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Diffstat (limited to 'src/gui/kernel/qopenglcontext.h')
-rw-r--r-- | src/gui/kernel/qopenglcontext.h | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/src/gui/kernel/qopenglcontext.h b/src/gui/kernel/qopenglcontext.h new file mode 100644 index 0000000000..b5a19a0ebc --- /dev/null +++ b/src/gui/kernel/qopenglcontext.h @@ -0,0 +1,146 @@ +/**************************************************************************** +** +** 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 QtGui 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. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QOPENGLCONTEXT_H +#define QOPENGLCONTEXT_H + +#include <QtCore/qnamespace.h> +#include <QtCore/QObject> +#include <QtCore/QScopedPointer> + +#include <QtGui/QSurfaceFormat> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Gui) + +class QOpenGLContextPrivate; +class QOpenGLContextGroupPrivate; +class QOpenGLFunctions; +class QPlatformOpenGLContext; + +class QScreen; +class QSurface; + +class Q_GUI_EXPORT QOpenGLContextGroup : public QObject +{ + Q_OBJECT + Q_DECLARE_PRIVATE(QOpenGLContextGroup) +public: + ~QOpenGLContextGroup(); + + QList<QOpenGLContext *> shares() const; + + static QOpenGLContextGroup *currentContextGroup(); + +private: + QOpenGLContextGroup(); + + friend class QOpenGLContext; + friend class QOpenGLContextGroupResourceBase; + friend class QOpenGLSharedResource; + friend class QOpenGLMultiGroupSharedResource; +}; + +class Q_GUI_EXPORT QOpenGLContext : public QObject +{ + Q_OBJECT + Q_DECLARE_PRIVATE(QOpenGLContext) +public: + QOpenGLContext(QObject *parent = 0); + ~QOpenGLContext(); + + void setFormat(const QSurfaceFormat &format); + void setShareContext(QOpenGLContext *shareContext); + void setScreen(QScreen *screen); + + bool create(); + bool isValid() const; + + QSurfaceFormat format() const; + QOpenGLContext *shareContext() const; + QOpenGLContextGroup *shareGroup() const; + QScreen *screen() const; + + bool makeCurrent(QSurface *surface); + void doneCurrent(); + + void swapBuffers(QSurface *surface); + void (*getProcAddress(const QByteArray &procName)) (); + + QSurface *surface() const; + + static QOpenGLContext *currentContext(); + static bool areSharing(QOpenGLContext *first, QOpenGLContext *second); + + QPlatformOpenGLContext *handle() const; + QPlatformOpenGLContext *shareHandle() const; + + QOpenGLFunctions *functions() const; + +private: + friend class QGLContext; + friend class QOpenGLContextResourceBase; + friend class QOpenGLPaintDevice; + friend class QOpenGLGlyphTexture; + friend class QOpenGLTextureGlyphCache; + friend class QOpenGLEngineShaderManager; + friend class QOpenGLFramebufferObject; + friend class QOpenGLFramebufferObjectPrivate; + friend class QOpenGL2PaintEngineEx; + friend class QOpenGL2PaintEngineExPrivate; + friend class QSGDistanceFieldGlyphCache; + friend class QWidgetPrivate; + + void *qGLContextHandle() const; + void setQGLContextHandle(void *handle,void (*qGLContextDeleteFunction)(void *)); + void deleteQGLContext(); + + void destroy(); +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QGUIGLCONTEXT_H |