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/****************************************************************************
**
** Copyright (C) 2022 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 QSGABSTRACTRENDERER_P_H
#define QSGABSTRACTRENDERER_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtQuick/private/qtquickglobal_p.h>
#include <QtQuick/qsgnode.h>
#ifndef GLuint
#define GLuint uint
#endif
QT_BEGIN_NAMESPACE
class QSGAbstractRendererPrivate;
class Q_QUICK_PRIVATE_EXPORT QSGAbstractRenderer : public QObject
{
Q_OBJECT
public:
enum ClearModeBit
{
ClearColorBuffer = 0x0001,
ClearDepthBuffer = 0x0002,
ClearStencilBuffer = 0x0004
};
Q_DECLARE_FLAGS(ClearMode, ClearModeBit)
Q_FLAG(ClearMode)
enum MatrixTransformFlag
{
MatrixTransformFlipY = 0x01
};
Q_DECLARE_FLAGS(MatrixTransformFlags, MatrixTransformFlag)
Q_FLAG(MatrixTransformFlags)
~QSGAbstractRenderer() override;
void setRootNode(QSGRootNode *node);
QSGRootNode *rootNode() const;
void setDeviceRect(const QRect &rect);
inline void setDeviceRect(const QSize &size) { setDeviceRect(QRect(QPoint(), size)); }
QRect deviceRect() const;
void setViewportRect(const QRect &rect);
inline void setViewportRect(const QSize &size) { setViewportRect(QRect(QPoint(), size)); }
QRect viewportRect() const;
void setProjectionMatrixToRect(const QRectF &rect);
void setProjectionMatrixToRect(const QRectF &rect, MatrixTransformFlags flags);
void setProjectionMatrix(const QMatrix4x4 &matrix);
void setProjectionMatrixWithNativeNDC(const QMatrix4x4 &matrix);
QMatrix4x4 projectionMatrix() const;
QMatrix4x4 projectionMatrixWithNativeNDC() const;
void setClearColor(const QColor &color);
QColor clearColor() const;
void setClearMode(ClearMode mode);
ClearMode clearMode() const;
virtual void renderScene() = 0;
virtual void prepareSceneInline();
virtual void renderSceneInline();
Q_SIGNALS:
void sceneGraphChanged();
protected:
explicit QSGAbstractRenderer(QObject *parent = nullptr);
virtual void nodeChanged(QSGNode *node, QSGNode::DirtyState state) = 0;
private:
Q_DECLARE_PRIVATE(QSGAbstractRenderer)
friend class QSGRootNode;
};
Q_DECLARE_OPERATORS_FOR_FLAGS(QSGAbstractRenderer::ClearMode)
QT_END_NAMESPACE
#endif
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