Rep</span><span class="special">(</span><span class="number">0</span><span class="special">)</span></code>
- is specified instead of <code class="computeroutput"><span class="identifier">Rep</span><span class="special">()</span></code> since <code class="computeroutput"><span class="identifier">Rep</span><span class="special">()</span></code> may have some other meaning, such
- as an uninitialized value.
- </p>
-<p>
- <span class="bold"><strong>Remarks:</strong></span> The value returned corresponds
- to the additive identity.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h6 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_related_traits.duration_values.max"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_related_traits.duration_values.max" title="
- Static member function max()">
- Static member function <code class="computeroutput"><span class="identifier">max</span><span class="special">()</span></code></a>
-</h6></div></div></div>
-<pre class="programlisting"><span class="keyword">static</span> <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">Rep</span> <span class="identifier">max</span><span class="special">();</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">numeric_limits</span><span class="special">&lt;</span><span class="identifier">Rep</span><span class="special">&gt;::</span><span class="identifier">max</span><span class="special">()</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Remarks:</strong></span> The value returned compares
- greater than zero().
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h6 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_related_traits.duration_values.min"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_related_traits.duration_values.min" title="
- Static member function min()">
- Static member function <code class="computeroutput"><span class="identifier">min</span><span class="special">()</span></code></a>
-</h6></div></div></div>
-<pre class="programlisting"><span class="keyword">static</span> <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">Rep</span> <span class="identifier">min</span><span class="special">();</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">numeric_limits</span><span class="special">&lt;</span><span class="identifier">Rep</span><span class="special">&gt;::</span><span class="identifier">lowest</span><span class="special">()</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Remarks:</strong></span> The value returned compares
- less than or equal to <code class="computeroutput"><span class="identifier">zero</span><span class="special">()</span></code>.
- </p>
-</div>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_related_traits._common_type__specializations"></a>common_type specializations
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
-<span class="keyword">struct</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">chrono</span><span class="special">::</span><span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;,</span> <span class="identifier">chrono</span><span class="special">::</span><span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;</span> <span class="special">&gt;</span>
-<span class="special">{</span>
- <span class="keyword">typedef</span> <span class="identifier">chrono</span><span class="special">::</span><span class="identifier">duration</span><span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Rep2</span><span class="special">&gt;::</span><span class="identifier">type</span><span class="special">,</span> <span class="identifier">see</span> <span class="identifier">below</span><span class="special">&gt;</span> <span class="identifier">type</span><span class="special">;</span>
-<span class="special">};</span>
-</pre>
-<p>
- The period of the <code class="computeroutput"><span class="identifier">duration</span></code>
- indicated by this specialization of <code class="computeroutput"><span class="identifier">common_type</span></code>
- is the greatest common divisor of <code class="computeroutput"><span class="identifier">Period1</span></code>
- and <code class="computeroutput"><span class="identifier">Period2</span></code>. This can
- be computed by forming a <code class="computeroutput"><span class="identifier">ratio</span></code>
- of the greatest common divisor of <code class="computeroutput"><span class="identifier">Period1</span><span class="special">::</span><span class="identifier">num</span></code>
- and <code class="computeroutput"><span class="identifier">Period2</span><span class="special">::</span><span class="identifier">num</span></code>, and the least common multiple
- of <code class="computeroutput"><span class="identifier">Period1</span><span class="special">::</span><span class="identifier">den</span></code> and <code class="computeroutput"><span class="identifier">Period2</span><span class="special">::</span><span class="identifier">den</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Note:</strong></span> The typedef type is the <code class="computeroutput"><span class="identifier">duration</span></code> with the largest tick period
- possible where both <code class="computeroutput"><span class="identifier">duration</span></code>
- arguments will convert to it without requiring a division operation.
- The representation of this type is intended to be able to hold any value
- resulting from this conversion, with the possible exception of round-off
- error when floating point <code class="computeroutput"><span class="identifier">duration</span></code>s
- are involved (but not truncation error).
- </p>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
-<span class="keyword">struct</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">chrono</span><span class="special">::</span><span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;,</span> <span class="identifier">chrono</span><span class="special">::</span><span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration2</span><span class="special">&gt;</span> <span class="special">&gt;</span>
-<span class="special">{</span>
- <span class="keyword">typedef</span> <span class="identifier">chrono</span><span class="special">::</span><span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">Duration1</span><span class="special">,</span> <span class="identifier">Duration2</span><span class="special">&gt;::</span><span class="identifier">type</span><span class="special">&gt;</span> <span class="identifier">type</span><span class="special">;</span>
-<span class="special">};</span>
-</pre>
-<p>
- The <code class="computeroutput"><span class="identifier">common_type</span></code> of two
- <code class="computeroutput"><span class="identifier">time_point</span></code>s is a <code class="computeroutput"><span class="identifier">time_point</span></code> with the same <code class="computeroutput"><span class="identifier">clock</span></code> (both have the same <code class="computeroutput"><span class="identifier">clock</span></code>), and the <code class="computeroutput"><span class="identifier">common_type</span></code>
- of the two <code class="computeroutput"><span class="identifier">duration</span></code>s.
- </p>
-</div>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_" title="Class
- template duration">Class
- template <code class="computeroutput"><span class="identifier">duration</span></code></a>
-</h4></div></div></div>
-<div class="toc"><dl>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_c_1">
- Constructor <code class="computeroutput"><span class="identifier">duration</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">Rep2</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_c_2">
- Constructor <code class="computeroutput"><span class="identifier">duration</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.count">
- Member function <code class="computeroutput"><span class="identifier">count</span><span class="special">()</span>
- <span class="keyword">const</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_p">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+()</span>
- <span class="keyword">const</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_m">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+()</span>
- <span class="keyword">const</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_pp">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">++()</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_pp2">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">++(</span><span class="keyword">int</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_mm">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">++()</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_mm2">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">++(</span><span class="keyword">int</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_pa">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_ma">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">-=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_moda">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">%=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_proda">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">*=(</span><span class="keyword">const</span> <span class="identifier">rep</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_da">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">/=(</span><span class="keyword">const</span> <span class="identifier">rep</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_moda_2">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">%=(</span><span class="keyword">const</span> <span class="identifier">rep</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_zero">
- Static Member function <code class="computeroutput"><span class="identifier">zero</span><span class="special">()</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_min">
- Static Member function <code class="computeroutput"><span class="identifier">min</span><span class="special">()</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_max">
- Static Member function <code class="computeroutput"><span class="identifier">max</span><span class="special">()</span></code></a></span></dt>
-</dl></div>
-<p>
- A <code class="computeroutput"><span class="identifier">duration</span></code> measures time
- between two points in time (<code class="computeroutput"><span class="identifier">time_point</span></code>).
- A <code class="computeroutput"><span class="identifier">duration</span></code> has a representation
- which holds a count of ticks, and a tick period. The tick period is the
- amount of time which occurs from one tick to another in units of a second.
- It is expressed as a rational constant using <code class="computeroutput"><span class="identifier">ratio</span></code>.
- </p>
-<pre class="programlisting"><span class="keyword">namespace</span> <span class="identifier">boost</span> <span class="special">{</span> <span class="keyword">namespace</span> <span class="identifier">chrono</span> <span class="special">{</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period</span><span class="special">&gt;</span>
- <span class="keyword">class</span> <span class="identifier">duration</span> <span class="special">{</span>
- <span class="keyword">public</span><span class="special">:</span>
- <span class="keyword">typedef</span> <span class="identifier">Rep</span> <span class="identifier">rep</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">Period</span> <span class="identifier">period</span><span class="special">;</span>
- <span class="keyword">private</span><span class="special">:</span>
- <span class="identifier">rep</span> <span class="identifier">rep_</span><span class="special">;</span> <span class="comment">// exposition only
-</span> <span class="keyword">public</span><span class="special">:</span>
- <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">duration</span><span class="special">()</span> <span class="special">{}</span> <span class="comment">// = default;
-</span> <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">&gt;</span>
- <span class="identifier">BOOST_CONSTEXPR</span> <span class="keyword">explicit</span> <span class="identifier">duration</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">Rep2</span><span class="special">&amp;</span> <span class="identifier">r</span><span class="special">,</span>
- <span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">enable_if_c</span>
- <span class="special">&lt;</span>
- <span class="identifier">boost</span><span class="special">::</span><span class="identifier">is_convertible</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">rep</span><span class="special">&gt;::</span><span class="identifier">value</span>
- <span class="special">&amp;&amp;</span> <span class="special">(</span><span class="identifier">treat_as_floating_point</span><span class="special">&lt;</span><span class="identifier">rep</span><span class="special">&gt;::</span><span class="identifier">value</span>
- <span class="special">||</span> <span class="special">(!</span><span class="identifier">treat_as_floating_point</span><span class="special">&lt;</span><span class="identifier">rep</span><span class="special">&gt;::</span><span class="identifier">value</span>
- <span class="special">&amp;&amp;</span> <span class="special">!</span><span class="identifier">treat_as_floating_point</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">&gt;::</span><span class="identifier">value</span><span class="special">))</span>
- <span class="special">&gt;::</span><span class="identifier">type</span><span class="special">*</span> <span class="special">=</span> <span class="number">0</span><span class="special">);</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
- <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">duration</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">d</span><span class="special">,</span>
- <span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">enable_if_c</span>
- <span class="special">&lt;</span>
- <span class="identifier">treat_as_floating_point</span><span class="special">&lt;</span><span class="identifier">rep</span><span class="special">&gt;::</span><span class="identifier">value</span>
- <span class="special">||</span> <span class="special">(</span><span class="identifier">ratio_divide</span><span class="special">&lt;</span><span class="identifier">Period2</span><span class="special">,</span> <span class="identifier">period</span><span class="special">&gt;::</span><span class="identifier">type</span><span class="special">::</span><span class="identifier">den</span> <span class="special">==</span> <span class="number">1</span>
- <span class="special">&amp;&amp;</span> <span class="special">!</span><span class="identifier">treat_as_floating_point</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">&gt;::</span><span class="identifier">value</span><span class="special">)</span>
- <span class="special">&gt;::</span><span class="identifier">type</span><span class="special">*</span> <span class="special">=</span> <span class="number">0</span><span class="special">);</span>
-
- <span class="comment">//~duration() = default;
-</span> <span class="comment">//duration(const duration&amp;) = default;
-</span> <span class="comment">//duration&amp; operator=(const duration&amp;) = default;
-</span>
- <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">rep</span> <span class="identifier">count</span><span class="special">()</span> <span class="keyword">const</span><span class="special">;</span>
-
- <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">duration</span> <span class="keyword">operator</span><span class="special">+();</span>
- <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">duration</span> <span class="keyword">operator</span><span class="special">-();</span>
- <span class="identifier">duration</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">++();</span>
- <span class="identifier">duration</span> <span class="keyword">operator</span><span class="special">++(</span><span class="keyword">int</span><span class="special">);</span>
- <span class="identifier">duration</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">--();</span>
- <span class="identifier">duration</span> <span class="keyword">operator</span><span class="special">--(</span><span class="keyword">int</span><span class="special">);</span>
-
- <span class="identifier">duration</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">+=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;</span> <span class="identifier">d</span><span class="special">);</span>
- <span class="identifier">duration</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">-=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;</span> <span class="identifier">d</span><span class="special">);</span>
-
- <span class="identifier">duration</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">*=(</span><span class="keyword">const</span> <span class="identifier">rep</span><span class="special">&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
- <span class="identifier">duration</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">/=(</span><span class="keyword">const</span> <span class="identifier">rep</span><span class="special">&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
- <span class="identifier">duration</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">%=(</span><span class="keyword">const</span> <span class="identifier">rep</span><span class="special">&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
- <span class="identifier">duration</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">%=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-
- <span class="keyword">static</span> <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">duration</span> <span class="identifier">zero</span><span class="special">();</span>
- <span class="keyword">static</span> <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">duration</span> <span class="identifier">min</span><span class="special">();</span>
- <span class="keyword">static</span> <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">duration</span> <span class="identifier">max</span><span class="special">();</span>
- <span class="special">};</span>
-
-<span class="special">}}</span>
-</pre>
-<p>
- Rep must be an arithmetic type, or a class emulating an arithmetic type.
- If <code class="computeroutput"><span class="identifier">duration</span></code> is instantiated
- with the type of <code class="computeroutput"><span class="identifier">Rep</span></code> being
- a <code class="computeroutput"><span class="identifier">duration</span></code>, a diagnostic
- is required.
- </p>
-<p>
- Period must be an instantiation of <code class="computeroutput"><span class="identifier">ratio</span></code>,
- compile diagnostic otherwise.
- </p>
-<p>
- Period::num must be positive, compile diagnostic otherwise.
- </p>
-<p>
- Examples:
- </p>
-<pre class="programlisting"><span class="identifier">duration</span><span class="special">&lt;</span><span class="keyword">long</span><span class="special">,</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">60</span><span class="special">&gt;</span> <span class="special">&gt;</span> <span class="identifier">holds</span> <span class="identifier">a</span> <span class="identifier">count</span> <span class="identifier">of</span> <span class="identifier">minutes</span> <span class="keyword">using</span> <span class="identifier">a</span> <span class="keyword">long</span><span class="special">.</span>
-
-<span class="identifier">duration</span><span class="special">&lt;</span><span class="keyword">long</span> <span class="keyword">long</span><span class="special">,</span> <span class="identifier">milli</span><span class="special">&gt;</span> <span class="identifier">holds</span> <span class="identifier">a</span> <span class="identifier">count</span> <span class="identifier">of</span> <span class="identifier">milliseconds</span> <span class="keyword">using</span> <span class="identifier">a</span> <span class="keyword">long</span> <span class="keyword">long</span><span class="special">.</span>
-
-<span class="identifier">duration</span><span class="special">&lt;</span><span class="keyword">double</span><span class="special">,</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1</span><span class="special">,</span> <span class="number">30</span><span class="special">&gt;</span> <span class="special">&gt;</span> <span class="identifier">holds</span> <span class="identifier">a</span> <span class="identifier">count</span> <span class="keyword">using</span> <span class="identifier">a</span> <span class="keyword">double</span> <span class="identifier">with</span> <span class="identifier">a</span> <span class="identifier">tick</span> <span class="identifier">period</span> <span class="identifier">of</span> <span class="number">1</span><span class="special">/</span><span class="number">30</span> <span class="identifier">second</span> <span class="special">(</span><span class="identifier">a</span> <span class="identifier">tick</span> <span class="identifier">fre
quency</span> <span class="identifier">of</span> <span class="number">30</span> <span class="identifier">Hz</span><span class="special">).</span>
-</pre>
-<p>
- The following members of <code class="computeroutput"><span class="identifier">duration</span></code>
- do not throw an exception unless the indicated operations on the representations
- throw an exception.
