diff options
Diffstat (limited to 'src/gui/kernel/qwindowcontext_qpa.cpp')
-rw-r--r-- | src/gui/kernel/qwindowcontext_qpa.cpp | 201 |
1 files changed, 0 insertions, 201 deletions
diff --git a/src/gui/kernel/qwindowcontext_qpa.cpp b/src/gui/kernel/qwindowcontext_qpa.cpp deleted file mode 100644 index f121e846b2..0000000000 --- a/src/gui/kernel/qwindowcontext_qpa.cpp +++ /dev/null @@ -1,201 +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. -** -** $QT_BEGIN_LICENSE:LGPL$ -** No Commercial Usage -** This file contains pre-release code and may not be distributed. -** You may use this file in accordance with the terms and conditions -** contained in the Technology Preview License Agreement accompanying -** this package. -** -** 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, 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. -** -** If you have questions regarding the use of this file, please contact -** Nokia at qt-info@nokia.com. -** -** -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qplatformglcontext_qpa.h" -#include "qwindowcontext_qpa.h" -#include "qwindow.h" - -#include <QtCore/QThreadStorage> -#include <QtCore/QThread> - -#include <QDebug> - -class QWindowThreadContext -{ -public: - ~QWindowThreadContext() { - if (context) - context->doneCurrent(); - } - QWindowContext *context; -}; - -static QThreadStorage<QWindowThreadContext *> qwindow_context_storage; - -class QWindowContextPrivate -{ -public: - QWindowContextPrivate() - :qGLContextHandle(0) - { - } - - virtual ~QWindowContextPrivate() - { - //do not delete the QGLContext handle here as it is deleted in - //QWidgetPrivate::deleteTLSysExtra() - } - void *qGLContextHandle; - void (*qGLContextDeleteFunction)(void *handle); - QPlatformGLContext *platformGLContext; - static QWindowContext *staticSharedContext; - - static void setCurrentContext(QWindowContext *context); -}; - -QWindowContext *QWindowContextPrivate::staticSharedContext = 0; - -void QWindowContextPrivate::setCurrentContext(QWindowContext *context) -{ - QWindowThreadContext *threadContext = qwindow_context_storage.localData(); - if (!threadContext) { - if (!QThread::currentThread()) { - qWarning("No QTLS available. currentContext wont work"); - return; - } - threadContext = new QWindowThreadContext; - qwindow_context_storage.setLocalData(threadContext); - } - threadContext->context = context; -} - -/*! - Returns the last context which called makeCurrent. This function is thread aware. -*/ -QWindowContext* QWindowContext::currentContext() -{ - QWindowThreadContext *threadContext = qwindow_context_storage.localData(); - if(threadContext) { - return threadContext->context; - } - return 0; -} - -QPlatformGLContext *QWindowContext::handle() const -{ - Q_D(const QWindowContext); - return d->platformGLContext; -} - -/*! - All subclasses needs to specify the platformWindow. It can be a null window. -*/ -QWindowContext::QWindowContext(QWindow *window) - :d_ptr(new QWindowContextPrivate()) -{ - Q_D(QWindowContext); - Q_ASSERT(window); - if (!window->handle()) - window->create(); - d->platformGLContext = window->handle()->glContext(); -} - -/*! - If this is the current context for the thread, doneCurrent is called -*/ -QWindowContext::~QWindowContext() -{ - if (QWindowContext::currentContext() == this) { - doneCurrent(); - } - -} - -/*! - Reimplement in subclass to do makeCurrent on native GL context -*/ -void QWindowContext::makeCurrent() -{ - Q_D(QWindowContext); - QWindowContextPrivate::setCurrentContext(this); - d->platformGLContext->makeCurrent(); -} - -/*! - Reimplement in subclass to release current context. - Typically this is calling makeCurrent with 0 "surface" -*/ -void QWindowContext::doneCurrent() -{ - Q_D(QWindowContext); - d->platformGLContext->doneCurrent(); - QWindowContextPrivate::setCurrentContext(0); -} - -void QWindowContext::swapBuffers() -{ - Q_D(QWindowContext); - d->platformGLContext->swapBuffers(); -} - -void (*QWindowContext::getProcAddress(const QByteArray &procName)) () -{ - Q_D(QWindowContext); - void *result = d->platformGLContext->getProcAddress(QString::fromAscii(procName.constData())); - return (void (*)())result; -} - -/* - internal: Needs to have a pointer to qGLContext. But since this is in QtGui we cant - have any type information. -*/ -void *QWindowContext::qGLContextHandle() const -{ - Q_D(const QWindowContext); - return d->qGLContextHandle; -} - -void QWindowContext::setQGLContextHandle(void *handle,void (*qGLContextDeleteFunction)(void *)) -{ - Q_D(QWindowContext); - d->qGLContextHandle = handle; - d->qGLContextDeleteFunction = qGLContextDeleteFunction; -} - -void QWindowContext::deleteQGLContext() -{ - Q_D(QWindowContext); - if (d->qGLContextDeleteFunction && d->qGLContextHandle) { - d->qGLContextDeleteFunction(d->qGLContextHandle); - d->qGLContextDeleteFunction = 0; - d->qGLContextHandle = 0; - } -} |