<!DOCTYPE HTML> <html> <head> <title>Test PannerNode</title> <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> </head> <body> <pre id="test"> <script class="testbody" type="text/javascript"> function near(a, b, msg) { ok(Math.abs(a - b) < 1e-4, msg); } SimpleTest.waitForExplicitFinish(); addLoadEvent(function() { var context = new AudioContext(); var buffer = context.createBuffer(1, 2048, context.sampleRate); for (var i = 0; i < 2048; ++i) { buffer.getChannelData(0)[i] = Math.sin(440 * 2 * Math.PI * i / context.sampleRate); } var destination = context.destination; var source = context.createBufferSource(); var panner = context.createPanner(); source.buffer = buffer; source.connect(panner); panner.connect(destination); // Verify default values is(panner.panningModel, "equalpower", "Correct default value for panning model"); is(panner.distanceModel, "inverse", "Correct default value for distance model"); near(panner.refDistance, 1, "Correct default value for ref distance"); near(panner.maxDistance, 10000, "Correct default value for max distance"); near(panner.rolloffFactor, 1, "Correct default value for rolloff factor"); near(panner.coneInnerAngle, 360, "Correct default value for cone inner angle"); near(panner.coneOuterAngle, 360, "Correct default value for cone outer angle"); near(panner.coneOuterGain, 0, "Correct default value for cone outer gain"); is(panner.channelCount, 2, "panner node has 2 input channels by default"); is(panner.channelCountMode, "clamped-max", "Correct channelCountMode for the panner node"); is(panner.channelInterpretation, "speakers", "Correct channelCountInterpretation for the panner node"); panner.setPosition(1, 1, 1); near(panner.positionX.value, 1, "setPosition sets AudioParam properly"); near(panner.positionY.value, 1, "setPosition sets AudioParam properly"); near(panner.positionZ.value, 1, "setPosition sets AudioParam properly"); panner.setOrientation(0, 1, 0); near(panner.orientationX.value, 0, "setOrientation sets AudioParam properly"); near(panner.orientationY.value, 1, "setOrientation sets AudioParam properly"); near(panner.orientationZ.value, 0, "setOrientation sets AudioParam properly"); panner.setVelocity(1, 1, 1); source.start(0); SimpleTest.executeSoon(function() { source.stop(0); source.disconnect(); panner.disconnect(); SimpleTest.finish(); }); }); </script> </pre> </body> </html>