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/*
Copyright (C) 2015 The Qt Company Ltd
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef QFramebufferPaintDevice_h
#define QFramebufferPaintDevice_h
#include <QImage>
#include <QOpenGLPaintDevice>
#include <QOpenGLFramebufferObject>
#include <QSurface>
class QFramebufferPaintDevice : public QOpenGLPaintDevice {
public:
QFramebufferPaintDevice(const QSize& size,
QOpenGLFramebufferObject::Attachment attachment = QOpenGLFramebufferObject::CombinedDepthStencil,
bool clearOnInit = true);
// QOpenGLPaintDevice:
virtual void ensureActiveTarget() Q_DECL_OVERRIDE;
bool isValid() const { return m_framebufferObject.isValid(); }
GLuint handle() const { return m_framebufferObject.handle(); }
GLuint texture() const { return m_framebufferObject.texture(); }
QImage toImage() const;
bool bind() { return m_framebufferObject.bind(); }
bool release() { return m_framebufferObject.release(); }
QSize size() const { return m_framebufferObject.size(); }
QOpenGLFramebufferObject* framebufferObject() { return &m_framebufferObject; }
const QOpenGLFramebufferObject* framebufferObject() const { return &m_framebufferObject; }
static bool isSupported() { return QOpenGLFramebufferObject::hasOpenGLFramebufferObjects(); }
private:
QOpenGLFramebufferObject m_framebufferObject;
QSurface* m_surface;
};
#endif
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