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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 src="resources/webxr_test_asserts.js"></script>
<script>
let testName = "XRFrame getViewerPose(refSpace) matches getPose(viewer, refSpace).";
// Used for viewer origin, the actual values should not matter for the test.
const poseTransform = {
position: [1, 2, 3],
orientation: [0.5, 0.5, 0.5, 0.5] // 120 degrees around [1, 1, 1] axis
};
// Use the same device as tracked immersive device, but modify the viewer origin.
const deviceInitParams = Object.assign({}, TRACKED_IMMERSIVE_DEVICE, {viewerOrigin: poseTransform});
// Used when creating a reference space that is offset from local space.
// Actual values should not matter for the test.
const offsetSpaceTransform = new XRRigidTransform(
{ x: 1.00, y: -1.50, z: 10.00, w: 1.0 },
{ x: 0.27, y: 0.00, z: 0.27, w: 0.92}, // 45 degrees around [1, 0, 1] axis
);
const testFunction = function(session, fakeDeviceController, t) {
return Promise.all([
session.requestReferenceSpace('local'),
session.requestReferenceSpace('viewer'),
]).then(([referenceSpace, viewerRefSpace]) => new Promise((resolve, reject) => {
const offsetRefSpace = referenceSpace.getOffsetReferenceSpace(offsetSpaceTransform);
function onFrame(time, frame){
t.step(() => {
const pose1 = frame.getViewerPose(referenceSpace);
const pose2 = frame.getPose(viewerRefSpace, referenceSpace);
assert_not_equals(pose1, null);
assert_not_equals(pose2, null);
assert_matrix_approx_equals(pose1.transform.matrix, pose2.transform.matrix);
const pose3 = frame.getViewerPose(offsetRefSpace);
const pose4 = frame.getPose(viewerRefSpace, offsetRefSpace);
assert_not_equals(pose3, null);
assert_not_equals(pose4, null);
assert_matrix_approx_equals(pose3.transform.matrix, pose4.transform.matrix);
});
resolve();
}
session.requestAnimationFrame(onFrame);
}));
};
xr_session_promise_test(testName, testFunction,
deviceInitParams, 'immersive-vr');
</script>
</body>
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