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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "qminimaleglbackingstore.h"
#include <QtGui/QOpenGLContext>
#include <QtOpenGL/QOpenGLPaintDevice>
QT_BEGIN_NAMESPACE
QMinimalEglBackingStore::QMinimalEglBackingStore(QWindow *window)
: QPlatformBackingStore(window)
, m_context(new QOpenGLContext)
, m_device(nullptr)
{
m_context->setFormat(window->requestedFormat());
m_context->setScreen(window->screen());
m_context->create();
}
QMinimalEglBackingStore::~QMinimalEglBackingStore()
{
delete m_context;
}
QPaintDevice *QMinimalEglBackingStore::paintDevice()
{
return m_device;
}
void QMinimalEglBackingStore::flush(QWindow *window, const QRegion ®ion, const QPoint &offset)
{
Q_UNUSED(region);
Q_UNUSED(offset);
#ifdef QEGL_EXTRA_DEBUG
qWarning("QEglBackingStore::flush %p", window);
#endif
m_context->swapBuffers(window);
}
void QMinimalEglBackingStore::beginPaint(const QRegion &)
{
m_context->makeCurrent(window());
m_device = new QOpenGLPaintDevice(window()->size());
}
void QMinimalEglBackingStore::endPaint()
{
delete m_device;
}
void QMinimalEglBackingStore::resize(const QSize &size, const QRegion &staticContents)
{
Q_UNUSED(size);
Q_UNUSED(staticContents);
}
QT_END_NAMESPACE
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