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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtQuick module 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 QSGRENDERNODE_H
#define QSGRENDERNODE_H
#include <QtQuick/qsgnode.h>
QT_BEGIN_NAMESPACE
class QSGRenderNodePrivate;
class Q_QUICK_EXPORT QSGRenderNode : public QSGNode
{
public:
enum StateFlag {
DepthState = 0x01,
StencilState = 0x02,
ScissorState = 0x04,
ColorState = 0x08,
BlendState = 0x10,
CullState = 0x20,
ViewportState = 0x40,
RenderTargetState = 0x80
};
Q_DECLARE_FLAGS(StateFlags, StateFlag)
enum RenderingFlag {
BoundedRectRendering = 0x01,
DepthAwareRendering = 0x02,
OpaqueRendering = 0x04
};
Q_DECLARE_FLAGS(RenderingFlags, RenderingFlag)
struct Q_QUICK_EXPORT RenderState {
virtual ~RenderState();
virtual const QMatrix4x4 *projectionMatrix() const = 0;
virtual QRect scissorRect() const = 0;
virtual bool scissorEnabled() const = 0;
virtual int stencilValue() const = 0;
virtual bool stencilEnabled() const = 0;
virtual const QRegion *clipRegion() const = 0;
virtual void *get(const char *state) const;
};
QSGRenderNode();
~QSGRenderNode() override;
virtual StateFlags changedStates() const;
virtual void render(const RenderState *state) = 0;
virtual void releaseResources();
virtual RenderingFlags flags() const;
virtual QRectF rect() const;
const QMatrix4x4 *matrix() const;
const QSGClipNode *clipList() const;
qreal inheritedOpacity() const;
private:
QSGRenderNodePrivate *d;
friend class QSGRenderNodePrivate;
};
Q_DECLARE_OPERATORS_FOR_FLAGS(QSGRenderNode::StateFlags)
Q_DECLARE_OPERATORS_FOR_FLAGS(QSGRenderNode::RenderingFlags)
QT_END_NAMESPACE
#endif
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