Update Boost to 1.52.0.

Change-Id: I1e56bea2600bf2ed9c5b3aba8c4f9d2a0f350e77
author: Remko Tronçon <git@el-tramo.be> 2012-12-23 13:16:26 (GMT)
committer: Remko Tronçon <git@el-tramo.be> 2012-12-23 14:43:26 (GMT)
commit: 491ddd570a752cf9bda85933bed0c6942e39b1f9 (patch)
tree: 10c25c1be8cc08d0497df1dccd56a10fbb30beee /3rdParty/Boost/src/boost/chrono
parent: da7d7a0ca71b80281aa9ff2526290b61ccb0cc60 (diff)
download: swift-491ddd570a752cf9bda85933bed0c6942e39b1f9.zip
swift-491ddd570a752cf9bda85933bed0c6942e39b1f9.tar.bz2
14 files changed, 2353 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/chrono/ceil.hpp b/3rdParty/Boost/src/boost/chrono/ceil.hpp
new file mode 100644
index 0000000..7fbf9dd
--- /dev/null
+++ b/3rdParty/Boost/src/boost/chrono/ceil.hpp
@@ -0,0 +1,36 @@
+//  boost/chrono/round.hpp  ------------------------------------------------------------//
+
+//  (C) Copyright Howard Hinnant
+//  Copyright 2011 Vicente J. Botet Escriba
+
+//  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)
+
+//  See http://www.boost.org/libs/chrono for documentation.
+
+#ifndef BOOST_CHRONO_CEIL_HPP
+#define BOOST_CHRONO_CEIL_HPP
+
+#include <boost/chrono/duration.hpp>
+
+namespace boost
+{
+  namespace chrono
+  {
+
+    /**
+     * rounds up
+     */
+    template <class To, class Rep, class Period>
+    To ceil(const duration<Rep, Period>& d)
+    {
+        To t = duration_cast<To>(d);
+        if (t < d)
+            ++t;
+        return t;
+    }
+
+  } // namespace chrono
+} // namespace boost
+
+#endif
diff --git a/3rdParty/Boost/src/boost/chrono/chrono.hpp b/3rdParty/Boost/src/boost/chrono/chrono.hpp
new file mode 100644
index 0000000..ebc29d8
--- /dev/null
+++ b/3rdParty/Boost/src/boost/chrono/chrono.hpp
@@ -0,0 +1,15 @@
+//  chrono.hpp  --------------------------------------------------------------//
+
+//  Copyright 2009-2011 Vicente J. Botet Escriba
+
+//  Distributed under the Boost Software License, Version 1.0.
+//  See http://www.boost.org/LICENSE_1_0.txt
+
+#ifndef BOOST_CHRONO_CHRONO_HPP
+#define BOOST_CHRONO_CHRONO_HPP
+
+#include <boost/chrono/duration.hpp>
+#include <boost/chrono/time_point.hpp>
+#include <boost/chrono/system_clocks.hpp>
+
+#endif // BOOST_CHRONO_CHRONO_HPP
diff --git a/3rdParty/Boost/src/boost/chrono/clock_string.hpp b/3rdParty/Boost/src/boost/chrono/clock_string.hpp
new file mode 100644
index 0000000..af025f2
--- /dev/null
+++ b/3rdParty/Boost/src/boost/chrono/clock_string.hpp
@@ -0,0 +1,25 @@
+//
+//  (C) Copyright 2010-2011 Vicente J. Botet Escriba
+//  Use, modification and distribution are subject to 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).
+//
+
+#ifndef BOOST_CHRONO_CLOCK_STRING_HPP
+#define BOOST_CHRONO_CLOCK_STRING_HPP
+
+#include <string>
+
+namespace boost
+{
+  namespace chrono
+  {
+
+    template<class Clock, class CharT>
+    struct clock_string;
+
+  } // chrono
+
+} // boost
+
+#endif  // BOOST_CHRONO_CLOCK_STRING_HPP
diff --git a/3rdParty/Boost/src/boost/chrono/config.hpp b/3rdParty/Boost/src/boost/chrono/config.hpp
new file mode 100644
index 0000000..7812dad
--- /dev/null
+++ b/3rdParty/Boost/src/boost/chrono/config.hpp
@@ -0,0 +1,215 @@
+//  boost/chrono/config.hpp  -------------------------------------------------//
+
+//  Copyright Beman Dawes 2003, 2006, 2008
+//  Copyright 2009-2011 Vicente J. Botet Escriba
+
+//  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)
+
+//  See http://www.boost.org/libs/chrono for documentation.
+
+#ifndef BOOST_CHRONO_CONFIG_HPP
+#define BOOST_CHRONO_CONFIG_HPP
+
+#include <boost/config.hpp>
+
+#if !defined BOOST_CHRONO_VERSION
+#define BOOST_CHRONO_VERSION 1
+#else
+#if BOOST_CHRONO_VERSION!=1  && BOOST_CHRONO_VERSION!=2
+#error "BOOST_CHRONO_VERSION must be 1 or 2"
+#endif
+#endif
+
+#if defined(BOOST_CHRONO_SOURCE) && !defined(BOOST_USE_WINDOWS_H)
+#define BOOST_USE_WINDOWS_H
+#endif
+
+#if ! defined BOOST_CHRONO_PROVIDES_DATE_IO_FOR_SYSTEM_CLOCK_TIME_POINT \
+    && ! defined BOOST_CHRONO_DONT_PROVIDE_DATE_IO_FOR_SYSTEM_CLOCK_TIME_POINT
+
+# define BOOST_CHRONO_DONT_PROVIDE_DATE_IO_FOR_SYSTEM_CLOCK_TIME_POINT
+
+#endif
+
+//  BOOST_CHRONO_POSIX_API, BOOST_CHRONO_MAC_API, or BOOST_CHRONO_WINDOWS_API
+//  can be defined by the user to specify which API should be used
+
+#if defined(BOOST_CHRONO_WINDOWS_API)
+# warning Boost.Chrono will use the Windows API
+#elif defined(BOOST_CHRONO_MAC_API)
+# warning Boost.Chrono will use the Mac API
+#elif defined(BOOST_CHRONO_POSIX_API)
+# warning Boost.Chrono will use the POSIX API
+#endif
+
+# if defined( BOOST_CHRONO_WINDOWS_API ) && defined( BOOST_CHRONO_POSIX_API )
+#   error both BOOST_CHRONO_WINDOWS_API and BOOST_CHRONO_POSIX_API are defined
+# elif defined( BOOST_CHRONO_WINDOWS_API ) && defined( BOOST_CHRONO_MAC_API )
+#   error both BOOST_CHRONO_WINDOWS_API and BOOST_CHRONO_MAC_API are defined
+# elif defined( BOOST_CHRONO_MAC_API ) && defined( BOOST_CHRONO_POSIX_API )
+#   error both BOOST_CHRONO_MAC_API and BOOST_CHRONO_POSIX_API are defined
+# elif !defined( BOOST_CHRONO_WINDOWS_API ) && !defined( BOOST_CHRONO_MAC_API ) && !defined( BOOST_CHRONO_POSIX_API )
+#   if (defined(_WIN32) || defined(__WIN32__) || defined(WIN32))
+#     define BOOST_CHRONO_WINDOWS_API
+#   elif defined(macintosh) || defined(__APPLE__) || defined(__APPLE_CC__)
+#     define BOOST_CHRONO_MAC_API
+#   else
+#     define BOOST_CHRONO_POSIX_API
+#   endif
+# endif
+
+# if defined( BOOST_CHRONO_WINDOWS_API )
+#   ifndef UNDER_CE
+#     define BOOST_CHRONO_HAS_PROCESS_CLOCKS
+#   endif
+#   define BOOST_CHRONO_HAS_CLOCK_STEADY
+#   define BOOST_CHRONO_HAS_THREAD_CLOCK
+#   define BOOST_CHRONO_THREAD_CLOCK_IS_STEADY true
+# endif
+
+# if defined( BOOST_CHRONO_MAC_API )
+#   define BOOST_CHRONO_HAS_PROCESS_CLOCKS
+#   define BOOST_CHRONO_HAS_CLOCK_STEADY
+#   define BOOST_CHRONO_THREAD_CLOCK_IS_STEADY true
+# endif
+
+# if defined( BOOST_CHRONO_POSIX_API )
+#   define BOOST_CHRONO_HAS_PROCESS_CLOCKS
+#   include <time.h>  //to check for CLOCK_REALTIME and CLOCK_MONOTONIC and _POSIX_THREAD_CPUTIME
+#   if defined(CLOCK_MONOTONIC)
+#      define BOOST_CHRONO_HAS_CLOCK_STEADY
+#   endif
+#   if defined(_POSIX_THREAD_CPUTIME) && !defined(BOOST_DISABLE_THREADS)
+#     define BOOST_CHRONO_HAS_THREAD_CLOCK
+#     define BOOST_CHRONO_THREAD_CLOCK_IS_STEADY true
+#   endif
+#   if defined(CLOCK_THREAD_CPUTIME_ID) && !defined(BOOST_DISABLE_THREADS)
+#     define BOOST_CHRONO_HAS_THREAD_CLOCK
+#     define BOOST_CHRONO_THREAD_CLOCK_IS_STEADY true
+#   endif
+#   if defined(sun) || defined(__sun)
+#     undef BOOST_CHRONO_HAS_THREAD_CLOCK
+#     undef BOOST_CHRONO_THREAD_CLOCK_IS_STEADY
+#   endif
+#   if defined(__HP_aCC) && defined(__hpux)
+#     undef BOOST_CHRONO_HAS_THREAD_CLOCK
+#     undef BOOST_CHRONO_THREAD_CLOCK_IS_STEADY
+#   endif
+# endif
+
+#if defined(BOOST_CHRONO_THREAD_DISABLED) && defined(BOOST_CHRONO_HAS_THREAD_CLOCK)
+#undef BOOST_CHRONO_HAS_THREAD_CLOCK
+#undef BOOST_CHRONO_THREAD_CLOCK_IS_STEADY
+#endif
+
+//#undef BOOST_CHRONO_HAS_PROCESS_CLOCKS
+
+// unicode support  ------------------------------//
+
+#if defined(BOOST_NO_CXX11_UNICODE_LITERALS) || defined(BOOST_NO_CXX11_CHAR16_T) || defined(BOOST_NO_CXX11_CHAR32_T)
+//~ #define BOOST_CHRONO_HAS_UNICODE_SUPPORT
+#else
+#define BOOST_CHRONO_HAS_UNICODE_SUPPORT 1
+#endif
+
+#if ! defined BOOST_NOEXCEPT
+#if defined(BOOST_NO_CXX11_NOEXCEPT)
+#define BOOST_NOEXCEPT
+#else
+#define BOOST_NOEXCEPT noexcept
+#endif
+#endif
+
+#if defined( BOOST_NO_CXX11_NUMERIC_LIMITS )
+#define BOOST_CHRONO_LIB_CONSTEXPR
+#else
+#define BOOST_CHRONO_LIB_CONSTEXPR BOOST_CONSTEXPR
+#endif
+
+#if defined( BOOST_NO_CXX11_NUMERIC_LIMITS )
+#  define BOOST_CHRONO_LIB_NOEXCEPT_OR_THROW throw()
+#else
+#ifdef BOOST_NO_NOEXCEPT
+#  define BOOST_CHRONO_LIB_NOEXCEPT_OR_THROW throw()
+#else
+#  define BOOST_CHRONO_LIB_NOEXCEPT_OR_THROW noexcept
+#endif
+#endif
+
+
+#if defined BOOST_CHRONO_PROVIDE_HYBRID_ERROR_HANDLING \
+ && defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
+#error "BOOST_CHRONO_PROVIDE_HYBRID_ERROR_HANDLING && BOOST_CHRONO_PROVIDE_HYBRID_ERROR_HANDLING defined"
+#endif
+
+#if defined BOOST_CHRONO_PROVIDES_DEPRECATED_IO_SINCE_V2_0_0 \
+ && defined BOOST_CHRONO_DONT_PROVIDES_DEPRECATED_IO_SINCE_V2_0_0
+#error "BOOST_CHRONO_PROVIDES_DEPRECATED_IO_SINCE_V2_0_0 && BOOST_CHRONO_DONT_PROVIDES_DEPRECATED_IO_SINCE_V2_0_0 defined"
+#endif
+
+#if ! defined BOOST_CHRONO_PROVIDE_HYBRID_ERROR_HANDLING \
+ && ! defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
+#define BOOST_CHRONO_PROVIDE_HYBRID_ERROR_HANDLING
+#endif
+
+#if (BOOST_CHRONO_VERSION == 2)
+#if ! defined BOOST_CHRONO_PROVIDES_DEPRECATED_IO_SINCE_V2_0_0 \
+ && ! defined BOOST_CHRONO_DONT_PROVIDES_DEPRECATED_IO_SINCE_V2_0_0
+#define BOOST_CHRONO_DONT_PROVIDES_DEPRECATED_IO_SINCE_V2_0_0
+#endif
+#endif
+
+#ifdef BOOST_CHRONO_HEADER_ONLY
+#define BOOST_CHRONO_INLINE inline
+#define BOOST_CHRONO_STATIC inline
+#define BOOST_CHRONO_DECL
+
+#else
+#define BOOST_CHRONO_INLINE
+#define BOOST_CHRONO_STATIC static
+
+//  enable dynamic linking on Windows  ---------------------------------------//
+
+// we need to import/export our code only if the user has specifically
+// asked for it by defining either BOOST_ALL_DYN_LINK if they want all boost
+// libraries to be dynamically linked, or BOOST_CHRONO_DYN_LINK
+// if they want just this one to be dynamically liked:
+#if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_CHRONO_DYN_LINK)
+// export if this is our own source, otherwise import:
+#ifdef BOOST_CHRONO_SOURCE
+# define BOOST_CHRONO_DECL BOOST_SYMBOL_EXPORT
+#else
+# define BOOST_CHRONO_DECL BOOST_SYMBOL_IMPORT
+#endif  // BOOST_CHRONO_SOURCE
+#endif  // DYN_LINK
+//
+// if BOOST_CHRONO_DECL isn't defined yet define it now:
+#ifndef BOOST_CHRONO_DECL
+#define BOOST_CHRONO_DECL
+#endif
+
+
+
+//  enable automatic library variant selection  ------------------------------//
+
+#if !defined(BOOST_CHRONO_SOURCE) && !defined(BOOST_ALL_NO_LIB) && !defined(BOOST_CHRONO_NO_LIB)
+//
+// Set the name of our library; this will get undef'ed by auto_link.hpp
+// once it's done with it:
+//
+#define BOOST_LIB_NAME boost_chrono
+//
+// If we're importing code from a dll, then tell auto_link.hpp about it:
+//
