<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>GEOS: profiler.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body> <!-- Generated by Doxygen 1.7.1 --> <div class="navigation" id="top"> <div class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul> </div> <div class="tabs2"> <ul class="tablist"> <li><a href="files.html"><span>File List</span></a></li> </ul> </div> <div class="header"> <div class="headertitle"> <h1>profiler.h</h1> </div> </div> <div class="contents"> <div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/**********************************************************************</span> <a name="l00002"></a>00002 <span class="comment"> * $Id: profiler.h 2556 2009-06-06 22:22:28Z strk $</span> <a name="l00003"></a>00003 <span class="comment"> *</span> <a name="l00004"></a>00004 <span class="comment"> * GEOS - Geometry Engine Open Source</span> <a name="l00005"></a>00005 <span class="comment"> * http://geos.refractions.net</span> <a name="l00006"></a>00006 <span class="comment"> *</span> <a name="l00007"></a>00007 <span class="comment"> * Copyright (C) 2001-2002 Vivid Solutions Inc.</span> <a name="l00008"></a>00008 <span class="comment"> *</span> <a name="l00009"></a>00009 <span class="comment"> * This is free software; you can redistribute and/or modify it under</span> <a name="l00010"></a>00010 <span class="comment"> * the terms of the GNU Lesser General Public Licence as published</span> <a name="l00011"></a>00011 <span class="comment"> * by the Free Software Foundation. </span> <a name="l00012"></a>00012 <span class="comment"> * See the COPYING file for more information.</span> <a name="l00013"></a>00013 <span class="comment"> *</span> <a name="l00014"></a>00014 <span class="comment"> **********************************************************************/</span> <a name="l00015"></a>00015 <a name="l00016"></a>00016 <span class="preprocessor">#ifndef GEOS_PROFILER_H</span> <a name="l00017"></a>00017 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_PROFILER_H</span> <a name="l00018"></a>00018 <span class="preprocessor"></span> <a name="l00019"></a>00019 <span class="preprocessor">#include <geos/export.h></span> <a name="l00020"></a>00020 <a name="l00021"></a>00021 <span class="comment">/* For MingW builds with __STRICT_ANSI__ (-ansi) */</span> <a name="l00022"></a>00022 <span class="preprocessor">#if defined(__MINGW32__)</span> <a name="l00023"></a>00023 <span class="preprocessor"></span><span class="comment">/* Allow us to check for presence of gettimeofday in MingW */</span> <a name="l00024"></a>00024 <span class="preprocessor">#include <config.h></span> <a name="l00025"></a>00025 <a name="l00026"></a>00026 <span class="preprocessor">#include <sys/time.h></span> <a name="l00027"></a>00027 <span class="keyword">extern</span> <span class="stringliteral">"C"</span> { <a name="l00028"></a>00028 <span class="keyword">extern</span> _CRTIMP <span class="keywordtype">void</span> __cdecl _tzset (<span class="keywordtype">void</span>); <a name="l00029"></a>00029 __MINGW_IMPORT <span class="keywordtype">int</span> _daylight; <a name="l00030"></a>00030 __MINGW_IMPORT <span class="keywordtype">long</span> _timezone; <a name="l00031"></a>00031 __MINGW_IMPORT <span class="keywordtype">char</span> *_tzname[2]; <a name="l00032"></a>00032 } <a name="l00033"></a>00033 <span class="preprocessor">#endif</span> <a name="l00034"></a>00034 <span class="preprocessor"></span> <a name="l00035"></a>00035 <span class="preprocessor">#if defined(_MSC_VER) || defined(__MINGW32__) && !defined(HAVE_GETTIMEOFDAY)</span> <a name="l00036"></a>00036 <span class="preprocessor"></span><span class="preprocessor">#include <geos/timeval.h></span> <a name="l00037"></a>00037 <span class="preprocessor">#else</span> <a name="l00038"></a>00038 <span class="preprocessor"></span><span class="preprocessor">#include <sys/time.h></span> <a name="l00039"></a>00039 <span class="preprocessor">#endif</span> <a name="l00040"></a>00040 <span class="preprocessor"></span> <a name="l00041"></a>00041 <span class="preprocessor">#include <map></span> <a name="l00042"></a>00042 <span class="preprocessor">#include <memory></span> <a name="l00043"></a>00043 <span class="preprocessor">#include <iostream></span> <a name="l00044"></a>00044 <span class="preprocessor">#include <string></span> <a name="l00045"></a>00045 <span class="preprocessor">#include <vector></span> <a name="l00046"></a>00046 <a name="l00047"></a>00047 <span class="preprocessor">#ifndef PROFILE</span> <a name="l00048"></a>00048 <span class="preprocessor"></span><span