Crystal Space: csutil/profile.h Source File (Crystal Space Public API Reference)

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# csutil/profile.h

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    00001 /*
    00002     Copyright (C) 2005 by Jorrit Tyberghein
    00003
    00004     This library is free software; you can redistribute it and/or
    00005     modify it under the terms of the GNU Library General Public
    00006     License as published by the Free Software Foundation; either
    00007     version 2 of the License, or (at your option) any later version.
    00008
    00009     This library is distributed in the hope that it will be useful,
    00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
    00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00012     Library General Public License for more details.
    00013
    00014     You should have received a copy of the GNU Library General Public
    00015     License along with this library; if not, write to the Free
    00016     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
    00017 */
    00018
    00019 #ifndef __CS_UTIL_PROFILE_H__
    00020 #define __CS_UTIL_PROFILE_H__
    00021
    00026 #include "csextern.h"
    00027 #include "csutil/array.h"
    00028 #include "csutil/csstring.h"
    00029 #include "csutil/scf_implementation.h"
    00030
    00031 #ifdef CS_DO_PROFILING
    00032
    00033 #include <sys/time.h>
    00034
    00035
    00036 struct iProfiler : public virtual iBase
    00037 {
    00038   SCF_INTERFACE(iProfiler, 2,0,0);
    00039   virtual void RegisterProfilePoint (const char* token,
    00040         const char* file, int line,
    00041         uint32* ptr_count, uint32* ptr_time,
    00042         uint32* ptr_timemin, uint32* ptr_timemax) = 0;
    00043   virtual void Dump () = 0;
    00044   virtual void Reset () = 0;
    00045 };
    00046
    00047 struct csProfileInfo
    00048 {
    00049   const char* token;
    00050   const char* file;
    00051   int line;
    00052   uint32* ptr_count;
    00053   uint32* ptr_time;
    00054   uint32* ptr_timemin;
    00055   uint32* ptr_timemax;
    00056 };
    00057
    00058 class csProfiler : public scfImplementation1<csProfiler, iProfiler>
    00059 {
    00060 public:
    00061   csArray<csProfileInfo> profile_info;
    00062
    00063 public:
    00064   csProfiler ();
    00065   virtual ~csProfiler ();
    00066
    00067   virtual void RegisterProfilePoint (const char* token,
    00068         const char* file, int line,
    00069         uint32* ptr_count, uint32* ptr_time,
    00070         uint32* ptr_timemin, uint32* ptr_timemax);
    00071   virtual void Dump ();
    00072   virtual void Reset ();
    00073 };
    00074
    00075 #if 1
    00076 #define CS_PROFTIME(v) \
    00077 v = csGetTicks()
    00078 #else
    00079 #define CS_PROFTIME(v) \
    00080 {\
    00081 struct timeval tv;\
    00082 gettimeofday(&tv, 0);\
    00083 v = tv.tv_sec + tv.tv_usec*1000000;\
    00084 }
    00085 #endif
    00086
    00087 #define CS_PROFRESET(obj_reg) \
    00088 { \
    00089 csRef<iProfiler> profiler = CS_QUERY_REGISTRY (obj_reg, iProfiler); \
    00090 if (profiler) profiler->Reset (); \
    00091 }
    00092
    00093 #define CS_PROFDUMP(obj_reg) \
    00094 { \
    00095 csRef<iProfiler> profiler = CS_QUERY_REGISTRY (obj_reg, iProfiler); \
    00096 if (profiler) profiler->Dump (); \
    00097 }
    00098
    00099 #define CS_PROFSTART(tok,obj_reg) \
    00100 static bool tok##__prof__init = false; \
    00101 static uint32 tok##__prof__cnt = 0; \
    00102 static uint32 tok##__prof__time = 0; \
    00103 static uint32 tok##__prof__timemin = 1000000000; \
    00104 static uint32 tok##__prof__timemax = 0; \
    00105 if (!tok##__prof__init) \
    00106 { \
    00107   tok##__prof__init = true; \
    00108   csRef<iProfiler> profiler = CS_QUERY_REGISTRY (obj_reg, iProfiler); \
    00109   if (!profiler) \
    00110   { \
    00111     profiler.AttachNew (new csProfiler ()); \
    00112     obj_reg->Register (profiler, "iProfiler"); \
    00113   } \
    00114   if (profiler) \
    00115     profiler->RegisterProfilePoint (#tok,__FILE__, __LINE__, &tok##__prof__cnt, &tok##__prof__time, &tok##__prof__timemin, &tok##__prof__timemax); \
    00116 } \
    00117 uint32 tok##__prof__starttime; \
    00118 CS_PROFTIME(tok##__prof__starttime)
    00119
    00120 #define CS_PROFSTOP(tok) \
    00121 { \
    00122 uint32 prof__endtime; \
    00123 CS_PROFTIME(prof__endtime); \
    00124 uint32 prof__dt = prof__endtime - tok##__prof__starttime; \
    00125 if (prof__dt < tok##__prof__timemin) tok##__prof__timemin = prof__dt; \
    00126 if (prof__dt > tok##__prof__timemax) tok##__prof__timemax = prof__dt; \
    00127 tok##__prof__time += prof__dt; \
    00128 } \
    00129 tok##__prof__cnt++
    00130
    00131 #else
    00132
    00133 #define CS_PROFRESET(obj_reg)
    00134 #define CS_PROFDUMP(obj_reg)
    00135 #define CS_PROFSTART(tok,obj_reg)
    00136 #define CS_PROFSTOP(tok)
    00137
    00138 #endif
    00139
    00140 #endif //__CS_UTIL_PROFILE_H__
    00141