+#if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_CHRONO_DYN_LINK)
+#  define BOOST_DYN_LINK
+#endif
+//
+// And include the header that does the work:
+//
+#include <boost/config/auto_link.hpp>
+#endif  // auto-linking disabled
+#endif // BOOST_CHRONO_HEADER_ONLY
+#endif // BOOST_CHRONO_CONFIG_HPP
+
diff --git a/3rdParty/Boost/src/boost/chrono/detail/inlined/chrono.hpp b/3rdParty/Boost/src/boost/chrono/detail/inlined/chrono.hpp
new file mode 100644
index 0000000..0278843
--- /dev/null
+++ b/3rdParty/Boost/src/boost/chrono/detail/inlined/chrono.hpp
@@ -0,0 +1,44 @@
+//  chrono.cpp  --------------------------------------------------------------//
+
+//  Copyright Beman Dawes 2008
+//  Copyright Vicente J. Botet Escriba 2009
+
+//  Distributed under the Boost Software License, Version 1.0.
+//  See http://www.boost.org/LICENSE_1_0.txt
+
+#ifndef BOOST_CHRONO_DETAIL_INLINED_CHRONO_HPP
+#define BOOST_CHRONO_DETAIL_INLINED_CHRONO_HPP
+
+#include <boost/version.hpp>
+#include <boost/chrono/chrono.hpp>
+#include <boost/system/system_error.hpp>
+#include <boost/throw_exception.hpp>
+#include <boost/chrono/detail/system.hpp>
+
+//----------------------------------------------------------------------------//
+//                                                                            //
+//                     Platform-specific Implementations                      //
+//                                                                            //
+//----------------------------------------------------------------------------//
+
+//----------------------------------------------------------------------------//
+//                                Windows                                     //
+//----------------------------------------------------------------------------//
+#if defined(BOOST_CHRONO_WINDOWS_API)
+#include <boost/chrono/detail/inlined/win/chrono.hpp>
+
+//----------------------------------------------------------------------------//
+//                                 Mac                                        //
+//----------------------------------------------------------------------------//
+#elif defined(BOOST_CHRONO_MAC_API)
+#include <boost/chrono/detail/inlined/mac/chrono.hpp>
+
+//----------------------------------------------------------------------------//
+//                                POSIX                                     //
+//----------------------------------------------------------------------------//
+#elif defined(BOOST_CHRONO_POSIX_API)
+#include <boost/chrono/detail/inlined/posix/chrono.hpp>
+
+#endif  // POSIX
+
+#endif
diff --git a/3rdParty/Boost/src/boost/chrono/detail/inlined/mac/chrono.hpp b/3rdParty/Boost/src/boost/chrono/detail/inlined/mac/chrono.hpp
new file mode 100644
index 0000000..bf20ae9
--- /dev/null
+++ b/3rdParty/Boost/src/boost/chrono/detail/inlined/mac/chrono.hpp
@@ -0,0 +1,241 @@
+//  mac/chrono.cpp  --------------------------------------------------------------//
+
+//  Copyright Beman Dawes 2008
+//  Copyright 2009-2010 Vicente J. Botet Escriba
+
+//  Distributed under the Boost Software License, Version 1.0.
+//  See http://www.boost.org/LICENSE_1_0.txt
+
+
+//----------------------------------------------------------------------------//
+//                                 Mac                                        //
+//----------------------------------------------------------------------------//
+
+#include <sys/time.h> //for gettimeofday and timeval
+#include <mach/mach_time.h>  // mach_absolute_time, mach_timebase_info_data_t
+
+namespace boost
+{
+namespace chrono
+{
+
+// system_clock
+
+// gettimeofday is the most precise "system time" available on this platform.
+// It returns the number of microseconds since New Years 1970 in a struct called timeval
+// which has a field for seconds and a field for microseconds.
+//    Fill in the timeval and then convert that to the time_point
+system_clock::time_point
+system_clock::now() BOOST_NOEXCEPT
+{
+    timeval tv;
+    gettimeofday(&tv, 0);
+    return time_point(seconds(tv.tv_sec) + microseconds(tv.tv_usec));
+}
+
+#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
+system_clock::time_point
+system_clock::now(system::error_code & ec)
+{
+    timeval tv;
+    gettimeofday(&tv, 0);
+    if (!BOOST_CHRONO_IS_THROWS(ec)) 
+    {
+        ec.clear();
+    }
+    return time_point(seconds(tv.tv_sec) + microseconds(tv.tv_usec));
+}
+#endif
+// Take advantage of the fact that on this platform time_t is nothing but
+//    an integral count of seconds since New Years 1970 (same epoch as timeval).
+//    Just get the duration out of the time_point and truncate it to seconds.
+time_t
+system_clock::to_time_t(const time_point& t) BOOST_NOEXCEPT
+{
+    return time_t(duration_cast<seconds>(t.time_since_epoch()).count());
+}
+
+// Just turn the time_t into a count of seconds and construct a time_point with it.
+system_clock::time_point
+system_clock::from_time_t(time_t t) BOOST_NOEXCEPT
+{
+    return system_clock::time_point(seconds(t));
+}
+
+namespace chrono_detail
+{
+
+// steady_clock
+
+// Note, in this implementation steady_clock and high_resolution_clock
+//   are the same clock.  They are both based on mach_absolute_time().
+//   mach_absolute_time() * MachInfo.numer / MachInfo.denom is the number of
+//   nanoseconds since the computer booted up.  MachInfo.numer and MachInfo.denom
+//   are run time constants supplied by the OS.  This clock has no relationship
+//   to the Gregorian calendar.  It's main use is as a high resolution timer.
+
+// MachInfo.numer / MachInfo.denom is often 1 on the latest equipment.  Specialize
+//   for that case as an optimization.
+BOOST_CHRONO_STATIC
+steady_clock::rep
+steady_simplified()
+{
+    return mach_absolute_time();
+}
+
+#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
+BOOST_CHRONO_STATIC
+steady_clock::rep
+steady_simplified_ec(system::error_code & ec)
+{
+    if (!BOOST_CHRONO_IS_THROWS(ec)) 
+    {
+        ec.clear();
+    }
+    return mach_absolute_time();
+}
+#endif
+
+BOOST_CHRONO_STATIC
+double
+compute_steady_factor(kern_return_t& err)
+{
+    mach_timebase_info_data_t MachInfo;
+    err = mach_timebase_info(&MachInfo);
+    if ( err != 0  ) {
+        return 0;
+    }
+    return static_cast<double>(MachInfo.numer) / MachInfo.denom;
+}
+
+BOOST_CHRONO_STATIC
+steady_clock::rep
+steady_full()
+{
+    static kern_return_t err;
+    static const double factor = chrono_detail::compute_steady_factor(err);
+    if (err != 0) 
+    {
+      BOOST_ASSERT(0 && "Boost::Chrono - Internal Error");
+    }
+    return static_cast<steady_clock::rep>(mach_absolute_time() * factor);
+}
+
+#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
+BOOST_CHRONO_STATIC
+steady_clock::rep
+steady_full_ec(system::error_code & ec)
+{
+    static kern_return_t err;
+    static const double factor = chrono_detail::compute_steady_factor(err);
+    if (err != 0) 
+    {
+        if (BOOST_CHRONO_IS_THROWS(ec))
+        {
+            boost::throw_exception(
+                    system::system_error( 
+                            err, 
+                            BOOST_CHRONO_SYSTEM_CATEGORY, 
+                            "chrono::steady_clock" ));
+        } 
+        else
+        {
+            ec.assign( errno, BOOST_CHRONO_SYSTEM_CATEGORY );
+            return steady_clock::rep();
+        }
+    }
+    if (!BOOST_CHRONO_IS_THROWS(ec)) 
+    {
+        ec.clear();
+    }
+    return static_cast<steady_clock::rep>(mach_absolute_time() * factor);
+}
+#endif
+
+typedef steady_clock::rep (*FP)();
+#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
+typedef steady_clock::rep (*FP_ec)(system::error_code &);
+#endif
+
+BOOST_CHRONO_STATIC
+FP
+init_steady_clock(kern_return_t & err)
+{
+    mach_timebase_info_data_t MachInfo;
+    err = mach_timebase_info(&MachInfo);
+    if ( err != 0  ) 
+    {
+        return 0;
+    }
+
+    if (MachInfo.numer == MachInfo.denom)
+    {
+        return &chrono_detail::steady_simplified;
+    }
+    return &chrono_detail::steady_full;
+}
+
+#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
+BOOST_CHRONO_STATIC
+FP_ec
+init_steady_clock_ec(kern_return_t & err)
+{
+    mach_timebase_info_data_t MachInfo;
+    err = mach_timebase_info(&MachInfo);
+    if ( err != 0  ) 
+    {
+        return 0;
+    }
+
+    if (MachInfo.numer == MachInfo.denom) 
+    {
+        return &chrono_detail::steady_simplified_ec;
+    }
+    return &chrono_detail::steady_full_ec;
+}
+#endif
+}
+
+steady_clock::time_point
+steady_clock::now() BOOST_NOEXCEPT
+{
+    static kern_return_t err;
+    static chrono_detail::FP fp = chrono_detail::init_steady_clock(err);
+    if ( err != 0  ) 
+    {     
+      BOOST_ASSERT(0 && "Boost::Chrono - Internal Error");
+    }
+    return time_point(duration(fp()));
+}
+
+#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
+steady_clock::time_point
+steady_clock::now(system::error_code & ec)
+{
+    static kern_return_t err;
+    static chrono_detail::FP_ec fp = chrono_detail::init_steady_clock_ec(err);
+    if ( err != 0  ) 
+    {
+        if (BOOST_CHRONO_IS_THROWS(ec))
+        {
+            boost::throw_exception(
+                    system::system_error( 
+                            err, 
+                            BOOST_CHRONO_SYSTEM_CATEGORY, 
+                            "chrono::steady_clock" ));
+        }
+        else
+        {
+            ec.assign( err, BOOST_CHRONO_SYSTEM_CATEGORY );
+            return time_point();
+        }
+    }
+    if (!BOOST_CHRONO_IS_THROWS(ec)) 
+    {
+        ec.clear();
+    }
+    return time_point(duration(fp(ec)));
+}
+#endif
+}  // namespace chrono
+}  // namespace boost
diff --git a/3rdParty/Boost/src/boost/chrono/detail/inlined/posix/chrono.hpp b/3rdParty/Boost/src/boost/chrono/detail/inlined/posix/chrono.hpp
new file mode 100644
index 0000000..e35a7ce
--- /dev/null
+++ b/3rdParty/Boost/src/boost/chrono/detail/inlined/posix/chrono.hpp
@@ -0,0 +1,120 @@
+//  posix/chrono.cpp  --------------------------------------------------------------//
+
+//  Copyright Beman Dawes 2008
+//  Copyright Vicente J. Botet Escriba 2009
+
+//  Distributed under the Boost Software License, Version 1.0.