class="preprocessor">#define PROFILE 0</span> <a name="l00049"></a>00049 <span class="preprocessor"></span><span class="preprocessor">#endif</span> <a name="l00050"></a>00050 <span class="preprocessor"></span> <a name="l00051"></a>00051 <span class="keyword">namespace </span>geos { <a name="l00052"></a>00052 <span class="keyword">namespace </span>util { <a name="l00053"></a>00053 <a name="l00054"></a>00054 <a name="l00055"></a>00055 <span class="comment">/*</span> <a name="l00056"></a>00056 <span class="comment"> * \class Profile utils.h geos.h</span> <a name="l00057"></a>00057 <span class="comment"> *</span> <a name="l00058"></a>00058 <span class="comment"> * \brief Profile statistics</span> <a name="l00059"></a>00059 <span class="comment"> */</span> <a name="l00060"></a>00060 <span class="keyword">class </span>GEOS_DLL Profile { <a name="l00061"></a>00061 <span class="keyword">public</span>: <a name="l00063"></a>00063 Profile(std::string name); <a name="l00064"></a>00064 <a name="l00066"></a>00066 ~Profile(); <a name="l00067"></a>00067 <a name="l00069"></a>00069 <span class="keywordtype">void</span> start() { <a name="l00070"></a>00070 gettimeofday(&starttime, NULL); <a name="l00071"></a>00071 } <a name="l00072"></a>00072 <a name="l00074"></a>00074 <span class="keywordtype">void</span> stop() <a name="l00075"></a>00075 { <a name="l00076"></a>00076 gettimeofday(&stoptime, NULL); <a name="l00077"></a>00077 <span class="keywordtype">double</span> elapsed = 1000000*(stoptime.tv_sec-starttime.tv_sec)+ <a name="l00078"></a>00078 (stoptime.tv_usec-starttime.tv_usec); <a name="l00079"></a>00079 <a name="l00080"></a>00080 timings.push_back(elapsed); <a name="l00081"></a>00081 totaltime += elapsed; <a name="l00082"></a>00082 <span class="keywordflow">if</span> ( timings.size() == 1 ) max = min = elapsed; <a name="l00083"></a>00083 <span class="keywordflow">else</span> <a name="l00084"></a>00084 { <a name="l00085"></a>00085 <span class="keywordflow">if</span> ( elapsed > max ) max = elapsed; <a name="l00086"></a>00086 <span class="keywordflow">if</span> ( elapsed < min ) min = elapsed; <a name="l00087"></a>00087 } <a name="l00088"></a>00088 avg = totaltime / timings.size(); <a name="l00089"></a>00089 } <a name="l00090"></a>00090 <a name="l00092"></a>00092 <span class="keywordtype">double</span> getMax() <span class="keyword">const</span>; <a name="l00093"></a>00093 <a name="l00095"></a>00095 <span class="keywordtype">double</span> getMin() <span class="keyword">const</span>; <a name="l00096"></a>00096 <a name="l00098"></a>00098 <span class="keywordtype">double</span> getTot() <span class="keyword">const</span>; <a name="l00099"></a>00099 <a name="l00101"></a>00101 <span class="keywordtype">double</span> getAvg() <span class="keyword">const</span>; <a name="l00102"></a>00102 <a name="l00104"></a>00104 <span class="keywordtype">size_t</span> getNumTimings() <span class="keyword">const</span>; <a name="l00105"></a>00105 <a name="l00107"></a>00107 std::string name; <a name="l00108"></a>00108 <a name="l00109"></a>00109 <a name="l00110"></a>00110 <span class="keyword">private</span>: <a name="l00111"></a>00111 <a name="l00112"></a>00112 <span class="comment">/* \brief current start and stop times */</span> <a name="l00113"></a>00113 <span class="keyword">struct </span>timeval starttime, stoptime; <a name="l00114"></a>00114 <a name="l00115"></a>00115 <span class="comment">/* \brief actual times */</span> <a name="l00116"></a>00116 std::vector<double> timings; <a name="l00117"></a>00117 <a name="l00118"></a>00118 <span class="comment">/* \brief total time */</span> <a name="l00119"></a>00119 <span class="keywordtype">double</span> totaltime; <a name="l00120"></a>00120 <a name="l00121"></a>00121 <span class="comment">/* \brief max time */</span> <a name="l00122"></a>00122 <span class="keywordtype">double</span> max; <a name="l00123"></a>00123 <a name="l00124"></a>00124 <span class="comment">/* \brief max time */</span> <a name="l00125"></a>00125 <span class="keywordtype">double</span> min; <a name="l00126"></a>00126 <a name="l00127"></a>00127 <span class="comment">/* \brief max time */</span> <a name="l00128"></a>00128 <span class="keywordtype">double</span> avg; <a name="l00129"></a>00129 <a name="l00130"></a>00130 }; <a name="l00131"></a>00131 <a name="l00132"></a>00132 <span class="comment">/*</span> <a name="l00133"></a>00133 <span class="comment"> * \class Profiler utils.h geos.h</span> <a name="l00134"></a>00134 <span class="comment"> *</span> <a name="l00135"></a>00135 <span class="comment"> * \brief Profiling