Image Component Library (ICL)
|
00001 /******************************************************************** 00002 ** Image Component Library (ICL) ** 00003 ** ** 00004 ** Copyright (C) 2006-2013 CITEC, University of Bielefeld ** 00005 ** Neuroinformatics Group ** 00006 ** Website: www.iclcv.org and ** 00007 ** http://opensource.cit-ec.de/projects/icl ** 00008 ** ** 00009 ** File : ICLUtils/src/ICLUtils/FPSEstimator.h ** 00010 ** Module : ICLUtils ** 00011 ** Authors: Christof Elbrechter ** 00012 ** ** 00013 ** ** 00014 ** GNU LESSER GENERAL PUBLIC LICENSE ** 00015 ** This file may be used under the terms of the GNU Lesser General ** 00016 ** Public License version 3.0 as published by the ** 00017 ** ** 00018 ** Free Software Foundation and appearing in the file LICENSE.LGPL ** 00019 ** included in the packaging of this file. Please review the ** 00020 ** following information to ensure the license requirements will ** 00021 ** be met: http://www.gnu.org/licenses/lgpl-3.0.txt ** 00022 ** ** 00023 ** The development of this software was supported by the ** 00024 ** Excellence Cluster EXC 277 Cognitive Interaction Technology. ** 00025 ** The Excellence Cluster EXC 277 is a grant of the Deutsche ** 00026 ** Forschungsgemeinschaft (DFG) in the context of the German ** 00027 ** Excellence Initiative. ** 00028 ** ** 00029 ********************************************************************/ 00030 00031 #pragma once 00032 00033 #include <ICLUtils/CompatMacros.h> 00034 #include <ICLUtils/Time.h> 00035 #include <deque> 00036 #include <string> 00037 00038 namespace icl{ 00039 namespace utils{ 00041 class ICLUtils_API FPSEstimator{ 00042 public: 00043 00045 00046 FPSEstimator(int n=2); 00047 00049 virtual ~FPSEstimator() {} 00050 00052 void reset(int n); 00053 00055 virtual void tic() const; 00056 00058 virtual float getFPSVal() const; 00059 00061 virtual std::string getFPSString(const std::string &fmt="%3.4f fps", int bufferSize=30) const; 00062 00064 virtual void showFPS(const std::string &text="") const; 00065 00066 private: 00068 mutable std::deque<Time> m_qTimes; 00069 00071 int m_iN; 00072 }; 00073 00074 #define FPS_LOG_THIS_FUNCTION(N) static FPSEstimator __FPSEstimator__((N)); \ 00075 __FPSEstimator__.showFps(__FUNCTION__); 00076 00077 } // namespace utils 00078 } 00079 00080