<!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>