- </p>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_c_1"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_c_1" title="
- Constructor duration(const Rep2&amp;)">
- Constructor <code class="computeroutput"><span class="identifier">duration</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">Rep2</span><span class="special">&amp;)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">&gt;</span>
-<span class="identifier">BOOST_CONSTEXPR</span> <span class="keyword">explicit</span> <span class="identifier">duration</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">Rep2</span><span class="special">&amp;</span> <span class="identifier">r</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Requires:</strong></span> <code class="computeroutput"><span class="identifier">Rep2</span></code>
- is implicitly convertible to <code class="computeroutput"><span class="identifier">rep</span></code>,
- and
- </p>
-<div class="itemizedlist"><ul type="disc">
-<li>
-<code class="computeroutput"><span class="identifier">treat_as_floating_point</span><span class="special">&lt;</span><span class="identifier">rep</span><span class="special">&gt;::</span><span class="identifier">value</span></code>
- is <code class="computeroutput"><span class="keyword">true</span></code>, or
- </li>
-<li>
-<code class="computeroutput"><span class="special">!</span><span class="identifier">treat_as_floating_point</span><span class="special">&lt;</span><span class="identifier">rep</span><span class="special">&gt;::</span><span class="identifier">value</span>
- <span class="special">&amp;&amp;</span> <span class="special">!</span><span class="identifier">treat_as_floating_point</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">&gt;::</span><span class="identifier">value</span></code> is <code class="computeroutput"><span class="keyword">true</span></code>.
- </li>
-</ul></div>
-<p>
- A diagnostic is required if this requirement is not met. <span class="bold"><strong>Note:</strong></span>
- This requirement prevents construction of an integral-based <code class="computeroutput"><span class="identifier">duration</span></code> with a floating point representation.
- Such a construction could easily lead to confusion about the value of
- the <code class="computeroutput"><span class="identifier">duration</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Example:</strong></span>
- </p>
-<pre class="programlisting"><span class="identifier">duration</span><span class="special">&lt;</span><span class="keyword">int</span><span class="special">,</span> <span class="identifier">milli</span><span class="special">&gt;</span> <span class="identifier">d</span><span class="special">(</span><span class="number">3.5</span><span class="special">);</span> <span class="comment">// do not compile
-</span><span class="identifier">duration</span><span class="special">&lt;</span><span class="keyword">int</span><span class="special">,</span> <span class="identifier">milli</span><span class="special">&gt;</span> <span class="identifier">d</span><span class="special">(</span><span class="number">3</span><span class="special">);</span> <span class="comment">// ok
-</span></pre>
-<p>
- <span class="bold"><strong>Effects:</strong></span> Constructs an object of type
- <code class="computeroutput"><span class="identifier">duration</span></code>.
- </p>
-<p>
- <span class="bold"><strong>PostConditions:</strong></span> <code class="computeroutput"><span class="identifier">count</span><span class="special">()</span> <span class="special">==</span> <span class="keyword">static_cast</span><span class="special">&lt;</span><span class="identifier">rep</span><span class="special">&gt;(</span><span class="identifier">r</span><span class="special">)</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_c_2"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_c_2" title="
- Constructor duration(const duration&amp;)">
- Constructor <code class="computeroutput"><span class="identifier">duration</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
-<span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">duration</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">d</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Requires:</strong></span> <code class="computeroutput"><span class="identifier">treat_as_floating_point</span><span class="special">&lt;</span><span class="identifier">rep</span><span class="special">&gt;::</span><span class="identifier">value</span></code>,
- or <code class="computeroutput"><span class="identifier">ratio_divide</span><span class="special">&lt;</span><span class="identifier">Period2</span><span class="special">,</span>
- <span class="identifier">period</span><span class="special">&gt;::</span><span class="identifier">type</span><span class="special">::</span><span class="identifier">den</span> <span class="special">==</span> <span class="number">1</span></code>.
- </p>
-<pre class="programlisting"><span class="identifier">A</span> <span class="identifier">diagnostic</span> <span class="identifier">is</span> <span class="identifier">required</span> <span class="keyword">if</span> <span class="keyword">this</span> <span class="identifier">requirement</span> <span class="identifier">is</span> <span class="keyword">not</span> <span class="identifier">met</span><span class="special">.</span>
-</pre>
-<p>
- <span class="bold"><strong>note</strong></span> This requirement prevents implicit
- truncation error when converting between integral-based <code class="computeroutput"><span class="identifier">duration</span></code>s. Such a construction could
- easily lead to confusion about the value of the <code class="computeroutput"><span class="identifier">duration</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Example:</strong></span>
- </p>
-<pre class="programlisting"><span class="identifier">duration</span><span class="special">&lt;</span><span class="keyword">int</span><span class="special">,</span> <span class="identifier">milli</span><span class="special">&gt;</span> <span class="identifier">ms</span><span class="special">(</span><span class="number">3</span><span class="special">);</span>
-<span class="identifier">duration</span><span class="special">&lt;</span><span class="keyword">int</span><span class="special">,</span> <span class="identifier">micro</span><span class="special">&gt;</span> <span class="identifier">us</span> <span class="special">=</span> <span class="identifier">ms</span><span class="special">;</span> <span class="comment">// ok
-</span><span class="identifier">duration</span><span class="special">&lt;</span><span class="keyword">int</span><span class="special">,</span> <span class="identifier">milli</span><span class="special">&gt;</span> <span class="identifier">ms2</span> <span class="special">=</span> <span class="identifier">us</span><span class="special">;</span> <span class="comment">// do not compile
-</span></pre>
-<p>
- <span class="bold"><strong>Effects:</strong></span> Constructs an object of type
- <code class="computeroutput"><span class="identifier">duration</span></code>, constructing
- <code class="computeroutput"><span class="identifier">rep_</span></code> from <code class="computeroutput"><span class="identifier">duration_cast</span><span class="special">&lt;</span><span class="identifier">duration</span><span class="special">&gt;(</span><span class="identifier">d</span><span class="special">).</span><span class="identifier">count</span><span class="special">()</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.count"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.count" title="
- Member function count()
- const">
- Member function <code class="computeroutput"><span class="identifier">count</span><span class="special">()</span>
- <span class="keyword">const</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">rep</span> <span class="identifier">count</span><span class="special">()</span> <span class="keyword">const</span><span class="special">;</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> `rep_v.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_p"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_p" title="
- Member function operator+()
- const">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+()</span>
- <span class="keyword">const</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">duration</span> <span class="keyword">operator</span><span class="special">+()</span> <span class="keyword">const</span><span class="special">;</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">*</span><span class="keyword">this</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_m"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_m" title="
- Member function operator+()
- const">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+()</span>
- <span class="keyword">const</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">duration</span> <span class="keyword">operator</span><span class="special">-()</span> <span class="keyword">const</span><span class="special">;</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">duration</span><span class="special">(-</span><span class="identifier">rep_</span><span class="special">)</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_pp"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_pp" title="
- Member function operator++()">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">++()</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">duration</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">++();</span>
-</pre>
-<p>
- <span class="bold"><strong>Effects:</strong></span> <code class="computeroutput"><span class="special">++</span><span class="identifier">rep_</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">*</span><span class="keyword">this</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_pp2"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_pp2" title="
- Member function operator++(int)">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">++(</span><span class="keyword">int</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">duration</span> <span class="keyword">operator</span><span class="special">++(</span><span class="keyword">int</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> `duration(rep_++)v.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_mm"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_mm" title="
- Member function operator++()">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">++()</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">duration</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">--();</span>
-</pre>
-<p>
- <span class="bold"><strong>Effects:</strong></span> <code class="computeroutput"><span class="special">--</span><span class="identifier">rep_</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">*</span><span class="keyword">this</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_mm2"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_mm2" title="
- Member function operator++(int)">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">++(</span><span class="keyword">int</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">duration</span> <span class="keyword">operator</span><span class="special">--(</span><span class="keyword">int</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">duration</span><span class="special">(</span><span class="identifier">rep_</span><span class="special">--)</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_pa"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_pa" title="
- Member function operator+=(const duration&amp;)">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">duration</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">+=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;</span> <span class="identifier">d</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Effects:</strong></span> <code class="computeroutput"><span class="identifier">rep_</span>
- <span class="special">+=</span> <span class="identifier">d</span><span class="special">.</span><span class="identifier">count</span><span class="special">()</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">*</span><span class="keyword">this</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_ma"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_ma" title="
- Member function operator-=(const duration&amp;)">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">-=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">duration</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">-=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;</span> <span class="identifier">d</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Effects:</strong></span> <code class="computeroutput"><span class="identifier">rep_</span>
- <span class="special">-=</span> <span class="identifier">d</span><span class="special">.</span><span class="identifier">count</span><span class="special">()</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">*</span><span class="keyword">this</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_moda"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_moda" title="
- Member function operator%=(const duration&amp;)">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">%=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">duration</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">%=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;</span> <span class="identifier">d</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Effects:</strong></span> <code class="computeroutput"><span class="identifier">rep_</span>
- <span class="special">%=</span> <span class="identifier">d</span><span class="special">.</span><span class="identifier">count</span><span class="special">()</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">*</span><span class="keyword">this</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_proda"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_proda" title="
- Member function operator*=(const rep&amp;)">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">*=(</span><span class="keyword">const</span> <span class="identifier">rep</span><span class="special">&amp;)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">duration</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">*=(</span><span class="keyword">const</span> <span class="identifier">rep</span><span class="special">&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Effects:</strong></span> <code class="computeroutput"><span class="identifier">rep_</span>
- <span class="special">*=</span> <span class="identifier">rhs</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">*</span><span class="keyword">this</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_da"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_da" title="
- Member function operator/=(const rep&amp;)">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">/=(</span><span class="keyword">const</span> <span class="identifier">rep</span><span class="special">&amp;)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">duration</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">/=(</span><span class="keyword">const</span> <span class="identifier">rep</span><span class="special">&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Effects:</strong></span> <code class="computeroutput"><span class="identifier">rep_</span>
- <span class="special">/=</span> <span class="identifier">rhs</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">*</span><span class="keyword">this</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_moda_2"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_operator_moda_2" title="
- Member function operator%=(const rep&amp;)">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">%=(</span><span class="keyword">const</span> <span class="identifier">rep</span><span class="special">&amp;)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">duration</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">%=(</span><span class="keyword">const</span> <span class="identifier">rep</span><span class="special">&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Effects:</strong></span> <code class="computeroutput"><span class="identifier">rep_</span>
- <span class="special">%=</span> <span class="identifier">rhs</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">*</span><span class="keyword">this</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_zero"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_zero" title="
- Static Member function zero()">
- Static Member function <code class="computeroutput"><span class="identifier">zero</span><span class="special">()</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">static</span> <span class="identifier">duration</span> <span class="identifier">zero</span><span class="special">();</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">duration</span><span class="special">(</span><span class="identifier">duration_values</span><span class="special">&lt;</span><span class="identifier">rep</span><span class="special">&gt;::</span><span class="identifier">zero</span><span class="special">())</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_min"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_min" title="
- Static Member function min()">
- Static Member function <code class="computeroutput"><span class="identifier">min</span><span class="special">()</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">static</span> <span class="identifier">duration</span> <span class="identifier">min</span><span class="special">();</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">duration</span><span class="special">(</span><span class="identifier">duration_values</span><span class="special">&lt;</span><span class="identifier">rep</span><span class="special">&gt;::</span><span class="identifier">min</span><span class="special">()).</span></code>
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__duration_.duration_max"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__duration_.duration_max" title="
- Static Member function max()">
- Static Member function <code class="computeroutput"><span class="identifier">max</span><span class="special">()</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">static</span> <span class="identifier">constexpr</span> <span class="identifier">duration</span> <span class="identifier">max</span><span class="special">();</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">duration</span><span class="special">(</span><span class="identifier">duration_values</span><span class="special">&lt;</span><span class="identifier">rep</span><span class="special">&gt;::</span><span class="identifier">max</span><span class="special">())</span></code>.
- </p>
-</div>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic" title="duration
- non-member arithmetic">duration
- non-member arithmetic</a>
-</h4></div></div></div>
-<div class="toc"><dl>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_p_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_m_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">-(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_prod_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">*(</span><span class="identifier">Rep1</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_d_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">/(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">Rep2</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_d_2">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">/(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-</dl></div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_p_1"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_p_1" title="
- Non-Member function operator+(duration,duration)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
-<span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;,</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;</span> <span class="special">&gt;::</span><span class="identifier">type</span>
-<span class="keyword">operator</span><span class="special">+(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">CD</span><span class="special">(</span><span class="identifier">lhs</span><span class="special">)</span> <span class="special">+=</span> <span class="identifier">rhs</span></code> where <code class="computeroutput"><span class="identifier">CD</span></code>
- is the type of the return value.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_m_1"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_m_1" title="
- Non-Member function operator-(duration,duration)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">-(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
-<span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;,</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;</span> <span class="special">&gt;::</span><span class="identifier">type</span>
-<span class="keyword">operator</span><span class="special">-(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">CD</span><span class="special">(</span><span class="identifier">lhs</span><span class="special">)</span> <span class="special">-=</span> <span class="identifier">rhs</span></code> where <code class="computeroutput"><span class="identifier">CD</span></code>
- is the type of the return value.
