diff options
Diffstat (limited to 'src/gui/kernel/qguiglcontext_qpa_p.h')
| -rw-r--r-- | src/gui/kernel/qguiglcontext_qpa_p.h | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/src/gui/kernel/qguiglcontext_qpa_p.h b/src/gui/kernel/qguiglcontext_qpa_p.h deleted file mode 100644 index a9c8f5c75e..0000000000 --- a/src/gui/kernel/qguiglcontext_qpa_p.h +++ /dev/null @@ -1,181 +0,0 @@ -/**************************************************************************** -** -** 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. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QGUIGLCONTEXT_P_H -#define QGUIGLCONTEXT_P_H - -#include "qguiglcontext_qpa.h" -#include <private/qobject_p.h> -#include <qmutex.h> - -QT_BEGIN_HEADER - -QT_BEGIN_NAMESPACE - -QT_MODULE(Gui) - -class QGuiGLContext; -class QGLMultiGroupSharedResource; - -class Q_GUI_EXPORT QGLSharedResource -{ -public: - QGLSharedResource(QGuiGLContextGroup *group); - virtual ~QGLSharedResource() = 0; - - QGuiGLContextGroup *group() const { return m_group; } - - // schedule the resource for deletion at an appropriate time - void free(); - -protected: - // the resource's share group no longer exists, invalidate the resource - virtual void invalidateResource() = 0; - - // a valid context in the group is current, free the resource - virtual void freeResource(QGuiGLContext *context) = 0; - -private: - QGuiGLContextGroup *m_group; - - friend class QGuiGLContextGroup; - friend class QGuiGLContextGroupPrivate; - - Q_DISABLE_COPY(QGLSharedResource); -}; - -class Q_GUI_EXPORT QGuiGLContextGroupPrivate : public QObjectPrivate -{ - Q_DECLARE_PUBLIC(QGuiGLContextGroup); -public: - QGuiGLContextGroupPrivate() - : m_context(0) - , m_mutex(QMutex::Recursive) - , m_refs(0) - { - } - - void addContext(QGuiGLContext *ctx); - void removeContext(QGuiGLContext *ctx); - - void deletePendingResources(QGuiGLContext *ctx); - - QGuiGLContext *m_context; - - QList<QGuiGLContext *> m_shares; - QMutex m_mutex; - - QHash<QGLMultiGroupSharedResource *, QGLSharedResource *> m_resources; - QAtomicInt m_refs; - - QList<QGLSharedResource *> m_sharedResources; - QList<QGLSharedResource *> m_pendingDeletion; - - void cleanupResources(QGuiGLContext *ctx); -}; - -class Q_GUI_EXPORT QGLMultiGroupSharedResource -{ -public: - QGLMultiGroupSharedResource(); - ~QGLMultiGroupSharedResource(); - - void insert(QGuiGLContext *context, QGLSharedResource *value); - void cleanup(QGuiGLContext *context); - void cleanup(QGuiGLContext *context, QGLSharedResource *value); - - QGLSharedResource *value(QGuiGLContext *context); - - template <typename T> - T *value(QGuiGLContext *context) { - QGuiGLContextGroup *group = context->shareGroup(); - T *resource = static_cast<T *>(group->d_func()->m_resources.value(this, 0)); - if (!resource) { - resource = new T(context); - insert(context, resource); - } - return resource; - } - -private: - QAtomicInt active; - QList<QGuiGLContextGroup *> m_groups; -}; - -class Q_GUI_EXPORT QGuiGLContextPrivate : public QObjectPrivate -{ - Q_DECLARE_PUBLIC(QGuiGLContext); -public: - QGuiGLContextPrivate() - : qGLContextHandle(0) - , platformGLContext(0) - , shareContext(0) - , shareGroup(0) - , screen(0) - , surface(0) - { - } - - virtual ~QGuiGLContextPrivate() - { - //do not delete the QGLContext handle here as it is deleted in - //QWidgetPrivate::deleteTLSysExtra() - } - void *qGLContextHandle; - void (*qGLContextDeleteFunction)(void *handle); - - QSurfaceFormat requestedFormat; - QPlatformGLContext *platformGLContext; - QGuiGLContext *shareContext; - QGuiGLContextGroup *shareGroup; - QScreen *screen; - QSurface *surface; - - QHash<QGLMultiGroupSharedResource *, void *> m_resources; - - static void setCurrentContext(QGuiGLContext *context); -}; - -QT_END_NAMESPACE - -QT_END_HEADER - -#endif // QGUIGLCONTEXT_P_H |