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++ // Copyright (C) 2021 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++ // Qt-Security score:significant reason:default
++
++
++ #ifndef QQUICK3DPARTICLEMODELSHAPE_H
++ #define QQUICK3DPARTICLEMODELSHAPE_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 "qquick3dparticleabstractshape_p.h"
++ #include <QVector3D>
++
++ QT_BEGIN_NAMESPACE
++
++ class QQuick3DModel;
++ class QQmlComponent;
++
++ class Q_QUICK3DPARTICLES_EXPORT QQuick3DParticleModelShape : public QQuick3DParticleAbstractShape
++ {
++ Q_OBJECT
++ Q_PROPERTY(bool fill READ fill WRITE setFill NOTIFY fillChanged)
++ Q_PROPERTY(QQmlComponent *delegate READ delegate WRITE setDelegate NOTIFY delegateChanged)
++ QML_NAMED_ELEMENT(ParticleModelShape3D)
++ QML_ADDED_IN_VERSION(6, 2)
++
++ public:
++ QQuick3DParticleModelShape(QObject *parent = nullptr);
++ ~QQuick3DParticleModelShape() override;
++
++ bool fill() const;
++ QQmlComponent *delegate() const;
++
++ public Q_SLOTS:
++ void setFill(bool fill);
++ void setDelegate(QQmlComponent *delegate);
++
++ // Returns point inside this shape
++ QVector3D getPosition(int particleIndex) override;
++ QVector3D getSurfaceNormal(int particleIndex) override;
++
++ Q_SIGNALS:
++ void fillChanged();
++ void delegateChanged();
++
++ private:
++ QVector3D randomPositionModel(int particleIndex);
++ void createModel();
++ void clearModelVertexPositions();
++ void calculateModelVertexPositions();
++
++ QQmlComponent *m_delegate = nullptr;
++ QQuick3DModel *m_model = nullptr;
++ QVector<QVector3D> m_vertexPositions;
++ float m_modelTriangleAreasSum = 0;
++ QVector<float> m_modelTriangleAreas;
++ QVector3D m_modelTriangleCenter;
++ QVector3D m_cachedNormal;
++ int m_cachedIndex = -1;
++ bool m_fill = true;
++ };
++
++ QT_END_NAMESPACE
++
++ #endif // QQUICK3DPARTICLEMODELSHAPE_H