| <!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> |
| <canvas /> |
| |
| <script> |
| let immersiveTestName = "XRSession requestAnimationFrame must fail if the session has " |
| + "no baseLayer for immersive"; |
| |
| let nonImmersiveTestName = "XRSession requestAnimationFrame must fail if the session has " |
| + "no baseLayer for non immersive"; |
| |
| let fakeDeviceInitParams = TRACKED_IMMERSIVE_DEVICE; |
| |
| let testFunction = (session, controller, t, sessionObjects) => new Promise((resolve, reject) => { |
| // Clear the base layer that the boilerplate sets. This ensures that the rAF |
| // won't fire. If the fire *does* fire, it will fail because the baseLayer |
| // won't match the new baselayer we later create. |
| session.updateRenderState({ |
| baseLayer: null |
| }); |
| let webglCanvas = document.getElementsByTagName('canvas')[0]; |
| let gl = sessionObjects.gl; |
| |
| // Session must have a baseLayer or frame requests will be ignored. |
| let webglLayer = new XRWebGLLayer(session, gl); |
| |
| function onEarlyFrame(time, vrFrame) { |
| // We shouldn't be allowed to reach this callback with no baseLayer |
| t.step(() => { |
| assert_equals(session.renderState.baseLayer, webglLayer); |
| }); |
| resolve(); |
| } |
| |
| // This callback shouldn't go through, since the session doesn't |
| // have a baseLayer when this call is made. |
| let handle = session.requestAnimationFrame(onEarlyFrame); |
| // Should still give us a valid handle, though. |
| assert_not_equals(handle, 0); |
| |
| // Wait for a bit and set the baseLayer. |
| t.step_timeout(() => { |
| // Once the base layer is set the previously registered callback should run. |
| session.updateRenderState({ |
| baseLayer: webglLayer |
| }); |
| }, 300); |
| }); |
| |
| xr_session_promise_test( |
| immersiveTestName, testFunction, fakeDeviceInitParams, 'immersive-vr'); |
| xr_session_promise_test( |
| nonImmersiveTestName, testFunction, fakeDeviceInitParams, 'inline'); |
| |
| </script> |