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Diffstat (limited to 'tools/qmlprofiler/qmlprofilerclient.cpp')
| -rw-r--r-- | tools/qmlprofiler/qmlprofilerclient.cpp | 300 |
1 files changed, 300 insertions, 0 deletions
diff --git a/tools/qmlprofiler/qmlprofilerclient.cpp b/tools/qmlprofiler/qmlprofilerclient.cpp new file mode 100644 index 0000000000..97ed90e890 --- /dev/null +++ b/tools/qmlprofiler/qmlprofilerclient.cpp @@ -0,0 +1,300 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the QtQml module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qmlprofilerclient.h" + +#include <QtCore/QStack> +#include <QtCore/QStringList> + +ProfilerClient::ProfilerClient(const QString &clientName, + QQmlDebugConnection *client) + : QQmlDebugClient(clientName, client), + m_recording(false), + m_enabled(false) +{ +} + +ProfilerClient::~ProfilerClient() +{ + //Disable profiling if started by client + //Profiling data will be lost!! + if (isRecording()) + setRecording(false); +} + +void ProfilerClient::clearData() +{ + emit cleared(); +} + +bool ProfilerClient::isEnabled() const +{ + return m_enabled; +} + +void ProfilerClient::sendRecordingStatus() +{ +} + +bool ProfilerClient::isRecording() const +{ + return m_recording; +} + +void ProfilerClient::setRecording(bool v) +{ + if (v == m_recording) + return; + + m_recording = v; + + if (state() == Enabled) { + sendRecordingStatus(); + } + + emit recordingChanged(v); +} + +void ProfilerClient::stateChanged(State status) +{ + if ((m_enabled && status != Enabled) || + (!m_enabled && status == Enabled)) + emit enabledChanged(); + + m_enabled = status == Enabled; + +} + +class QmlProfilerClientPrivate +{ +public: + QmlProfilerClientPrivate() + : inProgressRanges(0) + , maximumTime(0) + { + ::memset(rangeCount, 0, + QQmlProfilerService::MaximumRangeType * sizeof(int)); + } + + qint64 inProgressRanges; + QStack<qint64> rangeStartTimes[QQmlProfilerService::MaximumRangeType]; + QStack<QStringList> rangeDatas[QQmlProfilerService::MaximumRangeType]; + QStack<QmlEventLocation> rangeLocations[QQmlProfilerService::MaximumRangeType]; + int rangeCount[QQmlProfilerService::MaximumRangeType]; + qint64 maximumTime; +}; + +QmlProfilerClient::QmlProfilerClient( + QQmlDebugConnection *client) + : ProfilerClient(QStringLiteral("CanvasFrameRate"), client), + d(new QmlProfilerClientPrivate) +{ +} + +QmlProfilerClient::~QmlProfilerClient() +{ + delete d; +} + +void QmlProfilerClient::clearData() +{ + ::memset(d->rangeCount, 0, + QQmlProfilerService::MaximumRangeType * sizeof(int)); + ProfilerClient::clearData(); +} + +void QmlProfilerClient::sendRecordingStatus() +{ + QByteArray ba; + QDataStream stream(&ba, QIODevice::WriteOnly); + stream << isRecording(); + sendMessage(ba); +} + +void QmlProfilerClient::messageReceived(const QByteArray &data) +{ + QByteArray rwData = data; + QDataStream stream(&rwData, QIODevice::ReadOnly); + + qint64 time; + int messageType; + + stream >> time >> messageType; + + if (messageType >= QQmlProfilerService::MaximumMessage) + return; + + if (messageType == QQmlProfilerService::Event) { + int event; + stream >> event; + + if (event == QQmlProfilerService::EndTrace) { + emit this->traceFinished(time); + d->maximumTime = time; + d->maximumTime = qMax(time, d->maximumTime); + } else if (event == QQmlProfilerService::AnimationFrame) { + int frameRate, animationCount; + stream >> frameRate >> animationCount; + emit this->frame(time, frameRate, animationCount); + d->maximumTime = qMax(time, d->maximumTime); + } else if (event == QQmlProfilerService::StartTrace) { + emit this->traceStarted(time); + d->maximumTime = time; + } else if (event < QQmlProfilerService::MaximumEventType) { + d->maximumTime = qMax(time, d->maximumTime); + } + } else if (messageType == QQmlProfilerService::Complete) { + emit complete(); + + } else { + int range; + stream >> range; + + if (range >= QQmlProfilerService::MaximumRangeType) + return; + + if (messageType == QQmlProfilerService::RangeStart) { + d->rangeStartTimes[range].push(time); + d->inProgressRanges |= (static_cast<qint64>(1) << range); + ++d->rangeCount[range]; + } else if (messageType == QQmlProfilerService::RangeData) { + QString data; + stream >> data; + + int count = d->rangeCount[range]; + if (count > 0) { + while (d->rangeDatas[range].count() < count) + d->rangeDatas[range].push(QStringList()); + d->rangeDatas[range][count-1] << data; + } + + } else if (messageType == QQmlProfilerService::RangeLocation) { + QString fileName; + int line; + int column = -1; + stream >> fileName >> line; + + if (!stream.atEnd()) + stream >> column; + + if (d->rangeCount[range] > 0) { + d->rangeLocations[range].push(QmlEventLocation(fileName, line, + column)); + } + } else { + if (d->rangeCount[range] > 0) { + --d->rangeCount[range]; + if (d->inProgressRanges & (static_cast<qint64>(1) << range)) + d->inProgressRanges &= ~(static_cast<qint64>(1) << range); + + d->maximumTime = qMax(time, d->maximumTime); + QStringList data = d->rangeDatas[range].count() ? + d->rangeDatas[range].pop() : QStringList(); + QmlEventLocation location = d->rangeLocations[range].count() ? + d->rangeLocations[range].pop() : QmlEventLocation(); + + qint64 startTime = d->rangeStartTimes[range].pop(); + emit this->range((QQmlProfilerService::RangeType)range, + startTime, time - startTime, data, location); + if (d->rangeCount[range] == 0) { + int count = d->rangeDatas[range].count() + + d->rangeStartTimes[range].count() + + d->rangeLocations[range].count(); + if (count != 0) + qWarning() << "incorrectly nested data"; + } + } + } + } +} + +V8ProfilerClient::V8ProfilerClient(QQmlDebugConnection *client) + : ProfilerClient(QStringLiteral("V8Profiler"), client) +{ +} + +V8ProfilerClient::~V8ProfilerClient() +{ +} + +void V8ProfilerClient::sendRecordingStatus() +{ + QByteArray ba; + QDataStream stream(&ba, QIODevice::WriteOnly); + QByteArray cmd("V8PROFILER"); + QByteArray option(""); + QByteArray title(""); + + if (m_recording) { + option = "start"; + } else { + option = "stop"; + } + stream << cmd << option << title; + sendMessage(ba); +} + +void V8ProfilerClient::messageReceived(const QByteArray &data) +{ + QByteArray rwData = data; + QDataStream stream(&rwData, QIODevice::ReadOnly); + + int messageType; + + stream >> messageType; + + if (messageType == V8Complete) { + emit complete(); + } else if (messageType == V8Entry) { + QString filename; + QString function; + int lineNumber; + double totalTime; + double selfTime; + int depth; + + stream >> filename >> function >> lineNumber >> totalTime >> + selfTime >> depth; + emit this->range(depth, function, filename, lineNumber, totalTime, + selfTime); + } +} + |