custominstancing.h

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// Copyright (C) 2020 The Qt Company Ltd.

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

#ifndef CUSTOMINSTANCING_H

#define CUSTOMINSTANCING_H

#include <QtQuick3D/qquick3dinstancing.h>

class CustomInstancing : public QQuick3DInstancing

    Q_OBJECT

    QML_ELEMENT

    Q_PROPERTY(int instanceCount READ instanceCount WRITE setInstanceCount NOTIFY instanceCountChanged)

public:

    explicit CustomInstancing(QQuick3DObject *parent = nullptr) : QQuick3DInstancing(parent) {}

    ~CustomInstancing() override {}

    QByteArray getInstanceBuffer(int *instanceCount) override;

    int instanceCount() const

        return m_instanceCount;

public slots:

    void setInstanceCount(int instanceCount);

signals:

    void instanceCountChanged(int instanceCount);

private:

    int m_instanceCount = 0;

};

#endif // CUSTOMINSTANCING_H