Revision control
++ // Copyright (C) 2016 Paul Lemire <paul.lemire350@gmail.com>
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++
++ #ifndef QT3DCORE_VECTOR4D_P_H
++ #define QT3DCORE_VECTOR4D_P_H
++
++ //
++ // W A R N I N G
++ // -------------
++ //
++ // This file is not part of the Qt3D 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 <private/qsimd_p.h>
++
++ // Check if we can use the optimized version of QVector3D
++ #if defined(__SSE2__)
++
++ #include <Qt3DCore/private/vector4d_sse_p.h>
++
++ QT_BEGIN_NAMESPACE
++ using Vector4D = Qt3DCore::Vector4D_SSE;
++ QT_END_NAMESPACE
++
++ #else
++
++ #include <QVector4D>
++
++ QT_BEGIN_NAMESPACE
++ using Vector4D = QVector4D;
++ QT_END_NAMESPACE
++
++ #endif
++
++ template<typename UsingType>
++ Q_ALWAYS_INLINE QVector4D convertToQVector4D(const UsingType &v)
++ {
++ return v.toQVector4D();
++ }
++
++ template<>
++ Q_ALWAYS_INLINE QVector4D convertToQVector4D<QVector4D>(const QVector4D &v)
++ {
++ return v;
++ }
++
++ #endif // QT3DCORE_VECTOR4D_P_H