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Diffstat (limited to 'src/imports/audioengine/qsoundinstance_p.cpp')
| -rw-r--r-- | src/imports/audioengine/qsoundinstance_p.cpp | 385 |
1 files changed, 0 insertions, 385 deletions
diff --git a/src/imports/audioengine/qsoundinstance_p.cpp b/src/imports/audioengine/qsoundinstance_p.cpp deleted file mode 100644 index a6e05a421..000000000 --- a/src/imports/audioengine/qsoundinstance_p.cpp +++ /dev/null @@ -1,385 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the plugins of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qsoundinstance_p.h" -#include "qsoundsource_p.h" -#include "qsoundbuffer_p.h" -#include "qdeclarative_sound_p.h" -#include "qdeclarative_audiocategory_p.h" -#include "qdeclarative_audiosample_p.h" -#include "qdeclarative_attenuationmodel_p.h" -#include "qdeclarative_playvariation_p.h" -#include "qdeclarative_audioengine_p.h" -#include "qdeclarative_audiolistener_p.h" - -#include "qdebug.h" - -#define DEBUG_AUDIOENGINE - -QT_BEGIN_NAMESPACE - -QSoundInstance::QSoundInstance(QObject *parent) - : QObject(parent) - , m_soundSource(0) - , m_bindBuffer(0) - , m_sound(0) - , m_variationIndex(-1) - , m_isReady(false) - , m_gain(1) - , m_attenuationGain(1) - , m_varGain(1) - , m_pitch(1) - , m_varPitch(1) - , m_state(QSoundInstance::StoppedState) - , m_coneOuterGain(0) - , m_engine(0) -{ -#ifdef DEBUG_AUDIOENGINE - qDebug() << "creating new QSoundInstance"; -#endif - m_engine = qobject_cast<QDeclarativeAudioEngine*>(parent); -} - -void QSoundInstance::bindSoundDescription(QDeclarativeSound *sound) -{ -#ifdef DEBUG_AUDIOENGINE - qDebug() << "QSoundInstance::bindSoundDescription" << sound; -#endif - if (m_sound == sound) - return; - - if (m_sound && m_sound->categoryObject()) { - disconnect(m_sound->categoryObject(), SIGNAL(volumeChanged(qreal)), this, SLOT(categoryVolumeChanged())); - disconnect(m_sound->categoryObject(), SIGNAL(paused()), this, SLOT(pause())); - disconnect(m_sound->categoryObject(), SIGNAL(stopped()), this, SLOT(stop())); - disconnect(m_sound->categoryObject(), SIGNAL(resumed()), this, SLOT(resume())); - } - m_attenuationGain = 1; - m_gain = 1; - - m_sound = sound; - - if (sound) { - if (!m_soundSource) { - m_soundSource = m_engine->engine()->createSoundSource(); - connect(m_soundSource, SIGNAL(stateChanged(QSoundSource::State)), - this, SLOT(handleSourceStateChanged(QSoundSource::State))); - } - } else { - if (m_soundSource) { - detach(); - m_engine->engine()->releaseSoundSource(m_soundSource); - m_soundSource = 0; - } - } - - if (m_sound) { - if (m_sound->categoryObject()) { - connect(m_sound->categoryObject(), SIGNAL(volumeChanged(qreal)), this, SLOT(categoryVolumeChanged())); - connect(m_sound->categoryObject(), SIGNAL(paused()), this, SLOT(pause())); - connect(m_sound->categoryObject(), SIGNAL(stopped()), this, SLOT(stop())); - connect(m_sound->categoryObject(), SIGNAL(resumed()), this, SLOT(resume())); - } - prepareNewVariation(); - } else { - m_variationIndex = -1; - } -} - -QSoundInstance::~QSoundInstance() -{ -#ifdef DEBUG_AUDIOENGINE - qDebug() << "QSoundInstance::dtor()"; -#endif - if (m_soundSource) { - detach(); - m_engine->engine()->releaseSoundSource(m_soundSource); - } -} - -void QSoundInstance::prepareNewVariation() -{ -#ifdef DEBUG_AUDIOENGINE - qDebug() << "QSoundInstance::prepareNewVariation()"; -#endif - int newVariationIndex = m_sound->genVariationIndex(m_variationIndex); - if (newVariationIndex == m_variationIndex) - return; - QDeclarativePlayVariation *playVar = m_sound->getVariation(newVariationIndex); -#ifdef DEBUG_AUDIOENGINE - qDebug() << "QSoundInstance: generate new play variation [old:" << m_variationIndex << ", new:" << newVariationIndex << "-" << playVar->sample() << "]"; -#endif - m_variationIndex = newVariationIndex; - playVar->applyParameters(this); - detach(); - - m_bindBuffer = playVar->sampleObject()->soundBuffer(); - if (m_bindBuffer->state() == QSoundBuffer::Ready) { - Q_ASSERT(m_soundSource); - m_soundSource->bindBuffer(m_bindBuffer); - m_isReady = true; - } else { - m_bindBuffer->load(); - connect(m_bindBuffer, SIGNAL(ready()), this, SLOT(bufferReady())); - } -} - -void QSoundInstance::bufferReady() -{ -#ifdef DEBUG_AUDIOENGINE - qDebug() << "QSoundInstance::bufferReady()"; -#endif - if (!m_soundSource) - return; - m_soundSource->bindBuffer(m_bindBuffer); - disconnect(m_bindBuffer, SIGNAL(ready()), this, SLOT(bufferReady())); - m_isReady = true; - - if (m_state == QSoundInstance::PlayingState) { - sourcePlay(); - } else if (m_state == QSoundInstance::PausedState) { - sourcePause(); - } -} - -void QSoundInstance::categoryVolumeChanged() -{ - updateGain(); -} - -void QSoundInstance::handleSourceStateChanged(QSoundSource::State newState) -{ - State ns = State(newState); - if (ns == m_state) - return; - if (ns == QSoundInstance::StoppedState) { - prepareNewVariation(); - } - setState(ns); -} - -void QSoundInstance::setState(State state) -{ - if (state == m_state) - return; - m_state = state; - emit stateChanged(m_state); -} - -qreal QSoundInstance::categoryVolume() const -{ - if (!m_sound) - return 1; - if (!m_sound->categoryObject()) - return 1; - return m_sound->categoryObject()->volume(); -} - -void QSoundInstance::sourceStop() -{ - Q_ASSERT(m_soundSource); - m_soundSource->stop(); - setState(QSoundInstance::StoppedState); -} - -void QSoundInstance::detach() -{ - sourceStop(); - m_isReady = false; - if (m_soundSource) - m_soundSource->unbindBuffer(); - if (m_bindBuffer) { - disconnect(m_bindBuffer, SIGNAL(ready()), this, SLOT(bufferReady())); - m_engine->engine()->releaseSoundBuffer(m_bindBuffer); - m_bindBuffer = 0; - } -} - -void QSoundInstance::play() -{ -#ifdef DEBUG_AUDIOENGINE - qDebug() << "QSoundInstancePrivate::play()"; -#endif - if (!m_soundSource || m_state == QSoundInstance::PlayingState) - return; - if (!m_isReady) { - setState(QSoundInstance::PlayingState); - return; - } - sourcePlay(); - setState(QSoundInstance::PlayingState); -} - -void QSoundInstance::sourcePlay() -{ - update3DVolume(m_engine->listener()->position()); - Q_ASSERT(m_soundSource); - m_soundSource->play(); -} - -void QSoundInstance::resume() -{ -#ifdef DEBUG_AUDIOENGINE - qDebug() << "QSoundInstancePrivate::resume()"; -#endif - if (m_state != QSoundInstance::PausedState) - return; - play(); -} - -void QSoundInstance::pause() -{ - if (!m_soundSource || m_state == QSoundInstance::PausedState) - return; - if (!m_isReady) { - setState(QSoundInstance::PausedState); - return; - } - sourcePause(); - setState(QSoundInstance::PausedState); -} - -void QSoundInstance::sourcePause() -{ - Q_ASSERT(m_soundSource); - m_soundSource->pause(); -} - -void QSoundInstance::stop() -{ - if (!m_isReady || !m_soundSource || m_state == QSoundInstance::StoppedState) { - setState(QSoundInstance::StoppedState); - return; - } - sourceStop(); - prepareNewVariation(); -} - -QSoundInstance::State QSoundInstance::state() const -{ - return m_state; -} - -void QSoundInstance::setPosition(const QVector3D& position) -{ - if (!m_soundSource) - return; - m_soundSource->setPosition(position); -} - -void QSoundInstance::setDirection(const QVector3D& direction) -{ - if (!m_soundSource) - return; - m_soundSource->setDirection(direction); -} - -void QSoundInstance::setVelocity(const QVector3D& velocity) -{ - if (!m_soundSource) - return; - m_soundSource->setVelocity(velocity); -} - -void QSoundInstance::setGain(qreal gain) -{ - if (!m_soundSource) - return; - m_gain = gain; - updateGain(); -} - -void QSoundInstance::setPitch(qreal pitch) -{ - if (!m_soundSource) - return; - m_pitch = pitch; - updatePitch(); -} - -void QSoundInstance::setCone(qreal innerAngle, qreal outerAngle, qreal outerGain) -{ - if (!m_soundSource) - return; - m_soundSource->setCone(innerAngle, outerAngle, outerGain); -} - -bool QSoundInstance::attenuationEnabled() const -{ - if (!m_sound || !m_sound->attenuationModelObject()) - return false; - return true; -} - -void QSoundInstance::update3DVolume(const QVector3D& listenerPosition) -{ - if (!m_sound || !m_soundSource) - return; - QDeclarativeAttenuationModel *attenModel = m_sound->attenuationModelObject(); - if (!attenModel) - return; - m_attenuationGain = attenModel->calculateGain(listenerPosition, m_soundSource->position()); - updateGain(); -} - -void QSoundInstance::updateVariationParameters(qreal varPitch, qreal varGain, bool looping) -{ - if (!m_soundSource) - return; - m_soundSource->setLooping(looping); -#ifdef DEBUG_AUDIOENGINE - qDebug() << "QSoundInstance::updateVariationParameters" << varPitch << varGain << looping; -#endif - m_varPitch = varPitch; - m_varGain = varGain; - updatePitch(); - updateGain(); -} - -void QSoundInstance::updatePitch() -{ - m_soundSource->setPitch(m_pitch * m_varPitch); -} - -void QSoundInstance::updateGain() -{ - m_soundSource->setGain(m_gain * m_varGain * m_attenuationGain * categoryVolume()); -} - -QT_END_NAMESPACE |