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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef WINDOW_SINGLETHREADED_H
#define WINDOW_SINGLETHREADED_H
#include <QWindow>
#include <QMatrix4x4>
#include <QTimer>
QT_FORWARD_DECLARE_CLASS(QOpenGLContext)
QT_FORWARD_DECLARE_CLASS(QOpenGLFramebufferObject)
QT_FORWARD_DECLARE_CLASS(QOffscreenSurface)
QT_FORWARD_DECLARE_CLASS(QQuickRenderControl)
QT_FORWARD_DECLARE_CLASS(QQuickWindow)
QT_FORWARD_DECLARE_CLASS(QQmlEngine)
QT_FORWARD_DECLARE_CLASS(QQmlComponent)
QT_FORWARD_DECLARE_CLASS(QQuickItem)
class CubeRenderer;
class WindowSingleThreaded : public QWindow
{
Q_OBJECT
public:
WindowSingleThreaded();
~WindowSingleThreaded();
protected:
void exposeEvent(QExposeEvent *e) Q_DECL_OVERRIDE;
void resizeEvent(QResizeEvent *e) Q_DECL_OVERRIDE;
void mousePressEvent(QMouseEvent *e) Q_DECL_OVERRIDE;
void mouseReleaseEvent(QMouseEvent *e) Q_DECL_OVERRIDE;
private slots:
void run();
void createFbo();
void destroyFbo();
void render();
void requestUpdate();
void handleScreenChange();
private:
void startQuick(const QString &filename);
void updateSizes();
void resizeFbo();
QOpenGLContext *m_context;
QOffscreenSurface *m_offscreenSurface;
QQuickRenderControl *m_renderControl;
QQuickWindow *m_quickWindow;
QQmlEngine *m_qmlEngine;
QQmlComponent *m_qmlComponent;
QQuickItem *m_rootItem;
QOpenGLFramebufferObject *m_fbo;
bool m_quickInitialized;
bool m_quickReady;
QTimer m_updateTimer;
CubeRenderer *m_cubeRenderer;
qreal m_dpr;
};
#endif
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