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<h1>timer.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#include <time.h></span>
<a name="l00002"></a>00002
<a name="l00003"></a>00003 clock_t calc_time0,calc_time1;
<a name="l00004"></a>00004 <span class="keywordtype">double</span> calc_time;
<a name="l00005"></a>00005 <span class="preprocessor">#define TIME_ON calc_time0=clock();</span>
<a name="l00006"></a>00006 <span class="preprocessor"></span><span class="preprocessor">#define TIME_OFF(msg) calc_time1=clock(); \</span>
<a name="l00007"></a>00007 <span class="preprocessor"> calc_time=(double)(calc_time1-calc_time0)/CLOCKS_PER_SEC; \</span>
<a name="l00008"></a>00008 <span class="preprocessor"> std::cout<<msg<<": iterations="<<i \</span>
<a name="l00009"></a>00009 <span class="preprocessor"> <<" CPU Time="<<calc_time \</span>
<a name="l00010"></a>00010 <span class="preprocessor"> <<" iter/s="<<i/calc_time<<std::endl;</span>
<a name="l00011"></a>00011 <span class="preprocessor"></span>
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