+//  See http://www.boost.org/LICENSE_1_0.txt
+
+//----------------------------------------------------------------------------//
+//                                POSIX                                     //
+//----------------------------------------------------------------------------//
+
+#include <time.h>  // for clock_gettime
+
+namespace boost
+{
+namespace chrono
+{
+
+  system_clock::time_point system_clock::now() BOOST_NOEXCEPT
+  {
+    timespec ts;
+    if ( ::clock_gettime( CLOCK_REALTIME, &ts ) )
+    {
+      BOOST_ASSERT(0 && "Boost::Chrono - Internal Error");
+    }
+
+    return time_point(duration(
+      static_cast<system_clock::rep>( ts.tv_sec ) * 1000000000 + ts.tv_nsec));
+  }
+
+#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
+  system_clock::time_point system_clock::now(system::error_code & ec)
+  {
+    timespec ts;
+    if ( ::clock_gettime( CLOCK_REALTIME, &ts ) )
+    {
+        if (BOOST_CHRONO_IS_THROWS(ec))
+        {
+            boost::throw_exception(
+                    system::system_error( 
+                            errno, 
+                            BOOST_CHRONO_SYSTEM_CATEGORY, 
+                            "chrono::system_clock" ));
+        }
+        else
+        {
+            ec.assign( errno, BOOST_CHRONO_SYSTEM_CATEGORY );
+            return time_point();
+        }
+    }
+
+    if (!BOOST_CHRONO_IS_THROWS(ec)) 
+    {
+        ec.clear();
+    }
+    return time_point(duration(
+      static_cast<system_clock::rep>( ts.tv_sec ) * 1000000000 + ts.tv_nsec));
+  }
+#endif
+
+  std::time_t system_clock::to_time_t(const system_clock::time_point& t) BOOST_NOEXCEPT
+  {
+      return static_cast<std::time_t>( t.time_since_epoch().count() / 1000000000 );
+  }
+
+  system_clock::time_point system_clock::from_time_t(std::time_t t) BOOST_NOEXCEPT
+  {
+      return time_point(duration(static_cast<system_clock::rep>(t) * 1000000000));
+  }
+
+#ifdef BOOST_CHRONO_HAS_CLOCK_STEADY
+
+  steady_clock::time_point steady_clock::now() BOOST_NOEXCEPT
+  {
+    timespec ts;
+    if ( ::clock_gettime( CLOCK_MONOTONIC, &ts ) )
+    {
+      BOOST_ASSERT(0 && "Boost::Chrono - Internal Error");
+    }
+
+    return time_point(duration(
+      static_cast<steady_clock::rep>( ts.tv_sec ) * 1000000000 + ts.tv_nsec));
+  }
+
+#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
+  steady_clock::time_point steady_clock::now(system::error_code & ec)
+  {
+    timespec ts;
+    if ( ::clock_gettime( CLOCK_MONOTONIC, &ts ) )
+    {
+        if (BOOST_CHRONO_IS_THROWS(ec))
+        {
+            boost::throw_exception(
+                    system::system_error( 
+                            errno, 
+                            BOOST_CHRONO_SYSTEM_CATEGORY, 
+                            "chrono::steady_clock" ));
+        }
+        else
+        {
+            ec.assign( errno, BOOST_CHRONO_SYSTEM_CATEGORY );
+            return time_point();
+        }
+    }
+
+    if (!BOOST_CHRONO_IS_THROWS(ec)) 
+    {
+        ec.clear();
+    }
+    return time_point(duration(
+      static_cast<steady_clock::rep>( ts.tv_sec ) * 1000000000 + ts.tv_nsec));
+  }
+#endif
+#endif
+
+}  // namespace chrono
+}  // namespace boost
+
+
diff --git a/3rdParty/Boost/src/boost/chrono/detail/inlined/win/chrono.hpp b/3rdParty/Boost/src/boost/chrono/detail/inlined/win/chrono.hpp
new file mode 100644
index 0000000..75160db
--- /dev/null
+++ b/3rdParty/Boost/src/boost/chrono/detail/inlined/win/chrono.hpp
@@ -0,0 +1,160 @@
+//  win/chrono.cpp  --------------------------------------------------------------//
+
+//  Copyright Beman Dawes 2008
+//  Copyright 2009-2010 Vicente J. Botet Escriba
+
+//  Distributed under the Boost Software License, Version 1.0.
+//  See http://www.boost.org/LICENSE_1_0.txt
+
+//----------------------------------------------------------------------------//
+//                                Windows                                     //
+//----------------------------------------------------------------------------//
+#ifndef BOOST_CHRONO_DETAIL_INLINED_WIN_CHRONO_HPP
+#define BOOST_CHRONO_DETAIL_INLINED_WIN_CHRONO_HPP
+
+#include <boost/detail/win/time.hpp>
+#include <boost/detail/win/timers.hpp>
+#include <boost/detail/win/GetLastError.hpp>
+
+namespace boost
+{
+namespace chrono
+{
+namespace chrono_detail
+{
+
+  BOOST_CHRONO_INLINE double get_nanosecs_per_tic() BOOST_NOEXCEPT
+  {
+      boost::detail::win32::LARGE_INTEGER_ freq;
+      if ( !boost::detail::win32::QueryPerformanceFrequency( &freq ) )
+          return 0.0L;
+      return double(1000000000.0L / freq.QuadPart);
+  }
+
+}
+
+  steady_clock::time_point steady_clock::now() BOOST_NOEXCEPT
+  {
+    static double nanosecs_per_tic = chrono_detail::get_nanosecs_per_tic();
+
+    boost::detail::win32::LARGE_INTEGER_ pcount;
+    if ( (nanosecs_per_tic <= 0.0L) ||
+            (!boost::detail::win32::QueryPerformanceCounter( &pcount )) )
+    {
+      BOOST_ASSERT(0 && "Boost::Chrono - Internal Error");
+      return steady_clock::time_point();
+    }
+
+    return steady_clock::time_point(steady_clock::duration(
+      static_cast<steady_clock::rep>((nanosecs_per_tic) * pcount.QuadPart)));
+  }
+
+
+#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
+  steady_clock::time_point steady_clock::now( system::error_code & ec )
+  {
+    static double nanosecs_per_tic = chrono_detail::get_nanosecs_per_tic();
+
+    boost::detail::win32::LARGE_INTEGER_ pcount;
+    if ( (nanosecs_per_tic <= 0.0L)
+            || (!boost::detail::win32::QueryPerformanceCounter( &pcount )) )
+    {
+        boost::detail::win32::DWORD_ cause =
+            ((nanosecs_per_tic <= 0.0L)
+                    ? ERROR_NOT_SUPPORTED
+                    : boost::detail::win32::GetLastError());
+        if (BOOST_CHRONO_IS_THROWS(ec)) {
+            boost::throw_exception(
+                    system::system_error(
+                            cause,
+                            BOOST_CHRONO_SYSTEM_CATEGORY,
+                            "chrono::steady_clock" ));
+        }
+        else
+        {
+            ec.assign( cause, BOOST_CHRONO_SYSTEM_CATEGORY );
+            return steady_clock::time_point(duration(0));
+        }
+    }
+
+    if (!BOOST_CHRONO_IS_THROWS(ec))
+    {
+        ec.clear();
+    }
+    return time_point(duration(
+      static_cast<steady_clock::rep>(nanosecs_per_tic * pcount.QuadPart)));
+  }
+#endif
+
+  BOOST_CHRONO_INLINE
+  system_clock::time_point system_clock::now() BOOST_NOEXCEPT
+  {
+    boost::detail::win32::FILETIME_ ft;
+  #if defined(UNDER_CE)
+    // Windows CE does not define GetSystemTimeAsFileTime so we do it in two steps.
+    boost::detail::win32::SYSTEMTIME_ st;
+    boost::detail::win32::GetSystemTime( &st );
+    boost::detail::win32::SystemTimeToFileTime( &st, &ft );
+  #else
+    boost::detail::win32::GetSystemTimeAsFileTime( &ft );  // never fails
+  #endif
+    return system_clock::time_point(system_clock::duration(
+      (static_cast<__int64>( ft.dwHighDateTime ) << 32) | ft.dwLowDateTime));
+  }
+
+#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
+  BOOST_CHRONO_INLINE
+  system_clock::time_point system_clock::now( system::error_code & ec )
+  {
+    boost::detail::win32::FILETIME_ ft;
+  #if defined(UNDER_CE)
+    // Windows CE does not define GetSystemTimeAsFileTime so we do it in two steps.
+    boost::detail::win32::SYSTEMTIME_ st;
+    boost::detail::win32::GetSystemTime( &st );
+    boost::detail::win32::SystemTimeToFileTime( &st, &ft );
+  #else
+    boost::detail::win32::GetSystemTimeAsFileTime( &ft );  // never fails
+  #endif
+    if (!BOOST_CHRONO_IS_THROWS(ec))
+    {
+        ec.clear();
+    }
+    return time_point(duration(
+      (static_cast<__int64>( ft.dwHighDateTime ) << 32) | ft.dwLowDateTime));
+  }
+#endif
+
+  BOOST_CHRONO_INLINE
+  std::time_t system_clock::to_time_t(const system_clock::time_point& t) BOOST_NOEXCEPT
+  {
+      __int64 temp = t.time_since_epoch().count();
+
+  #   if (!defined( BOOST_MSVC )) || (BOOST_MSVC > 1300) // > VC++ 7.0
+      temp -= 116444736000000000LL;  // delta from epoch in microseconds
+  #   else
+      temp -= 116444736000000000;
+  #   endif
+
+      temp /= 10000000;
+      return static_cast<std::time_t>( temp );
+  }
+
+  BOOST_CHRONO_INLINE
+  system_clock::time_point system_clock::from_time_t(std::time_t t) BOOST_NOEXCEPT
+  {
+      __int64 temp = t;
+      temp *= 10000000;
+
+  #   if (!defined( BOOST_MSVC )) || (BOOST_MSVC > 1300) // > VC++ 7.0
+      temp += 116444736000000000LL;
+  #   else
+      temp += 116444736000000000;
+  #   endif
+
+      return time_point(duration(temp));
+  }
+
+}  // namespace chrono
+}  // namespace boost
+
+#endif
diff --git a/3rdParty/Boost/src/boost/chrono/detail/is_evenly_divisible_by.hpp b/3rdParty/Boost/src/boost/chrono/detail/is_evenly_divisible_by.hpp
new file mode 100644
index 0000000..960a208
--- /dev/null
+++ b/3rdParty/Boost/src/boost/chrono/detail/is_evenly_divisible_by.hpp
@@ -0,0 +1,31 @@
+//  is_evenly_divisible_by.hpp  --------------------------------------------------------------//
+
+//  Copyright 2009-2010 Vicente J. Botet Escriba
+
+//  Distributed under the Boost Software License, Version 1.0.