- </p>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">&gt;</span>
-<span class="identifier">duration</span><span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Rep2</span><span class="special">&gt;::</span><span class="identifier">type</span><span class="special">,</span> <span class="identifier">Period</span><span class="special">&gt;</span>
-<span class="keyword">operator</span><span class="special">*(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period</span><span class="special">&gt;&amp;</span> <span class="identifier">d</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">Rep2</span><span class="special">&amp;</span> <span class="identifier">s</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Requires:</strong></span> Let <code class="computeroutput"><span class="identifier">CR</span></code>
- represent the <code class="computeroutput"><span class="identifier">common_type</span></code>
- of <code class="computeroutput"><span class="identifier">Rep1</span></code> and <code class="computeroutput"><span class="identifier">Rep2</span></code>. This function will not participate
- in overload resolution unless both <code class="computeroutput"><span class="identifier">Rep1</span></code>
- and <code class="computeroutput"><span class="identifier">Rep2</span></code> are implicitly
- convertible to <code class="computeroutput"><span class="identifier">CR</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">CR</span><span class="special">,</span> <span class="identifier">Period</span><span class="special">&gt;(</span><span class="identifier">d</span><span class="special">)</span> <span class="special">*=</span> <span class="identifier">s</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_prod_1"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_prod_1" title="
- Non-Member function operator*(Rep1,duration)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">*(</span><span class="identifier">Rep1</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">&gt;</span>
-<span class="identifier">duration</span><span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Rep2</span><span class="special">&gt;::</span><span class="identifier">type</span><span class="special">,</span> <span class="identifier">Period</span><span class="special">&gt;</span>
-<span class="keyword">operator</span><span class="special">*(</span><span class="keyword">const</span> <span class="identifier">Rep1</span><span class="special">&amp;</span> <span class="identifier">s</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period</span><span class="special">&gt;&amp;</span> <span class="identifier">d</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Requires:</strong></span> Let <code class="computeroutput"><span class="identifier">CR</span></code>
- represent the <code class="computeroutput"><span class="identifier">common_type</span></code>
- of <code class="computeroutput"><span class="identifier">Rep1</span></code> and <code class="computeroutput"><span class="identifier">Rep2</span></code>. This function will not participate
- in overload resolution unless both <code class="computeroutput"><span class="identifier">Rep1</span></code>
- and <code class="computeroutput"><span class="identifier">Rep2</span></code> are implicitly
- convertible to <code class="computeroutput"><span class="identifier">CR</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">d</span>
- <span class="special">*</span> <span class="identifier">s</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_d_1"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_d_1" title="
- Non-Member function operator/(duration,Rep2)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">/(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">Rep2</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">&gt;</span>
-<span class="identifier">duration</span><span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Rep2</span><span class="special">&gt;::</span><span class="identifier">type</span><span class="special">,</span> <span class="identifier">Period</span><span class="special">&gt;</span>
-<span class="keyword">operator</span><span class="special">/(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period</span><span class="special">&gt;&amp;</span> <span class="identifier">d</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">Rep2</span><span class="special">&amp;</span> <span class="identifier">s</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Requires:</strong></span> Let <code class="computeroutput"><span class="identifier">CR</span></code>
- represent the <code class="computeroutput"><span class="identifier">common_type</span></code>
- of <code class="computeroutput"><span class="identifier">Rep1</span></code> and <code class="computeroutput"><span class="identifier">Rep2</span></code>. This function will not participate
- in overload resolution unless both <code class="computeroutput"><span class="identifier">Rep1</span></code>
- and <code class="computeroutput"><span class="identifier">Rep2</span></code> are implicitly
- convertible to <code class="computeroutput"><span class="identifier">CR</span></code>, and
- <code class="computeroutput"><span class="identifier">Rep2</span></code> is not an instantiation
- of <code class="computeroutput"><span class="identifier">duration</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">CR</span><span class="special">,</span> <span class="identifier">Period</span><span class="special">&gt;(</span><span class="identifier">d</span><span class="special">)</span> <span class="special">/=</span> <span class="identifier">s</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_d_2"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_non_member_arithmetic.duration_operator_d_2" title="
- Non-Member function operator/(duration,duration)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">/(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
-<span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Rep2</span><span class="special">&gt;::</span><span class="identifier">type</span>
-<span class="keyword">operator</span><span class="special">/(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> Let <code class="computeroutput"><span class="identifier">CD</span></code>
- represent the <code class="computeroutput"><span class="identifier">common_type</span></code>
- of the two <code class="computeroutput"><span class="identifier">duration</span></code> arguments.
- Returns <code class="computeroutput"><span class="identifier">CD</span><span class="special">(</span><span class="identifier">lhs</span><span class="special">).</span><span class="identifier">count</span><span class="special">()</span> <span class="special">/</span> <span class="identifier">CD</span><span class="special">(</span><span class="identifier">rhs</span><span class="special">).</span><span class="identifier">count</span><span class="special">()</span></code>.
- </p>
-</div>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.chrono_hpp.duration_comparaisons"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons" title="duration
- comparaisons">duration
- comparaisons</a>
-</h4></div></div></div>
-<div class="toc"><dl>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_eq_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">==(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_neq_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">!=(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_lt_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&lt;(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_leq_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&lt;=(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_gt_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&gt;(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_gteq_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&gt;=(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-</dl></div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_eq_1"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_eq_1" title="
- Non-Member function operator==(duration,duration)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">==(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
-<span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">==(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> Let <code class="computeroutput"><span class="identifier">CD</span></code>
- represent the <code class="computeroutput"><span class="identifier">common_type</span></code>
- of the two <code class="computeroutput"><span class="identifier">duration</span></code> arguments.
- Returns <code class="computeroutput"><span class="identifier">CD</span><span class="special">(</span><span class="identifier">lhs</span><span class="special">).</span><span class="identifier">count</span><span class="special">()</span> <span class="special">==</span> <span class="identifier">CD</span><span class="special">(</span><span class="identifier">rhs</span><span class="special">).</span><span class="identifier">count</span><span class="special">()</span></code>
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_neq_1"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_neq_1" title="
- Non-Member function operator!=(duration,duration)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">!=(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
-<span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">!=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">!(</span><span class="identifier">lhs</span> <span class="special">==</span> <span class="identifier">rhs</span><span class="special">)</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_lt_1"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_lt_1" title="
- Non-Member function operator&lt;(duration,duration)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&lt;(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
-<span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">&lt;</span> <span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> Let <code class="computeroutput"><span class="identifier">CD</span></code>
- represent the <code class="computeroutput"><span class="identifier">common_type</span></code>
- of the two <code class="computeroutput"><span class="identifier">duration</span></code> arguments.
- Returns <code class="computeroutput"><span class="identifier">CD</span><span class="special">(</span><span class="identifier">lhs</span><span class="special">).</span><span class="identifier">count</span><span class="special">()</span> <span class="special">&lt;</span> <span class="identifier">CD</span><span class="special">(</span><span class="identifier">rhs</span><span class="special">).</span><span class="identifier">count</span><span class="special">()</span></code>
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_leq_1"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_leq_1" title="
- Non-Member function operator&lt;=(duration,duration)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&lt;=(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
-<span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">&lt;=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">!(</span><span class="identifier">rhs</span> <span class="special">&lt;</span>
- <span class="identifier">lhs</span><span class="special">)</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_gt_1"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_gt_1" title="
- Non-Member function operator&gt;(duration,duration)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&gt;(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
-<span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">&gt;</span> <span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">rhs</span>
- <span class="special">&lt;</span> <span class="identifier">lhs</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_gteq_1"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_comparaisons.duration_operator_gteq_1" title="
- Non-Member function operator&gt;=(duration,duration)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&gt;=(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
-<span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">&gt;=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">!(</span><span class="identifier">lhs</span> <span class="special">&lt;</span>
- <span class="identifier">rhs</span><span class="special">)</span></code>.
- </p>
-</div>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.chrono_hpp.duration_cast"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.duration_cast" title=" Non-Member
- function duration_cast(duration)"> Non-Member
- function <code class="computeroutput"><span class="identifier">duration_cast</span><span class="special">(</span><span class="identifier">duration</span><span class="special">)</span></code></a>
-</h4></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">ToDuration</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period</span><span class="special">&gt;</span>
-<span class="identifier">ToDuration</span> <span class="identifier">duration_cast</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep</span><span class="special">,</span> <span class="identifier">Period</span><span class="special">&gt;&amp;</span> <span class="identifier">d</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Requires:</strong></span> This function will not participate
- in overload resolution unless <code class="computeroutput"><span class="identifier">ToDuration</span></code>
- is an instantiation of <code class="computeroutput"><span class="identifier">duration</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> Forms <code class="computeroutput"><span class="identifier">CF</span></code>
- which is a <code class="computeroutput"><span class="identifier">ratio</span></code> resulting
- from <code class="computeroutput"><span class="identifier">ratio_divide</span><span class="special">&lt;</span><span class="identifier">Period</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">ToDuration</span><span class="special">::</span><span class="identifier">period</span><span class="special">&gt;::</span><span class="identifier">type</span></code>.
- Let <code class="computeroutput"><span class="identifier">CR</span></code> be the <code class="computeroutput"><span class="identifier">common_type</span></code> of <code class="computeroutput"><span class="identifier">ToDuration</span><span class="special">::</span><span class="identifier">rep</span></code>,
- <code class="computeroutput"><span class="identifier">Rep</span></code>, and <code class="computeroutput"><span class="identifier">intmax_t</span></code>.
- </p>
-<div class="itemizedlist"><ul type="disc">
-<li>
- If <code class="computeroutput"><span class="identifier">CF</span><span class="special">::</span><span class="identifier">num</span> <span class="special">==</span> <span class="number">1</span></code> and <code class="computeroutput"><span class="identifier">CF</span><span class="special">::</span><span class="identifier">den</span> <span class="special">==</span> <span class="number">1</span></code>, then
- returns <code class="computeroutput"><span class="identifier">ToDuration</span><span class="special">(</span><span class="keyword">static_cast</span><span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">ToDuration</span><span class="special">::</span><span class="identifier">rep</span><span class="special">&gt;(</span><span class="identifier">d</span><span class="special">.</span><span class="identifier">count</span><span class="special">()))</span> </code>
-</li>
-<li>
- else if <code class="computeroutput"><span class="identifier">CF</span><span class="special">::</span><span class="identifier">num</span> <span class="special">!=</span> <span class="number">1</span></code> and <code class="computeroutput"><span class="identifier">CF</span><span class="special">::</span><span class="identifier">den</span> <span class="special">==</span> <span class="number">1</span></code>, then
- returns <code class="computeroutput"><span class="identifier">ToDuration</span><span class="special">(</span><span class="keyword">static_cast</span><span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">ToDuration</span><span class="special">::</span><span class="identifier">rep</span><span class="special">&gt;(</span><span class="keyword">static_cast</span><span class="special">&lt;</span><span class="identifier">CR</span><span class="special">&gt;(</span><span class="identifier">d</span><span class="special">.</span><span class="identifier">count</span><span class="special">())</span> <span class="special">*</span> <span class="keyword">static_cast</span><span class="special">&lt;</span><span class="identifier">CR</span><span class="special">&gt;(</span><span class="identifier">CF</span><span class="special">::</span><span class="identifier">num</span><span class="special">)))</span></code>
-</li>
-<li>
- else if <code class="computeroutput"><span class="identifier">CF</span><span class="special">::</span><span class="identifier">num</span> <span class="special">==</span> <span class="number">1</span></code> and <code class="computeroutput"><span class="identifier">CF</span><span class="special">::</span><span class="identifier">den</span> <span class="special">!=</span> <span class="number">1</span></code>, then
- returns <code class="computeroutput"><span class="identifier">ToDuration</span><span class="special">(</span><span class="keyword">static_cast</span><span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">ToDuration</span><span class="special">::</span><span class="identifier">rep</span><span class="special">&gt;(</span><span class="keyword">static_cast</span><span class="special">&lt;</span><span class="identifier">CR</span><span class="special">&gt;(</span><span class="identifier">d</span><span class="special">.</span><span class="identifier">count</span><span class="special">())</span> <span class="special">/</span> <span class="keyword">static_cast</span><span class="special">&lt;</span><span class="identifier">CR</span><span class="special">&gt;(</span><span class="identifier">CF</span><span class="special">::</span><span class="identifier">den</span><span class="special">)))</span></code>
-</li>
-<li>
- else returns <code class="computeroutput"><span class="identifier">ToDuration</span><span class="special">(</span><span class="keyword">static_cast</span><span class="special">&lt;</span><span class="keyword">typename</span>
- <span class="identifier">ToDuration</span><span class="special">::</span><span class="identifier">rep</span><span class="special">&gt;(</span><span class="keyword">static_cast</span><span class="special">&lt;</span><span class="identifier">CR</span><span class="special">&gt;(</span><span class="identifier">d</span><span class="special">.</span><span class="identifier">count</span><span class="special">())</span>
- <span class="special">*</span> <span class="keyword">static_cast</span><span class="special">&lt;</span><span class="identifier">CR</span><span class="special">&gt;(</span><span class="identifier">CF</span><span class="special">::</span><span class="identifier">num</span><span class="special">)</span> <span class="special">/</span> <span class="keyword">static_cast</span><span class="special">&lt;</span><span class="identifier">CR</span><span class="special">&gt;(</span><span class="identifier">CF</span><span class="special">::</span><span class="identifier">den</span><span class="special">)))</span></code>
-</li>
-</ul></div>
-<p>
- <span class="bold"><strong>Remarks:</strong></span> This function does not rely on
- any implicit conversions. All conversions must be accomplished through
- <code class="computeroutput"><span class="keyword">static_cast</span></code>. The implementation
- avoids all multiplications or divisions when it is known at compile time
- that it can be avoided because one or more arguments are <code class="computeroutput"><span class="number">1</span></code>. All intermediate computations are carried
- out in the widest possible representation and only converted to the destination
- representation at the final step.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__time_point_"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_" title="Class
- template time_point">Class
- template <code class="computeroutput"><span class="identifier">time_point</span></code></a>
-</h4></div></div></div>
-<div class="toc"><dl>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_c_1">
- Constructor <code class="computeroutput"><span class="identifier">time_point</span><span class="special">()</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_c_2">
- Constructor <code class="computeroutput"><span class="identifier">time_point</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_c_3">
- Constructor <code class="computeroutput"><span class="identifier">time_point</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_since_epoch">
- Member function <code class="computeroutput"><span class="identifier">time_since_epoch</span><span class="special">()</span> <span class="keyword">const</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_operator_pe">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+=</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_operator_me">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">-=</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_min">
- Static Member function <code class="computeroutput"><span class="identifier">min</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_max">
- Static Member function <code class="computeroutput"><span class="identifier">max</span></code></a></span></dt>
-</dl></div>
-<p>
- A <code class="computeroutput"><span class="identifier">time_point</span></code> represents
- a point in time with respect to a specific clock.
