fog3dvolume.h - mozsearch

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// Copyright (C) 2026 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

#ifndef FOG3DVOLUME_H

#define FOG3DVOLUME_H

#include <QtQuick3D/private/qquick3dnode_p.h>

#include <QtGui/QVector3D>

#include <QtGui/QColor>

class Fog3DVolume : public QQuick3DNode

    Q_OBJECT

    QML_ELEMENT

    Q_PROPERTY(FogType type READ type WRITE setType NOTIFY typeChanged FINAL)

    Q_PROPERTY(QVector3D extents READ extents WRITE setExtents NOTIFY extentsChanged FINAL)

    Q_PROPERTY(QColor color READ color WRITE setColor NOTIFY colorChanged FINAL)

    Q_PROPERTY(float density READ density WRITE setDensity NOTIFY densityChanged FINAL)

    Q_PROPERTY(bool heightEnabled READ heightEnabled WRITE setHeightEnabled NOTIFY heightEnabledChanged FINAL)

    Q_PROPERTY(float leastIntenseY READ leastIntenseY WRITE setLeastIntenseY NOTIFY leastIntenseYChanged FINAL)

    Q_PROPERTY(float mostIntenseY READ mostIntenseY WRITE setMostIntenseY NOTIFY mostIntenseYChanged FINAL)

    Q_PROPERTY(float heightCurve READ heightCurve WRITE setHeightCurve NOTIFY heightCurveChanged FINAL)

    Q_PROPERTY(QVector3D noiseOffset READ noiseOffset WRITE setNoiseOffset NOTIFY noiseOffsetChanged FINAL)

    Q_PROPERTY(float noiseScale READ noiseScale WRITE setNoiseScale NOTIFY noiseScaleChanged FINAL)

public:

    enum FogType { Box = 0, Sphere = 1 };

    Q_ENUM(FogType)

    explicit Fog3DVolume(QQuick3DNode *parent = nullptr);

    FogType type() const;

    QVector3D extents() const;

    QColor color() const;

    float density() const;

    bool heightEnabled() const;

    float leastIntenseY() const;

    float mostIntenseY() const;

    float heightCurve() const;

    QVector3D noiseOffset() const;

    float noiseScale() const;

    void setType(FogType v);

    void setExtents(const QVector3D &v);

    void setColor(const QColor &v);

    void setDensity(float v);

    void setHeightEnabled(bool v);

    void setLeastIntenseY(float v);

    void setMostIntenseY(float v);

    void setHeightCurve(float v);

    void setNoiseOffset(const QVector3D &v);

    void setNoiseScale(float v);

signals:

    void typeChanged();

    void extentsChanged();

    void colorChanged();

    void densityChanged();

    void heightEnabledChanged();

    void leastIntenseYChanged();

    void mostIntenseYChanged();

    void heightCurveChanged();

    void noiseOffsetChanged();

    void noiseScaleChanged();

private:

    FogType m_type = Sphere;

    QVector3D m_extents = { 100.f, 100.f, 100.f };

    QColor m_color = Qt::white;

    float m_density = 1.0f;

    bool m_heightEnabled = false;

    float m_leastIntenseY = 10.0f;

    float m_mostIntenseY = 0.0f;

    float m_heightCurve = 1.0f;

    QVector3D m_noiseOffset;

    float m_noiseScale = 0.5f;

};

#endif // FOG3DVOLUME_H