+//  See http://www.boost.org/LICENSE_1_0.txt
+
+#ifndef BOOST_CHRONO_DETAIL_IS_EVENLY_DIVISIBLE_BY_HPP
+#define BOOST_CHRONO_DETAIL_IS_EVENLY_DIVISIBLE_BY_HPP
+
+#include <boost/chrono/config.hpp>
+
+#include <boost/mpl/logical.hpp>
+#include <boost/ratio/detail/overflow_helpers.hpp>
+
+namespace boost {
+namespace chrono {
+namespace chrono_detail {
+
+//  template <class R1, class R2>
+//  struct is_evenly_divisible_by : public boost::mpl::bool_ < ratio_divide<R1, R2>::type::den == 1 >
+//  {};
+  template <class R1, class R2>
+  struct is_evenly_divisible_by : public boost::ratio_detail::is_evenly_divisible_by<R1, R2>
+  {};
+
+} // namespace chrono_detail
+} // namespace detail
+} // namespace chrono
+
+#endif // BOOST_CHRONO_DETAIL_IS_EVENLY_DIVISIBLE_BY_HPP
diff --git a/3rdParty/Boost/src/boost/chrono/detail/static_assert.hpp b/3rdParty/Boost/src/boost/chrono/detail/static_assert.hpp
new file mode 100644
index 0000000..8615194
--- /dev/null
+++ b/3rdParty/Boost/src/boost/chrono/detail/static_assert.hpp
@@ -0,0 +1,30 @@
+//  static_assert.hpp  --------------------------------------------------------------//
+
+//  Copyright 2009-2010 Vicente J. Botet Escriba
+
+//  Distributed under the Boost Software License, Version 1.0.
+//  See http://www.boost.org/LICENSE_1_0.txt
+
+
+#ifndef BOOST_CHRONO_DETAIL_STATIC_ASSERT_HPP
+#define BOOST_CHRONO_DETAIL_STATIC_ASSERT_HPP
+
+#include <boost/chrono/config.hpp>
+
+#ifndef BOOST_NO_CXX11_STATIC_ASSERT
+#define BOOST_CHRONO_STATIC_ASSERT(CND, MSG, TYPES) static_assert(CND,MSG)
+#elif defined(BOOST_CHRONO_USES_STATIC_ASSERT)
+#include <boost/static_assert.hpp>
+#define BOOST_CHRONO_STATIC_ASSERT(CND, MSG, TYPES) BOOST_STATIC_ASSERT(CND)
+#elif defined(BOOST_CHRONO_USES_MPL_ASSERT)
+#include <boost/mpl/assert.hpp>
+#include <boost/mpl/bool.hpp>
+#define BOOST_CHRONO_STATIC_ASSERT(CND, MSG, TYPES)                                 \
+    BOOST_MPL_ASSERT_MSG(boost::mpl::bool_< (CND) >::type::value, MSG, TYPES)
+#else
+//~ #elif defined(BOOST_CHRONO_USES_ARRAY_ASSERT)
+#define BOOST_CHRONO_STATIC_ASSERT(CND, MSG, TYPES) static char BOOST_JOIN(boost_chrono_test_,__LINE__)[(CND)?1:-1]
+//~ #define BOOST_CHRONO_STATIC_ASSERT(CND, MSG, TYPES)
+#endif
+
+#endif // BOOST_CHRONO_DETAIL_STATIC_ASSERT_HPP
diff --git a/3rdParty/Boost/src/boost/chrono/detail/system.hpp b/3rdParty/Boost/src/boost/chrono/detail/system.hpp
new file mode 100644
index 0000000..0dcffe8
--- /dev/null
+++ b/3rdParty/Boost/src/boost/chrono/detail/system.hpp
@@ -0,0 +1,29 @@
+//  Copyright 2009-2010 Vicente J. Botet Escriba
+
+//  Distributed under the Boost Software License, Version 1.0.
+//  See http://www.boost.org/LICENSE_1_0.txt
+
+#ifndef BOOST_CHRONO_DETAIL_SYSTEM_HPP
+#define BOOST_CHRONO_DETAIL_SYSTEM_HPP
+
+#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
+
+#include <boost/version.hpp>
+#include <boost/system/error_code.hpp>
+
+#if ((BOOST_VERSION / 100000) < 2) && ((BOOST_VERSION / 100 % 1000) < 44)
+#define BOOST_CHRONO_SYSTEM_CATEGORY boost::system::system_category
+#else
+#define BOOST_CHRONO_SYSTEM_CATEGORY boost::system::system_category()
+#endif
+
+#ifdef BOOST_SYSTEM_NO_DEPRECATED
+#define BOOST_CHRONO_THROWS boost::throws()
+#define BOOST_CHRONO_IS_THROWS(EC) (&EC==&boost::throws())
+#else
+#define BOOST_CHRONO_THROWS boost::system::throws
+#define BOOST_CHRONO_IS_THROWS(EC) (&EC==&boost::system::throws)
+#endif
+
+#endif
+#endif
diff --git a/3rdParty/Boost/src/boost/chrono/duration.hpp b/3rdParty/Boost/src/boost/chrono/duration.hpp
new file mode 100644
index 0000000..97fe3d7
--- /dev/null
+++ b/3rdParty/Boost/src/boost/chrono/duration.hpp
@@ -0,0 +1,795 @@
+//  duration.hpp  --------------------------------------------------------------//
+
+//  Copyright 2008 Howard Hinnant
+//  Copyright 2008 Beman Dawes
+//  Copyright 2009-2011 Vicente J. Botet Escriba
+
+//  Distributed under the Boost Software License, Version 1.0.
+//  See http://www.boost.org/LICENSE_1_0.txt
+
+/*
+
+This code was derived by Beman Dawes from Howard Hinnant's time2_demo prototype.
+Many thanks to Howard for making his code available under the Boost license.
+The original code was modified to conform to Boost conventions and to section
+20.9 Time utilities [time] of the C++ committee's working paper N2798.
+See http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2798.pdf.
+
+time2_demo contained this comment:
+
+    Much thanks to Andrei Alexandrescu,
+                   Walter Brown,
+                   Peter Dimov,
+                   Jeff Garland,
+                   Terry Golubiewski,
+                   Daniel Krugler,
+                   Anthony Williams.
+*/
+
+
+#ifndef BOOST_CHRONO_DURATION_HPP
+#define BOOST_CHRONO_DURATION_HPP
+
+#include <boost/chrono/config.hpp>
+#include <boost/chrono/detail/static_assert.hpp>
+
+#include <climits>
+#include <limits>
+
+
+#include <boost/mpl/logical.hpp>
+#include <boost/ratio/ratio.hpp>
+#include <boost/type_traits/common_type.hpp>
+#include <boost/type_traits/is_arithmetic.hpp>
+#include <boost/type_traits/is_convertible.hpp>
+#include <boost/type_traits/is_floating_point.hpp>
+#include <boost/type_traits/is_unsigned.hpp>
+#include <boost/chrono/detail/is_evenly_divisible_by.hpp>
+
+#include <boost/cstdint.hpp>
+#include <boost/utility/enable_if.hpp>
+#include <boost/detail/workaround.hpp>
+#include <boost/integer_traits.hpp>
+
+#if !defined(BOOST_NO_CXX11_STATIC_ASSERT) || !defined(BOOST_CHRONO_USES_MPL_ASSERT)
+#define BOOST_CHRONO_A_DURATION_REPRESENTATION_CAN_NOT_BE_A_DURATION        "A duration representation can not be a duration"
+#define BOOST_CHRONO_SECOND_TEMPLATE_PARAMETER_OF_DURATION_MUST_BE_A_STD_RATIO "Second template parameter of duration must be a boost::ratio"
+#define BOOST_CHRONO_DURATION_PERIOD_MUST_BE_POSITIVE "duration period must be positive"
+#define BOOST_CHRONO_SECOND_TEMPLATE_PARAMETER_OF_TIME_POINT_MUST_BE_A_BOOST_CHRONO_DURATION "Second template parameter of time_point must be a boost::chrono::duration"
+#endif
+
+#ifndef BOOST_CHRONO_HEADER_ONLY
+// this must occur after all of the includes and before any code appears:
+#include <boost/config/abi_prefix.hpp> // must be the last #include
+#endif
+
+//----------------------------------------------------------------------------//
+//                                                                            //
+//                        20.9 Time utilities [time]                          //
+//                                 synopsis                                   //
+//                                                                            //
+//----------------------------------------------------------------------------//
+
+namespace boost {
+namespace chrono {
+
+    template <class Rep, class Period = ratio<1> >
+    class duration;
+
+    namespace detail
+    {
+    template <class T>
+      struct is_duration
+        : boost::false_type {};
+
+    template <class Rep, class Period>
+      struct is_duration<duration<Rep, Period> >
+        : boost::true_type  {};
+
+    template <class Duration, class Rep, bool = is_duration<Rep>::value>
+    struct duration_divide_result
+    {
+    };
+
+    template <class Duration, class Rep2,
+        bool = (
+                    ((boost::is_convertible<typename Duration::rep,
+                        typename common_type<typename Duration::rep, Rep2>::type>::value))
+                &&  ((boost::is_convertible<Rep2,
+                        typename common_type<typename Duration::rep, Rep2>::type>::value))
+                )
+        >
+    struct duration_divide_imp
+    {
+    };
+
+    template <class Rep1, class Period, class Rep2>
+    struct duration_divide_imp<duration<Rep1, Period>, Rep2, true>
+    {
+        typedef duration<typename common_type<Rep1, Rep2>::type, Period> type;
+    };
+
+    template <class Rep1, class Period, class Rep2>
+    struct duration_divide_result<duration<Rep1, Period>, Rep2, false>
+        : duration_divide_imp<duration<Rep1, Period>, Rep2>
+    {
+    };
+
+///
+    template <class Rep, class Duration, bool = is_duration<Rep>::value>
+    struct duration_divide_result2
+    {
+    };
+
+    template <class Rep, class Duration,
+        bool = (
+                    ((boost::is_convertible<typename Duration::rep,
+                        typename common_type<typename Duration::rep, Rep>::type>::value))
+                &&  ((boost::is_convertible<Rep,
+                        typename common_type<typename Duration::rep, Rep>::type>::value))
+                )
+        >
+    struct duration_divide_imp2
+    {
+    };
+
+    template <class Rep1, class Rep2, class Period >
+    struct duration_divide_imp2<Rep1, duration<Rep2, Period>, true>
+    {
+        //typedef typename common_type<Rep1, Rep2>::type type;
+        typedef double type;
+    };
+
+    template <class Rep1, class Rep2, class Period >
+    struct duration_divide_result2<Rep1, duration<Rep2, Period>, false>
+        : duration_divide_imp2<Rep1, duration<Rep2, Period> >
+    {
+    };
+
+///
+    template <class Duration, class Rep, bool = is_duration<Rep>::value>
+    struct duration_modulo_result
+    {
+    };
+
+    template <class Duration, class Rep2,
+        bool = (
+                    //boost::is_convertible<typename Duration::rep,
+                        //typename common_type<typename Duration::rep, Rep2>::type>::value
+                //&&
+    boost::is_convertible<Rep2,
+                        typename common_type<typename Duration::rep, Rep2>::type>::value
+                )
+        >
+    struct duration_modulo_imp
+    {
+    };
+
+    template <class Rep1, class Period, class Rep2>
+    struct duration_modulo_imp<duration<Rep1, Period>, Rep2, true>
+    {
+        typedef duration<typename common_type<Rep1, Rep2>::type, Period> type;
+    };
+
+    template <class Rep1, class Period, class Rep2>
+    struct duration_modulo_result<duration<Rep1, Period>, Rep2, false>
+        : duration_modulo_imp<duration<Rep1, Period>, Rep2>
+    {
+    };
+
+} // namespace detail
+} // namespace chrono
+
+
+// common_type trait specializations
+
+template <class Rep1, class Period1, class Rep2, class Period2>
+struct common_type<chrono::duration<Rep1, Period1>,
+                     chrono::duration<Rep2, Period2> >;
+
+
+namespace chrono {
+
+    // customization traits
+    template <class Rep> struct treat_as_floating_point;
+    template <class Rep> struct duration_values;
+
+    // convenience typedefs
+    typedef duration<boost::int_least64_t, nano> nanoseconds;    // at least 64 bits needed
+    typedef duration<boost::int_least64_t, micro> microseconds;  // at least 55 bits needed
+    typedef duration<boost::int_least64_t, milli> milliseconds;  // at least 45 bits needed
+    typedef duration<boost::int_least64_t> seconds;              // at least 35 bits needed
+    typedef duration<boost::int_least32_t, ratio< 60> > minutes; // at least 29 bits needed
+    typedef duration<boost::int_least32_t, ratio<3600> > hours;  // at least 23 bits needed
+
+//----------------------------------------------------------------------------//
+//                          duration helpers                                  //
+//----------------------------------------------------------------------------//
+
+namespace detail
+{
+
+    // duration_cast
+
+    // duration_cast is the heart of this whole prototype.  It can convert any
+    //   duration to any other.  It is also (implicitly) used in converting
+    //   time_points.  The conversion is always exact if possible.  And it is
+    //   always as efficient as hand written code.  If different representations
+    //   are involved, care is taken to never require implicit conversions.
