Fraxinus  16.5.0-fx-rc8
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cxCyclicActionLogger.cpp
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1 /*=========================================================================
2 This file is part of CustusX, an Image Guided Therapy Application.
3 
4 Copyright (c) 2008-2014, SINTEF Department of Medical Technology
5 All rights reserved.
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11  this list of conditions and the following disclaimer.
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31 =========================================================================*/
32 
33 #include "cxCyclicActionLogger.h"
34 #include <numeric>
35 #include <sstream>
36 #include <QStringList>
37 #include "cxTypeConversions.h"
38 #include <cmath>
39 #include "cxLogger.h"
40 #include "cxMathUtils.h"
41 
42 namespace cx
43 {
44 
46 {
47  mRenderClock.start();
48  mIntervalClock.start();
49  this->reset();
50 }
51 
53 {
54  mName = name;
55  mRenderClock.start();
56  mIntervalClock.start();
57  this->reset();
58 }
59 
60 void CyclicActionLogger::reset(int interval)
61 {
62  mIntervalClock.restart();
63  mInterval = interval;
64  mTiming.clear();
65 }
66 
68 {
69  this->time("outside");
70 }
71 
72 void CyclicActionLogger::time(QString id)
73 {
74  std::vector<Entry>::iterator iter;
75  for (iter=mTiming.begin(); iter!=mTiming.end(); ++iter)
76  {
77  if (iter->id!=id)
78  continue;
79  iter->time.push_back(mRenderClock.restart());
80  return;
81  }
82 
83  Entry newEntry;
84  newEntry.id = id;
85  newEntry.time.push_back(mRenderClock.restart());
86  mTiming.push_back(newEntry);
87 }
88 
92 {
93  if (!mIntervalClock.elapsed())
94  return -1;
95  double numberOfRenderings = mTiming.empty() ? 0 : mTiming.front().time.size();
96  double fps = 1000.0 * numberOfRenderings / mIntervalClock.elapsed();
97  return roundAwayFromZero(fps);
98 }
99 
101 {
102  return mIntervalClock.elapsed() > mInterval;
103 }
104 
106 {
107  return this->dumpStatisticsSmall();
108 // std::stringstream ss;
109 // ss << "=== " << mName << " statistics ===" << std::endl;
110 // ss << "Interval \t= " << mInterval << " ms" << std::endl;
111 // ss << "Elapsed \t= " << mIntervalClock.elapsed() << " ms" << std::endl;
112 // ss << "FPS \t= " << this->getFPS() << " frames/s" << std::endl;
113 //
114 //
115 // if (mRenderTime.empty() || mOffRenderTime.empty())
116 // return qstring_cast(ss.str());
117 //
118 // double maxRenderTime = *std::max_element(mRenderTime.begin(), mRenderTime.end());
119 // double maxOffRenderTime = *std::max_element(mOffRenderTime.begin(), mOffRenderTime.end());
120 //
121 // double meanRenderTime = std::accumulate(mRenderTime.begin(), mRenderTime.end(), 0)/mRenderTime.size();
122 // double meanOffRenderTime = std::accumulate(mOffRenderTime.begin(), mOffRenderTime.end(), 0)/mOffRenderTime.size();
123 // double meanTotalTime = meanRenderTime + meanOffRenderTime;
124 //
125 // ss << "Mean time:\t= " << meanTotalTime << " ms/frame" << std::endl;
126 // ss << std::endl;
127 // ss << "Mean times: \t"<< "render: " << meanRenderTime << "\tother: " << meanOffRenderTime << std::endl;
128 // ss << "Max times: \t" << "render: " << maxRenderTime << "\tother: " << maxOffRenderTime << std::endl;
129 // ss << std::endl;
130 //
131 // ss << "Render Times: " << mRenderTime.size() << std::endl;
132 // for (unsigned i = 0; i < mRenderTime.size(); ++i)
133 // ss << mRenderTime[i] << " ";
134 // ss << std::endl;
135 //
136 // ss << "Off Render Times: " << mOffRenderTime.size() << std::endl;
137 // for (unsigned i = 0; i < mOffRenderTime.size(); ++i)
138 // ss << mOffRenderTime[i] << " ";
139 // ss << std::endl;
140 //
141 // ss << "================================" << std::endl;
142 // ss << std::endl;
143 // return qstring_cast(ss.str());
144 }
145 
147 {
148  std::stringstream ss;
149  ss << mName << ":\t";
150  ss << "Elapsed=" << mIntervalClock.elapsed() << " ms";
151  ss << "\tFPS=" << this->getFPS() << " fps";
152 
153  if (mTiming.empty())
154  return qstring_cast(ss.str());
155 
156  QStringList meanTimes;
157  QStringList maxTimes;
158  QStringList ids;
159  double totalTime=0;
160 
161  std::vector<Entry>::iterator entry;
162  for (entry=mTiming.begin(); entry!=mTiming.end(); ++entry)
163  {
164  double maxTime = this->getMaxTime(entry->time);
165  double meanTime = this->getMeanTime(entry->time);
166  totalTime += meanTime;
167 
168  meanTimes << qstring_cast(int(meanTime));
169  maxTimes << qstring_cast(int(maxTime));
170  ids << entry->id;
171  }
172 
173  ss << QString("\t(total=%1)").arg(ids.join("+"));
174  ss << QString("\tMean:(%2=%3) ms/frame").arg(totalTime).arg(meanTimes.join("+"));
175  ss << QString("\tMax:(%1)").arg(maxTimes.join("+"));
176 
177  return qstring_cast(ss.str());
178 }
179 
180 double CyclicActionLogger::getMeanTime(std::vector<double> &time)
181 {
182  return std::accumulate(time.begin(), time.end(), 0)/time.size();
183 }
184 
185 double CyclicActionLogger::getMaxTime(std::vector<double> &time)
186 {
187  return *std::max_element(time.begin(), time.end());
188 }
189 
191 {
192  std::vector<Entry>::iterator entry = getTimingVectorIterator(id);
193  if(entry == mTiming.end())
194  {
195  reportWarning("CyclicActionLogger::getTime() unknown id: " + id);
196  return 0;
197  }
198  return getMeanTime(entry->time);
199 }
200 
201 std::vector<CyclicActionLogger::Entry>::iterator CyclicActionLogger::getTimingVectorIterator(QString id)
202 {
203  std::vector<Entry>::iterator entry;
204  for (entry=mTiming.begin(); entry!=mTiming.end(); ++entry)
205  {
206  if(entry->id == id)
207  break;
208  }
209  return entry;
210 }
211 
213 {
214  double totalTime = 0;
215  std::vector<Entry>::iterator entry;
216  for (entry=mTiming.begin(); entry!=mTiming.end(); ++entry)
217  {
218  if(entry->id != "outside")
219  {
220  double meanTime = this->getMeanTime(entry->time);
221  totalTime += meanTime;
222  }
223  }
224  return totalTime;
225 }
226 
227 } // namespace cx
QString qstring_cast(const T &val)
void reset(int interval=1000)
void begin()
start timing for this cycle
double roundAwayFromZero(double val)
Definition: cxMathUtils.cpp:35
void reportWarning(QString msg)
Definition: cxLogger.cpp:91
int getTotalLoggedTime()
Total time contained in entered id's (id outside is not counted)
void time(QString id)
store time from begin or last time()