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/****************************************************************************
**
** 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 plugins 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 "qwaylandglcontext.h"
#include "qwaylanddisplay.h"
#include "qwaylandwindow.h"
#include "../../../eglconvenience/qeglconvenience.h"
#include <QtGui/QPlatformGLContext>
#include <QtGui/QPlatformWindowFormat>
#include <QtCore/QMutex>
QWaylandGLContext::QWaylandGLContext(EGLDisplay eglDisplay, const QPlatformWindowFormat &format)
: QPlatformGLContext()
, mEglDisplay(eglDisplay)
, mSurface(EGL_NO_SURFACE)
, mConfig(q_configFromQPlatformWindowFormat(mEglDisplay,format,true))
, mFormat(q_windowFormatFromConfig(mEglDisplay,mConfig))
{
QPlatformGLContext *sharePlatformContext = 0;
sharePlatformContext = format.sharedGLContext();
mFormat.setSharedContext(sharePlatformContext);
EGLContext shareEGLContext = EGL_NO_CONTEXT;
if (sharePlatformContext)
shareEGLContext = static_cast<const QWaylandGLContext*>(sharePlatformContext)->mContext;
eglBindAPI(EGL_OPENGL_ES_API);
QVector<EGLint> eglContextAttrs;
eglContextAttrs.append(EGL_CONTEXT_CLIENT_VERSION);
eglContextAttrs.append(2);
eglContextAttrs.append(EGL_NONE);
mContext = eglCreateContext(mEglDisplay, mConfig,
shareEGLContext, eglContextAttrs.constData());
}
QWaylandGLContext::QWaylandGLContext()
: QPlatformGLContext()
, mEglDisplay(0)
, mContext(EGL_NO_CONTEXT)
, mSurface(EGL_NO_SURFACE)
, mConfig(0)
{ }
QWaylandGLContext::~QWaylandGLContext()
{
eglDestroyContext(mEglDisplay,mContext);
}
void QWaylandGLContext::makeCurrent()
{
if (mSurface == EGL_NO_SURFACE) {
qWarning("makeCurrent with EGL_NO_SURFACE");
}
eglMakeCurrent(mEglDisplay, mSurface, mSurface, mContext);
}
void QWaylandGLContext::doneCurrent()
{
QPlatformGLContext::doneCurrent();
eglMakeCurrent(mEglDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
}
void QWaylandGLContext::swapBuffers()
{
eglSwapBuffers(mEglDisplay,mSurface);
}
void *QWaylandGLContext::getProcAddress(const QString &string)
{
return (void *) eglGetProcAddress(string.toLatin1().data());
}
void QWaylandGLContext::setEglSurface(EGLSurface surface)
{
doneCurrent();
mSurface = surface;
}
EGLConfig QWaylandGLContext::eglConfig() const
{
return mConfig;
}
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