+    //   Instead static_cast is used explicitly for every required conversion.
+    //   If there are a mixture of integral and floating point representations,
+    //   the use of common_type ensures that the most logical "intermediate"
+    //   representation is used.
+    template <class FromDuration, class ToDuration,
+              class Period,
+              bool PeriodNumEq1,
+              bool PeriodDenEq1>
+    struct duration_cast_aux;
+
+    // When the two periods are the same, all that is left to do is static_cast from
+    //   the source representation to the target representation (which may be a no-op).
+    //   This conversion is always exact as long as the static_cast from the source
+    //   representation to the destination representation is exact.
+    template <class FromDuration, class ToDuration, class Period>
+    struct duration_cast_aux<FromDuration, ToDuration, Period, true, true>
+    {
+        BOOST_CONSTEXPR ToDuration operator()(const FromDuration& fd) const
+        {
+            return ToDuration(static_cast<typename ToDuration::rep>(fd.count()));
+        }
+    };
+
+    // When the numerator of FromPeriod / ToPeriod is 1, then all we need to do is
+    //   divide by the denominator of FromPeriod / ToPeriod.  The common_type of
+    //   the two representations is used for the intermediate computation before
+    //   static_cast'ing to the destination.
+    //   This conversion is generally not exact because of the division (but could be
+    //   if you get lucky on the run time value of fd.count()).
+    template <class FromDuration, class ToDuration, class Period>
+    struct duration_cast_aux<FromDuration, ToDuration, Period, true, false>
+    {
+        BOOST_CONSTEXPR ToDuration operator()(const FromDuration& fd) const
+        {
+            typedef typename common_type<
+                typename ToDuration::rep,
+                typename FromDuration::rep,
+                boost::intmax_t>::type C;
+            return ToDuration(static_cast<typename ToDuration::rep>(
+                              static_cast<C>(fd.count()) / static_cast<C>(Period::den)));
+        }
+    };
+
+    // When the denominator of FromPeriod / ToPeriod is 1, then all we need to do is
+    //   multiply by the numerator of FromPeriod / ToPeriod.  The common_type of
+    //   the two representations is used for the intermediate computation before
+    //   static_cast'ing to the destination.
+    //   This conversion is always exact as long as the static_cast's involved are exact.
+    template <class FromDuration, class ToDuration, class Period>
+    struct duration_cast_aux<FromDuration, ToDuration, Period, false, true>
+    {
+        BOOST_CONSTEXPR ToDuration operator()(const FromDuration& fd) const
+        {
+            typedef typename common_type<
+              typename ToDuration::rep,
+              typename FromDuration::rep,
+              boost::intmax_t>::type C;
+            return ToDuration(static_cast<typename ToDuration::rep>(
+                              static_cast<C>(fd.count()) * static_cast<C>(Period::num)));
+        }
+    };
+
+    // When neither the numerator or denominator of FromPeriod / ToPeriod is 1, then we need to
+    //   multiply by the numerator and divide by the denominator of FromPeriod / ToPeriod.  The
+    //   common_type of the two representations is used for the intermediate computation before
+    //   static_cast'ing to the destination.
+    //   This conversion is generally not exact because of the division (but could be
+    //   if you get lucky on the run time value of fd.count()).
+    template <class FromDuration, class ToDuration, class Period>
+    struct duration_cast_aux<FromDuration, ToDuration, Period, false, false>
+    {
+        BOOST_CONSTEXPR ToDuration operator()(const FromDuration& fd) const
+        {
+            typedef typename common_type<
+              typename ToDuration::rep,
+              typename FromDuration::rep,
+              boost::intmax_t>::type C;
+            return ToDuration(static_cast<typename ToDuration::rep>(
+               static_cast<C>(fd.count()) * static_cast<C>(Period::num)
+                 / static_cast<C>(Period::den)));
+        }
+    };
+
+    template <class FromDuration, class ToDuration>
+    struct duration_cast {
+        typedef typename ratio_divide<typename FromDuration::period,
+              typename ToDuration::period>::type Period;
+        typedef duration_cast_aux<
+            FromDuration,
+            ToDuration,
+            Period,
+            Period::num == 1,
+            Period::den == 1
+        > Aux;
+        BOOST_CONSTEXPR ToDuration operator()(const FromDuration& fd) const
+        {
+            return Aux()(fd);
+        }
+    };
+
+} // namespace detail
+
+//----------------------------------------------------------------------------//
+//                                                                            //
+//      20.9.2 Time-related traits [time.traits]                              //
+//                                                                            //
+//----------------------------------------------------------------------------//
+//----------------------------------------------------------------------------//
+//      20.9.2.1 treat_as_floating_point [time.traits.is_fp]                        //
+//      Probably should have been treat_as_floating_point. Editor notifed.    //
+//----------------------------------------------------------------------------//
+
+    // Support bidirectional (non-exact) conversions for floating point rep types
+    //   (or user defined rep types which specialize treat_as_floating_point).
+    template <class Rep>
+    struct treat_as_floating_point : boost::is_floating_point<Rep> {};
+
+//----------------------------------------------------------------------------//
+//      20.9.2.2 duration_values [time.traits.duration_values]                //
+//----------------------------------------------------------------------------//
+
+namespace detail {
+    template <class T, bool = is_arithmetic<T>::value>
+    struct chrono_numeric_limits {
+        static BOOST_CHRONO_LIB_CONSTEXPR T lowest() BOOST_CHRONO_LIB_NOEXCEPT_OR_THROW {return (std::numeric_limits<T>::min)  ();}
+    };
+
+    template <class T>
+    struct chrono_numeric_limits<T,true> {
+        static BOOST_CHRONO_LIB_CONSTEXPR T lowest() BOOST_CHRONO_LIB_NOEXCEPT_OR_THROW {return (std::numeric_limits<T>::min)  ();}
+    };
+
+    template <>
+    struct chrono_numeric_limits<float,true> {
+        static BOOST_CHRONO_LIB_CONSTEXPR float lowest() BOOST_CHRONO_LIB_NOEXCEPT_OR_THROW
+        {
+            return -(std::numeric_limits<float>::max) ();
+        }
+    };
+
+    template <>
+    struct chrono_numeric_limits<double,true> {
+        static BOOST_CHRONO_LIB_CONSTEXPR double lowest() BOOST_CHRONO_LIB_NOEXCEPT_OR_THROW
+        {
+            return -(std::numeric_limits<double>::max) ();
+        }
+    };
+
+    template <>
+    struct chrono_numeric_limits<long double,true> {
+        static BOOST_CHRONO_LIB_CONSTEXPR long double lowest() BOOST_CHRONO_LIB_NOEXCEPT_OR_THROW
+        {
+            return -(std::numeric_limits<long double>::max)();
+        }
+    };
+
+    template <class T>
+    struct numeric_limits : chrono_numeric_limits<typename remove_cv<T>::type>
+    {};
+
+}
+template <class Rep>
+struct duration_values
+{
+    static BOOST_CONSTEXPR Rep zero() {return Rep(0);}
+    static BOOST_CHRONO_LIB_CONSTEXPR Rep max BOOST_PREVENT_MACRO_SUBSTITUTION ()
+    {
+        return (std::numeric_limits<Rep>::max)();
+    }
+
+    static BOOST_CHRONO_LIB_CONSTEXPR Rep min BOOST_PREVENT_MACRO_SUBSTITUTION ()
+    {
+        return detail::numeric_limits<Rep>::lowest();
+    }
+};
+
+}  // namespace chrono
+
+//----------------------------------------------------------------------------//
+//      20.9.2.3 Specializations of common_type [time.traits.specializations] //
+//----------------------------------------------------------------------------//
+
+template <class Rep1, class Period1, class Rep2, class Period2>
+struct common_type<chrono::duration<Rep1, Period1>,
+                   chrono::duration<Rep2, Period2> >
+{
+  typedef chrono::duration<typename common_type<Rep1, Rep2>::type,
+                      typename boost::ratio_gcd<Period1, Period2>::type> type;
+};
+
+
+//----------------------------------------------------------------------------//
+//                                                                            //
+//         20.9.3 Class template duration [time.duration]                     //
+//                                                                            //
+//----------------------------------------------------------------------------//
+
+
+namespace chrono {
+
+    template <class Rep, class Period>
+    class duration
+    {
+    //BOOST_CHRONO_STATIC_ASSERT(boost::is_integral<Rep>::value, BOOST_CHRONO_A_DURATION_REPRESENTATION_MUST_BE_INTEGRAL, ());
+    BOOST_CHRONO_STATIC_ASSERT(!boost::chrono::detail::is_duration<Rep>::value,
+            BOOST_CHRONO_A_DURATION_REPRESENTATION_CAN_NOT_BE_A_DURATION, ());
+    BOOST_CHRONO_STATIC_ASSERT(boost::ratio_detail::is_ratio<typename Period::type>::value,
+            BOOST_CHRONO_SECOND_TEMPLATE_PARAMETER_OF_DURATION_MUST_BE_A_STD_RATIO, ());
+    BOOST_CHRONO_STATIC_ASSERT(Period::num>0,
+            BOOST_CHRONO_DURATION_PERIOD_MUST_BE_POSITIVE, ());
+    public:
+        typedef Rep rep;
+        typedef Period period;
+    private:
+        rep rep_;
+    public:
+
+        BOOST_CONSTEXPR
+        duration() : rep_(duration_values<rep>::zero()) { }
+        template <class Rep2>
+        BOOST_CONSTEXPR
+        explicit duration(const Rep2& r
+        , typename boost::enable_if <
+                    mpl::and_ <
+                        boost::is_convertible<Rep2, rep>,
+                        mpl::or_ <
+                            treat_as_floating_point<rep>,
+                            mpl::and_ <
+                                mpl::not_ < treat_as_floating_point<rep> >,
+                                mpl::not_ < treat_as_floating_point<Rep2> >
+                            >
+                        >
+                    >
+                >::type* = 0
+            ) : rep_(r) { }
+        //~duration() {} //= default;
+        //BOOST_CONSTEXPR
+        //duration(const duration& rhs) : rep_(rhs.rep_) {} // = default;
+        duration& operator=(const duration& rhs) // = default;
+        {
+            if (&rhs != this) rep_= rhs.rep_;
+            return *this;
+        }
+
+        // conversions
+        template <class Rep2, class Period2>
