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| |
| #ifndef QAUDIOENGINE_OPENAL_P_H |
| #define QAUDIOENGINE_OPENAL_P_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 <QObject> |
| #include <QList> |
| #include <QMap> |
| #include <QTimer> |
| #include <QUrl> |
| |
| #if defined(HEADER_OPENAL_PREFIX) |
| #include <OpenAL/al.h> |
| #include <OpenAL/alc.h> |
| #else |
| #include <AL/al.h> |
| #include <AL/alc.h> |
| #endif |
| |
| #include "qsoundsource_p.h" |
| #include "qsoundbuffer_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QSample; |
| class QSampleCache; |
| |
| class QSoundBufferPrivateAL : public QSoundBuffer |
| { |
| Q_OBJECT |
| public: |
| QSoundBufferPrivateAL(QObject* parent); |
| virtual void bindToSource(ALuint alSource) = 0; |
| virtual void unbindFromSource(ALuint alSource) = 0; |
| }; |
| |
| |
| class StaticSoundBufferAL : public QSoundBufferPrivateAL |
| { |
| Q_OBJECT |
| |
| public: |
| StaticSoundBufferAL(QObject *parent, const QUrl &url, QSampleCache *sampleLoader); |
| ~StaticSoundBufferAL(); |
| |
| State state() const override; |
| |
| void load() override; |
| |
| void bindToSource(ALuint alSource) override; |
| void unbindFromSource(ALuint alSource) override; |
| |
| inline long addRef() { return ++m_ref; } |
| inline long release() { return --m_ref; } |
| inline long refCount() const { return m_ref; } |
| |
| public Q_SLOTS: |
| void sampleReady(); |
| void decoderError(); |
| |
| private: |
| long m_ref; |
| QUrl m_url; |
| ALuint m_alBuffer; |
| State m_state; |
| QSample *m_sample; |
| QSampleCache *m_sampleLoader; |
| }; |
| |
| |
| class QSoundSourcePrivate : public QSoundSource |
| { |
| Q_OBJECT |
| public: |
| QSoundSourcePrivate(QObject *parent); |
| ~QSoundSourcePrivate(); |
| |
| void play() override; |
| void pause() override; |
| void stop() override; |
| |
| QSoundSource::State state() const override; |
| |
| bool isLooping() const; |
| void setLooping(bool looping) override; |
| void setPosition(const QVector3D& position) override; |
| void setDirection(const QVector3D& direction) override; |
| void setVelocity(const QVector3D& velocity) override; |
| |
| QVector3D velocity() const override; |
| QVector3D position() const override; |
| QVector3D direction() const override; |
| |
| void setGain(qreal gain) override; |
| void setPitch(qreal pitch) override; |
| void setCone(qreal innerAngle, qreal outerAngle, qreal outerGain) override; |
| |
| void bindBuffer(QSoundBuffer*) override; |
| void unbindBuffer() override; |
| |
| void checkState(); |
| |
| void release(); |
| |
| Q_SIGNALS: |
| void activate(QObject*); |
| |
| private: |
| void sourcePlay(); |
| void sourcePause(); |
| |
| ALuint m_alSource; |
| QSoundBufferPrivateAL *m_bindBuffer; |
| bool m_isReady; //true if the sound source is already bound to some sound buffer |
| QSoundSource::State m_state; |
| qreal m_gain; |
| qreal m_pitch; |
| qreal m_coneInnerAngle; |
| qreal m_coneOuterAngle; |
| qreal m_coneOuterGain; |
| }; |
| |
| |
| class QAudioEnginePrivate : public QObject |
| { |
| Q_OBJECT |
| public: |
| QAudioEnginePrivate(QObject *parent); |
| ~QAudioEnginePrivate(); |
| |
| bool isLoading() const; |
| |
| QSoundSource* createSoundSource(); |
| void releaseSoundSource(QSoundSource *soundInstance); |
| QSoundBuffer* getStaticSoundBuffer(const QUrl& url); |
| void releaseSoundBuffer(QSoundBuffer *buffer); |
| |
| QVector3D listenerPosition() const; |
| QVector3D listenerVelocity() const; |
| qreal listenerGain() const; |
| void setListenerPosition(const QVector3D& position); |
| void setListenerVelocity(const QVector3D& velocity); |
| void setListenerOrientation(const QVector3D& direction, const QVector3D& up); |
| void setListenerGain(qreal gain); |
| void setDopplerFactor(qreal dopplerFactor); |
| void setSpeedOfSound(qreal speedOfSound); |
| |
| static bool checkNoError(const char *msg); |
| |
| Q_SIGNALS: |
| void isLoadingChanged(); |
| |
| private Q_SLOTS: |
| void updateSoundSources(); |
| void soundSourceActivate(QObject *soundSource); |
| |
| private: |
| QList<QSoundSourcePrivate*> m_activeInstances; |
| QList<QSoundSourcePrivate*> m_instancePool; |
| QMap<QUrl, QSoundBufferPrivateAL*> m_staticBufferPool; |
| |
| QSampleCache *m_sampleLoader; |
| QTimer m_updateTimer; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif |