/****************************************************************************
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** This file is part of the Qt3D module of the Qt Toolkit.
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** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
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** GNU General Public License Usage
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** Public License version 3.0 as published by the Free Software Foundation
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****************************************************************************/

#ifndef QGLRenderOrderComparator_H
#define QGLRenderOrderComparator_H

#include "qglrenderorder.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Qt3D)

class QGLSceneNode;

class Q_QT3D_EXPORT QGLRenderOrderComparator
{
public:
    QGLRenderOrderComparator() {}
    virtual ~QGLRenderOrderComparator() {}

    virtual bool isLessThan(const QGLRenderOrder &lhs, const QGLRenderOrder &rhs);
    virtual bool isEqualTo(const QGLRenderOrder &lhs, const QGLRenderOrder &rhs);
};

QT_END_NAMESPACE

QT_END_HEADER

#endif // QGLRenderOrderComparator_H