+        BOOST_CONSTEXPR
+        duration(const duration<Rep2, Period2>& d
+        , typename boost::enable_if <
+                    mpl::or_ <
+                        treat_as_floating_point<rep>,
+                        mpl::and_ <
+                            chrono_detail::is_evenly_divisible_by<Period2, period>,
+                            mpl::not_ < treat_as_floating_point<Rep2> >
+                        >
+                    >
+                >::type* = 0
+        )
+            : rep_(chrono::detail::duration_cast<duration<Rep2, Period2>, duration>()(d).count()) {}
+
+        // observer
+
+        BOOST_CONSTEXPR
+        rep count() const {return rep_;}
+
+        // arithmetic
+
+        BOOST_CONSTEXPR
+        duration  operator+() const {return duration(rep_);;}
+        BOOST_CONSTEXPR
+        duration  operator-() const {return duration(-rep_);}
+        duration& operator++()      {++rep_; return *this;}
+        duration  operator++(int)   {return duration(rep_++);}
+        duration& operator--()      {--rep_; return *this;}
+        duration  operator--(int)   {return duration(rep_--);}
+
+        duration& operator+=(const duration& d)
+        {
+            rep_ += d.count(); return *this;
+        }
+        duration& operator-=(const duration& d)
+        {
+            rep_ -= d.count(); return *this;
+        }
+
+        duration& operator*=(const rep& rhs) {rep_ *= rhs; return *this;}
+        duration& operator/=(const rep& rhs) {rep_ /= rhs; return *this;}
+        duration& operator%=(const rep& rhs) {rep_ %= rhs; return *this;}
+        duration& operator%=(const duration& rhs)
+        {
+            rep_ %= rhs.count(); return *this;
+        }
+        // 20.9.3.4 duration special values [time.duration.special]
+
+        static BOOST_CONSTEXPR duration zero()
+        {
+            return duration(duration_values<rep>::zero());
+        }
+        static BOOST_CHRONO_LIB_CONSTEXPR duration min BOOST_PREVENT_MACRO_SUBSTITUTION ()
+        {
+            return duration((duration_values<rep>::min)());
+        }
+        static BOOST_CHRONO_LIB_CONSTEXPR duration max BOOST_PREVENT_MACRO_SUBSTITUTION ()
+        {
+            return duration((duration_values<rep>::max)());
+        }
+    };
+
+//----------------------------------------------------------------------------//
+//      20.9.3.5 duration non-member arithmetic [time.duration.nonmember]     //
+//----------------------------------------------------------------------------//
+
+    // Duration +
+
+    template <class Rep1, class Period1, class Rep2, class Period2>
+    inline BOOST_CONSTEXPR
+    typename common_type<duration<Rep1, Period1>, duration<Rep2, Period2> >::type
+    operator+(const duration<Rep1, Period1>& lhs,
+          const duration<Rep2, Period2>& rhs)
+    {
+      typedef typename common_type<duration<Rep1, Period1>,
+        duration<Rep2, Period2> >::type CD;
+      return CD(CD(lhs).count()+CD(rhs).count());
+    }
+
+    // Duration -
+
+    template <class Rep1, class Period1, class Rep2, class Period2>
+    inline BOOST_CONSTEXPR
+    typename common_type<duration<Rep1, Period1>, duration<Rep2, Period2> >::type
+    operator-(const duration<Rep1, Period1>& lhs,
+          const duration<Rep2, Period2>& rhs)
+    {
+      typedef typename common_type<duration<Rep1, Period1>,
+            duration<Rep2, Period2> >::type CD;
+      return CD(CD(lhs).count()-CD(rhs).count());
+    }
+
+    // Duration *
+
+    template <class Rep1, class Period, class Rep2>
+    inline BOOST_CONSTEXPR
+    typename boost::enable_if <
+        mpl::and_ <
+        boost::is_convertible<Rep1, typename common_type<Rep1, Rep2>::type>,
+        boost::is_convertible<Rep2, typename common_type<Rep1, Rep2>::type>
+        >,
+        duration<typename common_type<Rep1, Rep2>::type, Period>
+    >::type
+    operator*(const duration<Rep1, Period>& d, const Rep2& s)
+    {
+      typedef typename common_type<Rep1, Rep2>::type CR;
+      typedef duration<CR, Period> CD;
+      return CD(CD(d).count()*static_cast<CR>(s));
+    }
+
+    template <class Rep1, class Period, class Rep2>
+    inline BOOST_CONSTEXPR
+    typename boost::enable_if <
+        mpl::and_ <
+        boost::is_convertible<Rep1, typename common_type<Rep1, Rep2>::type>,
+        boost::is_convertible<Rep2, typename common_type<Rep1, Rep2>::type>
+        >,
+        duration<typename common_type<Rep1, Rep2>::type, Period>
+    >::type
+    operator*(const Rep1& s, const duration<Rep2, Period>& d)
+    {
+        return d * s;
+    }
+
+    // Duration /
+
+    template <class Rep1, class Period, class Rep2>
+    inline BOOST_CONSTEXPR
+    typename boost::disable_if <boost::chrono::detail::is_duration<Rep2>,
+      typename boost::chrono::detail::duration_divide_result<
+        duration<Rep1, Period>, Rep2>::type
+    >::type
+    operator/(const duration<Rep1, Period>& d, const Rep2& s)
+    {
+        typedef typename common_type<Rep1, Rep2>::type CR;
+        typedef duration<CR, Period> CD;
+
+      return CD(CD(d).count()/static_cast<CR>(s));
+    }
+
+    template <class Rep1, class Period1, class Rep2, class Period2>
+    inline BOOST_CONSTEXPR
+    typename common_type<Rep1, Rep2>::type
+    operator/(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs)
+    {
+        typedef typename common_type<duration<Rep1, Period1>,
+                                   duration<Rep2, Period2> >::type CD;
+        return CD(lhs).count() / CD(rhs).count();
+    }
+
+    #ifdef BOOST_CHRONO_EXTENSIONS
+    template <class Rep1, class Rep2, class Period>
+    inline BOOST_CONSTEXPR
+    typename boost::disable_if <boost::chrono::detail::is_duration<Rep1>,
+      typename boost::chrono::detail::duration_divide_result2<
+        Rep1, duration<Rep2, Period> >::type
+      >::type
+    operator/(const Rep1& s, const duration<Rep2, Period>& d)
+    {
+        typedef typename common_type<Rep1, Rep2>::type CR;
+        typedef duration<CR, Period> CD;
+
+      return static_cast<CR>(s)/CD(d).count();
+    }
+    #endif
+    // Duration %
+
+    template <class Rep1, class Period, class Rep2>
+    inline BOOST_CONSTEXPR
+    typename boost::disable_if <boost::chrono::detail::is_duration<Rep2>,
+      typename boost::chrono::detail::duration_modulo_result<
+        duration<Rep1, Period>, Rep2>::type
+    >::type
+    operator%(const duration<Rep1, Period>& d, const Rep2& s)
+    {
+        typedef typename common_type<Rep1, Rep2>::type CR;
+        typedef duration<CR, Period> CD;
+
+      return CD(CD(d).count()%static_cast<CR>(s));
+    }
+
+    template <class Rep1, class Period1, class Rep2, class Period2>
+    inline BOOST_CONSTEXPR
+    typename common_type<duration<Rep1, Period1>, duration<Rep2, Period2> >::type
+    operator%(const duration<Rep1, Period1>& lhs,
+          const duration<Rep2, Period2>& rhs) {
+        typedef typename common_type<duration<Rep1, Period1>,
+                                 duration<Rep2, Period2> >::type CD;
+
+      return CD(CD(lhs).count()%CD(rhs).count());
+    }
+
+
+//----------------------------------------------------------------------------//
+//      20.9.3.6 duration comparisons [time.duration.comparisons]             //
+//----------------------------------------------------------------------------//
+
+namespace detail
+{
+    template <class LhsDuration, class RhsDuration>
+    struct duration_eq
+    {
+      BOOST_CONSTEXPR bool operator()(const LhsDuration& lhs, const RhsDuration& rhs)
+        {
+            typedef typename common_type<LhsDuration, RhsDuration>::type CD;
+            return CD(lhs).count() == CD(rhs).count();
+        }
+    };
+
+    template <class LhsDuration>
+    struct duration_eq<LhsDuration, LhsDuration>
+    {
+      BOOST_CONSTEXPR bool operator()(const LhsDuration& lhs, const LhsDuration& rhs)
+        {
+            return lhs.count() == rhs.count();
+        }
+    };
+
+    template <class LhsDuration, class RhsDuration>
+    struct duration_lt
+    {
+      BOOST_CONSTEXPR bool operator()(const LhsDuration& lhs, const RhsDuration& rhs)
+        {
+            typedef typename common_type<LhsDuration, RhsDuration>::type CD;
+            return CD(lhs).count() < CD(rhs).count();
+        }
+    };
+
+    template <class LhsDuration>
+    struct duration_lt<LhsDuration, LhsDuration>
+    {
+      BOOST_CONSTEXPR bool operator()(const LhsDuration& lhs, const LhsDuration& rhs)
+        {
+            return lhs.count() < rhs.count();
+        }
+    };
+
+} // namespace detail
+
+    // Duration ==
+
+    template <class Rep1, class Period1, class Rep2, class Period2>
+    inline BOOST_CONSTEXPR
+    bool
+    operator==(const duration<Rep1, Period1>& lhs,
+          const duration<Rep2, Period2>& rhs)
+    {
+        return boost::chrono::detail::duration_eq<
+            duration<Rep1, Period1>, duration<Rep2, Period2> >()(lhs, rhs);
+    }
+
+    // Duration !=
+
+    template <class Rep1, class Period1, class Rep2, class Period2>
+    inline BOOST_CONSTEXPR
+    bool
+    operator!=(const duration<Rep1, Period1>& lhs,
+          const duration<Rep2, Period2>& rhs)
+    {
+        return !(lhs == rhs);
+    }
+
+    // Duration <
+
+    template <class Rep1, class Period1, class Rep2, class Period2>
+    inline BOOST_CONSTEXPR
+    bool
+    operator< (const duration<Rep1, Period1>& lhs,
+          const duration<Rep2, Period2>& rhs)
+    {
+        return boost::chrono::detail::duration_lt<
+          duration<Rep1, Period1>, duration<Rep2, Period2> >()(lhs, rhs);
+    }
+
+    // Duration >
+
+    template <class Rep1, class Period1, class Rep2, class Period2>
+    inline BOOST_CONSTEXPR
+    bool
+    operator> (const duration<Rep1, Period1>& lhs,
+          const duration<Rep2, Period2>& rhs)
+    {
+        return rhs < lhs;
+    }
+
+    // Duration <=
+
+    template <class Rep1, class Period1, class Rep2, class Period2>
+    inline BOOST_CONSTEXPR
+    bool
+    operator<=(const duration<Rep1, Period1>& lhs,
+          const duration<Rep2, Period2>& rhs)
+    {
+        return !(rhs < lhs);
+    }
+
+    // Duration >=
+
+    template <class Rep1, class Period1, class Rep2, class Period2>
+    inline BOOST_CONSTEXPR
+    bool
+    operator>=(const duration<Rep1, Period1>& lhs,
+          const duration<Rep2, Period2>& rhs)
+    {
+        return !(lhs < rhs);
+    }
+
+//----------------------------------------------------------------------------//
+//      20.9.3.7 duration_cast [time.duration.cast]                           //
+//----------------------------------------------------------------------------//
+
+    // Compile-time select the most efficient algorithm for the conversion...