- </p>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration</span><span class="special">&gt;</span>
-<span class="keyword">class</span> <span class="identifier">time_point</span> <span class="special">{</span>
-<span class="keyword">public</span><span class="special">:</span>
- <span class="keyword">typedef</span> <span class="identifier">Clock</span> <span class="identifier">clock</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">Duration</span> <span class="identifier">duration</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="keyword">typename</span> <span class="identifier">duration</span><span class="special">::</span><span class="identifier">rep</span> <span class="identifier">rep</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="keyword">typename</span> <span class="identifier">duration</span><span class="special">::</span><span class="identifier">period</span> <span class="identifier">period</span><span class="special">;</span>
-<span class="keyword">private</span><span class="special">:</span>
- <span class="identifier">duration</span> <span class="identifier">d_</span><span class="special">;</span> <span class="comment">// exposition only
-</span><span class="keyword">public</span><span class="special">:</span>
- <span class="identifier">time_point</span><span class="special">();</span>
- <span class="keyword">explicit</span> <span class="identifier">time_point</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;</span> <span class="identifier">d</span><span class="special">);</span>
-
- <span class="comment">// conversions
-</span> <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
- <span class="identifier">time_point</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">clock</span><span class="special">,</span> <span class="identifier">Duration2</span><span class="special">&gt;&amp;</span> <span class="identifier">t</span><span class="special">,</span>
- <span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">enable_if</span>
- <span class="special">&lt;</span>
- <span class="identifier">boost</span><span class="special">::</span><span class="identifier">is_convertible</span><span class="special">&lt;</span><span class="identifier">Duration2</span><span class="special">,</span> <span class="identifier">duration</span><span class="special">&gt;</span>
- <span class="special">&gt;::</span><span class="identifier">type</span><span class="special">*</span> <span class="special">=</span> <span class="number">0</span><span class="special">);</span>
-
- <span class="comment">// observer
-</span>
- <span class="identifier">duration</span> <span class="identifier">time_since_epoch</span><span class="special">()</span> <span class="keyword">const</span><span class="special">;</span>
-
- <span class="comment">// arithmetic
-</span>
- <span class="identifier">time_point</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">+=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;</span> <span class="identifier">d</span><span class="special">);</span>
- <span class="identifier">time_point</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">-=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;</span> <span class="identifier">d</span><span class="special">);</span>
-
- <span class="comment">// special values
-</span>
- <span class="keyword">static</span> <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">time_point</span> <span class="identifier">min</span><span class="special">();</span>
- <span class="keyword">static</span> <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">time_point</span> <span class="identifier">max</span><span class="special">();</span>
-<span class="special">};</span>
-</pre>
-<p>
- Clock must meet the Clock Requirements.
- </p>
-<p>
- Duration must be an instantiation of <code class="computeroutput"><span class="identifier">duration</span></code>,
- compile diagnostic otherwise.
- </p>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_c_1"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_c_1" title="
- Constructor time_point()">
- Constructor <code class="computeroutput"><span class="identifier">time_point</span><span class="special">()</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">time_point</span><span class="special">();</span>
-</pre>
-<p>
- <span class="bold"><strong>Effects:</strong></span> Constructs an object of <code class="computeroutput"><span class="identifier">time_point</span></code>, initializing <code class="computeroutput"><span class="identifier">d_</span></code> with <code class="computeroutput"><span class="identifier">duration</span><span class="special">::</span><span class="identifier">zero</span><span class="special">()</span></code>. This <code class="computeroutput"><span class="identifier">time_point</span></code>
- represents the epoch.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_c_2"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_c_2" title="
- Constructor time_point(const duration&amp;)">
- Constructor <code class="computeroutput"><span class="identifier">time_point</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">time_point</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;</span> <span class="identifier">d</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Effects:</strong></span> Constructs an object of <code class="computeroutput"><span class="identifier">time_point</span></code>, initializing <code class="computeroutput"><span class="identifier">d_</span></code> with <code class="computeroutput"><span class="identifier">d</span></code>.
- This <code class="computeroutput"><span class="identifier">time_point</span></code> represents
- the epoch <code class="computeroutput"><span class="special">+</span> <span class="identifier">d</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_c_3"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_c_3" title="
- Constructor time_point(const duration&amp;)">
- Constructor <code class="computeroutput"><span class="identifier">time_point</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span> <span class="identifier">time_point</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">clock</span><span class="special">,</span> <span class="identifier">Duration2</span><span class="special">&gt;&amp;</span> <span class="identifier">t</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Requires:</strong></span> This function will not participate
- in overload resolution unless <code class="computeroutput"><span class="identifier">Duration2</span></code>
- is implicitly convertible to <code class="computeroutput"><span class="identifier">duration</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Effects:</strong></span> Constructs an object of <code class="computeroutput"><span class="identifier">time_point</span></code>, initializing <code class="computeroutput"><span class="identifier">d_</span></code> with <code class="computeroutput"><span class="identifier">t</span><span class="special">.</span><span class="identifier">time_since_epoch</span><span class="special">()</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__time_point_.time_since_epoch"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_since_epoch" title="
- Member function time_since_epoch() const">
- Member function <code class="computeroutput"><span class="identifier">time_since_epoch</span><span class="special">()</span> <span class="keyword">const</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">duration</span> <span class="identifier">time_since_epoch</span><span class="special">()</span> <span class="keyword">const</span><span class="special">;</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">d_</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_operator_pe"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_operator_pe" title="
- Member function operator+=">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+=</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">time_point</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">+=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;</span> <span class="identifier">d</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Effects:</strong></span> <code class="computeroutput"><span class="identifier">d_</span>
- <span class="special">+=</span> <span class="identifier">d</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">*</span><span class="keyword">this</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_operator_me"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_operator_me" title="
- Member function operator-=">
- Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">-=</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">time_point</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">-=(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&amp;</span> <span class="identifier">d</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Effects:</strong></span> <code class="computeroutput"><span class="identifier">d_</span>
- <span class="special">-=</span> <span class="identifier">d</span></code>
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">*</span><span class="keyword">this</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_min"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_min" title="
- Static Member function min">
- Static Member function <code class="computeroutput"><span class="identifier">min</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">static</span> <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">time_point</span> <span class="identifier">min</span><span class="special">();</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">time_point</span><span class="special">(</span><span class="identifier">duration</span><span class="special">::</span><span class="identifier">min</span><span class="special">())</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_max"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class_template__time_point_.time_point_max" title="
- Static Member function max">
- Static Member function <code class="computeroutput"><span class="identifier">max</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">static</span> <span class="identifier">BOOST_CONSTEXPR</span> <span class="identifier">time_point</span> <span class="identifier">max</span><span class="special">();</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">time_point</span><span class="special">(</span><span class="identifier">duration</span><span class="special">::</span><span class="identifier">max</span><span class="special">())</span></code>.
- </p>
-</div>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic" title="time_point
- non-member arithmetic">time_point
- non-member arithmetic</a>
-</h4></div></div></div>
-<div class="toc"><dl>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic.time_point_operator_p_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic.time_point_operator_p_2">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic.time_point_operator_m_1">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">-(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic.time_point_operator_m_2">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">-(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-</dl></div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic.time_point_operator_p_1"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic.time_point_operator_p_1" title="
- Non-Member function operator+(time_point,duration)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
-<span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">Duration1</span><span class="special">,</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;</span> <span class="special">&gt;::</span><span class="identifier">type</span><span class="special">&gt;</span>
-<span class="keyword">operator</span><span class="special">+(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">CT</span><span class="special">(</span><span class="identifier">lhs</span><span class="special">)</span> <span class="special">+=</span> <span class="identifier">rhs</span></code> where <code class="computeroutput"><span class="identifier">CT</span></code>
- is the type of the return value.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic.time_point_operator_p_2"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic.time_point_operator_p_2" title="
- Non-Member function operator+(duration,time_point)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">+(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Rep1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
-<span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;,</span> <span class="identifier">Duration2</span><span class="special">&gt;::</span><span class="identifier">type</span><span class="special">&gt;</span>
-<span class="keyword">operator</span><span class="special">+(</span><span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep1</span><span class="special">,</span> <span class="identifier">Period1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">rhs</span>
- <span class="special">+</span> <span class="identifier">lhs</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic.time_point_operator_m_1"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic.time_point_operator_m_1" title="
- Non-Member function operator-(time_point,duration)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">-(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">duration</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Rep2</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Period2</span><span class="special">&gt;</span>
-<span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">Duration1</span><span class="special">,</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;</span> <span class="special">&gt;::</span><span class="identifier">type</span><span class="special">&gt;</span>
-<span class="keyword">operator</span><span class="special">-(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">duration</span><span class="special">&lt;</span><span class="identifier">Rep2</span><span class="special">,</span> <span class="identifier">Period2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">lhs</span>
- <span class="special">+</span> <span class="special">(-</span><span class="identifier">rhs</span><span class="special">)</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic.time_point_operator_m_2"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_non_member_arithmetic.time_point_operator_m_2" title="
- Non-Member function operator-(duration,time_point)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">-(</span><span class="identifier">duration</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
-<span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">Duration1</span><span class="special">,</span> <span class="identifier">Duration2</span><span class="special">&gt;::</span><span class="identifier">type</span>
-<span class="keyword">operator</span><span class="special">-(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">lhs</span><span class="special">.</span><span class="identifier">time_since_epoch</span><span class="special">()</span> <span class="special">-</span> <span class="identifier">rhs</span><span class="special">.</span><span class="identifier">time_since_epoch</span><span class="special">()</span></code>.
- </p>
-</div>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_point_comparisons"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons" title="time_point
- comparisons">time_point
- comparisons</a>
-</h4></div></div></div>
-<div class="toc"><dl>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_eq">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">==(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_neq">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">!=(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_lt">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&lt;(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_leq">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&lt;=(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_gt">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&gt;(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_geq">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&gt;=(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_cast">
- Non-Member function <code class="computeroutput"><span class="identifier">time_point_cast</span><span class="special">(</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-</dl></div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_eq"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_eq" title="
- Non-Member function operator==(time_point,time_point)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">==(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
-<span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">==(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">lhs</span><span class="special">.</span><span class="identifier">time_since_epoch</span><span class="special">()</span> <span class="special">==</span> <span class="identifier">rhs</span><span class="special">.</span><span class="identifier">time_since_epoch</span><span class="special">()</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_neq"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_neq" title="
- Non-Member function operator!=(time_point,time_point)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">!=(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<p>
- template &lt;class Clock, class Duration1, class Duration2&gt; bool operator!=(const
- time_point&lt;Clock, Duration1&gt;&amp; lhs, const time_point&lt;Clock,
- Duration2&gt;&amp; rhs);
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">!(</span><span class="identifier">lhs</span> <span class="special">==</span> <span class="identifier">rhs</span><span class="special">)</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_lt"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_lt" title="
- Non-Member function operator&lt;(time_point,time_point)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&lt;(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
-<span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">&lt;</span> <span class="special">(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> lhs.time_since_epoch() &lt;
- rhs.time_since_epoch().
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_leq"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_leq" title="
- Non-Member function operator&lt;=(time_point,time_point)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&lt;=(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
-<span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">&lt;=(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">!(</span><span class="identifier">rhs</span> <span class="special">&lt;</span>
- <span class="identifier">lhs</span><span class="special">)</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_gt"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_gt" title="
- Non-Member function operator&gt;(time_point,time_point)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&gt;(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<p>
- template &lt;class Clock, class Duration1, class Duration2&gt; bool operator&gt;
- (const time_point&lt;Clock, Duration1&gt;&amp; lhs, const time_point&lt;Clock,
- Duration2&gt;&amp; rhs);
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">rhs</span>
- <span class="special">&lt;</span> <span class="identifier">lhs</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_geq"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_operator_geq" title="
- Non-Member function operator&gt;=(time_point,time_point)">
- Non-Member function <code class="computeroutput"><span class="keyword">operator</span><span class="special">&gt;=(</span><span class="identifier">time_point</span><span class="special">,</span><span class="identifier">time_point</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration2</span><span class="special">&gt;</span>
-<span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">&gt;=(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration1</span><span class="special">&gt;&amp;</span> <span class="identifier">lhs</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration2</span><span class="special">&gt;&amp;</span> <span class="identifier">rhs</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="special">!(</span><span class="identifier">lhs</span> <span class="special">&lt;</span>
- <span class="identifier">rhs</span><span class="special">)</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_cast"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.time_point_comparisons.time_point_cast" title="
- Non-Member function time_point_cast(time_point)">
- Non-Member function <code class="computeroutput"><span class="identifier">time_point_cast</span><span class="special">(</span><span class="identifier">time_point</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">ToDuration</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Duration</span><span class="special">&gt;</span>
-<span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">ToDuration</span><span class="special">&gt;</span> <span class="identifier">time_point_cast</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">Duration</span><span class="special">&gt;&amp;</span> <span class="identifier">t</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Requires:</strong></span> This function will not participate
- in overload resolution unless <code class="computeroutput"><span class="identifier">ToDuration</span></code>
- is an instantiation of <code class="computeroutput"><span class="identifier">duration</span></code>.
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> <code class="computeroutput"><span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">Clock</span><span class="special">,</span> <span class="identifier">ToDuration</span><span class="special">&gt;(</span><span class="identifier">duration_cast</span><span class="special">&lt;</span><span class="identifier">ToDuration</span><span class="special">&gt;(</span><span class="identifier">t</span><span class="special">.</span><span class="identifier">time_since_epoch</span><span class="special">()))</span></code>.
- </p>
-</div>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class__system_clock_"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class__system_clock_" title="Class
- system_clock">Class
- <code class="computeroutput"><span class="identifier">system_clock</span></code></a>
-</h4></div></div></div>
-<div class="toc"><dl>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class__system_clock_.to_time_t">
- Static member function <code class="computeroutput"><span class="identifier">to_time_t</span><span class="special">(</span><span class="identifier">time_point</span><span class="special">)</span></code></a></span></dt>
-<dt><span class="section"><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class__system_clock_.from_time_t">
- Static member function <code class="computeroutput"><span class="identifier">from_time_t</span><span class="special">(</span><span class="identifier">time_t</span><span class="special">)</span></code></a></span></dt>
-</dl></div>
-<p>
- The <code class="computeroutput"><span class="identifier">system_clock</span></code> class
- provides a means of obtaining the current wall-clock time from the system-wide
- real-time clock. The current time can be obtained by calling <code class="computeroutput"><span class="identifier">system_clock</span><span class="special">::</span><span class="identifier">now</span><span class="special">()</span></code>.
- Instances of <code class="computeroutput"><span class="identifier">system_clock</span><span class="special">::</span><span class="identifier">time_point</span></code>
- can be converted to and from time_t with the <code class="computeroutput"><span class="identifier">system_clock</span><span class="special">::</span><span class="identifier">to_time_t</span><span class="special">()</span></code> and <code class="computeroutput"><span class="identifier">system_clock</span><span class="special">::</span><span class="identifier">to_time_point</span><span class="special">()</span></code> functions. If system clock is not monotonic,
- a subsequent call to <code class="computeroutput"><span class="identifier">system_clock</span><span class="special">::</span><span class="identifier">now</span><span class="special">()</span></code> may return an earlier time than a previous
- call (e.g. if the operating system clock is manually adjusted, or synchronized
- with an external clock).
- </p>
-<pre class="programlisting"><span class="keyword">class</span> <span class="identifier">system_clock</span> <span class="special">{</span>
-<span class="keyword">public</span><span class="special">:</span>
- <span class="keyword">typedef</span> <span class="identifier">BOOST_SYSTEM_CLOCK_DURATION</span> <span class="identifier">duration</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">duration</span><span class="special">::</span><span class="identifier">rep</span> <span class="identifier">rep</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">duration</span><span class="special">::</span><span class="identifier">period</span> <span class="identifier">period</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">chrono</span><span class="special">::</span><span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">system_clock</span><span class="special">&gt;</span> <span class="identifier">time_point</span><span class="special">;</span>
- <span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">bool</span> <span class="identifier">is_monotonic</span> <span class="special">=</span> <span class="keyword">false</span><span class="special">;</span>
-
- <span class="keyword">static</span> <span class="identifier">time_point</span> <span class="identifier">now</span><span class="special">();</span> <span class="comment">// throws on error
-</span> <span class="keyword">static</span> <span class="identifier">time_point</span> <span class="identifier">now</span><span class="special">(</span><span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span><span class="special">);</span> <span class="comment">// never throws
-</span>
- <span class="keyword">static</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">time_t</span> <span class="identifier">to_time_t</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">time_point</span><span class="special">&amp;</span> <span class="identifier">t</span><span class="special">);</span>
- <span class="keyword">static</span> <span class="identifier">time_point</span> <span class="identifier">from_time_t</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">time_t</span> <span class="identifier">t</span><span class="special">);</span>
-<span class="special">};</span>
-</pre>
-<p>
- <code class="computeroutput"><span class="identifier">system_clock</span></code> satisfy the
- Clock Requirements. In addition:
- </p>
-<div class="itemizedlist"><ul type="disc"><li>
-<code class="computeroutput"><span class="identifier">system_clock</span><span class="special">::</span><span class="identifier">duration</span><span class="special">::</span><span class="identifier">min</span><span class="special">()</span> <span class="special">&lt;</span> <span class="identifier">system_clock</span><span class="special">::</span><span class="identifier">duration</span><span class="special">::</span><span class="identifier">zero</span><span class="special">()</span></code> is <code class="computeroutput"><span class="keyword">true</span></code>.
- </li></ul></div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class__system_clock_.to_time_t"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class__system_clock_.to_time_t" title="
- Static member function to_time_t(time_point)">
- Static member function <code class="computeroutput"><span class="identifier">to_time_t</span><span class="special">(</span><span class="identifier">time_point</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<p>
- time_t to_time_t(const time_point&amp; t);
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> A <code class="computeroutput"><span class="identifier">time_t</span></code>
- such that the <code class="computeroutput"><span class="identifier">time_t</span></code>
- and <code class="computeroutput"><span class="identifier">t</span></code> represent the same
- point in time, truncated to the courser of the precisions among <code class="computeroutput"><span class="identifier">time_t</span></code> and <code class="computeroutput"><span class="identifier">t</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class__system_clock_.from_time_t"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class__system_clock_.from_time_t" title="
- Static member function from_time_t(time_t)">
- Static member function <code class="computeroutput"><span class="identifier">from_time_t</span><span class="special">(</span><span class="identifier">time_t</span><span class="special">)</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="identifier">time_point</span> <span class="identifier">from_time_t</span><span class="special">(</span><span class="identifier">time_t</span> <span class="identifier">t</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Returns:</strong></span> A <code class="computeroutput"><span class="identifier">time_point</span></code>
- such that the <code class="computeroutput"><span class="identifier">time_point</span></code>
- and <code class="computeroutput"><span class="identifier">t</span></code> represent the same
- point in time, truncated to the courser of the precisions among <code class="computeroutput"><span class="identifier">time_point</span></code> and <code class="computeroutput"><span class="identifier">t</span></code>.
- </p>
-</div>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class__monotonic_clock_"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class__monotonic_clock_" title="Class
- monotonic_clock">Class
- <code class="computeroutput"><span class="identifier">monotonic_clock</span></code></a>
-</h4></div></div></div>
-<p>
- <code class="computeroutput"><span class="identifier">monotonic_clock</span></code> satisfy
- the Clock Requirements.
- </p>
-<p>
- <code class="computeroutput"><span class="identifier">monotonic_clock</span></code> class provides
- access to the system-wide monotonic clock. The current time can be obtained
- by calling <code class="computeroutput"><span class="identifier">monotonic_clock</span><span class="special">::</span><span class="identifier">now</span><span class="special">()</span></code>. There is no fixed relationship between
- values returned by <code class="computeroutput"><span class="identifier">monotonic_clock</span><span class="special">::</span><span class="identifier">now</span><span class="special">()</span></code> and wall-clock time.
- </p>
-<pre class="programlisting"><span class="preprocessor">#ifdef</span> <span class="identifier">BOOST_HAS_CLOCK_MONOTONIC</span>
- <span class="keyword">class</span> <span class="identifier">BOOST_CHRONO_DECL</span> <span class="identifier">monotonic_clock</span> <span class="special">{</span>
- <span class="keyword">public</span><span class="special">:</span>
- <span class="keyword">typedef</span> <span class="identifier">nanoseconds</span> <span class="identifier">duration</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">duration</span><span class="special">::</span><span class="identifier">rep</span> <span class="identifier">rep</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">duration</span><span class="special">::</span><span class="identifier">period</span> <span class="identifier">period</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">chrono</span><span class="special">::</span><span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">monotonic_clock</span><span class="special">&gt;</span> <span class="identifier">time_point</span><span class="special">;</span>
- <span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">bool</span> <span class="identifier">is_monotonic</span> <span class="special">=</span> <span class="keyword">true</span><span class="special">;</span>
-
- <span class="keyword">static</span> <span class="identifier">time_point</span> <span class="identifier">now</span><span class="special">();</span> <span class="comment">// throws on error
-</span> <span class="keyword">static</span> <span class="identifier">time_point</span> <span class="identifier">now</span><span class="special">(</span><span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span><span class="special">);</span> <span class="comment">// never throws
-</span> <span class="special">};</span>
-<span class="preprocessor">#endif</span>
-</pre>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.chrono_hpp.class__high_resolution_clock_"></a><a href="chrono_hpp.html#boost_chrono.reference.chrono_hpp.class__high_resolution_clock_" title="Class
- high_resolution_clock">Class
- <code class="computeroutput"><span class="identifier">high_resolution_clock</span></code></a>
-</h4></div></div></div>
-<p>
- <code class="computeroutput"><span class="identifier">high_resolution_clock</span></code> satisfy
- the Clock Requirements.
- </p>
-<pre class="programlisting"><span class="preprocessor">#ifdef</span> <span class="identifier">BOOST_CHRONO_HAS_CLOCK_MONOTONIC</span>
- <span class="keyword">typedef</span> <span class="identifier">monotonic_clock</span> <span class="identifier">high_resolution_clock</span><span class="special">;</span> <span class="comment">// as permitted by [time.clock.hires]
-</span><span class="preprocessor">#else</span>
- <span class="keyword">typedef</span> <span class="identifier">system_clock</span> <span class="identifier">high_resolution_clock</span><span class="special">;</span> <span class="comment">// as permitted by [time.clock.hires]
-</span><span class="preprocessor">#endif</span>
-</pre>
-</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 © 2008 Howard Hinnant<br>Copyright © 2006 , 2008 Beman Dawes<br>Copyright © 2009 Vicente J. Botet Escriba<p>
- Distributed under the Boost Software License, Version 1.0. (See accompanying
- file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- </p>
-</div></td>
-</tr></table>
-<hr>
-<div class="spirit-nav">
-<a accesskey="p" href="ratio_hpp.html"><img src="../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../reference.html"><img src="../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="timer_hpp.html"><img src="../../../../../../doc/html/images/next.png" alt="Next"></a>
-</div>
-</body>
-</html>

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==============================================================================
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@@ -1,94 +0,0 @@
-<html>
-<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
-<title> Header &lt;boost/type_traits/common_type.hpp&gt;</title>
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-<table cellpadding="2" width="100%"><tr>
-<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../../boost.png"></td>
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-<a name="boost_chrono.reference.common_type_hpp"></a> Header <boost/type_traits/common_type.hpp>
-</h3></div></div></div>
-<div class="toc"><dl><dt><span class="section"><a href="common_type_hpp.html#boost_chrono.reference.common_type_hpp.common_type">
- Class Template <code class="computeroutput"><span class="identifier">common_type</span></code></a></span></dt></dl></div>
-<pre class="programlisting"><span class="keyword">namespace</span> <span class="identifier">boost</span> <span class="special">{</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="special">...</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">common_type</span><span class="special">;</span>
-<span class="special">}</span>
-</pre>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.common_type_hpp.common_type"></a><a href="common_type_hpp.html#boost_chrono.reference.common_type_hpp.common_type" title="
- Class Template common_type">
- Class Template <code class="computeroutput"><span class="identifier">common_type</span></code></a>
-</h4></div></div></div>
-<p>
- <code class="computeroutput"><span class="identifier">common_type</span></code> is a facility
- which is useful in specifying the type of the result of functions and operators
- which take a variety of types (e.g. "mixed mode" complex arithmetic).
- </p>
-<p>
- The nested typedef <code class="computeroutput"><span class="identifier">common_type</span><span class="special">::</span><span class="identifier">type</span></code>
- could be defined as follows:
- </p>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">U</span> <span class="special">=</span> <span class="keyword">void</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">V</span> <span class="special">=</span> <span class="keyword">void</span><span class="special">&gt;</span>
-<span class="keyword">struct</span> <span class="identifier">common_type</span> <span class="special">{</span>
- <span class="keyword">typedef</span> <span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">,</span> <span class="identifier">U</span><span class="special">&gt;::</span><span class="identifier">type</span><span class="special">,</span> <span class="identifier">V</span><span class="special">&gt;::</span><span class="identifier">type</span> <span class="identifier">type</span><span class="special">;</span>
-<span class="special">};</span>
-
-<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
-<span class="keyword">struct</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">,</span> <span class="keyword">void</span><span class="special">,</span> <span class="keyword">void</span><span class="special">&gt;</span> <span class="special">{</span>
- <span class="keyword">typedef</span> <span class="identifier">T</span> <span class="identifier">type</span><span class="special">;</span>
-<span class="special">};</span>
-
-<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">U</span><span class="special">&gt;</span>
-<span class="keyword">struct</span> <span class="identifier">common_type</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">,</span> <span class="identifier">U</span><span class="special">,</span> <span class="keyword">void</span><span class="special">&gt;</span> <span class="special">{</span>
-<span class="keyword">private</span><span class="special">:</span>
- <span class="keyword">static</span> <span class="identifier">T</span> <span class="identifier">m_t</span><span class="special">();</span>
- <span class="keyword">static</span> <span class="identifier">U</span> <span class="identifier">m_u</span><span class="special">();</span>
- <span class="keyword">static</span> <span class="keyword">bool</span> <span class="identifier">m_f</span><span class="special">();</span> <span class="comment">// workaround gcc bug; not required by std
-</span><span class="keyword">public</span><span class="special">:</span>
- <span class="keyword">typedef</span> <span class="identifier">BOOST_TYPEOF_TPL</span><span class="special">(</span><span class="identifier">m_f</span><span class="special">()</span> <span class="special">?</span> <span class="identifier">m_t</span><span class="special">()</span> <span class="special">:</span> <span class="identifier">m_u</span><span class="special">())</span> <span class="identifier">type</span><span class="special">;</span>
-<span class="special">};</span>
-</pre>
-<p>
- All parameter types must be complete. This trait is permitted to be specialized
- by a user if at least one template parameter is a user-defined type.
- </p>
-<p>
- <span class="bold"><strong>Note:</strong></span> Such specializations are required
- when only explicit conversions are desired among the <code class="computeroutput"><span class="identifier">common_type</span></code>
- arguments.
- </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 © 2008 Howard Hinnant<br>Copyright © 2006 , 2008 Beman Dawes<br>Copyright © 2009 Vicente J. Botet Escriba<p>
- Distributed under the Boost Software License, Version 1.0. (See accompanying
- file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- </p>
-</div></td>
-</tr></table>
-<hr>
-<div class="spirit-nav">
-<a accesskey="p" href="../reference.html"><img src="../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../reference.html"><img src="../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="ratio_hpp.html"><img src="../../../../../../doc/html/images/next.png" alt="Next"></a>
-</div>
-</body>
-</html>

Deleted: sandbox/chrono/libs/chrono/doc/html/boost_chrono/reference/process_times_hpp.html
==============================================================================
--- sandbox/chrono/libs/chrono/doc/html/boost_chrono/reference/process_times_hpp.html 2010-01-11 06:38:17 EST (Mon, 11 Jan 2010)
+++ (empty file)
@@ -1,230 +0,0 @@
-<html>
-<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
-<title> Header &lt;boost/chrono/process_times.hpp&gt;</title>
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-<meta name="generator" content="DocBook XSL Stylesheets V1.69.1">
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-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h3 class="title">
-<a name="boost_chrono.reference.process_times_hpp"></a> Header <boost/chrono/process_times.hpp>
-</h3></div></div></div>
-<div class="toc"><dl>
-<dt><span class="section"><a href="process_times_hpp.html#boost_chrono.reference.process_times_hpp.class__process_clock_">Class
- <code class="computeroutput"><span class="identifier">process_clock</span></code></a></span></dt>
-<dd><dl><dt><span class="section"><a href="process_times_hpp.html#boost_chrono.reference.process_times_hpp.class__process_clock_.class__process_times_">Class
- <code class="computeroutput"><span class="identifier">process_times</span></code></a></span></dt></dl></dd>
-<dt><span class="section"><a href="process_times_hpp.html#boost_chrono.reference.process_times_hpp.class__process_timer_">Class
- <code class="computeroutput"><span class="identifier">process_timer</span></code></a></span></dt>
-<dt><span class="section"><a href="process_times_hpp.html#boost_chrono.reference.process_times_hpp.class__run_timer_">Class
- <code class="computeroutput"><span class="identifier">run_timer</span></code></a></span></dt>
-</dl></div>
-<pre class="programlisting"><span class="keyword">namespace</span> <span class="identifier">boost</span> <span class="special">{</span> <span class="keyword">namespace</span> <span class="identifier">chrono</span> <span class="special">{</span>
-
- <span class="keyword">class</span> <span class="identifier">process_clock</span><span class="special">;</span>
- <span class="keyword">class</span> <span class="identifier">process_timer</span><span class="special">;</span>
- <span class="keyword">class</span> <span class="identifier">run_timer</span><span class="special">;</span>
-
-<span class="special">}</span> <span class="special">}</span>
-</pre>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.process_times_hpp.class__process_clock_"></a><a href="process_times_hpp.html#boost_chrono.reference.process_times_hpp.class__process_clock_" title="Class
- process_clock">Class
- <code class="computeroutput"><span class="identifier">process_clock</span></code></a>
-</h4></div></div></div>
-<div class="toc"><dl><dt><span class="section"><a href="process_times_hpp.html#boost_chrono.reference.process_times_hpp.class__process_clock_.class__process_times_">Class
- <code class="computeroutput"><span class="identifier">process_times</span></code></a></span></dt></dl></div>
-<p>
- <code class="computeroutput"><span class="identifier">process_clock</span></code> doesn't satisfy
- the Clock Requirements as the function now do not follows the Clock prototype.
