diff options
Diffstat (limited to 'plugins/qmlprofiler/qmlprofilereventsmodelproxy.cpp')
| -rw-r--r-- | plugins/qmlprofiler/qmlprofilereventsmodelproxy.cpp | 479 |
1 files changed, 0 insertions, 479 deletions
diff --git a/plugins/qmlprofiler/qmlprofilereventsmodelproxy.cpp b/plugins/qmlprofiler/qmlprofilereventsmodelproxy.cpp deleted file mode 100644 index d1be7cfdb3..0000000000 --- a/plugins/qmlprofiler/qmlprofilereventsmodelproxy.cpp +++ /dev/null @@ -1,479 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of Qt Creator. -** -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and Digia. For licensing terms and -** conditions see http://qt.digia.com/licensing. For further information -** use the contact form at http://qt.digia.com/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 2.1 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 2.1 requirements -** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Digia gives you certain additional -** rights. These rights are described in the Digia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -****************************************************************************/ - -#include "qmlprofilereventsmodelproxy.h" -#include "qmlprofilermodelmanager.h" -#include "qmlprofilersimplemodel.h" - -#include <utils/qtcassert.h> - -#include <QVector> -#include <QHash> -#include <QUrl> -#include <QString> -#include <QStack> -#include <QElapsedTimer> - -#include <QDebug> - -namespace QmlProfiler { -namespace Internal { - -class QmlProfilerEventsModelProxy::QmlProfilerEventsModelProxyPrivate -{ -public: - QmlProfilerEventsModelProxyPrivate(QmlProfilerEventsModelProxy *qq) : q(qq) {} - ~QmlProfilerEventsModelProxyPrivate() {} - - QHash<QString, QmlProfilerEventsModelProxy::QmlEventStats> data; - - QmlProfilerModelManager *modelManager; - QmlProfilerEventsModelProxy *q; - - int modelId; - - QVector<int> acceptedTypes; - QSet<QString> eventsInBindingLoop; -}; - -QmlProfilerEventsModelProxy::QmlProfilerEventsModelProxy(QmlProfilerModelManager *modelManager, QObject *parent) - : QObject(parent), d(new QmlProfilerEventsModelProxyPrivate(this)) -{ - d->modelManager = modelManager; - connect(modelManager->simpleModel(), SIGNAL(changed()), this, SLOT(dataChanged())); - d->modelId = modelManager->registerModelProxy(); - - d->acceptedTypes << QmlDebug::Compiling << QmlDebug::Creating << QmlDebug::Binding << QmlDebug::HandlingSignal; -} - -QmlProfilerEventsModelProxy::~QmlProfilerEventsModelProxy() -{ - delete d; -} - -const QList<QmlProfilerEventsModelProxy::QmlEventStats> QmlProfilerEventsModelProxy::getData() const -{ - return d->data.values(); -} - -void QmlProfilerEventsModelProxy::clear() -{ - d->modelManager->modelProxyCountUpdated(d->modelId, 0, 1); - d->data.clear(); - d->eventsInBindingLoop.clear(); -} - -void QmlProfilerEventsModelProxy::limitToRange(qint64 rangeStart, qint64 rangeEnd) -{ - loadData(rangeStart, rangeEnd); -} - -void QmlProfilerEventsModelProxy::dataChanged() -{ - if (d->modelManager->state() == QmlProfilerDataState::ProcessingData) - loadData(); - - if (d->modelManager->state() == QmlProfilerDataState::Empty) - clear(); -} - -QSet<QString> QmlProfilerEventsModelProxy::eventsInBindingLoop() const -{ - return d->eventsInBindingLoop; -} - -void QmlProfilerEventsModelProxy::loadData(qint64 rangeStart, qint64 rangeEnd) -{ - clear(); - - qint64 qmlTime = 0; - qint64 lastEndTime = 0; - QHash <QString, QVector<qint64> > durations; - - const bool checkRanges = (rangeStart != -1) && (rangeEnd != -1); - - const QVector<QmlProfilerSimpleModel::QmlEventData> eventList - = d->modelManager->simpleModel()->getEvents(); - - // used by binding loop detection - typedef QPair<QString, const QmlProfilerSimpleModel::QmlEventData*> CallStackEntry; - QStack<CallStackEntry> callStack; - callStack.push(CallStackEntry(QString(), 0)); // artificial root - - for (int i = 0; i < eventList.size(); ++i) { - const QmlProfilerSimpleModel::QmlEventData *event = &eventList[i]; - - if (!d->acceptedTypes.contains(event->eventType)) - continue; - - if (checkRanges) { - if ((event->startTime + event->duration < rangeStart) - || (event->startTime > rangeEnd)) - continue; - } - - // put event in hash - QString hash = QmlProfilerSimpleModel::getHashString(*event); - if (!d->data.contains(hash)) { - QmlEventStats stats = { - event->displayName, - hash, - event->data.join(QLatin1String(" ")), - event->location, - event->eventType, - event->bindingType, - event->duration, - 1, //calls - event->duration, //minTime - event->duration, // maxTime - 0, //timePerCall - 0, //percentOfTime - 0, //medianTime - false //isBindingLoop - }; - - d->data.insert(hash, stats); - - // for median computing - durations.insert(hash, QVector<qint64>()); - durations[hash].append(event->duration); - } else { - // update stats - QmlEventStats *stats = &d->data[hash]; - - stats->duration += event->duration; - if (event->duration < stats->minTime) - stats->minTime = event->duration; - if (event->duration > stats->maxTime) - stats->maxTime = event->duration; - stats->calls++; - - // for median computing - durations[hash].append(event->duration); - } - - // qml time computation - if (event->startTime > lastEndTime) { // assume parent event if starts before last end - qmlTime += event->duration; - lastEndTime = event->startTime + event->duration; - } - - - // - // binding loop detection - // - const QmlProfilerSimpleModel::QmlEventData *potentialParent = callStack.top().second; - while (potentialParent - && !(potentialParent->startTime + potentialParent->duration > event->startTime)) { - callStack.pop(); - potentialParent = callStack.top().second; - } - - // check whether event is already in stack - bool inLoop = false; - for (int ii = 1; ii < callStack.size(); ++ii) { - if (callStack.at(ii).first == hash) - inLoop = true; - if (inLoop) - d->eventsInBindingLoop.insert(hash); - } - - - CallStackEntry newEntry(hash, event); - callStack.push(newEntry); - - d->modelManager->modelProxyCountUpdated(d->modelId, i, eventList.count()*2); - } - - // post-process: calc mean time, median time, percentoftime - foreach (const QString &hash, d->data.keys()) { - QmlEventStats* stats = &d->data[hash]; - if (stats->calls > 0) - stats->timePerCall = stats->duration / (double)stats->calls; - - QVector<qint64> eventDurations = durations.value(hash); - if (!eventDurations.isEmpty()) { - qSort(eventDurations); - stats->medianTime = eventDurations.at(eventDurations.count()/2); - } - - stats->percentOfTime = stats->duration * 100.0 / qmlTime; - } - - // set binding loop flag - foreach (const QString &eventHash, d->eventsInBindingLoop) - d->data[eventHash].isBindingLoop = true; - - QString rootEventName = tr("<program>"); - QmlDebug::QmlEventLocation rootEventLocation(rootEventName, 1, 1); - - // insert root event - QmlEventStats rootEvent = { - rootEventName, //event.displayName, - rootEventName, // hash - tr("Main Program"), //event.details, - rootEventLocation, // location - (int)QmlDebug::Binding, // event type - 0, // binding type - qmlTime + 1, - 1, //calls - qmlTime + 1, //minTime - qmlTime + 1, // maxTime - qmlTime + 1, //timePerCall - 100.0, //percentOfTime - qmlTime + 1, //medianTime; - false - }; - - d->data.insert(rootEventName, rootEvent); - - d->modelManager->modelProxyCountUpdated(d->modelId, 1, 1); - emit dataAvailable(); -} - -int QmlProfilerEventsModelProxy::count() const -{ - return d->data.count(); -} - -////////////////////////////////////////////////////////////////////////////////// -QmlProfilerEventRelativesModelProxy::QmlProfilerEventRelativesModelProxy(QmlProfilerModelManager *modelManager, - QmlProfilerEventsModelProxy *eventsModel, - QObject *parent) - : QObject(parent) -{ - QTC_CHECK(modelManager); - m_modelManager = modelManager; - connect(modelManager->simpleModel(), SIGNAL(changed()), this, SLOT(dataChanged())); - - QTC_CHECK(eventsModel); - m_eventsModel = eventsModel; - - m_acceptedTypes << QmlDebug::Compiling << QmlDebug::Creating << QmlDebug::Binding << QmlDebug::HandlingSignal; -} - -QmlProfilerEventRelativesModelProxy::~QmlProfilerEventRelativesModelProxy() -{ -} - -const QmlProfilerEventRelativesModelProxy::QmlEventRelativesMap QmlProfilerEventRelativesModelProxy::getData(const QString &hash) const -{ - if (m_data.contains(hash)) - return m_data[hash]; - return QmlEventRelativesMap(); -} - -int QmlProfilerEventRelativesModelProxy::count() const -{ - return m_data.count(); -} - -void QmlProfilerEventRelativesModelProxy::clear() -{ - m_data.clear(); -} - -void QmlProfilerEventRelativesModelProxy::dataChanged() -{ - loadData(); - - emit dataAvailable(); -} - - -////////////////////////////////////////////////////////////////////////////////// -QmlProfilerEventParentsModelProxy::QmlProfilerEventParentsModelProxy(QmlProfilerModelManager *modelManager, - QmlProfilerEventsModelProxy *eventsModel, - QObject *parent) - : QmlProfilerEventRelativesModelProxy(modelManager, eventsModel, parent) -{} - -QmlProfilerEventParentsModelProxy::~QmlProfilerEventParentsModelProxy() -{} - -void QmlProfilerEventParentsModelProxy::loadData() -{ - clear(); - QmlProfilerSimpleModel *simpleModel = m_modelManager->simpleModel(); - if (simpleModel->isEmpty()) - return; - - QHash<QString, QmlProfilerSimpleModel::QmlEventData> cachedEvents; - QString rootEventName = tr("<program>"); - QmlProfilerSimpleModel::QmlEventData rootEvent = { - rootEventName, - QmlDebug::Binding, - 0, - 0, - 0, - QStringList() << tr("Main Program"), - QmlDebug::QmlEventLocation(rootEventName, 0, 0), - 0,0,0,0,0 // numericData fields - }; - cachedEvents.insert(rootEventName, rootEvent); - - // for level computation - QHash<int, qint64> endtimesPerLevel; - int level = QmlDebug::Constants::QML_MIN_LEVEL; - endtimesPerLevel[0] = 0; - - const QSet<QString> eventsInBindingLoop = m_eventsModel->eventsInBindingLoop(); - - // compute parent-child relationship and call count - QHash<int, QString> lastParent; - //for (int index = fromIndex; index <= toIndex; index++) { - const QVector<QmlProfilerSimpleModel::QmlEventData> eventList = simpleModel->getEvents(); - foreach (const QmlProfilerSimpleModel::QmlEventData &event, eventList) { - // whitelist - if (!m_acceptedTypes.contains(event.eventType)) - 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; - - - QString parentHash = rootEventName; - QString eventHash = QmlProfilerSimpleModel::getHashString(event); - - // save in cache - if (!cachedEvents.contains(eventHash)) - cachedEvents.insert(eventHash, event); - - if (level > QmlDebug::Constants::QML_MIN_LEVEL && lastParent.contains(level-1)) - parentHash = lastParent[level-1]; - - QmlProfilerSimpleModel::QmlEventData *parentEvent = &(cachedEvents[parentHash]); - - // generate placeholder if needed - if (!m_data.contains(eventHash)) - m_data.insert(eventHash, QmlEventRelativesMap()); - - if (m_data[eventHash].contains(parentHash)) { - QmlEventRelativesData *parent = &(m_data[eventHash][parentHash]); - parent->calls++; - parent->duration += event.duration; - } else { - m_data[eventHash].insert(parentHash, QmlEventRelativesData()); - QmlEventRelativesData *parent = &(m_data[eventHash][parentHash]); - parent->displayName = parentEvent->displayName; - parent->eventType = parentEvent->eventType; - parent->duration = event.duration; - parent->calls = 1; - parent->details = parentEvent->data.join(QLatin1String("")); - parent->isBindingLoop = eventsInBindingLoop.contains(parentHash); - } - - // now lastparent is a string with the hash - lastParent[level] = eventHash; - } -} - -////////////////////////////////////////////////////////////////////////////////// -QmlProfilerEventChildrenModelProxy::QmlProfilerEventChildrenModelProxy(QmlProfilerModelManager *modelManager, - QmlProfilerEventsModelProxy *eventsModel, - QObject *parent) - : QmlProfilerEventRelativesModelProxy(modelManager, eventsModel, parent) -{} - -QmlProfilerEventChildrenModelProxy::~QmlProfilerEventChildrenModelProxy() -{} - -void QmlProfilerEventChildrenModelProxy::loadData() -{ - clear(); - QmlProfilerSimpleModel *simpleModel = m_modelManager->simpleModel(); - if (simpleModel->isEmpty()) - return; - - QString rootEventName = tr("<program>"); - - // for level computation - QHash<int, qint64> endtimesPerLevel; - int level = QmlDebug::Constants::QML_MIN_LEVEL; - endtimesPerLevel[0] = 0; - - const QSet<QString> eventsInBindingLoop = m_eventsModel->eventsInBindingLoop(); - - // compute parent-child relationship and call count - QHash<int, QString> lastParent; - const QVector<QmlProfilerSimpleModel::QmlEventData> eventList = simpleModel->getEvents(); - foreach (const QmlProfilerSimpleModel::QmlEventData &event, eventList) { - // whitelist - if (!m_acceptedTypes.contains(event.eventType)) - 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; - - QString parentHash = rootEventName; - QString eventHash = QmlProfilerSimpleModel::getHashString(event); - - if (level > QmlDebug::Constants::QML_MIN_LEVEL && lastParent.contains(level-1)) - parentHash = lastParent[level-1]; - - // generate placeholder if needed - if (!m_data.contains(parentHash)) - m_data.insert(parentHash, QmlEventRelativesMap()); - - if (m_data[parentHash].contains(eventHash)) { - QmlEventRelativesData *child = &(m_data[parentHash][eventHash]); - child->calls++; - child->duration += event.duration; - } else { - m_data[parentHash].insert(eventHash, QmlEventRelativesData()); - QmlEventRelativesData *child = &(m_data[parentHash][eventHash]); - child->displayName = event.displayName; - child->eventType = event.eventType; - child->duration = event.duration; - child->calls = 1; - child->details = event.data.join(QLatin1String("")); - child->isBindingLoop = eventsInBindingLoop.contains(parentHash); - } - - // now lastparent is a string with the hash - lastParent[level] = eventHash; - } -} - - - -} -} |