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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
**
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**
**
**
**
****************************************************************************/
#ifndef QOPENWFDSCREEN_H
#define QOPENWFDSCREEN_H
#include <qpa/qplatformscreen.h>
#include "qopenwfdoutputbuffer.h"
#include <WF/wfd.h>
#include <QtCore/QVarLengthArray>
#define BUFFER_NUM 4
class QOpenWFDPort;
class QOpenWFDScreen : public QPlatformScreen
{
public:
QOpenWFDScreen(QOpenWFDPort *port);
~QOpenWFDScreen();
QRect geometry() const;
int depth() const;
QImage::Format format() const;
QSizeF physicalSize() const;
QOpenWFDPort *port() const;
void swapBuffers();
void bindFramebuffer();
void pipelineBindSourceComplete();
private:
void setStagedBackBuffer(int bufferIndex);
void commitStagedOutputBuffer();
int nextAvailableRenderBuffer() const;
QOpenWFDPort *mPort;
GLuint mFbo;
QVarLengthArray<QOpenWFDOutputBuffer *, BUFFER_NUM> mOutputBuffers;
int mCurrentRenderBufferIndex;
int mStagedBackBufferIndex;
int mCommitedBackBufferIndex;
int mBackBufferIndex;
};
#endif
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