gecko-dev/testing/web-platform/tests/webxr/xrFrame_lifetime.https.html
Jacob DeWitt d1dfa2c626 Bug 1537556 [wpt PR 15909] - Add XRSession.viewerSpace and refactor XRFrame.getPose, a=testonly
Automatic update from web-platform-tests
Add XRSession.viewerSpace and refactor XRFrame.getPose

Also check if XRFrame is an animation frame in XRFrame.getViewerPose

Instead of adding methods like GetInputSource() and ReturnTargetRay() to XRSpace,
there are 3 new classes derived from XRSpace: XRViewerSpace, XRTargetRaySpace, and
XRGripSpace. Instances of those classes can be passed as the first argument to
XRFrame.getPose to trigger the spec-required behavior for those special cases.
XRSpace has a virtual method called getPose which handles the core logic of
XRFrame.getPose. That avoids having a bunch of extra checks in the XRFrame.getPose
method itself.

Bug: 928466
Change-Id: Ib4eeafe8f88b1d2ea2c2685b0112cbbd27f1b653
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1526788
Commit-Queue: Jacob DeWitt <jacde@chromium.org>
Reviewed-by: Brandon Jones <bajones@chromium.org>
Reviewed-by: Klaus Weidner <klausw@chromium.org>
Cr-Commit-Position: refs/heads/master@{#642157}

--

wpt-commits: 8f5d4a75c2831d59962250d4c4bb6dd22385f833
wpt-pr: 15909
2019-04-24 11:18:28 +01:00

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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>
<canvas></canvas>
<script>
let immersiveTestName = "XRFrame methods throw exceptions outside of the " +
"requestAnimationFrame callback for immersive sessions";
let nonImmersiveTestName = "XRFrame methods throw exceptions outside of the " +
"requestAnimationFrame callback for non-immersive sessions";
let fakeDeviceInitParams = { supportsImmersive:true };
let immersiveSessionOptions = { mode: 'immersive-vr' };
let nonImmersiveSessionOptions = { outputContext: getOutputContext() };
let testFunction = (testSession, testController, t) => new Promise((resolve) => {
let staleFrame = null;
let currentReferenceSpace = null;
function onFrame(time, xrFrame) {
t.step(() => {
assert_true(xrFrame instanceof XRFrame);
});
staleFrame = xrFrame;
step_timeout(afterFrame, 0);
}
function afterFrame() {
t.step(() => {
// Attempting to call a method on the frame outside the callback that
// originally provided it should cause it to throw an exception.
assert_throws('InvalidStateError', () => staleFrame.getViewerPose(currentReferenceSpace));
assert_throws('InvalidStateError', () => staleFrame.getPose(testSession.viewerSpace, currentReferenceSpace));
});
// Test does not complete until the this function has executed.
resolve();
}
testSession.requestReferenceSpace({ type: 'stationary', subtype: 'eye-level' }).then((referenceSpace) => {
currentReferenceSpace = referenceSpace;
testSession.requestAnimationFrame(onFrame);
});
});
xr_session_promise_test(immersiveTestName, testFunction,
fakeDeviceInitParams, immersiveSessionOptions);
xr_session_promise_test(nonImmersiveTestName, testFunction,
fakeDeviceInitParams, nonImmersiveSessionOptions);
</script>
</body>