qquick3dperspectivecamera_p.h

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// Copyright (C) 2019 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
 
#ifndef QSSGPERSPECTIVECAMERA_H
#define QSSGPERSPECTIVECAMERA_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 <QtQuick3D/private/qquick3dcamera_p.h>
 
QT_BEGIN_NAMESPACE
 
class QSSGRenderCamera;
class Q_QUICK3D_EXPORT QQuick3DPerspectiveCamera : public QQuick3DCamera
{
    Q_OBJECT
    Q_PROPERTY(float clipNear READ clipNear WRITE setClipNear NOTIFY clipNearChanged)
    Q_PROPERTY(float clipFar READ clipFar WRITE setClipFar NOTIFY clipFarChanged)
    Q_PROPERTY(float fieldOfView READ fieldOfView WRITE setFieldOfView NOTIFY fieldOfViewChanged)
    Q_PROPERTY(FieldOfViewOrientation fieldOfViewOrientation READ fieldOfViewOrientation WRITE setFieldOfViewOrientation NOTIFY fieldOfViewOrientationChanged)
 
    QML_NAMED_ELEMENT(PerspectiveCamera)
 
public:
    enum FieldOfViewOrientation {
        Vertical,
        Horizontal
    };
    Q_ENUM(FieldOfViewOrientation)
 
    explicit QQuick3DPerspectiveCamera(QQuick3DNode *parent = nullptr);
 
    float clipNear() const;
    float clipFar() const;
    float fieldOfView() const;
    FieldOfViewOrientation fieldOfViewOrientation() const;
 
public Q_SLOTS:
    void setClipNear(float clipNear);
    void setClipFar(float clipFar);
    void setFieldOfView(float fieldOfView);
    void setFieldOfViewOrientation(QQuick3DPerspectiveCamera::FieldOfViewOrientation fieldOfViewOrientation);
 
Q_SIGNALS:
    void clipNearChanged();
    void clipFarChanged();
    void fieldOfViewChanged();
    void fieldOfViewOrientationChanged();
 
protected:
    explicit QQuick3DPerspectiveCamera(QQuick3DNodePrivate &dd, QQuick3DNode *parent = nullptr);
    QSSGRenderGraphObject *updateSpatialNode(QSSGRenderGraphObject *node) override;
 
private:
    float m_clipNear = 10.0f;
    float m_clipFar = 10000.0f;
    float m_fieldOfView = 60.0f;
    FieldOfViewOrientation m_fieldOfViewOrientation = Vertical;
};
 
QT_END_NAMESPACE
 
#endif // QSSGPERSPECTIVECAMERA_H