| /**************************************************************************** |
| ** |
| ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). |
| ** All rights reserved. |
| ** Contact: Nokia Corporation (qt-info@nokia.com) |
| ** |
| ** This file is part of the QtOpenGL 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 "qgraphicssystem_gl_p.h" |
| #include <QGraphicsView> |
| |
| #include "private/qpixmap_raster_p.h" |
| #include "private/qpixmapdata_gl_p.h" |
| #include "private/qwindowsurface_gl_p.h" |
| #include "private/qgl_p.h" |
| #include <private/qwindowsurface_raster_p.h> |
| |
| #if defined(Q_WS_X11) && !defined(QT_NO_EGL) |
| #include "private/qpixmapdata_x11gl_p.h" |
| #include "private/qwindowsurface_x11gl_p.h" |
| #endif |
| |
| #if defined(Q_OS_SYMBIAN) |
| #include <QtGui/private/qapplication_p.h> |
| #include "private/qgltexturepool_p.h" |
| #endif |
| |
| QT_BEGIN_NAMESPACE |
| |
| extern QGLWidget *qt_gl_getShareWidget(); |
| |
| QPixmapData *QGLGraphicsSystem::createPixmapData(QPixmapData::PixelType type) const |
| { |
| return new QGLPixmapData(type); |
| } |
| |
| QWindowSurface *QGLGraphicsSystem::createWindowSurface(QWidget *widget) const |
| { |
| #ifdef Q_WS_WIN |
| // On Windows the QGLWindowSurface class can't handle |
| // drop shadows and native effects, e.g. fading a menu in/out using |
| // top level window opacity. |
| if (widget->windowType() == Qt::Popup) |
| return new QRasterWindowSurface(widget); |
| #endif |
| |
| #if defined(Q_WS_X11) && !defined(QT_NO_EGL) |
| if (m_useX11GL && QX11GLPixmapData::hasX11GLPixmaps()) { |
| // If the widget is a QGraphicsView which will be re-drawing the entire |
| // scene each frame anyway, we should use QGLWindowSurface as this may |
| // provide proper buffer flipping, which should be faster than QX11GL's |
| // blitting approach: |
| QGraphicsView* qgv = qobject_cast<QGraphicsView*>(widget); |
| if (qgv && qgv->viewportUpdateMode() == QGraphicsView::FullViewportUpdate) |
| return new QGLWindowSurface(widget); |
| else |
| return new QX11GLWindowSurface(widget); |
| } |
| #endif |
| |
| #if defined(Q_OS_SYMBIAN) |
| if (!QApplicationPrivate::instance()->useTranslucentEGLSurfaces) { |
| QWidgetPrivate *d = qt_widget_private(widget); |
| if (!d->isOpaque && widget->testAttribute(Qt::WA_TranslucentBackground)) |
| return d->createDefaultWindowSurface_sys(); |
| } |
| #endif |
| |
| return new QGLWindowSurface(widget); |
| } |
| #ifdef Q_OS_SYMBIAN |
| void QGLGraphicsSystem::releaseCachedGpuResources() |
| { |
| QGLTexturePool::instance()->hibernate(); |
| } |
| |
| QGraphicsSystemEx* QGLGraphicsSystem::platformExtension() |
| { |
| return this; |
| } |
| #endif |
| |
| QT_END_NAMESPACE |
| |