class</span> <a name="l00136"></a>00136 <span class="comment"> *</span> <a name="l00137"></a>00137 <span class="comment"> */</span> <a name="l00138"></a>00138 <span class="keyword">class </span>GEOS_DLL Profiler { <a name="l00139"></a>00139 <a name="l00140"></a>00140 <span class="keyword">public</span>: <a name="l00141"></a>00141 <a name="l00142"></a>00142 Profiler(); <a name="l00143"></a>00143 ~Profiler(); <a name="l00144"></a>00144 <a name="l00150"></a>00150 <span class="keyword">static</span> Profiler *instance(<span class="keywordtype">void</span>); <a name="l00151"></a>00151 <a name="l00157"></a>00157 <span class="keywordtype">void</span> start(std::string name); <a name="l00158"></a>00158 <a name="l00164"></a>00164 <span class="keywordtype">void</span> stop(std::string name); <a name="l00165"></a>00165 <a name="l00167"></a>00167 Profile *<span class="keyword">get</span>(std::string name); <a name="l00168"></a>00168 <a name="l00169"></a>00169 std::map<std::string, Profile *> profs; <a name="l00170"></a>00170 }; <a name="l00171"></a>00171 <a name="l00172"></a>00172 <a name="l00174"></a>00174 std::ostream& operator<< (std::ostream& os, <span class="keyword">const</span> Profile&); <a name="l00175"></a>00175 <a name="l00177"></a>00177 std::ostream& operator<< (std::ostream& os, <span class="keyword">const</span> Profiler&); <a name="l00178"></a>00178 <a name="l00179"></a>00179 } <span class="comment">// namespace geos::util</span> <a name="l00180"></a>00180 } <span class="comment">// namespace geos</span> <a name="l00181"></a>00181 <a name="l00182"></a>00182 <span class="preprocessor">#endif // ndef GEOS_PROFILER_H</span> <a name="l00183"></a>00183 <span class="preprocessor"></span> <a name="l00184"></a>00184 <span class="comment">/**********************************************************************</span> <a name="l00185"></a>00185 <span class="comment"> * $Log$</span> <a name="l00186"></a>00186 <span class="comment"> * Revision 1.8 2006/06/12 11:29:23 strk</span> <a name="l00187"></a>00187 <span class="comment"> * unsigned int => size_t</span> <a name="l00188"></a>00188 <span class="comment"> *</span> <a name="l00189"></a>00189 <span class="comment"> * Revision 1.7 2006/03/06 19:40:47 strk</span> <a name="l00190"></a>00190 <span class="comment"> * geos::util namespace. New GeometryCollection::iterator interface, many cleanups.</span> <a name="l00191"></a>00191 <span class="comment"> *</span> <a name="l00192"></a>00192 <span class="comment"> * Revision 1.6 2006/03/03 10:46:21 strk</span> <a name="l00193"></a>00193 <span class="comment"> * Removed 'using namespace' from headers, added missing headers in .cpp files, removed useless includes in headers (bug#46)</span> <a name="l00194"></a>00194 <span class="comment"> *</span> <a name="l00195"></a>00195 <span class="comment"> * Revision 1.5 2005/02/01 14:18:04 strk</span> <a name="l00196"></a>00196 <span class="comment"> * Made profiler start/stop inline</span> <a name="l00197"></a>00197 <span class="comment"> *</span> <a name="l00198"></a>00198 <span class="comment"> * Revision 1.4 2004/12/03 16:21:07 frank</span> <a name="l00199"></a>00199 <span class="comment"> * dont try for sys/time.h with MSVC</span> <a name="l00200"></a>00200 <span class="comment"> *</span> <a name="l00201"></a>00201 <span class="comment"> * Revision 1.3 2004/11/30 16:44:16 strk</span> <a name="l00202"></a>00202 <span class="comment"> * Added gettimeofday implementation for win32, curtesy of Wu Yongwei.</span> <a name="l00203"></a>00203 <span class="comment"> *</span> <a name="l00204"></a>00204 <span class="comment"> * Revision 1.2 2004/11/04 08:49:13 strk</span> <a name="l00205"></a>00205 <span class="comment"> * Unlinked new documentation.</span> <a name="l00206"></a>00206 <span class="comment"> *</span> <a name="l00207"></a>00207 <span class="comment"> * Revision 1.1 2004/11/01 16:43:04 strk</span> <a name="l00208"></a>00208 <span class="comment"> * Added Profiler code.</span> <a name="l00209"></a>00209 <span class="comment"> * Temporarly patched a bug in DoubleBits (must check drawbacks).</span> <a name="l00210"></a>00210 <span class="comment"> * Various cleanups and speedups.</span> <a name="l00211"></a>00211 <span class="comment"> *</span> <a name="l00212"></a>00212 <span class="comment"> **********************************************************************/</span> </pre></div></div> </div> <hr class="footer"/><address class="footer"><small>Generated on Thu Jul 22 2010 for GEOS by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.1 </small></address> </body> </html>