1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
<!DOCTYPE html>
<html>
<head>
<title>
panner-equalpower-stereo.html
</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../../resources/audit-util.js"></script>
<script src="../../resources/audit.js"></script>
<script src="../../resources/panner-model-testing.js"></script>
</head>
<body>
<script id="layout-test-code">
let audit = Audit.createTaskRunner();
// To test the panner, we create a number of panner nodes
// equally spaced on a semicircle at unit distance. The
// semicircle covers the azimuth range from -90 to 90 deg,
// covering full left to full right. Each source is an impulse
// turning at a different time and we check that the rendered
// impulse has the expected gain.
audit.define(
{
label: 'test',
description:
'Equal-power panner model of AudioPannerNode with stereo source'
},
(task, should) => {
context = new OfflineAudioContext(
2, sampleRate * renderLengthSeconds, sampleRate);
createTestAndRun(
context, should, nodesToCreate, 2,
function(panner, x, y, z) {
panner.setPosition(x, y, z);
})
.then(() => task.done());
});
audit.run();
</script>
</body>
</html>
|