- </p>
-<p>
- <code class="computeroutput"><span class="identifier">process_clock</span></code> provides
- a thin wrapper around the operating system's process timer API. For POSIX-like
- systems, that's the times() function, while for Windows, it's the GetProcessTimes()
- function.
- </p>
-<p>
- The process relative real, user and system current time can be obtained
- at once by calling <code class="computeroutput"><span class="identifier">process_clock</span><span class="special">::</span><span class="identifier">now</span><span class="special">()</span></code>.
- </p>
-<pre class="programlisting"><span class="keyword">class</span> <span class="identifier">process_clock</span> <span class="special">{</span>
-<span class="keyword">public</span><span class="special">:</span>
- <span class="keyword">typedef</span> <span class="identifier">nanoseconds</span> <span class="identifier">duration</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">duration</span><span class="special">::</span><span class="identifier">rep</span> <span class="identifier">rep</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">duration</span><span class="special">::</span><span class="identifier">period</span> <span class="identifier">period</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">chrono</span><span class="special">::</span><span class="identifier">time_point</span><span class="special">&lt;</span><span class="identifier">process_clock</span><span class="special">&gt;</span> <span class="identifier">time_point</span><span class="special">;</span>
- <span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">bool</span> <span class="identifier">is_monotonic</span> <span class="special">=</span> <span class="keyword">true</span><span class="special">;</span>
-
- <span class="keyword">struct</span> <span class="identifier">process_times</span><span class="special">;</span>
- <span class="keyword">static</span> <span class="keyword">void</span> <span class="identifier">now</span><span class="special">(</span> <span class="identifier">process_times</span> <span class="special">&amp;</span> <span class="identifier">times</span><span class="special">,</span>
- <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
-<span class="special">};</span>
-</pre>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.process_times_hpp.class__process_clock_.class__process_times_"></a><a href="process_times_hpp.html#boost_chrono.reference.process_times_hpp.class__process_clock_.class__process_times_" title="Class
- process_times">Class
- <code class="computeroutput"><span class="identifier">process_times</span></code></a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">struct</span> <span class="identifier">process_times</span> <span class="special">{</span>
- <span class="identifier">process_clock</span><span class="special">::</span><span class="identifier">duration</span> <span class="identifier">real</span><span class="special">;</span> <span class="comment">// real (i.e wall clock) time
-</span> <span class="identifier">process_clock</span><span class="special">::</span><span class="identifier">duration</span> <span class="identifier">user</span><span class="special">;</span> <span class="comment">// user cpu time
-</span> <span class="identifier">process_clock</span><span class="special">::</span><span class="identifier">duration</span> <span class="identifier">system</span><span class="special">;</span> <span class="comment">// system cpu time
-</span><span class="special">};</span>
-</pre>
-</div>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.process_times_hpp.class__process_timer_"></a><a href="process_times_hpp.html#boost_chrono.reference.process_times_hpp.class__process_timer_" title="Class
- process_timer">Class
- <code class="computeroutput"><span class="identifier">process_timer</span></code></a>
-</h4></div></div></div>
-<p>
- Knowing how long a program takes to execute is useful in both test and
- production environments. It is also helpful if such timing information
- is broken down into real (wall clock) time, CPU time spent by the user,
- and CPU time spent by the operating system servicing user requests.
- </p>
-<p>
- <code class="computeroutput"><span class="identifier">process_timer</span><span class="special">&lt;&gt;</span></code>
- is the <code class="computeroutput"><span class="identifier">timer</span><span class="special">&lt;&gt;</span></code>
- equivalent associated to the pseudo-clock <code class="computeroutput"><span class="identifier">process_clock</span></code>.
- It behaves like <code class="computeroutput"><span class="identifier">timer</span><span class="special">&lt;&gt;</span></code>
- but it uses the specific <code class="computeroutput"><span class="identifier">process_clock</span><span class="special">:</span><span class="identifier">now</span><span class="special">()</span></code> function.
- </p>
-<pre class="programlisting"><span class="keyword">class</span> <span class="identifier">process_timer</span> <span class="special">{</span>
-<span class="keyword">public</span><span class="special">:</span>
- <span class="keyword">typedef</span> <span class="identifier">process_clock</span> <span class="identifier">clock</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">process_clock</span><span class="special">::</span><span class="identifier">duration</span> <span class="identifier">duration</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">process_clock</span><span class="special">::</span><span class="identifier">time_point</span> <span class="identifier">time_point</span><span class="special">;</span>
-
- <span class="keyword">explicit</span> <span class="identifier">process_timer</span><span class="special">(</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
-
- <span class="special">~</span><span class="identifier">process_timer</span><span class="special">();</span>
- <span class="keyword">void</span> <span class="identifier">start</span><span class="special">(</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
- <span class="keyword">void</span> <span class="identifier">elapsed</span><span class="special">(</span> <span class="identifier">process_times</span> <span class="special">&amp;</span> <span class="identifier">times</span><span class="special">,</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
-<span class="special">};</span>
-</pre>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.process_times_hpp.class__run_timer_"></a><a href="process_times_hpp.html#boost_chrono.reference.process_times_hpp.class__run_timer_" title="Class
- run_timer">Class
- <code class="computeroutput"><span class="identifier">run_timer</span></code></a>
-</h4></div></div></div>
-<p>
- class <code class="computeroutput"><span class="identifier">run_timer</span></code> provides
- a complete run time reporting package that can be invoked in a single line
- of code. The reporting is controleed by two parameters:
- </p>
-<div class="itemizedlist"><ul type="disc">
-<li>
- format : The output format
- </li>
-<li>
- places(precission): the number of decimal placess used.
- </li>
-</ul></div>
-<p>
- The default places is given by default_places and is 3. The default format
- is "\nreal %rs, cpu %cs (%p%), user %us, system %ss\n", where
- </p>
-<div class="itemizedlist"><ul type="disc">
-<li>
-<code class="computeroutput"><span class="special">%</span><span class="identifier">r</span></code>
- : real process clock
- </li>
-<li>
-<code class="computeroutput"><span class="special">%</span><span class="identifier">u</span></code>
- : user process clock
- </li>
-<li>
-<code class="computeroutput"><span class="special">%</span><span class="identifier">s</span></code>
- : system process clock
- </li>
-<li>
-<code class="computeroutput"><span class="special">%</span><span class="identifier">c</span></code>
- : user+system process clock
- </li>
-<li>
-<code class="computeroutput"><span class="special">%</span><span class="identifier">p</span></code>
- : percentage (user+system)/real process clock
- </li>
-</ul></div>
-<p>
- All the units are given using the suffix "s" following the System
- International d'Unites Std.
- </p>
-<pre class="programlisting"><span class="keyword">class</span> <span class="identifier">run_timer</span> <span class="special">:</span> <span class="keyword">public</span> <span class="identifier">process_timer</span> <span class="special">{</span>
-<span class="keyword">public</span><span class="special">:</span>
- <span class="keyword">explicit</span> <span class="identifier">run_timer</span><span class="special">(</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
- <span class="keyword">explicit</span> <span class="identifier">run_timer</span><span class="special">(</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">ostream</span> <span class="special">&amp;</span> <span class="identifier">os</span><span class="special">,</span>
- <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
-
- <span class="keyword">explicit</span> <span class="identifier">run_timer</span><span class="special">(</span> <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="special">&amp;</span> <span class="identifier">format</span><span class="special">,</span>
- <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
- <span class="keyword">explicit</span> <span class="identifier">run_timer</span><span class="special">(</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">ostream</span> <span class="special">&amp;</span> <span class="identifier">os</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="special">&amp;</span> <span class="identifier">format</span><span class="special">,</span>
- <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
-
- <span class="keyword">explicit</span> <span class="identifier">run_timer</span><span class="special">(</span> <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="special">&amp;</span> <span class="identifier">format</span><span class="special">,</span> <span class="keyword">int</span> <span class="identifier">places</span><span class="special">,</span>
- <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
- <span class="keyword">explicit</span> <span class="identifier">run_timer</span><span class="special">(</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">ostream</span> <span class="special">&amp;</span> <span class="identifier">os</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="special">&amp;</span> <span class="identifier">format</span><span class="special">,</span> <span class="keyword">int</span> <span class="identifier">places</span><span class="special">,</span>
- <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
-
- <span class="keyword">explicit</span> <span class="identifier">run_timer</span><span class="special">(</span> <span class="keyword">int</span> <span class="identifier">places</span><span class="special">,</span>
- <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
- <span class="keyword">explicit</span> <span class="identifier">run_timer</span><span class="special">(</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">ostream</span> <span class="special">&amp;</span> <span class="identifier">os</span><span class="special">,</span> <span class="keyword">int</span> <span class="identifier">places</span><span class="special">,</span>
- <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
-
- <span class="keyword">explicit</span> <span class="identifier">run_timer</span><span class="special">(</span> <span class="keyword">int</span> <span class="identifier">places</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="special">&amp;</span> <span class="identifier">format</span><span class="special">,</span>
- <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
- <span class="keyword">explicit</span> <span class="identifier">run_timer</span><span class="special">(</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">ostream</span> <span class="special">&amp;</span> <span class="identifier">os</span><span class="special">,</span> <span class="keyword">int</span> <span class="identifier">places</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="special">&amp;</span> <span class="identifier">format</span><span class="special">,</span>
- <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
-
- <span class="special">~</span><span class="identifier">run_timer</span><span class="special">();</span>
-
- <span class="keyword">void</span> <span class="identifier">start</span><span class="special">(</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
-
- <span class="keyword">void</span> <span class="identifier">report</span><span class="special">(</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
-
- <span class="keyword">void</span> <span class="identifier">test_report</span><span class="special">(</span> <span class="identifier">duration</span> <span class="identifier">real_</span><span class="special">,</span> <span class="identifier">duration</span> <span class="identifier">user_</span><span class="special">,</span> <span class="identifier">duration</span> <span class="identifier">system_</span> <span class="special">);</span>
- <span class="keyword">bool</span> <span class="identifier">reported</span><span class="special">()</span> <span class="keyword">const</span><span class="special">;</span>
- <span class="keyword">static</span> <span class="keyword">int</span> <span class="identifier">default_places</span><span class="special">();</span>
-<span class="special">};</span>
-</pre>
-</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 © 2008 Howard Hinnant<br>Copyright © 2006 , 2008 Beman Dawes<br>Copyright © 2009 Vicente J. Botet Escriba<p>
- Distributed under the Boost Software License, Version 1.0. (See accompanying
- file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- </p>
-</div></td>
-</tr></table>
-<hr>
-<div class="spirit-nav">
-<a accesskey="p" href="timer_hpp.html"><img src="../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../reference.html"><img src="../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="../examples.html"><img src="../../../../../../doc/html/images/next.png" alt="Next"></a>
-</div>
-</body>
-</html>

Deleted: sandbox/chrono/libs/chrono/doc/html/boost_chrono/reference/ratio_hpp.html
==============================================================================
--- sandbox/chrono/libs/chrono/doc/html/boost_chrono/reference/ratio_hpp.html 2010-01-11 06:38:17 EST (Mon, 11 Jan 2010)
+++ (empty file)
@@ -1,318 +0,0 @@
-<html>
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-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
-<title> Header &lt;boost/ratio.hpp&gt;</title>
-<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
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-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h3 class="title">
-<a name="boost_chrono.reference.ratio_hpp"></a> Header <boost/ratio.hpp>
-</h3></div></div></div>
-<div class="toc"><dl>
-<dt><span class="section"><a href="ratio_hpp.html#boost_chrono.reference.ratio_hpp.ratio"> Class Template
- <code class="computeroutput"><span class="identifier">ratio</span><span class="special">&lt;&gt;</span></code></a></span></dt>
-<dd><dl><dt><span class="section"><a href="ratio_hpp.html#boost_chrono.reference.ratio_hpp.ratio.construction_and_assignment">Construction
- and assignment</a></span></dt></dl></dd>
-<dt><span class="section"><a href="ratio_hpp.html#boost_chrono.reference.ratio_hpp.ratio_arithmetic">
- <code class="computeroutput"><span class="identifier">ratio</span></code> arithmetic</a></span></dt>
-<dt><span class="section"><a href="ratio_hpp.html#boost_chrono.reference.ratio_hpp.ratio_comparison">
- <code class="computeroutput"><span class="identifier">ratio</span></code> comparison</a></span></dt>
-<dt><span class="section"><a href="ratio_hpp.html#boost_chrono.reference.ratio_hpp.ration_SI_typedefs">
- SI typedefs</a></span></dt>
-</dl></div>
-<p>
- <code class="computeroutput"><span class="identifier">ratio</span></code> is a facility which
- is useful in specifying compile time rational constants. Compile time rational
- arithmetic is supported with protection against overflow and divide by zero.
- Such a facility is very handy when needing to efficiently represent 1/3 of
- a nanosecond, or specifying an inch in terms of meters (for example 254/10000
- meters - which <code class="computeroutput"><span class="identifier">ratio</span></code> will
- reduce to 127/5000 meters).
