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<!DOCTYPE html>
<body>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src="resources/webxr_util.js"></script>
<script src="resources/webxr_test_constants.js"></script>
<script>
let immersiveTestName =
"Identity reference space provides correct poses for immersive sessions";
let inlineTestName =
"Identity reference space provides correct poses for inline sessions";
let fakeDeviceInitParams = TRACKED_IMMERSIVE_DEVICE;
let testFunction = function(session, fakeDeviceController, t) {
return session.requestReferenceSpace('viewer')
.then((referenceSpace) => new Promise((resolve, reject) => {
let counter = 0;
function onFrame(time, xrFrame) {
session.requestAnimationFrame(onFrame);
if (counter == 0) {
t.step( () => {
// Expect to always get a pose, even if none has been supplied.
let pose = xrFrame.getViewerPose(referenceSpace);
assert_not_equals(pose, null);
let poseMatrix = pose.transform.matrix;
assert_not_equals(poseMatrix, null);
for(let i = 0; i < poseMatrix.length; i++) {
// "0 +" is to accept -0 which is equivalent to 0 in the
// matrix.
assert_equals(0 + poseMatrix[i], IDENTITY_MATRIX[i]);
}
fakeDeviceController.setViewerOrigin(VALID_POSE_TRANSFORM);
});
} else {
t.step( () => {
// Assert that the identity matrix is always given as the pose
// even when a valid pose is set by the device.
let pose = xrFrame.getViewerPose(referenceSpace);
assert_not_equals(pose, null);
let poseMatrix = pose.transform.matrix;
assert_not_equals(poseMatrix, null);
for(let i = 0; i < poseMatrix.length; i++) {
// "0 +" is to accept -0 which is equivalent to 0 in the
// matrix.
assert_equals(0 + poseMatrix[i], IDENTITY_MATRIX[i]);
}
});
// Finished.
resolve();
}
counter++;
}
session.requestAnimationFrame(onFrame);
}));
};
xr_session_promise_test(inlineTestName, testFunction,
fakeDeviceInitParams, 'inline');
xr_session_promise_test(immersiveTestName, testFunction,
fakeDeviceInitParams, 'immersive-vr');
</script>
</body>
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