diff options
author | Ling Hu <ling.hu@nokia.com> | 2012-01-18 17:17:54 +1000 |
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committer | Qt by Nokia <qt-info@nokia.com> | 2012-02-06 05:35:28 +0100 |
commit | 809bbc35c67f085e91db9202795cccab0a5ae548 (patch) | |
tree | 2449887bd384208bd4e354a95156909444ef93c7 /src/imports/audioengine/qdeclarative_attenuationmodel_p.h | |
parent | 262f397e3ed6a10ee99518535cdc3ee20ee52688 (diff) |
Add AudioEngine with new implementation
Change-Id: I5eebe662ecbce9814ed3e763db56df9be737d11f
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
Diffstat (limited to 'src/imports/audioengine/qdeclarative_attenuationmodel_p.h')
-rw-r--r-- | src/imports/audioengine/qdeclarative_attenuationmodel_p.h | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/src/imports/audioengine/qdeclarative_attenuationmodel_p.h b/src/imports/audioengine/qdeclarative_attenuationmodel_p.h new file mode 100644 index 000000000..57b96fec7 --- /dev/null +++ b/src/imports/audioengine/qdeclarative_attenuationmodel_p.h @@ -0,0 +1,138 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QDECLARATIVEATTENUATIONMODEL_P_H +#define QDECLARATIVEATTENUATIONMODEL_P_H + +#include <QtDeclarative/qdeclarative.h> +#include <QtDeclarative/qdeclarativecomponent.h> +#include <QVector3D> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QDeclarativeAttenuationModel : public QObject, public QDeclarativeParserStatus +{ + Q_OBJECT + Q_INTERFACES(QDeclarativeParserStatus) + Q_PROPERTY(QString name READ name WRITE setName) + +public: + QDeclarativeAttenuationModel(QObject *parent = 0); + ~QDeclarativeAttenuationModel(); + + void classBegin(); + void componentComplete(); + + QString name() const; + void setName(const QString& name); + + virtual qreal calculateGain(const QVector3D &listenerPosition, const QVector3D &sourcePosition) const = 0; + +protected: + bool m_complete; + QString m_name; + +private: + Q_DISABLE_COPY(QDeclarativeAttenuationModel); +}; + +class QDeclarativeAttenuationModelLinear : public QDeclarativeAttenuationModel +{ + Q_OBJECT + Q_PROPERTY(qreal start READ startDistance WRITE setStartDistance CONSTANT) + Q_PROPERTY(qreal end READ endDistance WRITE setEndDistance CONSTANT) + +public: + QDeclarativeAttenuationModelLinear(QObject *parent = 0); + + void componentComplete(); + + qreal startDistance() const; + void setStartDistance(qreal startDist); + + qreal endDistance() const; + void setEndDistance(qreal endDist); + + qreal calculateGain(const QVector3D &listenerPosition, const QVector3D &sourcePosition) const; + +private: + Q_DISABLE_COPY(QDeclarativeAttenuationModelLinear); + qreal m_start; + qreal m_end; +}; + +class QDeclarativeAttenuationModelInverse : public QDeclarativeAttenuationModel +{ + Q_OBJECT + Q_PROPERTY(qreal start READ referenceDistance WRITE setReferenceDistance CONSTANT) + Q_PROPERTY(qreal end READ maxDistance WRITE setMaxDistance CONSTANT) + Q_PROPERTY(qreal rolloff READ rolloffFactor WRITE setRolloffFactor CONSTANT) + +public: + QDeclarativeAttenuationModelInverse(QObject *parent = 0); + + void componentComplete(); + + qreal referenceDistance() const; + void setReferenceDistance(qreal referenceDistance); + + qreal maxDistance() const; + void setMaxDistance(qreal maxDistance); + + qreal rolloffFactor() const; + void setRolloffFactor(qreal rolloffFactor); + + qreal calculateGain(const QVector3D &listenerPosition, const QVector3D &sourcePosition) const; + +private: + Q_DISABLE_COPY(QDeclarativeAttenuationModelInverse); + qreal m_ref; + qreal m_max; + qreal m_rolloff; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif |