pcsx2/plugins/zzogl-pg/opengl/Profile.cpp

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/* ZZ Open GL graphics plugin
* Copyright (c)2009-2010 zeydlitz@gmail.com, arcum42@gmail.com
* Based on Zerofrog's ZeroGS KOSMOS (c)2005-2008
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
////////////////////
// Small profiler //
////////////////////
#include <list>
#include <string>
#include <map>
#include "Profile.h"
using namespace std;
#define GET_PROFILE_TIME() GetCPUTicks()
#if !defined(ZEROGS_DEVBUILD)
#define g_bWriteProfile 0
#else
bool g_bWriteProfile = 0;
#endif
u64 luPerfFreq;
struct DVPROFSTRUCT;
struct DVPROFSTRUCT
{
struct DATA
{
DATA(u64 time, u32 user = 0) : dwTime(time), dwUserData(user) {}
DATA() : dwTime(0), dwUserData(0) {}
u64 dwTime;
u32 dwUserData;
};
~DVPROFSTRUCT()
{
list<DVPROFSTRUCT*>::iterator it = listpChild.begin();
while (it != listpChild.end())
{
SAFE_DELETE(*it);
++it;
}
}
list<DATA> listTimes; // before DVProfEnd is called, contains the global time it started
// after DVProfEnd is called, contains the time it lasted
// the list contains all the tracked times
char pname[256];
list<DVPROFSTRUCT*> listpChild; // other profilers called during this profiler period
};
struct DVPROFTRACK
{
u32 dwUserData;
DVPROFSTRUCT::DATA* pdwTime;
DVPROFSTRUCT* pprof;
};
list<DVPROFTRACK> g_listCurTracking; // the current profiling functions, the back element is the
// one that will first get popped off the list when DVProfEnd is called
// the pointer is an element in DVPROFSTRUCT::listTimes
list<DVPROFSTRUCT> g_listProfilers; // the current profilers, note that these are the parents
// any profiler started during the time of another is held in
// DVPROFSTRUCT::listpChild
list<DVPROFSTRUCT*> g_listAllProfilers; // ignores the hierarchy, pointer to elements in g_listProfilers
void DVProfRegister(char* pname)
{
if (!g_bWriteProfile) return;
list<DVPROFSTRUCT*>::iterator it = g_listAllProfilers.begin();
// while(it != g_listAllProfilers.end() ) {
//
// if( _tcscmp(pname, (*it)->pname) == 0 ) {
// (*it)->listTimes.push_back(timeGetTime());
// DVPROFTRACK dvtrack;
// dvtrack.pdwTime = &(*it)->listTimes.back();
// dvtrack.pprof = *it;
// g_listCurTracking.push_back(dvtrack);
// return;
// }
//
// ++it;
// }
// else add in a new profiler to the appropriate parent profiler
DVPROFSTRUCT* pprof = NULL;
if (g_listCurTracking.size() > 0)
{
assert(g_listCurTracking.back().pprof != NULL);
g_listCurTracking.back().pprof->listpChild.push_back(new DVPROFSTRUCT());
pprof = g_listCurTracking.back().pprof->listpChild.back();
}
else
{
g_listProfilers.push_back(DVPROFSTRUCT());
pprof = &g_listProfilers.back();
}
strncpy(pprof->pname, pname, 256);
// setup the profiler for tracking
pprof->listTimes.push_back(DVPROFSTRUCT::DATA(GET_PROFILE_TIME()));
DVPROFTRACK dvtrack;
dvtrack.pdwTime = &pprof->listTimes.back();
dvtrack.pprof = pprof;
dvtrack.dwUserData = 0;
g_listCurTracking.push_back(dvtrack);
// add to all profiler list
g_listAllProfilers.push_back(pprof);
}
void DVProfEnd(u32 dwUserData)
{
if (!g_bWriteProfile)
return;
B_RETURN(g_listCurTracking.size() > 0);
DVPROFTRACK dvtrack = g_listCurTracking.back();
assert(dvtrack.pdwTime != NULL && dvtrack.pprof != NULL);
dvtrack.pdwTime->dwTime = 1000000 * (GET_PROFILE_TIME() - dvtrack.pdwTime->dwTime) / luPerfFreq;
dvtrack.pdwTime->dwUserData = dwUserData;
g_listCurTracking.pop_back();
}
struct DVTIMEINFO
{
DVTIMEINFO() : uInclusive(0), uExclusive(0) {}
u64 uInclusive, uExclusive;
};
map<string, DVTIMEINFO> mapAggregateTimes;
u64 DVProfWriteStruct(FILE* f, DVPROFSTRUCT* p, int ident)
{
fprintf(f, "%*s%s - ", ident, "", p->pname);
list<DVPROFSTRUCT::DATA>::iterator ittime = p->listTimes.begin();
u64 utime = 0;
while (ittime != p->listTimes.end())
{
utime += (u32)ittime->dwTime;
if (ittime->dwUserData)
fprintf(f, "time: %d, user: 0x%8.8x", (u32)ittime->dwTime, ittime->dwUserData);
else
fprintf(f, "time: %d", (u32)ittime->dwTime);
++ittime;
}
mapAggregateTimes[p->pname].uInclusive += utime;
fprintf(f, "\n");
list<DVPROFSTRUCT*>::iterator itprof = p->listpChild.begin();
u32 uex = utime;
while (itprof != p->listpChild.end())
{
uex -= (u32)DVProfWriteStruct(f, *itprof, ident + 4);
++itprof;
}
mapAggregateTimes[p->pname].uExclusive += uex;
return utime;
}
void DVProfWrite(char* pfilename, u32 frames)
{
assert(pfilename != NULL);
FILE* f = fopen(pfilename, "wb");
mapAggregateTimes.clear();
list<DVPROFSTRUCT>::iterator it = g_listProfilers.begin();
while (it != g_listProfilers.end())
{
DVProfWriteStruct(f, &(*it), 0);
++it;
}
{
map<string, DVTIMEINFO>::iterator it;
fprintf(f, "\n\n-------------------------------------------------------------------\n\n");
u64 uTotal[2] = {0};
double fiTotalTime[2];
for (it = mapAggregateTimes.begin(); it != mapAggregateTimes.end(); ++it)
{
uTotal[0] += it->second.uExclusive;
uTotal[1] += it->second.uInclusive;
}
fprintf(f, "total times (%d): ex: %Lu ", frames, uTotal[0] / frames);
fprintf(f, "inc: %Lu\n", uTotal[1] / frames);
fiTotalTime[0] = 1.0 / (double)uTotal[0];
fiTotalTime[1] = 1.0 / (double)uTotal[1];
// output the combined times
for (it = mapAggregateTimes.begin(); it != mapAggregateTimes.end(); ++it)
{
fprintf(f, "%s - ex: %f inc: %f\n", it->first.c_str(), (double)it->second.uExclusive * fiTotalTime[0],
(double)it->second.uInclusive * fiTotalTime[1]);
}
}
fclose(f);
}
void DVProfClear()
{
g_listCurTracking.clear();
g_listProfilers.clear();
g_listAllProfilers.clear();
}
void InitProfile()
{
luPerfFreq = GetCPUTicks();
}