qsgrendernode.h - mozsearch

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// Copyright (C) 2016 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

// Qt-Security score:significant reason:default

#ifndef QSGRENDERNODE_H

#define QSGRENDERNODE_H

#include <QtQuick/qsgnode.h>

QT_BEGIN_NAMESPACE

class QSGRenderNodePrivate;

class QRhiRenderTarget;

class QRhiCommandBuffer;

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,

        NoExternalRendering = 0x08

};

    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 prepare();

    virtual void render(const RenderState *state) = 0;

    virtual void releaseResources();

    virtual RenderingFlags flags() const;

    virtual QRectF rect() const;

    const QMatrix4x4 *projectionMatrix() const;

    const QMatrix4x4 *projectionMatrix(qsizetype index) const;

    const QMatrix4x4 *matrix() const;

    const QSGClipNode *clipList() const;

    qreal inheritedOpacity() const;

    QRhiRenderTarget *renderTarget() const;

    QRhiCommandBuffer *commandBuffer() 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