tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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xrWebGLLayer_viewports.https.html (2659B)


      1 <!DOCTYPE html>
      2 <script src="/resources/testharness.js"></script>
      3 <script src="/resources/testharnessreport.js"></script>
      4 <script src="resources/webxr_test_constants.js"></script>
      5 <script src="resources/webxr_util.js"></script>
      6 <script src="resources/webxr_test_asserts.js"></script>
      7 
      8 <script>
      9 
     10 let immersiveTestName = "XRWebGLLayer reports a valid viewports for immersive sessions";
     11 let inlineTestName = "XRWebGLLayer reports a valid viewports for inline sessions";
     12 
     13 let fakeDeviceInitParams = TRACKED_IMMERSIVE_DEVICE;
     14 
     15 let testFunction = function(session, fakeDeviceController, t) {
     16  return session.requestReferenceSpace('viewer')
     17      .then((space) => new Promise((resolve) => {
     18    function onFrame(time, xrFrame) {
     19      let viewer_pose = xrFrame.getViewerPose(space);
     20 
     21      let layer = xrFrame.session.renderState.baseLayer;
     22      for (view of viewer_pose.views) {
     23        let viewport = layer.getViewport(view);
     24 
     25        t.step(() => {
     26          // Ensure the returned object is an XRViewport object
     27          assert_not_equals(viewport, null);
     28          assert_true(viewport instanceof XRViewport);
     29 
     30          // Ensure the viewport dimensions are valid
     31          assert_greater_than_equal(viewport.x, 0);
     32          assert_greater_than_equal(viewport.y, 0);
     33          assert_greater_than_equal(viewport.width, 1);
     34          assert_greater_than_equal(viewport.height, 1);
     35        });
     36 
     37        // Ensure none of the viewports overlap
     38        for (other of viewer_pose.views) {
     39          if (view !== other) {
     40            let otherport = layer.getViewport(other);
     41            let no_overlap = (viewport.x + viewport.width <= otherport.x) ||
     42              (otherport.x + otherport.width <= viewport.x) ||
     43              (viewport.y + viewport.height <= otherport.y) ||
     44              (otherport.y + otherport.height <= viewport.y);
     45 
     46            t.step(() => {
     47              assert_true(no_overlap, "Overlap between viewport " + view.eye + " and " + other.eye);
     48            });
     49          }
     50        }
     51      }
     52 
     53      // Finished test.
     54      resolve();
     55    }
     56 
     57    session.requestAnimationFrame(onFrame);
     58  }));
     59 };
     60 
     61 xr_session_promise_test(immersiveTestName, testFunction,
     62  fakeDeviceInitParams, 'immersive-vr');
     63 xr_session_promise_test(immersiveTestName + ' with secondary views requested', testFunction,
     64  fakeDeviceInitParams, 'immersive-vr', {'optionalFeatures': ['secondary-views']});
     65 xr_session_promise_test(inlineTestName, testFunction,
     66  fakeDeviceInitParams, 'inline');
     67 xr_session_promise_test(inlineTestName + ' with secondary views requested', testFunction,
     68  fakeDeviceInitParams, 'inline', {'optionalFeatures': ['secondary-views']});
     69 </script>