| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtQml module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** 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 The Qt Company. For licensing terms |
| ** and conditions see https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://www.qt.io/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 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-2.0.html and |
| ** https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "qquickprofiler_p.h" |
| |
| #include <QtQml/private/qqmlabstractprofileradapter_p.h> |
| |
| #include <QtCore/qcoreapplication.h> |
| #include <QtCore/qthread.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| // instance will be set, unset in constructor. Allows static methods to be inlined. |
| QQuickProfiler *QQuickProfiler::s_instance = nullptr; |
| quint64 QQuickProfiler::featuresEnabled = 0; |
| |
| void QQuickProfiler::initialize(QObject *parent) |
| { |
| Q_ASSERT(s_instance == nullptr); |
| s_instance = new QQuickProfiler(parent); |
| } |
| |
| void animationTimerCallback(qint64 delta) |
| { |
| Q_QUICK_PROFILE(QQuickProfiler::ProfileAnimations, animationFrame(delta, |
| QThread::currentThread() == QCoreApplication::instance()->thread() ? |
| QQuickProfiler::GuiThread : QQuickProfiler::RenderThread)); |
| } |
| |
| void QQuickProfiler::registerAnimationCallback() |
| { |
| QUnifiedTimer::instance()->registerProfilerCallback(&animationTimerCallback); |
| } |
| |
| class CallbackRegistrationHelper : public QObject { |
| Q_OBJECT |
| public: |
| void registerAnimationTimerCallback() |
| { |
| QQuickProfiler::registerAnimationCallback(); |
| delete this; |
| } |
| }; |
| |
| #include "qquickprofiler.moc" |
| #include "moc_qquickprofiler_p.cpp" |
| |
| QQuickProfiler::QQuickProfiler(QObject *parent) : QObject(parent) |
| { |
| // This is safe because at this point the m_instance isn't initialized, yet. |
| m_timer.start(); |
| CallbackRegistrationHelper *helper = new CallbackRegistrationHelper; // will delete itself |
| helper->moveToThread(QCoreApplication::instance()->thread()); |
| |
| // Queue the signal to have the animation timer registration run in the right thread; |
| QObject signalSource; |
| connect(&signalSource, &QObject::destroyed, |
| helper, &CallbackRegistrationHelper::registerAnimationTimerCallback, |
| Qt::QueuedConnection); |
| } |
| |
| QQuickProfiler::~QQuickProfiler() |
| { |
| QMutexLocker lock(&m_dataMutex); |
| featuresEnabled = 0; |
| s_instance = nullptr; |
| } |
| |
| void QQuickProfiler::startProfilingImpl(quint64 features) |
| { |
| QMutexLocker lock(&m_dataMutex); |
| featuresEnabled = features; |
| } |
| |
| void QQuickProfiler::stopProfilingImpl() |
| { |
| QMutexLocker lock(&m_dataMutex); |
| featuresEnabled = 0; |
| emit dataReady(m_data); |
| m_data.clear(); |
| } |
| |
| void QQuickProfiler::reportDataImpl() |
| { |
| QMutexLocker lock(&m_dataMutex); |
| emit dataReady(m_data); |
| m_data.clear(); |
| } |
| |
| void QQuickProfiler::setTimer(const QElapsedTimer &t) |
| { |
| QMutexLocker lock(&m_dataMutex); |
| m_timer = t; |
| } |
| |
| QT_END_NAMESPACE |