/*
 * Copyright (C) 2010, Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1.  Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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 */

[
    Conditional=WEB_AUDIO,
    ImplementedAs=PanningModelType
] enum PanningModelType {
    "equalpower",
    "HRTF"
};

[
    Conditional=WEB_AUDIO,
    ImplementedAs=DistanceModelType
] enum DistanceModelType {
    "linear",
    "inverse",
    "exponential"
};

[
    Conditional=WEB_AUDIO,
    JSGenerateToJSObject,
    InterfaceName=webkitAudioPannerNode,
] interface PannerNode : AudioNode {
    // Default model for stereo is HRTF 
    attribute PanningModelType panningModel;

    // Uses a 3D cartesian coordinate system 
    void setPosition(unrestricted float x, unrestricted float y, unrestricted float z);
    void setOrientation(unrestricted float x, unrestricted float y, unrestricted float z);
    void setVelocity(unrestricted float x, unrestricted float y, unrestricted float z);

    // Distance model
    attribute DistanceModelType distanceModel;

    attribute unrestricted double refDistance;
    attribute unrestricted double maxDistance;
    attribute unrestricted double rolloffFactor;

    // Directional sound cone
    attribute unrestricted double coneInnerAngle;
    attribute unrestricted double coneOuterAngle;
    attribute unrestricted double coneOuterGain;
};