1/* 2 * Copyright (C) 2010, Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY 17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 */ 24 25enum PanningModelType { 26 "equalpower", 27 "HRTF" 28}; 29 30enum DistanceModelType { 31 "linear", 32 "inverse", 33 "exponential" 34}; 35 36[ 37 NoInterfaceObject, 38 Conditional=WEB_AUDIO 39] interface PannerNode : AudioNode { 40 // Default model for stereo is HRTF 41 attribute PanningModelType panningModel; 42 43 // Uses a 3D cartesian coordinate system 44 void setPosition(float x, float y, float z); 45 void setOrientation(float x, float y, float z); 46 void setVelocity(float x, float y, float z); 47 48 // Distance model 49 attribute DistanceModelType distanceModel; 50 51 attribute double refDistance; 52 attribute double maxDistance; 53 attribute double rolloffFactor; 54 55 // Directional sound cone 56 attribute double coneInnerAngle; 57 attribute double coneOuterAngle; 58 attribute double coneOuterGain; 59}; 60