1 files changed, 64 insertions, 0 deletions
diff --git a/src/spatialaudioquick3d/qquick3daudioengine_p.h b/src/spatialaudioquick3d/qquick3daudioengine_p.h
new file mode 100644
index 000000000..9cde33e97
--- /dev/null
+++ b/src/spatialaudioquick3d/qquick3daudioengine_p.h
@@ -0,0 +1,64 @@
+// 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 <private/qquick3dnode_p.h>
+#include <QtGui/qvector3d.h>
+#include <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)
+
+public:
+    // Keep in sync with QAudioEngine::OutputMode
+    enum OutputMode {
+        Surround,
+        Stereo,
+        Headphone
+    };
+    Q_ENUM(OutputMode)
+
+    QQuick3DAudioEngine();
+    ~QQuick3DAudioEngine();
+
+    void setOutputMode(OutputMode mode);
+    OutputMode outputMode() const;
+
+    void setOutputDevice(const QAudioDevice &device);
+    QAudioDevice outputDevice() const;
+
+    void setMasterVolume(float volume);
+    float masterVolume() const;
+
+    static QAudioEngine *getEngine();
+
+Q_SIGNALS:
+    void outputModeChanged();
+    void outputDeviceChanged();
+    void masterVolumeChanged();
+};
+
+QT_END_NAMESPACE
+
+#endif