+    template <class ToDuration, class Rep, class Period>
+    inline BOOST_CONSTEXPR
+    typename boost::enable_if <
+      boost::chrono::detail::is_duration<ToDuration>, ToDuration>::type
+    duration_cast(const duration<Rep, Period>& fd)
+    {
+        return boost::chrono::detail::duration_cast<
+          duration<Rep, Period>, ToDuration>()(fd);
+    }
+
+} // namespace chrono
+} // namespace boost
+
+#ifndef BOOST_CHRONO_HEADER_ONLY
+// the suffix header occurs after all of our code:
+#include <boost/config/abi_suffix.hpp> // pops abi_prefix.hpp pragmas
+#endif
+
+#endif // BOOST_CHRONO_DURATION_HPP
diff --git a/3rdParty/Boost/src/boost/chrono/system_clocks.hpp b/3rdParty/Boost/src/boost/chrono/system_clocks.hpp
new file mode 100644
index 0000000..df8b79e
--- /dev/null
+++ b/3rdParty/Boost/src/boost/chrono/system_clocks.hpp
@@ -0,0 +1,233 @@
+//  boost/chrono/system_clocks.hpp  --------------------------------------------------------------//
+
+//  Copyright 2008 Howard Hinnant
+//  Copyright 2008 Beman Dawes
+//  Copyright 2009-2011 Vicente J. Botet Escriba
+
+//  Distributed under the Boost Software License, Version 1.0.
+//  See http://www.boost.org/LICENSE_1_0.txt
+
+/*
+
+This code was derived by Beman Dawes from Howard Hinnant's time2_demo prototype.
+Many thanks to Howard for making his code available under the Boost license.
+The original code was modified to conform to Boost conventions and to section
+20.9 Time utilities [time] of the C++ committee's working paper N2798.
+See http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2798.pdf.
+
+time2_demo contained this comment:
+
+    Much thanks to Andrei Alexandrescu,
+                   Walter Brown,
+                   Peter Dimov,
+                   Jeff Garland,
+                   Terry Golubiewski,
+                   Daniel Krugler,
+                   Anthony Williams.
+*/
+
+/*
+
+TODO:
+
+  * Fully implement error handling, with test cases.
+  * Consider issues raised by Michael Marcin:
+
+    > In the past I've seen QueryPerformanceCounter give incorrect results,
+    > especially with SpeedStep processors on laptops. This was many years ago and
+    > might have been fixed by service packs and drivers.
+    >
+    > Typically you check the results of QPC against GetTickCount to see if the
+    > results are reasonable.
+    > http://support.microsoft.com/kb/274323
+    >
+    > I've also heard of problems with QueryPerformanceCounter in multi-processor
+    > systems.
+    >
+    > I know some people SetThreadAffinityMask to 1 for the current thread call
+    > their QueryPerformance* functions then restore SetThreadAffinityMask. This
+    > seems horrible to me because it forces your program to jump to another
+    > physical processor if it isn't already on cpu0 but they claim it worked well
+    > in practice because they called the timing functions infrequently.
+    >
+    > In the past I have chosen to use timeGetTime with timeBeginPeriod(1) for
+    > high resolution timers to avoid these issues.
+
+*/
+
+#ifndef BOOST_CHRONO_SYSTEM_CLOCKS_HPP
+#define BOOST_CHRONO_SYSTEM_CLOCKS_HPP
+
+#include <boost/chrono/config.hpp>
+#include <boost/chrono/duration.hpp>
+#include <boost/chrono/time_point.hpp>
+#include <boost/chrono/detail/system.hpp>
+#include <boost/chrono/clock_string.hpp>
+
+#include <ctime>
+
+# if defined( BOOST_CHRONO_POSIX_API )
+#   if ! defined(CLOCK_REALTIME)
+#     error <time.h> does not supply CLOCK_REALTIME
+#   endif
+# endif
+
+#ifdef BOOST_CHRONO_WINDOWS_API
+// The system_clock tick is 100 nanoseconds
+# define BOOST_SYSTEM_CLOCK_DURATION boost::chrono::duration<boost::int_least64_t, ratio<BOOST_RATIO_INTMAX_C(1), BOOST_RATIO_INTMAX_C(10000000)> >
+#else
+# define BOOST_SYSTEM_CLOCK_DURATION boost::chrono::nanoseconds
+#endif
+
+// this must occur after all of the includes and before any code appears:
+#ifndef BOOST_CHRONO_HEADER_ONLY
+#include <boost/config/abi_prefix.hpp> // must be the last #include
+#endif
+
+
+//----------------------------------------------------------------------------//
+//                                                                            //
+//                        20.9 Time utilities [time]                          //
+//                                 synopsis                                   //
+//                                                                            //
+//----------------------------------------------------------------------------//
+
+namespace boost {
+namespace chrono {
+
+  // Clocks
+  class BOOST_CHRONO_DECL system_clock;
+#ifdef BOOST_CHRONO_HAS_CLOCK_STEADY
+  class BOOST_CHRONO_DECL steady_clock;
+#endif
+
+#ifdef BOOST_CHRONO_HAS_CLOCK_STEADY
+  typedef steady_clock high_resolution_clock;  // as permitted by [time.clock.hires]
+#else
+  typedef system_clock high_resolution_clock;  // as permitted by [time.clock.hires]
+#endif
+
+//----------------------------------------------------------------------------//
+//                                                                            //
+//      20.9.5 Clocks [time.clock]                                            //
+//                                                                            //
+//----------------------------------------------------------------------------//
+
+// If you're porting, clocks are the system-specific (non-portable) part.
+// You'll need to know how to get the current time and implement that under now().
+// You'll need to know what units (tick period) and representation makes the most
+// sense for your clock and set those accordingly.
+// If you know how to map this clock to time_t (perhaps your clock is std::time, which
+// makes that trivial), then you can fill out system_clock's to_time_t() and from_time_t().
+
+//----------------------------------------------------------------------------//
+//      20.9.5.1 Class system_clock [time.clock.system]                       //
+//----------------------------------------------------------------------------//
+
+  class BOOST_CHRONO_DECL system_clock
+  {
+  public:
+      typedef BOOST_SYSTEM_CLOCK_DURATION          duration;
+      typedef duration::rep                        rep;
+      typedef duration::period                     period;
+      typedef chrono::time_point<system_clock>     time_point;
+      BOOST_STATIC_CONSTEXPR bool is_steady =             false;
+
+      static BOOST_CHRONO_INLINE time_point  now() BOOST_NOEXCEPT;
+#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
+      static BOOST_CHRONO_INLINE time_point  now(system::error_code & ec);
+#endif
+
+      static BOOST_CHRONO_INLINE std::time_t to_time_t(const time_point& t) BOOST_NOEXCEPT;
+      static BOOST_CHRONO_INLINE time_point  from_time_t(std::time_t t) BOOST_NOEXCEPT;
+  };
+
+//----------------------------------------------------------------------------//
+//      20.9.5.2 Class steady_clock [time.clock.steady]                 //
+//----------------------------------------------------------------------------//
+
+// As permitted  by [time.clock.steady]
+// The class steady_clock is conditionally supported.
+
+#ifdef BOOST_CHRONO_HAS_CLOCK_STEADY
+  class BOOST_CHRONO_DECL steady_clock
+  {
+  public:
+      typedef nanoseconds                          duration;
+      typedef duration::rep                        rep;
+      typedef duration::period                     period;
+      typedef chrono::time_point<steady_clock>  time_point;
+      BOOST_STATIC_CONSTEXPR bool is_steady =             true;
+
+      static BOOST_CHRONO_INLINE time_point  now() BOOST_NOEXCEPT;
+#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
+      static BOOST_CHRONO_INLINE time_point  now(system::error_code & ec);
+#endif
+  };
+#endif
+//----------------------------------------------------------------------------//
+//      20.9.5.3 Class high_resolution_clock [time.clock.hires]               //
+//----------------------------------------------------------------------------//
+
+//  As permitted, steady_clock or system_clock is a typedef for high_resolution_clock.
+//  See synopsis.
+
+
+  template<class CharT>
+  struct clock_string<system_clock, CharT>
+  {
+    static std::basic_string<CharT> name()
+    {
+      static const CharT u[] =
+      { 's', 'y', 's', 't', 'e', 'm', '_', 'c', 'l', 'o', 'c', 'k' };
+      static const std::basic_string<CharT> str(u, u + sizeof(u)
+          / sizeof(u[0]));
+      return str;
+    }
+    static std::basic_string<CharT> since()
+    {
+      static const CharT
+          u[] =
+              { ' ', 's', 'i', 'n', 'c', 'e', ' ', 'J', 'a', 'n', ' ', '1', ',', ' ', '1', '9', '7', '0' };
+      static const std::basic_string<CharT> str(u, u + sizeof(u)
+          / sizeof(u[0]));
+      return str;
+    }
+  };
+
+#ifdef BOOST_CHRONO_HAS_CLOCK_STEADY
+
+  template<class CharT>
+  struct clock_string<steady_clock, CharT>
+  {
+    static std::basic_string<CharT> name()
+    {
+      static const CharT
+          u[] =
+              { 's', 't', 'e', 'a', 'd', 'y', '_', 'c', 'l', 'o', 'c', 'k' };
+      static const std::basic_string<CharT> str(u, u + sizeof(u)
+          / sizeof(u[0]));
+      return str;
+    }
+    static std::basic_string<CharT> since()
+    {
+      const CharT u[] =
+      { ' ', 's', 'i', 'n', 'c', 'e', ' ', 'b', 'o', 'o', 't' };
+      const std::basic_string<CharT> str(u, u + sizeof(u) / sizeof(u[0]));
+      return str;
+    }
+  };
+
+#endif
+
+} // namespace chrono
+} // namespace boost
+
+#ifndef BOOST_CHRONO_HEADER_ONLY
+// the suffix header occurs after all of our code:
+#include <boost/config/abi_suffix.hpp> // pops abi_prefix.hpp pragmas
+#else
+#include <boost/chrono/detail/inlined/chrono.hpp>
+#endif
+
+#endif // BOOST_CHRONO_SYSTEM_CLOCKS_HPP
diff --git a/3rdParty/Boost/src/boost/chrono/time_point.hpp b/3rdParty/Boost/src/boost/chrono/time_point.hpp
new file mode 100644
index 0000000..7e80b59
--- /dev/null
+++ b/3rdParty/Boost/src/boost/chrono/time_point.hpp
@@ -0,0 +1,379 @@
+//  duration.hpp  --------------------------------------------------------------//
+
+//  Copyright 2008 Howard Hinnant
+//  Copyright 2008 Beman Dawes
+//  Copyright 2009-2012 Vicente J. Botet Escriba
+
+//  Distributed under the Boost Software License, Version 1.0.
+//  See http://www.boost.org/LICENSE_1_0.txt
+
+/*
+
+This code was derived by Beman Dawes from Howard Hinnant's time2_demo prototype.
+Many thanks to Howard for making his code available under the Boost license.
+The original code was modified to conform to Boost conventions and to section
+20.9 Time utilities [time] of the C++ committee's working paper N2798.
+See http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2798.pdf.
+
+time2_demo contained this comment:
+
+    Much thanks to Andrei Alexandrescu,
+                   Walter Brown,
+                   Peter Dimov,
+                   Jeff Garland,
+                   Terry Golubiewski,
+                   Daniel Krugler,
+                   Anthony Williams.
