NeL: NLMISC::CHTimer::CNodeStat struct Reference

00813 {
+00814         TotalTime = 0;  
+00815         TotalTimeWithoutSons = 0;       
+00816         NumVisits = 0;
+00817         
+00818         uint64 minTime = (uint64) -1;
+00819         uint64 maxTime = 0;
+00820         
+00821         uint k, l;
+00822         for(k = 0; k < numNodes; ++k)
+00823         {               
+00824                 TotalTime += nodes[k]->TotalTime * msPerTick;
+00825                 TotalTimeWithoutSons += (nodes[k]->TotalTime -  nodes[k]->LastSonsTotalTime) * msPerTick;
+00826                 NumVisits += nodes[k]->NumVisits;
+00827                 minTime = std::min(minTime, nodes[k]->MinTime);
+00828                 maxTime = std::max(maxTime, nodes[k]->MaxTime);                         
+00829         }
+00830         if (minTime == (uint64) -1) 
+00831         {
+00832                 minTime = 0;
+00833         }
+00834         MinTime  = minTime * msPerTick;
+00835         MaxTime  = maxTime * msPerTick;
+00836         if (NumVisits > 0)
+00837                 MeanTime = TotalTime / NumVisits;
+00838         else
+00839                 MeanTime = 0.0;
+00840 
+00841         // compute standard deviation
+00842         double varianceSum = 0;
+00843         uint   numMeasures = 0;
+00844         for(k = 0; k < numNodes; ++k)
+00845         {
+00846                 numMeasures += nodes[k]->Measures.size();
+00847                 for(l = 0; l < nodes[k]->Measures.size(); ++l)
+00848                 {
+00849                         varianceSum += NLMISC::sqr(nodes[k]->Measures[l] - MeanTime);
+00850                 }               
+00851         }
+00852         TimeStandardDeviation = numMeasures == 0 ? 0
+00853                                                                                          : ::sqrt(varianceSum / (numMeasures +1));
+00854 }
+

+ + + + +

+ + + + + + + + + + + + + + + + + + + + + + + + + +

void NLMISC::CHTimer::CStats::display	(	CLog *	log,
		bool	displayEx = false,
		bool	wantStandardDeviation = false
	)	`[inherited]`

+ + + + + +

+ +

+Definition at line 857 of file hierarchical_timer.cpp. +

+References NLMISC::CLog::displayRawNL(), NLMISC::CHTimer::CStats::MeanTime, NLMISC::CHTimer::CStats::TimeStandardDeviation, and NLMISC::CHTimer::CStats::TotalTimeWithoutSons. +

00858 {
+00859         log->displayRawNL("HTIMER: Total time                = %.3f ms", (float) TotalTime);
+00860         log->displayRawNL("HTIMER: Total time without sons   = %.3f ms", (float) TotalTimeWithoutSons);
+00861         log->displayRawNL(("HTIMER: Num visits                = " + NLMISC::toString(NumVisits)).c_str());      
+00862         if (displayEx)
+00863         {
+00864                         log->displayRawNL("HTIMER: Min time                  = %.3f ms", (float) MinTime);
+00865                         log->displayRawNL("HTIMER: Max time                  = %.3f ms", (float) MaxTime);
+00866                         log->displayRawNL("HTIMER: Mean time                 = %.3f ms", (float) MeanTime);
+00867                         if (wantStandardDeviation)
+00868                         {
+00869                         log->displayRawNL("HTIMER: Standard deviation        = %.3f ms", (float) TimeStandardDeviation);
+00870                         }
+00871                         //log->displayRawNL("Time standard deviation    = %.3f ms", (float) TimeStandardDeviation);
+00872         }
+00873 }
+

+ + + + +

+ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +

void NLMISC::CHTimer::CStats::getStats	(	std::string &	dest,
		bool	statEx,
		double	rootTotalTime,
		bool	wantStandardDeviation = false
	)	`[inherited]`

+ + + + + +

+ +

+Get a string for stats (all stats on the same line)

Parameters:

+ + +

statEx

display extended stats

+ +

+Definition at line 877 of file hierarchical_timer.cpp. +

+References NLMISC::CHTimer::CStats::MeanTime, NLMISC::smprintf(), NLMISC::CHTimer::CStats::TimeStandardDeviation, NLMISC::toString(), and NLMISC::CHTimer::CStats::TotalTimeWithoutSons. +

+Referenced by NLMISC::CHTimer::displayHierarchical(), NLMISC::CHTimer::displayHierarchicalByExecutionPathSorted(), and NLMISC::CHTimer::displaySummary(). +

00878 {
+00879         char buf[1024];
+00880         if (!wantStandardDeviation)
+00881         {       
+00882                 if (!statEx)
+00883                 {       
+00884                         NLMISC::smprintf(buf, 1024, " | %10.3f | %10.3f | %12s ", (float) TotalTime, (float) TotalTimeWithoutSons, toString(NumVisits).c_str());
+00885                 }
+00886                 else
+00887                 {
+00888                         NLMISC::smprintf(buf, 1024, " | %10.3f | %10.3f | %12s | %5.1f/%5.1f | %9.3f | %9.3f | %9.3f",
+00889                                           (float) TotalTime, (float) TotalTimeWithoutSons, toString(NumVisits).c_str(), 
+00890                                           float(100*TotalTimeWithoutSons/rootTotalTime), float(100*TotalTime/rootTotalTime), 
+00891                                           (float) MinTime, (float) MaxTime, (float) MeanTime
+00892                                          );
+00893                 }
+00894         }
+00895         else
+00896         {
+00897                 if (!statEx)
+00898                 {       
+00899                         NLMISC::smprintf(buf, 1024, " | %10.3f | %10.3f | %12s | std deviation %9.3f", (float) TotalTime, (float) TotalTimeWithoutSons, toString(NumVisits).c_str(), (float) TimeStandardDeviation);
+00900                 }
+00901                 else
+00902                 {
+00903                         NLMISC::smprintf(buf, 1024, " | %10.3f | %10.3f | %12s | %5.1f/%5.1f | %9.3f | %9.3f | %9.3f | std deviation %9.3f",
+00904                                                           (float) TotalTime, (float) TotalTimeWithoutSons, toString(NumVisits).c_str(), 
+00905                                                           float(100*TotalTimeWithoutSons/rootTotalTime), float(100*TotalTime/rootTotalTime), 
+00906                                                           (float) MinTime, (float) MaxTime, (float) MeanTime,
+00907                                                           (float) TimeStandardDeviation
+00908                                                         );
+00909                 }
+00910         }
+00911         dest = buf;
+00912 }
+

NLMISC::CHTimer::CNodeStat Struct Reference

Public Member Functions

Data Fields

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Field Documentation