csutil/timemeasure.h
Go to the documentation of this file.00001 /* 00002 Copyright (C) 2004 by Jorrit Tyberghein 00003 (C) 2004 by Frank Richter 00004 00005 This library is free software; you can redistribute it and/or 00006 modify it under the terms of the GNU Library General Public 00007 License as published by the Free Software Foundation; either 00008 version 2 of the License, or (at your option) any later version. 00009 00010 This library is distributed in the hope that it will be useful, 00011 but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 Library General Public License for more details. 00014 00015 You should have received a copy of the GNU Library General Public 00016 License along with this library; if not, write to the Free 00017 Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00018 */ 00019 00020 #ifndef __CS_CSUTIL_TIMEMEASURE_H__ 00021 #define __CS_CSUTIL_TIMEMEASURE_H__ 00022 00027 #include "csutil/util.h" 00028 #include "csutil/sysfunc.h" 00029 00050 class csMeasureTime 00051 { 00052 protected: 00053 csTicks offsetTime; 00054 csString text; 00055 public: 00059 csMeasureTime (const char* format, ...) 00060 { 00061 va_list args; 00062 va_start (args, format); 00063 text.FormatV (format, args); 00064 va_end (args); 00065 00066 offsetTime = csGetTicks (); 00067 } 00068 00069 ~csMeasureTime () 00070 { 00071 csTicks endTime = csGetTicks (); 00072 csPrintf ("%s: %u ms\n", text.GetData(), endTime - offsetTime); 00073 } 00074 00076 void PrintIntermediate (const char* descr, ...) 00077 { 00078 csTicks currentTime = csGetTicks (); 00079 00080 csPrintf ("(%s)", text.GetData()); 00081 va_list args; 00082 va_start (args, descr); 00083 csPrintfV (descr, args); 00084 va_end (args); 00085 csPrintf (": %u ms\n", currentTime - offsetTime); 00086 00087 csTicks currentTime2 = csGetTicks (); 00088 // Correct difference from printing 00089 offsetTime += currentTime2 - currentTime; 00090 } 00091 }; 00092 00095 #endif
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