winamp/Src/Wasabi/bfc/util/profiler.h

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2024-09-24 12:54:57 +00:00
#ifndef _PROFILER_H
#define _PROFILER_H
#include <bfc/wasabi_std.h>
#include <bfc/string/bfcstring.h>
#include <bfc/ptrlist.h>
#ifdef NO_PROFILING
#define PR_ENTER(msg)
#define PR_LEAVE()
#else
#define _PR_ENTER(msg, line) { __Profiler __prx##line(msg)
#define _PR_ENTER2(msg, msg2, line) { __Profiler __prx##line(msg, msg2)
#define PR_ENTER(msg) _PR_ENTER(msg, line)
#define PR_ENTER2(msg, msg2) _PR_ENTER2(msg, msg2, line)
#define PR_LEAVE() }
class __ProfilerEntry {
public:
__ProfilerEntry(const char *txt) { text = txt; totaltime = 0; totaln = 0; subcount = 0; lastcps = -1;}
virtual ~__ProfilerEntry() {}
void add(float ms) { totaltime += ms; totaln++;
if (subcount == 0) {
firstcall = Wasabi::Std::getTimeStampMS();
}
if (Wasabi::Std::getTimeStampMS() - firstcall < 1) {
subcount++;
} else {
lastcps = subcount;
subcount = 0;
}
}
float getAverage() { if (totaln == 0) return 0; return totaltime / (float)totaln; }
float getTotal() { return totaltime; }
const char *getText() { return text; }
int getLastCPS() { return lastcps; }
private:
float totaltime;
int totaln;
stdtimevalms firstcall;
int lastcps;
int subcount;
String text;
};
class __ProfilerEntrySort {
public:
static int compareAttrib(const wchar_t *attrib, void *item) {
return STRICMP((const char *)attrib, ((__ProfilerEntry*)item)->getText());
}
static int compareItem(void *i1, void *i2) {
return STRICMP(((__ProfilerEntry*)i1)->getText(), ((__ProfilerEntry*)i2)->getText());
}
};
extern COMEXP PtrListInsertSorted<__ProfilerEntry, __ProfilerEntrySort> __profiler_entries;
extern COMEXP int __profiler_indent;
class __ProfilerManager {
public:
static void log(const char *txt, float ms, float *total, float *average, int *lastcps) {
int pos=-1;
__ProfilerEntry *e = __profiler_entries.findItem((const wchar_t *)txt, &pos);
if (pos < 0 || e == NULL) {
e = new __ProfilerEntry(txt);
__profiler_entries.addItem(e);
}
if (e != NULL) {
e->add(ms);
if (total != NULL) *total = e->getTotal();
if (average != NULL) *average = e->getAverage();
if (lastcps != NULL) *lastcps = e->getLastCPS();
}
}
};
#undef USE_TICK_COUNT
class __Profiler {
public:
__Profiler(const char *text, const char *text2="") : str(text), str2(text2) {
if (!str2.isempty()) str2 += " ";
#ifdef USE_TICK_COUNT
ts1 = GetTickCount();
#else
ts1 = Wasabi::Std::getTimeStampMS();
#endif
__profiler_indent++;
}
~__Profiler() {
__profiler_indent--;
#ifdef USE_TICK_COUNT
stdtimevalms ts2 = GetTickCount();
#else
stdtimevalms ts2 = Wasabi::Std::getTimeStampMS();
#endif
float ms = (float)((ts2 - ts1)
#ifndef USE_TICK_COUNT
*1000.0
#endif
);
float total=0;
float average=0;
int lastcps=0;
__ProfilerManager::log(str, ms, &total, &average, &lastcps);
char buf[4096];
if (lastcps >= 0)
sprintf(buf, "%*sProfiler: %s: %s%6.4f ms (total: %6.4f ms, average: %6.4f ms, calls per second : %d)\n", __profiler_indent*4, " ", str.getValue(), str2.getValue(), ms, total, average, lastcps);
else
sprintf(buf, "%*sProfiler: %s: %s%6.4f ms (total: %6.4f ms, average: %6.4f ms)\n", __profiler_indent*4, " ", str.getValue(), str2.getValue(), ms, total, average);
#ifdef _WIN32
OutputDebugStringA(buf);
#else
#warning port me
#endif
}
private:
String str, str2;
stdtimevalms ts1;
};
#endif//!NO_PROFILING
#endif