| 1 | // Copyright (C) 2022 The Qt Company Ltd. |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-3.0-only |
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| 3 | |
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| 4 | #ifndef QAUDIOENGINE_P_H |
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| 5 | #define QAUDIOENGINE_P_H |
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| 6 | |
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| 7 | // |
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| 8 | // W A R N I N G |
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| 9 | // ------------- |
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| 10 | // |
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| 11 | // This file is not part of the Qt API. It exists for the convenience |
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| 12 | // of other Qt classes. This header file may change from version to |
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| 13 | // version without notice, or even be removed. |
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| 14 | // |
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| 15 | // We mean it. |
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| 16 | // |
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| 17 | |
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| 18 | #include <qtspatialaudioglobal_p.h> |
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| 19 | #include <qaudioengine.h> |
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| 20 | #include <qaudiodevice.h> |
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| 21 | #include <qaudiodecoder.h> |
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| 22 | #include <qthread.h> |
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| 23 | #include <qmutex.h> |
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| 24 | #include <qurl.h> |
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| 25 | #include <qaudiobuffer.h> |
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| 26 | #include <qvector3d.h> |
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| 27 | #include <qfile.h> |
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| 28 | |
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| 29 | namespace vraudio { |
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| 30 | class ResonanceAudio; |
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| 31 | } |
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| 32 | |
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| 33 | QT_BEGIN_NAMESPACE |
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| 34 | |
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| 35 | class QSpatialSound; |
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| 36 | class QAmbientSound; |
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| 37 | class QAudioSink; |
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| 38 | class QAudioOutputStream; |
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| 39 | class QAmbisonicDecoder; |
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| 40 | class QAudioDecoder; |
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| 41 | class QAudioRoom; |
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| 42 | class QAudioListener; |
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| 43 | |
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| 44 | class QAudioEnginePrivate |
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| 45 | { |
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| 46 | public: |
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| 47 | static QAudioEnginePrivate *get(QAudioEngine *engine) { return engine ? engine->d : nullptr; } |
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| 48 | |
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| 49 | static constexpr int bufferSize = 128; |
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| 50 | |
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| 51 | QAudioEnginePrivate(); |
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| 52 | ~QAudioEnginePrivate(); |
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| 53 | vraudio::ResonanceAudio *resonanceAudio = nullptr; |
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| 54 | int sampleRate = 44100; |
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| 55 | float masterVolume = 1.; |
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| 56 | QAudioEngine::OutputMode outputMode = QAudioEngine::Surround; |
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| 57 | bool roomEffectsEnabled = true; |
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| 58 | |
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| 59 | // Resonance Audio uses meters internally, while Qt Quick 3D and our API uses cm by default. |
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| 60 | // To make things independent from the scale setting, we store all distances in meters internally |
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| 61 | // and convert in the setters and getters. |
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| 62 | float distanceScale = 0.01f; |
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| 63 | |
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| 64 | QMutex mutex; |
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| 65 | QAudioDevice device; |
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| 66 | QAtomicInteger<bool> paused = false; |
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| 67 | |
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| 68 | QThread audioThread; |
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| 69 | std::unique_ptr<QAudioOutputStream> outputStream; |
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| 70 | |
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| 71 | QAudioListener *listener = nullptr; |
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| 72 | QList<QSpatialSound *> sources; |
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| 73 | QList<QAmbientSound *> stereoSources; |
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| 74 | QList<QAudioRoom *> rooms; |
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| 75 | mutable bool listenerPositionDirty = true; |
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| 76 | QAudioRoom *currentRoom = nullptr; |
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| 77 | |
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| 78 | void addSpatialSound(QSpatialSound *sound); |
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| 79 | void removeSpatialSound(QSpatialSound *sound); |
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| 80 | void addStereoSound(QAmbientSound *sound); |
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| 81 | void removeStereoSound(QAmbientSound *sound); |
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| 82 | |
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| 83 | void addRoom(QAudioRoom *room); |
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| 84 | void removeRoom(QAudioRoom *room); |
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| 85 | void updateRooms(); |
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| 86 | |
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| 87 | QVector3D listenerPosition() const; |
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| 88 | }; |
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| 89 | |
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| 90 | QT_END_NAMESPACE |
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| 91 | |
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| 92 | #endif |
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| 93 | |
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