+*/
+
+
+#ifndef BOOST_CHRONO_TIME_POINT_HPP
+#define BOOST_CHRONO_TIME_POINT_HPP
+
+#include <boost/chrono/duration.hpp>
+#include <iostream>
+
+#ifndef BOOST_CHRONO_HEADER_ONLY
+// this must occur after all of the includes and before any code appears:
+#include <boost/config/abi_prefix.hpp> // must be the last #include
+#endif
+
+//----------------------------------------------------------------------------//
+//                                                                            //
+//                        20.9 Time utilities [time]                          //
+//                                 synopsis                                   //
+//                                                                            //
+//----------------------------------------------------------------------------//
+
+namespace boost {
+namespace chrono {
+
+  template <class Clock, class Duration = typename Clock::duration>
+    class time_point;
+
+
+} // namespace chrono
+
+
+// common_type trait specializations
+
+template <class Clock, class Duration1, class Duration2>
+  struct common_type<chrono::time_point<Clock, Duration1>,
+                     chrono::time_point<Clock, Duration2> >;
+
+
+//----------------------------------------------------------------------------//
+//      20.9.2.3 Specializations of common_type [time.traits.specializations] //
+//----------------------------------------------------------------------------//
+
+
+template <class Clock, class Duration1, class Duration2>
+struct common_type<chrono::time_point<Clock, Duration1>,
+                   chrono::time_point<Clock, Duration2> >
+{
+  typedef chrono::time_point<Clock,
+    typename common_type<Duration1, Duration2>::type> type;
+};
+
+
+
+namespace chrono {
+
+    // time_point arithmetic
+    template <class Clock, class Duration1, class Rep2, class Period2>
+    inline BOOST_CONSTEXPR
+    time_point<Clock,
+        typename common_type<Duration1, duration<Rep2, Period2> >::type>
+    operator+(
+            const time_point<Clock, Duration1>& lhs,
+            const duration<Rep2, Period2>& rhs);
+    template <class Rep1, class Period1, class Clock, class Duration2>
+    inline BOOST_CONSTEXPR
+    time_point<Clock,
+        typename common_type<duration<Rep1, Period1>, Duration2>::type>
+    operator+(
+            const duration<Rep1, Period1>& lhs,
+            const time_point<Clock, Duration2>& rhs);
+    template <class Clock, class Duration1, class Rep2, class Period2>
+    inline BOOST_CONSTEXPR
+    time_point<Clock,
+        typename common_type<Duration1, duration<Rep2, Period2> >::type>
+    operator-(
+            const time_point<Clock, Duration1>& lhs,
+            const duration<Rep2, Period2>& rhs);
+    template <class Clock, class Duration1, class Duration2>
+    inline BOOST_CONSTEXPR
+    typename common_type<Duration1, Duration2>::type
+    operator-(
+            const time_point<Clock, Duration1>& lhs,
+            const time_point<Clock,
+            Duration2>& rhs);
+
+    // time_point comparisons
+    template <class Clock, class Duration1, class Duration2>
+    inline BOOST_CONSTEXPR
+    bool operator==(
+          const time_point<Clock, Duration1>& lhs,
+          const time_point<Clock, Duration2>& rhs);
+    template <class Clock, class Duration1, class Duration2>
+    inline BOOST_CONSTEXPR
+    bool operator!=(
+          const time_point<Clock, Duration1>& lhs,
+          const time_point<Clock, Duration2>& rhs);
+    template <class Clock, class Duration1, class Duration2>
+    inline BOOST_CONSTEXPR
+    bool operator< (
+          const time_point<Clock, Duration1>& lhs,
+          const time_point<Clock, Duration2>& rhs);
+    template <class Clock, class Duration1, class Duration2>
+    inline BOOST_CONSTEXPR
+    bool operator<=(
+          const time_point<Clock, Duration1>& lhs,
+          const time_point<Clock, Duration2>& rhs);
+    template <class Clock, class Duration1, class Duration2>
+    inline BOOST_CONSTEXPR
+    bool operator> (
+          const time_point<Clock, Duration1>& lhs,
+          const time_point<Clock, Duration2>& rhs);
+    template <class Clock, class Duration1, class Duration2>
+    inline BOOST_CONSTEXPR
+    bool operator>=(
+          const time_point<Clock, Duration1>& lhs,
+          const time_point<Clock, Duration2>& rhs);
+
+    // time_point_cast
+    template <class ToDuration, class Clock, class Duration>
+    inline BOOST_CONSTEXPR
+    time_point<Clock, ToDuration> time_point_cast(const time_point<Clock, Duration>& t);
+
+//----------------------------------------------------------------------------//
+//                                                                            //
+//      20.9.4 Class template time_point [time.point]                         //
+//                                                                            //
+//----------------------------------------------------------------------------//
+
+    template <class Clock, class Duration>
+    class time_point
+    {
+        BOOST_CHRONO_STATIC_ASSERT(boost::chrono::detail::is_duration<Duration>::value,
+                BOOST_CHRONO_SECOND_TEMPLATE_PARAMETER_OF_TIME_POINT_MUST_BE_A_BOOST_CHRONO_DURATION, (Duration));
+    public:
+        typedef Clock                     clock;
+        typedef Duration                  duration;
+        typedef typename duration::rep    rep;
+        typedef typename duration::period period;
+        typedef Duration                  difference_type;
+
+    private:
+        duration d_;
+
+    public:
+        BOOST_CONSTEXPR
+        time_point() : d_(duration::zero())
+        {}
+        BOOST_CONSTEXPR explicit time_point(const duration& d)
+            : d_(d)
+        {}
+
+        // conversions
+        template <class Duration2>
+        BOOST_CONSTEXPR
+        time_point(const time_point<clock, Duration2>& t
+                , typename boost::enable_if
+                <
+                    boost::is_convertible<Duration2, duration>
+                >::type* = 0
+        )
+            : d_(t.time_since_epoch())
+        {
+        }
+        // observer
+
+        BOOST_CONSTEXPR
+        duration time_since_epoch() const
+        {
+            return d_;
+        }
+
+        // arithmetic
+
+#ifdef BOOST_CHRONO_EXTENSIONS
+        BOOST_CONSTEXPR
+        time_point  operator+() const {return *this;}
+        BOOST_CONSTEXPR
+        time_point  operator-() const {return time_point(-d_);}
+        time_point& operator++()      {++d_; return *this;}
+        time_point  operator++(int)   {return time_point(d_++);}
+        time_point& operator--()      {--d_; return *this;}
+        time_point  operator--(int)   {return time_point(d_--);}
+
+        time_point& operator+=(const rep& r) {d_ += duration(r); return *this;}
+        time_point& operator-=(const rep& r) {d_ -= duration(r); return *this;}
+
+#endif
+
+        time_point& operator+=(const duration& d) {d_ += d; return *this;}
+        time_point& operator-=(const duration& d) {d_ -= d; return *this;}
+
+        // special values
+
+        static BOOST_CHRONO_LIB_CONSTEXPR time_point
+        min BOOST_PREVENT_MACRO_SUBSTITUTION ()
+        {
+            return time_point((duration::min)());
+        }
+        static BOOST_CHRONO_LIB_CONSTEXPR time_point
+        max BOOST_PREVENT_MACRO_SUBSTITUTION ()
+        {
+            return time_point((duration::max)());
+        }
+    };
+
+//----------------------------------------------------------------------------//
+//      20.9.4.5 time_point non-member arithmetic [time.point.nonmember]      //
+//----------------------------------------------------------------------------//
+
+    // time_point operator+(time_point x, duration y);
+
+    template <class Clock, class Duration1, class Rep2, class Period2>
+    inline BOOST_CONSTEXPR
+    time_point<Clock,
+        typename common_type<Duration1, duration<Rep2, Period2> >::type>
+    operator+(const time_point<Clock, Duration1>& lhs,
+            const duration<Rep2, Period2>& rhs)
+    {
+      typedef typename common_type<Duration1, duration<Rep2, Period2> >::type CDuration;
+      typedef time_point<
+          Clock,
+          CDuration
+      > TimeResult;
+        return TimeResult(lhs.time_since_epoch() + CDuration(rhs));
+    }
+
+    // time_point operator+(duration x, time_point y);
+
+    template <class Rep1, class Period1, class Clock, class Duration2>
+    inline BOOST_CONSTEXPR
+    time_point<Clock,
+        typename common_type<duration<Rep1, Period1>, Duration2>::type>
+    operator+(const duration<Rep1, Period1>& lhs,
+            const time_point<Clock, Duration2>& rhs)
+    {
+        return rhs + lhs;
+    }
+
+    // time_point operator-(time_point x, duration y);
+
+    template <class Clock, class Duration1, class Rep2, class Period2>
+    inline BOOST_CONSTEXPR
+    time_point<Clock,
+        typename common_type<Duration1, duration<Rep2, Period2> >::type>
+    operator-(const time_point<Clock, Duration1>& lhs,
+            const duration<Rep2, Period2>& rhs)
+    {
+        return lhs + (-rhs);
+    }
+
+    // duration operator-(time_point x, time_point y);
+
+    template <class Clock, class Duration1, class Duration2>
+    inline BOOST_CONSTEXPR
+    typename common_type<Duration1, Duration2>::type
+    operator-(const time_point<Clock, Duration1>& lhs,
+            const time_point<Clock, Duration2>& rhs)
+    {
+        return lhs.time_since_epoch() - rhs.time_since_epoch();
+    }
+
+//----------------------------------------------------------------------------//
+//      20.9.4.6 time_point comparisons [time.point.comparisons]              //
+//----------------------------------------------------------------------------//
+
+    // time_point ==
+
+    template <class Clock, class Duration1, class Duration2>
+    inline BOOST_CONSTEXPR
+    bool
+    operator==(const time_point<Clock, Duration1>& lhs,
+             const time_point<Clock, Duration2>& rhs)
+    {
+        return lhs.time_since_epoch() == rhs.time_since_epoch();
+    }
+
+    // time_point !=
+
+    template <class Clock, class Duration1, class Duration2>
+    inline BOOST_CONSTEXPR
+    bool
+    operator!=(const time_point<Clock, Duration1>& lhs,
+             const time_point<Clock, Duration2>& rhs)
+    {
+        return !(lhs == rhs);
+    }
+
+    // time_point <
+
+    template <class Clock, class Duration1, class Duration2>
+    inline BOOST_CONSTEXPR
+    bool
+    operator<(const time_point<Clock, Duration1>& lhs,
+            const time_point<Clock, Duration2>& rhs)
+    {
+        return lhs.time_since_epoch() < rhs.time_since_epoch();
+    }
+
+    // time_point >
+
+    template <class Clock, class Duration1, class Duration2>
+    inline BOOST_CONSTEXPR
+    bool
+    operator>(const time_point<Clock, Duration1>& lhs,
+            const time_point<Clock, Duration2>& rhs)
+    {
+        return rhs < lhs;
+    }
+
+    // time_point <=
+
+    template <class Clock, class Duration1, class Duration2>
+    inline BOOST_CONSTEXPR
+    bool
+    operator<=(const time_point<Clock, Duration1>& lhs,
+             const time_point<Clock, Duration2>& rhs)
+    {
+        return !(rhs < lhs);
+    }
+
+    // time_point >=
+
+    template <class Clock, class Duration1, class Duration2>
+    inline BOOST_CONSTEXPR
+    bool
+    operator>=(const time_point<Clock, Duration1>& lhs,
+             const time_point<Clock, Duration2>& rhs)
+    {
+        return !(lhs < rhs);
+    }
+
+//----------------------------------------------------------------------------//
+//      20.9.4.7 time_point_cast [time.point.cast]                            //
+//----------------------------------------------------------------------------//
+
+    template <class ToDuration, class Clock, class Duration>
+    inline BOOST_CONSTEXPR
+    time_point<Clock, ToDuration>
+    time_point_cast(const time_point<Clock, Duration>& t)
+    {
+        return time_point<Clock, ToDuration>(
+                duration_cast<ToDuration>(t.time_since_epoch()));
+    }
+
+} // namespace chrono
+} // namespace boost
+
+#ifndef BOOST_CHRONO_HEADER_ONLY
+// the suffix header occurs after all of our code:
+#include <boost/config/abi_suffix.hpp> // pops abi_prefix.hpp pragmas
+#endif
+
+#endif // BOOST_CHRONO_TIME_POINT_HPP
author	Remko Tronçon <git@el-tramo.be>	2012-12-23 13:16:26 (GMT)
committer	Remko Tronçon <git@el-tramo.be>	2012-12-23 14:43:26 (GMT)
commit	491ddd570a752cf9bda85933bed0c6942e39b1f9 (patch)
tree	10c25c1be8cc08d0497df1dccd56a10fbb30beee /3rdParty/Boost/src/boost/chrono
parent	da7d7a0ca71b80281aa9ff2526290b61ccb0cc60 (diff)
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