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<!DOCTYPE html>
<script src="../resources/testharness.js"></script>
<script src="../resources/testharnessreport.js"></script>
<script src="file:///gen/layout_test_data/mojo/public/js/mojo_bindings.js"></script>
<script src="file:///gen/device/vr/public/mojom/vr_service.mojom.js"></script>
<script src="../external/wpt/resources/chromium/webxr-test.js"></script>
<script src="../external/wpt/webxr/resources/webxr_test_constants.js"></script>
<script src="../xr/resources/xr-internal-device-mocking.js"></script>
<script src="../xr/resources/xr-test-utils.js"></script>
<canvas id="webgl-canvas"></canvas>
<script>
let testName =
"'floor-level' XRStationaryReferenceSpace updates properly when the transform changes";
let fakeDeviceInitParams = { supportsImmersive:true };
let requestSessionOptions = [
{ mode: 'inline' },
{ mode: 'immersive-vr' },
];
let testFunction = function(session, t, fakeDeviceController) {
// Session must have a baseLayer or else frame requests will be ignored.
session.updateRenderState({
baseLayer: new XRWebGLLayer(session, gl),
outputContext: getOutputContext()
});
fakeDeviceController.setStageTransform(null);
fakeDeviceController.setXRPresentationFrameData(ORIGIN_POSE, [{
eye:"left",
projectionMatrix: VALID_PROJECTION_MATRIX,
viewMatrix: VALID_VIEW_MATRIX
}, {
eye:"right",
projectionMatrix: VALID_PROJECTION_MATRIX,
viewMatrix: VALID_VIEW_MATRIX
}]);
return session.requestReferenceSpace({ type: "stationary", subtype: "floor-level" })
.then((referenceSpace) => new Promise((resolve, reject) => {
function onFirstFrame(time, xrFrame) {
// On the first frame where the pose has been initialized, the stage
// should be using an emulated frame of reference because it has no
// stageParameters yet. So the pose should be ~1.5 meters off the floor.
t.step( () => {
let pose = xrFrame.getViewerPose(referenceSpace);
let poseMatrix = pose.transform.matrix;
assert_approx_equals(poseMatrix[12], 0.0, FLOAT_EPSILON);
assert_greater_than(poseMatrix[13], 1.0);
assert_approx_equals(poseMatrix[14], 0.0, FLOAT_EPSILON);
fakeDeviceController.setStageTransform(VALID_STAGE_TRANSFORM);
session.requestAnimationFrame(() => {
session.requestAnimationFrame(onFrame);
});
});
}
function onFrame(time, xrFrame) {
t.step( () => {
// Check that stage transform was updated.
let pose = xrFrame.getViewerPose(referenceSpace);
assert_not_equals(pose, null);
let poseMatrix = pose.transform.matrix;
assert_matrices_approx_equal(poseMatrix, VALID_STAGE_TRANSFORM);
});
// Finished.
resolve();
}
session.requestAnimationFrame(() => {
session.requestAnimationFrame(onFirstFrame);
});
}));
};
xr_session_promise_test(
testFunction, fakeDeviceInitParams, requestSessionOptions, testName);
</script>