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++ // Copyright (C) 2022 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-3.0-only
++ #ifndef QQUICK3DAUDIOENGINE_H
++ #define QQUICK3DAUDIOENGINE_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 <QtQuick3D/private/qquick3dnode_p.h>
++ #include <QtGui/qvector3d.h>
++ #include <QtSpatialAudio/qaudioengine.h>
++
++ QT_BEGIN_NAMESPACE
++
++ class QQuick3DSpatialSound;
++
++ class QQuick3DAudioEngine : public QObject
++ {
++ Q_OBJECT
++ QML_NAMED_ELEMENT(AudioEngine)
++ Q_PROPERTY(OutputMode outputMode READ outputMode WRITE setOutputMode NOTIFY outputModeChanged)
++ Q_PROPERTY(QAudioDevice outputDevice READ outputDevice WRITE setOutputDevice NOTIFY outputDeviceChanged)
++ Q_PROPERTY(float masterVolume READ masterVolume WRITE setMasterVolume NOTIFY masterVolumeChanged)
++ Q_PROPERTY(float distanceScale READ distanceScale WRITE setDistanceScale NOTIFY distanceScaleChanged)
++
++ public:
++ // Keep in sync with QAudioEngine::OutputMode
++ enum OutputMode {
++ Surround,
++ Stereo,
++ Headphone
++ };
++ Q_ENUM(OutputMode)
++
++ QQuick3DAudioEngine();
++ ~QQuick3DAudioEngine() override;
++
++ void setOutputMode(OutputMode mode);
++ OutputMode outputMode() const;
++
++ void setOutputDevice(const QAudioDevice &device);
++ QAudioDevice outputDevice() const;
++
++ void setMasterVolume(float volume);
++ float masterVolume() const;
++
++ void setDistanceScale(float scale);
++ float distanceScale() const;
++
++ static QAudioEngine *getEngine();
++
++ Q_SIGNALS:
++ void outputModeChanged();
++ void outputDeviceChanged();
++ void masterVolumeChanged();
++ void distanceScaleChanged();
++ };
++
++ QT_END_NAMESPACE
++
++ #endif