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Added script timers performance debugging

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This commit is contained in:
ksuprynowicz 2023-02-20 21:50:53 +01:00
parent faf9b75487
commit b554fc70ea
3 changed files with 15 additions and 0 deletions
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10
libraries/script-engine/src/ScriptManager.cpp
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@ -1049,6 +1049,14 @@ void ScriptManager::timerFired() {
return; // bail early
}
_timerCallCounter++;
if (_timerCallCounter % 100 == 0) {
qDebug() << "Script engine: " << _engine->manager()->getFilename()
<< "timer call count: " << _timerCallCounter << " total time: " << _totalTimeInTimerEvents_s;
}
QElapsedTimer callTimer;
callTimer.start();
QTimer* callingTimer = reinterpret_cast<QTimer*>(sender());
CallbackData timerData = _timerFunctionMap.value(callingTimer);
@ -1069,6 +1077,8 @@ void ScriptManager::timerFired() {
} else {
qCWarning(scriptengine) << "timerFired -- invalid function" << timerData.function.toVariant().toString();
}
_totalTimeInTimerEvents_s += callTimer.elapsed() / 1000.0;
}
QTimer* ScriptManager::setupTimerWithInterval(const ScriptValue& function, int intervalMS, bool isSingleShot) {

4
libraries/script-engine/src/ScriptManager.h
View file

@ -1005,6 +1005,10 @@ protected:
QWeakPointer<ScriptEngines> _scriptEngines;
// For debugging performance issues
int _timerCallCounter{ 0 };
double _totalTimeInTimerEvents_s{ 0.0 };
friend ScriptManagerPointer newScriptManager(Context context, const QString& scriptContents, const QString& fileNameString);
};

1
libraries/script-engine/src/v8/ScriptEngineV8.cpp
View file

@ -415,6 +415,7 @@ ScriptEngineV8::ScriptEngineV8(ScriptManager* scriptManager) :
v8::V8::Initialize(); qCDebug(scriptengine) << "V8 platform initialized";
} );
_v8InitMutex.unlock();
qDebug() << "Creating new script engine";
{
v8::Isolate::CreateParams isolateParams;
isolateParams.array_buffer_allocator = v8::ArrayBuffer::Allocator::NewDefaultAllocator();