hyperion.ng/libsrc/utils/Profiler.cpp

88 lines
2.7 KiB
C++

#include "HyperionConfig.h"
#include <utils/Profiler.h>
#include <utils/FileUtils.h>
#include <QFileInfo>
#include <QString>
struct StopWatchItem {
const char* sourceFile;
const char* func;
unsigned int line;
clock_t startTime;
};
static unsigned int blockCounter = 0;
static std::map<QString,StopWatchItem> GlobalProfilerMap;
Logger* Profiler::_logger = nullptr;
double getClockDelta(clock_t start)
{
return ((double)(clock() - start) / CLOCKS_PER_SEC);
}
Profiler::Profiler(const char* sourceFile, const char* func, unsigned int line)
: _file(sourceFile)
, _func(func)
, _line(line)
, _blockId(blockCounter++)
, _startTime(clock())
{
Profiler::initLogger();
_logger->Message(Logger::DEBUG,_file,_func,_line,">>> enter block %d", _blockId);
}
Profiler::~Profiler()
{
_logger->Message( Logger::DEBUG, _file,_func, _line, "<<< exit block %d, executed for %f s", _blockId, getClockDelta(_startTime));
}
void Profiler::initLogger()
{
if (_logger == nullptr)
_logger = Logger::getInstance("PROFILER", Logger::DEBUG);
}
void Profiler::TimerStart(const QString& timerName, const char* sourceFile, const char* func, unsigned int line)
{
std::pair<std::map<QString,StopWatchItem>::iterator,bool> ret;
Profiler::initLogger();
StopWatchItem item = {sourceFile, func, line};
ret = GlobalProfilerMap.emplace(timerName, item);
if (!ret.second)
{
if (ret.first->second.sourceFile == sourceFile && ret.first->second.func == func && ret.first->second.line == line)
{
_logger->Message(Logger::DEBUG, sourceFile, func, line, "restart timer '%s'", QSTRING_CSTR(timerName));
ret.first->second.startTime = clock();
}
else
{
_logger->Message(Logger::DEBUG, sourceFile, func, line, "ERROR timer '%s' started in multiple locations. First occurence %s:%d:%s()",
QSTRING_CSTR(timerName), FileUtils::getBaseName(ret.first->second.sourceFile).toLocal8Bit().constData(), ret.first->second.line, ret.first->second.func);
}
}
else
{
_logger->Message(Logger::DEBUG, sourceFile, func, line, "start timer '%s'", QSTRING_CSTR(timerName));
}
}
void Profiler::TimerGetTime(const QString& timerName, const char* sourceFile, const char* func, unsigned int line)
{
std::map<QString,StopWatchItem>::iterator ret = GlobalProfilerMap.find(timerName);
Profiler::initLogger();
if (ret != GlobalProfilerMap.end())
{
_logger->Message(Logger::DEBUG, sourceFile, func, line, "timer '%s' started at %s:%d:%s() took %f s execution time until here", QSTRING_CSTR(timerName),
FileUtils::getBaseName(ret->second.sourceFile).toLocal8Bit().constData(), ret->second.line, ret->second.func, getClockDelta(ret->second.startTime));
}
else
{
_logger->Message(Logger::DEBUG, sourceFile, func, line, "ERROR timer '%s' not started", QSTRING_CSTR(timerName));
}
}