tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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xrView_oneframeupdate.https.html (3159B)

      1 <!DOCTYPE html>
      2 <script src="/resources/testharness.js"></script>
      3 <script src="/resources/testharnessreport.js"></script>
      4 <script src="resources/webxr_util.js"></script>
      5 <script src="resources/webxr_test_constants.js"></script>
      6 <script src="resources/webxr_test_asserts.js"></script>
      7 
      8 <script>
      9 
     10 let testName = "XRView projection matrices update near and far depths on the "
     11  + "next frame";
     12 
     13 const fakeViews = [{
     14        eye:"left",
     15        viewOffset: LEFT_OFFSET,
     16        resolution: VALID_RESOLUTION,
     17        fieldOfView: VALID_FIELD_OF_VIEW,
     18        // The webxr-test-api requires that we still set this for now, but it is
     19        // supposed to be ignored.
     20        projectionMatrix: IDENTITY_MATRIX
     21    }, {
     22        eye:"right",
     23        viewOffset: RIGHT_OFFSET,
     24        resolution: VALID_RESOLUTION,
     25        fieldOfView: VALID_FIELD_OF_VIEW,
     26        // The webxr-test-api requires that we still set this for now, but it is
     27        // supposed to be ignored.
     28        projectionMatrix: IDENTITY_MATRIX
     29    },
     30 ];
     31 
     32 let fakeDeviceInitParams = {
     33    supportsImmersive: true,
     34    supportedModes: ["inline", "immersive-vr"],
     35    views: fakeViews,
     36    viewerOrigin: IDENTITY_TRANSFORM,
     37    supportedFeatures: ALL_FEATURES
     38 };
     39 
     40 let testFunction = function(session, fakeDeviceController, t) {
     41  return session.requestReferenceSpace('local')
     42    .then((referenceSpace) => new Promise((resolve) =>{
     43      let counter = 0;
     44 
     45      function onFrame(time, xrFrame) {
     46        let pose = xrFrame.getViewerPose(referenceSpace);
     47        assert_not_equals(pose, null);
     48        assert_not_equals(pose.views, null);
     49        assert_equals(pose.views.length, 2);
     50        if (counter == 0) {
     51          session.requestAnimationFrame(onFrame);
     52 
     53          assert_matrix_approx_equals(pose.views[0].projectionMatrix, VALID_PROJECTION_MATRIX);
     54          assert_matrix_approx_equals(pose.views[1].projectionMatrix, VALID_PROJECTION_MATRIX);
     55 
     56          // Update the near and far depths for the session.
     57          session.updateRenderState({
     58            depthNear: 1.0,
     59            depthFar: 10.0 });
     60 
     61          // The projection matrices the views report should not take into
     62          // account the new session depth values this frame.
     63          assert_matrix_approx_equals(pose.views[0].projectionMatrix, VALID_PROJECTION_MATRIX);
     64          assert_matrix_approx_equals(pose.views[1].projectionMatrix, VALID_PROJECTION_MATRIX);
     65        } else {
     66          // New depth values should be retained between frames.
     67          assert_equals(session.renderState.depthNear, 1.0);
     68          assert_equals(session.renderState.depthFar, 10.0);
     69 
     70          // Projection matricies should now reflect the new depth values, i.e.
     71          // have changed.
     72          assert_matrix_significantly_not_equals(pose.views[0].projectionMatrix, VALID_PROJECTION_MATRIX);
     73          assert_matrix_significantly_not_equals(pose.views[1].projectionMatrix, VALID_PROJECTION_MATRIX);
     74          resolve();
     75        }
     76        counter++;
     77      }
     78 
     79      session.requestAnimationFrame(t.step_func(onFrame));
     80  }));
     81 };
     82 
     83 xr_session_promise_test(
     84  testName, testFunction, fakeDeviceInitParams, 'immersive-vr');
     85 
     86 </script>