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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtQuick module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QSGDEFAULTLAYER_P_H
#define QSGDEFAULTLAYER_P_H
#include <private/qsgadaptationlayer_p.h>
#include <private/qsgcontext_p.h>
#include <qsgsimplerectnode.h>
#define QSG_DEBUG_FBO_OVERLAY
class Q_QUICK_PRIVATE_EXPORT QSGDefaultLayer : public QSGLayer
{
Q_OBJECT
public:
QSGDefaultLayer(QSGRenderContext *context);
~QSGDefaultLayer();
bool updateTexture() Q_DECL_OVERRIDE;
// The item's "paint node", not effect node.
QSGNode *item() const { return m_item; }
void setItem(QSGNode *item);
void setShaderSourceNode(QSGNode *node) { m_shaderSourceNode = node; }
QRectF rect() const { return m_rect; }
void setRect(const QRectF &rect);
QSize size() const { return m_size; }
void setSize(const QSize &size);
void setHasMipmaps(bool mipmap);
void bind();
bool hasAlphaChannel() const;
bool hasMipmaps() const;
int textureId() const;
QSize textureSize() const { return m_size; }
GLenum format() const { return m_format; }
void setFormat(GLenum format);
bool live() const { return bool(m_live); }
void setLive(bool live);
bool recursive() const { return bool(m_recursive); }
void setRecursive(bool recursive);
void setDevicePixelRatio(qreal ratio) { m_device_pixel_ratio = ratio; }
void scheduleUpdate();
QImage toImage() const;
public Q_SLOTS:
void markDirtyTexture();
void invalidated();
private:
void grab();
QSGNode *m_item;
QSGNode *m_shaderSourceNode;
QRectF m_rect;
QSize m_size;
qreal m_device_pixel_ratio;
GLenum m_format;
QSGRenderer *m_renderer;
QOpenGLFramebufferObject *m_fbo;
QOpenGLFramebufferObject *m_secondaryFbo;
QSharedPointer<QSGDepthStencilBuffer> m_depthStencilBuffer;
GLuint m_transparentTexture;
#ifdef QSG_DEBUG_FBO_OVERLAY
QSGSimpleRectNode *m_debugOverlay;
#endif
QSGRenderContext *m_context;
uint m_mipmap : 1;
uint m_live : 1;
uint m_recursive : 1;
uint m_dirtyTexture : 1;
uint m_multisamplingChecked : 1;
uint m_multisampling : 1;
uint m_grab : 1;
};
#endif // QSGDEFAULTLAYER_P_H
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