- </p>
-<pre class="programlisting"><span class="keyword">namespace</span> <span class="identifier">boost</span> <span class="special">{</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">intmax_t</span> <span class="identifier">N</span><span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">intmax_t</span> <span class="identifier">D</span> <span class="special">=</span> <span class="number">1</span><span class="special">&gt;</span> <span class="keyword">class</span> <span class="identifier">ratio</span><span class="special">;</span>
-
- <span class="comment">// ratio arithmetic
-</span> <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_add</span><span class="special">;</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_subtract</span><span class="special">;</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_multiply</span><span class="special">;</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_divide</span><span class="special">;</span>
-
- <span class="comment">// ratio comparison
-</span> <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_equal</span><span class="special">;</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_not_equal</span><span class="special">;</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_less</span><span class="special">;</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_less_equal</span><span class="special">;</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_greater</span><span class="special">;</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_greater_equal</span><span class="special">;</span>
-
- <span class="comment">// convenience SI typedefs
-</span> <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1LL</span><span class="special">,</span> <span class="number">1000000000000000000LL</span><span class="special">&gt;</span> <span class="identifier">atto</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1LL</span><span class="special">,</span> <span class="number">1000000000000000LL</span><span class="special">&gt;</span> <span class="identifier">femto</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1LL</span><span class="special">,</span> <span class="number">1000000000000LL</span><span class="special">&gt;</span> <span class="identifier">pico</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1LL</span><span class="special">,</span> <span class="number">1000000000LL</span><span class="special">&gt;</span> <span class="identifier">nano</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1LL</span><span class="special">,</span> <span class="number">1000000LL</span><span class="special">&gt;</span> <span class="identifier">micro</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1LL</span><span class="special">,</span> <span class="number">1000LL</span><span class="special">&gt;</span> <span class="identifier">milli</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1LL</span><span class="special">,</span> <span class="number">100LL</span><span class="special">&gt;</span> <span class="identifier">centi</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1LL</span><span class="special">,</span> <span class="number">10LL</span><span class="special">&gt;</span> <span class="identifier">deci</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span> <span class="number">10LL</span><span class="special">,</span> <span class="number">1LL</span><span class="special">&gt;</span> <span class="identifier">deca</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span> <span class="number">100LL</span><span class="special">,</span> <span class="number">1LL</span><span class="special">&gt;</span> <span class="identifier">hecto</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span> <span class="number">1000LL</span><span class="special">,</span> <span class="number">1LL</span><span class="special">&gt;</span> <span class="identifier">kilo</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span> <span class="number">1000000LL</span><span class="special">,</span> <span class="number">1LL</span><span class="special">&gt;</span> <span class="identifier">mega</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span> <span class="number">1000000000LL</span><span class="special">,</span> <span class="number">1LL</span><span class="special">&gt;</span> <span class="identifier">giga</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span> <span class="number">1000000000000LL</span><span class="special">,</span> <span class="number">1LL</span><span class="special">&gt;</span> <span class="identifier">tera</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span> <span class="number">1000000000000000LL</span><span class="special">,</span> <span class="number">1LL</span><span class="special">&gt;</span> <span class="identifier">peta</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1000000000000000000LL</span><span class="special">,</span> <span class="number">1LL</span><span class="special">&gt;</span> <span class="identifier">exa</span><span class="special">;</span>
-<span class="special">}</span>
-</pre>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.ratio_hpp.ratio"></a><a href="ratio_hpp.html#boost_chrono.reference.ratio_hpp.ratio" title=" Class Template
- ratio&lt;&gt;"> Class Template
- <code class="computeroutput"><span class="identifier">ratio</span><span class="special">&lt;&gt;</span></code></a>
-</h4></div></div></div>
-<div class="toc"><dl><dt><span class="section"><a href="ratio_hpp.html#boost_chrono.reference.ratio_hpp.ratio.construction_and_assignment">Construction
- and assignment</a></span></dt></dl></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">intmax_t</span> <span class="identifier">N</span><span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">intmax_t</span> <span class="identifier">D</span><span class="special">&gt;</span>
-<span class="keyword">class</span> <span class="identifier">ratio</span> <span class="special">{</span>
-<span class="keyword">public</span><span class="special">:</span>
- <span class="keyword">static</span> <span class="keyword">const</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">intmax_t</span> <span class="identifier">num</span><span class="special">;</span>
- <span class="keyword">static</span> <span class="keyword">const</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">intmax_t</span> <span class="identifier">den</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">num</span><span class="special">,</span> <span class="identifier">den</span><span class="special">&gt;</span> <span class="identifier">type</span><span class="special">;</span>
-
- <span class="identifier">ratio</span><span class="special">()</span> <span class="special">{}</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="identifier">intmax_t</span> <span class="identifier">_N2</span><span class="special">,</span> <span class="identifier">intmax_t</span> <span class="identifier">_D2</span><span class="special">&gt;</span>
- <span class="identifier">ratio</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">_N2</span><span class="special">,</span> <span class="identifier">_D2</span><span class="special">&gt;&amp;,</span>
- <span class="keyword">typename</span> <span class="identifier">enable_if_c</span>
- <span class="special">&lt;</span>
- <span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">_N2</span><span class="special">,</span> <span class="identifier">_D2</span><span class="special">&gt;::</span><span class="identifier">num</span> <span class="special">==</span> <span class="identifier">num</span> <span class="special">&amp;&amp;</span>
- <span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">_N2</span><span class="special">,</span> <span class="identifier">_D2</span><span class="special">&gt;::</span><span class="identifier">den</span> <span class="special">==</span> <span class="identifier">den</span>
- <span class="special">&gt;::</span><span class="identifier">type</span><span class="special">*</span> <span class="special">=</span> <span class="number">0</span><span class="special">)</span> <span class="special">{}</span>
-
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="identifier">intmax_t</span> <span class="identifier">_N2</span><span class="special">,</span> <span class="identifier">intmax_t</span> <span class="identifier">_D2</span><span class="special">&gt;</span>
- <span class="keyword">typename</span> <span class="identifier">enable_if_c</span>
- <span class="special">&lt;</span>
- <span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">_N2</span><span class="special">,</span> <span class="identifier">_D2</span><span class="special">&gt;::</span><span class="identifier">num</span> <span class="special">==</span> <span class="identifier">num</span> <span class="special">&amp;&amp;</span>
- <span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">_N2</span><span class="special">,</span> <span class="identifier">_D2</span><span class="special">&gt;::</span><span class="identifier">den</span> <span class="special">==</span> <span class="identifier">den</span><span class="special">,</span>
- <span class="identifier">ratio</span><span class="special">&amp;</span>
- <span class="special">&gt;::</span><span class="identifier">type</span>
- <span class="keyword">operator</span><span class="special">=(</span><span class="keyword">const</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">_N2</span><span class="special">,</span> <span class="identifier">_D2</span><span class="special">&gt;&amp;)</span> <span class="special">{</span><span class="keyword">return</span> <span class="special">*</span><span class="keyword">this</span><span class="special">;}</span>
-<span class="special">};</span>
-</pre>
-<p>
- A diagnostic will be emitted if <code class="computeroutput"><span class="identifier">ratio</span></code>
- is instantiated with <code class="computeroutput"><span class="identifier">D</span> <span class="special">==</span> <span class="number">0</span></code>, or
- if the absolute value of <code class="computeroutput"><span class="identifier">N</span></code>
- or <code class="computeroutput"><span class="identifier">D</span></code> can not be represented.
- <span class="bold"><strong>Note:</strong></span> These rules ensure that infinite
- ratios are avoided and that for any negative input, there exists a representable
- value of its absolute value which is positive. In a two's complement representation,
- this excludes the most negative value.
- </p>
-<p>
- Let <code class="computeroutput"><span class="identifier">gcd</span></code> denote the greatest
- common divisor of <code class="computeroutput"><span class="identifier">N</span></code>'s absolute
- value and of <code class="computeroutput"><span class="identifier">D</span></code>'s absolute
- value.
- </p>
-<div class="itemizedlist"><ul type="disc">
-<li>
-<code class="computeroutput"><span class="identifier">num</span></code> has the value <code class="computeroutput"><span class="identifier">sign</span><span class="special">(</span><span class="identifier">N</span><span class="special">)*</span><span class="identifier">sign</span><span class="special">(</span><span class="identifier">D</span><span class="special">)*</span><span class="identifier">abs</span><span class="special">(</span><span class="identifier">N</span><span class="special">)/</span><span class="identifier">gcd</span></code>.
- </li>
-<li>
-<code class="computeroutput"><span class="identifier">den</span></code> has the value <code class="computeroutput"><span class="identifier">abs</span><span class="special">(</span><span class="identifier">D</span><span class="special">)/</span><span class="identifier">gcd</span></code>.
- </li>
-</ul></div>
-<p>
- The nested typedef <code class="computeroutput"><span class="identifier">type</span></code>
- denotes the normalized form of this ratio type. It should be used when
- the template parameters don't give a normalized form.
- </p>
-<p>
- Two <code class="computeroutput"><span class="identifier">ratio</span></code> classes <code class="computeroutput"><span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">N1</span><span class="special">,</span><span class="identifier">D1</span><span class="special">&gt;</span></code> and <code class="computeroutput"><span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">N2</span><span class="special">,</span><span class="identifier">D2</span><span class="special">&gt;</span></code>
- have the same normalized form if <code class="computeroutput"><span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">N1</span><span class="special">,</span><span class="identifier">D1</span><span class="special">&gt;::</span><span class="identifier">type</span></code> is the same type as <code class="computeroutput"><span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">N2</span><span class="special">,</span><span class="identifier">D2</span><span class="special">&gt;::</span><span class="identifier">type</span></code>
- </p>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h5 class="title">
-<a name="boost_chrono.reference.ratio_hpp.ratio.construction_and_assignment"></a><a href="ratio_hpp.html#boost_chrono.reference.ratio_hpp.ratio.construction_and_assignment" title="Construction
- and assignment">Construction
- and assignment</a>
-</h5></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="identifier">intmax_t</span> <span class="identifier">N2</span><span class="special">,</span> <span class="identifier">intmax_t</span> <span class="identifier">D2</span><span class="special">&gt;</span>
- <span class="identifier">ratio</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">N2</span><span class="special">,</span> <span class="identifier">D2</span><span class="special">&gt;&amp;</span> <span class="identifier">r</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Effects:</strong></span> Constructs a <code class="computeroutput"><span class="identifier">ratio</span></code> object.
- </p>
-<p>
- <span class="bold"><strong>Remarks:</strong></span> This constructor will not participate
- in overload resolution unless <code class="computeroutput"><span class="identifier">r</span></code>
- has the same normalized form as <code class="computeroutput"><span class="special">*</span><span class="keyword">this</span></code>.
- </p>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="identifier">intmax_t</span> <span class="identifier">N2</span><span class="special">,</span> <span class="identifier">intmax_t</span> <span class="identifier">D2</span><span class="special">&gt;</span>
- <span class="identifier">ratio</span><span class="special">&amp;</span> <span class="keyword">operator</span><span class="special">=(</span><span class="keyword">const</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">N2</span><span class="special">,</span> <span class="identifier">D2</span><span class="special">&gt;&amp;</span> <span class="identifier">r</span><span class="special">);</span>
-</pre>
-<p>
- <span class="bold"><strong>Effects:</strong></span> Assigns a <code class="computeroutput"><span class="identifier">ratio</span></code>
- object.
- </p>
-<p>
- <span class="bold"><strong>Returns:</strong></span> *this.
- </p>
-<p>
- <span class="bold"><strong>Remarks:</strong></span> This operator will not participate
- in overload resolution unless <code class="computeroutput"><span class="identifier">r</span></code>
- has the same normalized form as <code class="computeroutput"><span class="special">*</span><span class="keyword">this</span></code>.
- </p>
-</div>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.ratio_hpp.ratio_arithmetic"></a><a href="ratio_hpp.html#boost_chrono.reference.ratio_hpp.ratio_arithmetic" title="
- ratio arithmetic">
- <code class="computeroutput"><span class="identifier">ratio</span></code> arithmetic</a>
-</h4></div></div></div>
-<p>
- For each of the class templates in this clause, each template parameter
- refers to a <code class="computeroutput"><span class="identifier">ratio</span></code>. If the
- implementation is unable to form the indicated <code class="computeroutput"><span class="identifier">ratio</span></code>
- due to overflow, a diagnostic will be issued.
- </p>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_add</span> <span class="special">{</span>
- <span class="keyword">typedef</span> <span class="special">[/</span><span class="identifier">see</span> <span class="identifier">below</span><span class="special">]</span> <span class="identifier">type</span><span class="special">;</span>
-<span class="special">};</span>
-</pre>
-<p>
- The nested typedef <code class="computeroutput"><span class="identifier">type</span></code>
- is a synonym for <code class="computeroutput"><span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">R1</span><span class="special">::</span><span class="identifier">num</span> <span class="special">*</span> <span class="identifier">R2</span><span class="special">::</span><span class="identifier">den</span> <span class="special">+</span> <span class="identifier">R2</span><span class="special">::</span><span class="identifier">num</span> <span class="special">*</span> <span class="identifier">R1</span><span class="special">::</span><span class="identifier">den</span><span class="special">,</span> <span class="identifier">R1</span><span class="special">::</span><span class="identifier">den</span> <span class="special">*</span> <span class="identifier">R2</span><span class="special">::</span><span class="identifier">den</span><span class="special">&gt;::</span><span class="identifier">type</span></code>.
- </p>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_subtract</span> <span class="special">{</span>
- <span class="keyword">typedef</span> <span class="special">[/</span><span class="identifier">see</span> <span class="identifier">below</span><span class="special">]</span> <span class="identifier">type</span><span class="special">;</span>
-<span class="special">};</span>
-</pre>
-<p>
- The nested typedef <code class="computeroutput"><span class="identifier">type</span></code>
- is a synonym for <code class="computeroutput"><span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">R1</span><span class="special">::</span><span class="identifier">num</span> <span class="special">*</span> <span class="identifier">R2</span><span class="special">::</span><span class="identifier">den</span> <span class="special">-</span> <span class="identifier">R2</span><span class="special">::</span><span class="identifier">num</span> <span class="special">*</span> <span class="identifier">R1</span><span class="special">::</span><span class="identifier">den</span><span class="special">,</span> <span class="identifier">R1</span><span class="special">::</span><span class="identifier">den</span> <span class="special">*</span> <span class="identifier">R2</span><span class="special">::</span><span class="identifier">den</span><span class="special">&gt;::</span><span class="identifier">type</span></code>.
- </p>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_multiply</span> <span class="special">{</span>
- <span class="keyword">typedef</span> <span class="special">[/</span><span class="identifier">see</span> <span class="identifier">below</span><span class="special">]</span> <span class="identifier">type</span><span class="special">;</span>
-<span class="special">};</span>
-</pre>
-<p>
- The nested typedef <code class="computeroutput"><span class="identifier">type</span></code>
- is a synonym for <code class="computeroutput"><span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">R1</span><span class="special">::</span><span class="identifier">num</span> <span class="special">*</span> <span class="identifier">R2</span><span class="special">::</span><span class="identifier">num</span><span class="special">,</span> <span class="identifier">R1</span><span class="special">::</span><span class="identifier">den</span> <span class="special">*</span> <span class="identifier">R2</span><span class="special">::</span><span class="identifier">den</span><span class="special">&gt;::</span><span class="identifier">type</span></code>.
- </p>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_divide</span> <span class="special">{</span>
- <span class="keyword">typedef</span> <span class="special">[/</span><span class="identifier">see</span> <span class="identifier">below</span><span class="special">]</span> <span class="identifier">type</span><span class="special">;</span>
-<span class="special">};</span>
-</pre>
-<p>
- The nested typedef <code class="computeroutput"><span class="identifier">type</span></code>
- is a synonym for <code class="computeroutput"><span class="identifier">ratio</span><span class="special">&lt;</span><span class="identifier">R1</span><span class="special">::</span><span class="identifier">num</span> <span class="special">*</span> <span class="identifier">R2</span><span class="special">::</span><span class="identifier">den</span><span class="special">,</span> <span class="identifier">R2</span><span class="special">::</span><span class="identifier">num</span> <span class="special">*</span> <span class="identifier">R1</span><span class="special">::</span><span class="identifier">den</span><span class="special">&gt;::</span><span class="identifier">type</span></code>.
