<!DOCTYPE html> <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 testName = "XRInputSources properly communicate their handedness"; let fakeDeviceInitParams = TRACKED_IMMERSIVE_DEVICE; let testFunction = (session, fakeDeviceController, t) => new Promise((resolve) => { let input_source = fakeDeviceController.simulateInputSourceConnection({ handedness: "none", targetRayMode: "tracked-pointer", pointerOrigin: VALID_POINTER_TRANSFORM, profiles: [] }); function CheckNone(time, xrFrame) { let source = session.inputSources[0]; t.step( () => { assert_not_equals(source, null); // Handedness should be "none" by default. assert_equals(source.handedness, "none"); }); input_source.setHandedness("right"); session.requestAnimationFrame(CheckRight); } function CheckRight(time, xrFrame) { let source = session.inputSources[0]; t.step( () => { assert_not_equals(source, null); // Handedness was set to "right", make sure it propegates. assert_equals(source.handedness, "right"); }); input_source.setHandedness("left"); session.requestAnimationFrame(CheckLeft); } function CheckLeft(time, xrFrame) { let source = session.inputSources[0]; t.step( () => { assert_not_equals(source, null); // Handedness was set to "left", make sure it propegates. assert_equals(source.handedness, "left"); }); input_source.setHandedness("none"); session.requestAnimationFrame(CheckNoneAgain); } function CheckNoneAgain(time, xrFrame) { let source = session.inputSources[0]; t.step( () => { assert_not_equals(source, null); // Handedness was set to "none" again, make sure it propegates. assert_equals(source.handedness, "none"); }); resolve(); } // Handedness only updates during an XR frame. requestSkipAnimationFrame(session, CheckNone); }); xr_session_promise_test( testName, testFunction, fakeDeviceInitParams, 'immersive-vr'); </script>