void QmlProfilerStatisticsChildrenModel::loadData()
{
clear();
QmlProfilerDataModel *simpleModel = m_modelManager->qmlModel();
if (simpleModel->isEmpty())
return;
// for level computation
QHash<int, qint64> endtimesPerLevel;
int level = QmlDebug::Constants::QML_MIN_LEVEL;
endtimesPerLevel[0] = 0;
const QSet<int> &eventsInBindingLoop = m_statisticsModel->eventsInBindingLoop();
// compute parent-child relationship and call count
QHash<int, int> lastParent;
const QVector<QmlProfilerDataModel::QmlEventData> &eventList = simpleModel->getEvents();
const QVector<QmlProfilerDataModel::QmlEventTypeData> &typesList = simpleModel->getEventTypes();
foreach (const QmlProfilerDataModel::QmlEventData &event, eventList) {
// whitelist
if (!m_statisticsModel->eventTypeAccepted(typesList[event.typeIndex()].rangeType))
continue;
// level computation
if (endtimesPerLevel[level] > event.startTime()) {
level++;
} else {
while (level > QmlDebug::Constants::QML_MIN_LEVEL &&
endtimesPerLevel[level-1] <= event.startTime())
level--;
}
endtimesPerLevel[level] = event.startTime() + event.duration();
int parentId = -1;
if (level > QmlDebug::Constants::QML_MIN_LEVEL && lastParent.contains(level-1))
parentId = lastParent[level-1];
QmlStatisticsRelativesMap &relativesMap = m_data[parentId];
QmlStatisticsRelativesMap::Iterator it = relativesMap.find(event.typeIndex());
if (it != relativesMap.end()) {
it.value().calls++;
it.value().duration += event.duration();
} else {
QmlStatisticsRelativesData child = {
event.duration(),
1,
eventsInBindingLoop.contains(parentId)
};
relativesMap.insert(event.typeIndex(), child);
}
// now lastparent is the new type
lastParent[level] = event.typeIndex();
}
}
void QmlProfilerStatisticsRelativesModel::loadEvent(const QmlEvent &event)
{
// level computation
switch (event.rangeStage()) {
case RangeStart:
// now lastparent is the new type
++m_level;
m_typesPerLevel[m_level] = event.typeIndex();
m_startTimesPerLevel[m_level] = event.timestamp();
break;
case RangeEnd: {
int parentTypeIndex = -1;
if (m_level > Constants::QML_MIN_LEVEL && m_typesPerLevel.contains(m_level-1))
parentTypeIndex = m_typesPerLevel[m_level-1];
int relativeTypeIndex = (m_relation == QmlProfilerStatisticsParents) ? parentTypeIndex :
event.typeIndex();
int selfTypeIndex = (m_relation == QmlProfilerStatisticsParents) ? event.typeIndex() :
parentTypeIndex;
QmlStatisticsRelativesMap &relativesMap = m_data[selfTypeIndex];
QmlStatisticsRelativesMap::Iterator it = relativesMap.find(relativeTypeIndex);
if (it != relativesMap.end()) {
it.value().calls++;
it.value().duration += event.timestamp() - m_startTimesPerLevel[m_level];
} else {
QmlStatisticsRelativesData relative = {
event.timestamp() - m_startTimesPerLevel[m_level],
1,
false
};
relativesMap.insert(relativeTypeIndex, relative);
}
--m_level;
break;
}
default:
break;
}
}
