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/****************************************************************************
**
** Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB).
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QT3DCORE_SQT_P_H
#define QT3DCORE_SQT_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of other Qt classes.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <QtGui/qmatrix4x4.h>
#include <QtGui/qquaternion.h>
#include <QtGui/qvector3d.h>
#include <QtCore/qvector.h>

QT_BEGIN_NAMESPACE

namespace Qt3DCore {

struct Sqt
{
    QQuaternion rotation;
    QVector3D scale;
    float pad1;
    QVector3D translation;
    float pad2;

    Sqt()
        : rotation()
        , scale(1.0f, 1.0f, 1.0f)
        , pad1(0.f)
        , translation()
        , pad2(0.f)
    {}

    inline QMatrix4x4 toMatrix() const
    {
        QMatrix4x4 m;
        m.translate(translation);
        m.rotate(rotation);
        m.scale(scale);
        return m;
    }

    bool operator == (const Sqt &rhs) const
    {
        return rotation == rhs.rotation
                && scale == rhs.scale
                && translation == rhs.translation;
    }
};

struct JointNamesAndLocalPoses
{
    QVector<QString> names;
    QVector<Sqt> localPoses;
};

} // namespace Qt3DCore

QT_END_NAMESPACE

Q_DECLARE_METATYPE(QVector<Qt3DCore::Sqt>)
Q_DECLARE_METATYPE(Qt3DCore::JointNamesAndLocalPoses)

#endif // QT3DCORE_SQT_P_H