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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** 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 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.
**
** 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.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QSGTHREADEDRENDERLOOP_P_H
#define QSGTHREADEDRENDERLOOP_P_H
#include <QtCore/QThread>
#include <QtGui/QOpenGLContext>
#include <private/qsgcontext_p.h>
#include "qsgrenderloop_p.h"
QT_BEGIN_NAMESPACE
class QSGRenderThread;
class QSGThreadedRenderLoop : public QObject, public QSGRenderLoop
{
Q_OBJECT
public:
QSGThreadedRenderLoop();
void show(QQuickWindow *window);
void hide(QQuickWindow *window);
void windowDestroyed(QQuickWindow *window);
void exposureChanged(QQuickWindow *window);
void handleExposure(QQuickWindow *window);
void handleObscurity(QQuickWindow *window);
QImage grab(QQuickWindow *);
void resize(QQuickWindow *, const QSize &);
void update(QQuickWindow *window);
void maybeUpdate(QQuickWindow *window);
QSGContext *sceneGraphContext() const;
QAnimationDriver *animationDriver() const;
void releaseResources(QQuickWindow *window) { releaseResources(window, false); }
bool event(QEvent *);
void wakeup();
public slots:
void animationStarted();
void animationStopped();
private:
friend class QSGRenderThread;
void releaseResources(QQuickWindow *window, bool inDestructor);
bool checkAndResetForceUpdate(QQuickWindow *window);
bool anyoneShowing();
void initialize();
void maybePostPolishRequest();
void waitForReleaseComplete();
void polishAndSync();
struct Window {
QQuickWindow *window;
};
QSGRenderThread *m_thread;
QAnimationDriver *m_animation_driver;
QList<Window> m_windows;
int m_animation_timer;
int m_update_timer;
int m_exhaust_delay;
bool m_sync_triggered_update;
};
QT_END_NAMESPACE
#endif // QSGTHREADEDRENDERLOOP_P_H
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