- </p>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.ratio_hpp.ratio_comparison"></a><a href="ratio_hpp.html#boost_chrono.reference.ratio_hpp.ratio_comparison" title="
- ratio comparison">
- <code class="computeroutput"><span class="identifier">ratio</span></code> comparison</a>
-</h4></div></div></div>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_equal</span>
- <span class="special">:</span> <span class="keyword">public</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">integral_constant</span><span class="special">&lt;</span><span class="keyword">bool</span><span class="special">,</span> <span class="special">[/</span><span class="identifier">see</span> <span class="identifier">below</span><span class="special">]</span> <span class="special">&gt;</span> <span class="special">{};</span>
-</pre>
-<p>
- If R1::num <code class="literal">= R2::num &amp;&amp; R1::den =</code> R2::den, ratio_equal
- derives from true_type, else derives from false_type.
- </p>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span>
-<span class="keyword">struct</span> <span class="identifier">ratio_less</span>
- <span class="special">:</span> <span class="keyword">public</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">integral_constant</span><span class="special">&lt;</span><span class="keyword">bool</span><span class="special">,</span> <span class="special">[/</span><span class="identifier">see</span> <span class="identifier">below</span><span class="special">]</span> <span class="special">&gt;</span> <span class="special">{};</span>
-</pre>
-<p>
- If R1::num * R2::den &lt; R2::num * R1::den, ratio_less derives from true_type,
- else derives from false_type. Implementations are permitted to use more
- complex algorithms to compute the above relationship to avoid overflow.
- If the implementation is not able to avoid overflow, a diagnostic is emitted.
- </p>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_not_equal</span>
- <span class="special">:</span> <span class="keyword">public</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">integral_constant</span><span class="special">&lt;</span><span class="keyword">bool</span><span class="special">,</span> <span class="special">!</span><span class="identifier">ratio_equal</span><span class="special">&lt;</span><span class="identifier">R1</span><span class="special">,</span> <span class="identifier">R2</span><span class="special">&gt;::</span><span class="identifier">value</span><span class="special">&gt;</span> <span class="special">{};</span>
-
-<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_less_equal</span>
- <span class="special">:</span> <span class="keyword">public</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">integral_constant</span><span class="special">&lt;</span><span class="keyword">bool</span><span class="special">,</span> <span class="special">!</span><span class="identifier">ratio_less</span><span class="special">&lt;</span><span class="identifier">R2</span><span class="special">,</span> <span class="identifier">R1</span><span class="special">&gt;::</span><span class="identifier">value</span><span class="special">&gt;</span> <span class="special">{};</span>
-
-<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_greater</span>
- <span class="special">:</span> <span class="keyword">public</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">integral_constant</span><span class="special">&lt;</span><span class="keyword">bool</span><span class="special">,</span> <span class="identifier">ratio_less</span><span class="special">&lt;</span><span class="identifier">R2</span><span class="special">,</span> <span class="identifier">R1</span><span class="special">&gt;::</span><span class="identifier">value</span><span class="special">&gt;</span> <span class="special">{};</span>
-
-<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">R1</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">R2</span><span class="special">&gt;</span> <span class="keyword">struct</span> <span class="identifier">ratio_greater_equal</span>
- <span class="special">:</span> <span class="keyword">public</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">integral_constant</span><span class="special">&lt;</span><span class="keyword">bool</span><span class="special">,</span> <span class="special">!</span><span class="identifier">ratio_less</span><span class="special">&lt;</span><span class="identifier">R1</span><span class="special">,</span> <span class="identifier">R2</span><span class="special">&gt;::</span><span class="identifier">value</span><span class="special">&gt;</span> <span class="special">{};</span>
-</pre>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.ratio_hpp.ration_SI_typedefs"></a><a href="ratio_hpp.html#boost_chrono.reference.ratio_hpp.ration_SI_typedefs" title="
- SI typedefs">
- SI typedefs</a>
-</h4></div></div></div>
-<pre class="programlisting"><span class="comment">// convenience SI typedefs
-</span><span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1LL</span><span class="special">,</span> <span class="number">1000000000000000000LL</span><span class="special">&gt;</span> <span class="identifier">atto</span><span class="special">;</span>
-<span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1LL</span><span class="special">,</span> <span class="number">1000000000000000LL</span><span class="special">&gt;</span> <span class="identifier">femto</span><span class="special">;</span>
-<span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1LL</span><span class="special">,</span> <span class="number">1000000000000LL</span><span class="special">&gt;</span> <span class="identifier">pico</span><span class="special">;</span>
-<span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1LL</span><span class="special">,</span> <span class="number">1000000000LL</span><span class="special">&gt;</span> <span class="identifier">nano</span><span class="special">;</span>
-<span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1LL</span><span class="special">,</span> <span class="number">1000000LL</span><span class="special">&gt;</span> <span class="identifier">micro</span><span class="special">;</span>
-<span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1LL</span><span class="special">,</span> <span class="number">1000LL</span><span class="special">&gt;</span> <span class="identifier">milli</span><span class="special">;</span>
-<span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1LL</span><span class="special">,</span> <span class="number">100LL</span><span class="special">&gt;</span> <span class="identifier">centi</span><span class="special">;</span>
-<span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1LL</span><span class="special">,</span> <span class="number">10LL</span><span class="special">&gt;</span> <span class="identifier">deci</span><span class="special">;</span>
-<span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span> <span class="number">10LL</span><span class="special">,</span> <span class="number">1LL</span><span class="special">&gt;</span> <span class="identifier">deca</span><span class="special">;</span>
-<span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span> <span class="number">100LL</span><span class="special">,</span> <span class="number">1LL</span><span class="special">&gt;</span> <span class="identifier">hecto</span><span class="special">;</span>
-<span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span> <span class="number">1000LL</span><span class="special">,</span> <span class="number">1LL</span><span class="special">&gt;</span> <span class="identifier">kilo</span><span class="special">;</span>
-<span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span> <span class="number">1000000LL</span><span class="special">,</span> <span class="number">1LL</span><span class="special">&gt;</span> <span class="identifier">mega</span><span class="special">;</span>
-<span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span> <span class="number">1000000000LL</span><span class="special">,</span> <span class="number">1LL</span><span class="special">&gt;</span> <span class="identifier">giga</span><span class="special">;</span>
-<span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span> <span class="number">1000000000000LL</span><span class="special">,</span> <span class="number">1LL</span><span class="special">&gt;</span> <span class="identifier">tera</span><span class="special">;</span>
-<span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span> <span class="number">1000000000000000LL</span><span class="special">,</span> <span class="number">1LL</span><span class="special">&gt;</span> <span class="identifier">peta</span><span class="special">;</span>
-<span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1000000000000000000LL</span><span class="special">,</span> <span class="number">1LL</span><span class="special">&gt;</span> <span class="identifier">exa</span><span class="special">;</span>
-</pre>
-<p>
- Four of the typedefs in the recomendation which can be conditionally supported
- are not supported: yocto, zepto, zetta and yotta.
- </p>
-<pre class="programlisting"><span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1</span><span class="special">,</span> <span class="number">1000000000000000000000000</span><span class="special">&gt;</span> <span class="identifier">yocto</span><span class="special">;</span> <span class="comment">// conditionally supported
-</span><span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1</span><span class="special">,</span> <span class="number">1000000000000000000000</span><span class="special">&gt;</span> <span class="identifier">zepto</span><span class="special">;</span> <span class="comment">// conditionally supported
-</span><span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span> <span class="number">1000000000000000000000</span><span class="special">,</span> <span class="number">1</span><span class="special">&gt;</span> <span class="identifier">zetta</span><span class="special">;</span> <span class="comment">// conditionally supported
-</span><span class="keyword">typedef</span> <span class="identifier">ratio</span><span class="special">&lt;</span><span class="number">1000000000000000000000000</span><span class="special">,</span> <span class="number">1</span><span class="special">&gt;</span> <span class="identifier">yotta</span><span class="special">;</span> <span class="comment">// conditionally supported
-</span></pre>
-</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 © 2008 Howard Hinnant<br>Copyright © 2006 , 2008 Beman Dawes<br>Copyright © 2009 Vicente J. Botet Escriba<p>
- Distributed under the Boost Software License, Version 1.0. (See accompanying
- file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- </p>
-</div></td>
-</tr></table>
-<hr>
-<div class="spirit-nav">
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-<a name="boost_chrono.reference.timer_hpp"></a> Header <boost/chrono/timer.hpp>
-</h3></div></div></div>
-<div class="toc"><dl>
-<dt><span class="section"><a href="timer_hpp.html#boost_chrono.reference.timer_hpp.template_class__timer___">Template
- Class <code class="computeroutput"><span class="identifier">timer</span><span class="special">&lt;&gt;</span></code></a></span></dt>
-<dt><span class="section">timer useful typedefs</span></dt>
-</dl></div>
-<pre class="programlisting"><span class="keyword">namespace</span> <span class="identifier">boost</span> <span class="special">{</span> <span class="keyword">namespace</span> <span class="identifier">chrono</span> <span class="special">{</span>
- <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">&gt;</span> <span class="keyword">class</span> <span class="identifier">timer</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="special">&lt;</span><span class="identifier">see</span> <span class="identifier">above</span><span class="special">&gt;</span> <span class="identifier">system_timer</span><span class="special">;</span>
- <span class="preprocessor">#ifdef</span> <span class="identifier">BOOST_CHRONO_HAS_CLOCK_MONOTONIC</span>
- <span class="keyword">typedef</span> <span class="special">&lt;</span><span class="identifier">see</span> <span class="identifier">above</span><span class="special">&gt;</span> <span class="identifier">monotonic_timer</span><span class="special">;</span>
- <span class="preprocessor">#endif</span>
- <span class="keyword">typedef</span> <span class="special">&lt;</span><span class="identifier">see</span> <span class="identifier">above</span><span class="special">&gt;</span> <span class="identifier">high_resolution_timer</span><span class="special">;</span>
-<span class="special">}}</span>
-</pre>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.timer_hpp.template_class__timer___"></a><a href="timer_hpp.html#boost_chrono.reference.timer_hpp.template_class__timer___" title="Template
- Class timer&lt;&gt;">Template
- Class <code class="computeroutput"><span class="identifier">timer</span><span class="special">&lt;&gt;</span></code></a>
-</h4></div></div></div>
-<p>
- Knowing how long a part of a program takes to execute is useful in both
- test and production environments. A <code class="computeroutput"><span class="identifier">timer</span></code>
- object measures elapsed time. It is recommended to use it with clocks that
- measure wall clock rather than CPU time since the intended use is performance
- measurement on systems where total elapsed time is more important than
- just process or CPU time.
- </p>
-<p>
- The maximum measurable elapsed time depends on the Clock parameter. The
- accuracy of timings depends on the accuracy of timing information provided
- the Clock, and this coudl varies a great deal from one clock to another.
- </p>
-<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Clock</span><span class="special">&gt;</span> <span class="keyword">class</span> <span class="identifier">timer</span> <span class="special">{</span>
-<span class="keyword">public</span><span class="special">:</span>
- <span class="keyword">typedef</span> <span class="identifier">Clock</span> <span class="identifier">clock</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="keyword">typename</span> <span class="identifier">Clock</span><span class="special">::</span><span class="identifier">duration</span> <span class="identifier">duration</span><span class="special">;</span>
- <span class="keyword">typedef</span> <span class="keyword">typename</span> <span class="identifier">Clock</span><span class="special">::</span><span class="identifier">time_point</span> <span class="identifier">time_point</span><span class="special">;</span>
-
- <span class="keyword">explicit</span> <span class="identifier">timer</span><span class="special">(</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
-
- <span class="special">~</span><span class="identifier">timer</span><span class="special">();</span>
-
- <span class="keyword">void</span> <span class="identifier">start</span><span class="special">(</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
- <span class="identifier">duration</span> <span class="identifier">elapsed</span><span class="special">(</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span> <span class="special">=</span> <span class="identifier">system</span><span class="special">::</span><span class="identifier">throws</span> <span class="special">);</span>
-
-<span class="special">};</span>
-</pre>
-</div>
-<div class="section" lang="en">
-<div class="titlepage"><div><div><h4 class="title">
-<a name="boost_chrono.reference.timer_hpp._timer__useful_typedefs"></a>timer useful typedefs
-</h4></div></div></div>
-<pre class="programlisting"><span class="keyword">typedef</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">chrono</span><span class="special">::</span><span class="identifier">timer</span><span class="special">&lt;</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">chrono</span><span class="special">::</span><span class="identifier">system_clock</span> <span class="special">&gt;</span> <span class="identifier">system_timer</span><span class="special">;</span>
-<span class="preprocessor">#ifdef</span> <span class="identifier">BOOST_CHRONO_HAS_CLOCK_MONOTONIC</span>
-<span class="keyword">typedef</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">chrono</span><span class="special">::</span><span class="identifier">timer</span><span class="special">&lt;</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">chrono</span><span class="special">::</span><span class="identifier">monotonic_clock</span> <span class="special">&gt;</span> <span class="identifier">monotonic_timer</span><span class="special">;</span>
-<span class="preprocessor">#endif</span>
-<span class="keyword">typedef</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">chrono</span><span class="special">::</span><span class="identifier">timer</span><span class="special">&lt;</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">chrono</span><span class="special">::</span><span class="identifier">high_resolution_clock</span> <span class="special">&gt;</span> <span class="identifier">high_resolution_timer</span><span class="special">;</span>
-</pre>
-</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 © 2008 Howard Hinnant<br>Copyright © 2006 , 2008 Beman Dawes<br>Copyright © 2009 Vicente J. Botet Escriba<p>
- Distributed under the Boost Software License, Version 1.0. (See accompanying
- file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- </p>
-</div></td>
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- SI typedefs</a></span></dt>
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- <code class="computeroutput"><span class="identifier">high_resolution_clock</span></code></a></span></dt>
-</dl></dd>
-<dt><span class="section"> Header <boost/chrono/timer.hpp></span></dt>
-<dt><span class="section"> Header <boost/chrono/process_times.hpp></span></dt>
-</dl></div>
-</div>
-<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
-<td align="left"></td>
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- Distributed under the Boost Software License, Version 1.0. (See accompanying
- file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- </p>
-</div></td>
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