xrView_oneframeupdate.https.html

Enable keyboard shortcuts

This test has a WPT meta file that expects 2 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /webxr/xrView_oneframeupdate.https.html - WPT Dashboard Interop Dashboard

<!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 src="resources/webxr_test_asserts.js"></script>

<script>

let testName = "XRView projection matrices update near and far depths on the "

  + "next frame";

const fakeViews = [{

        eye:"left",

        viewOffset: LEFT_OFFSET,

        resolution: VALID_RESOLUTION,

        fieldOfView: VALID_FIELD_OF_VIEW,

        // The webxr-test-api requires that we still set this for now, but it is

        // supposed to be ignored.

        projectionMatrix: IDENTITY_MATRIX

    }, {

        eye:"right",

        viewOffset: RIGHT_OFFSET,

        resolution: VALID_RESOLUTION,

        fieldOfView: VALID_FIELD_OF_VIEW,

        // The webxr-test-api requires that we still set this for now, but it is

        // supposed to be ignored.

        projectionMatrix: IDENTITY_MATRIX

},

];

let fakeDeviceInitParams = {

    supportsImmersive: true,

    supportedModes: ["inline", "immersive-vr"],

    views: fakeViews,

    viewerOrigin: IDENTITY_TRANSFORM,

    supportedFeatures: ALL_FEATURES

};

let testFunction = function(session, fakeDeviceController, t) {

  return session.requestReferenceSpace('local')

    .then((referenceSpace) => new Promise((resolve) =>{

      let counter = 0;

      function onFrame(time, xrFrame) {

        let pose = xrFrame.getViewerPose(referenceSpace);

        assert_not_equals(pose, null);

        assert_not_equals(pose.views, null);

        assert_equals(pose.views.length, 2);

        if (counter == 0) {

          session.requestAnimationFrame(onFrame);

          assert_matrix_approx_equals(pose.views[0].projectionMatrix, VALID_PROJECTION_MATRIX);

          assert_matrix_approx_equals(pose.views[1].projectionMatrix, VALID_PROJECTION_MATRIX);

          // Update the near and far depths for the session.

          session.updateRenderState({

            depthNear: 1.0,

            depthFar: 10.0 });

          // The projection matrices the views report should not take into

          // account the new session depth values this frame.

          assert_matrix_approx_equals(pose.views[0].projectionMatrix, VALID_PROJECTION_MATRIX);

          assert_matrix_approx_equals(pose.views[1].projectionMatrix, VALID_PROJECTION_MATRIX);

        } else {

          // New depth values should be retained between frames.

          assert_equals(session.renderState.depthNear, 1.0);

          assert_equals(session.renderState.depthFar, 10.0);

          // Projection matricies should now reflect the new depth values, i.e.

          // have changed.

          assert_matrix_significantly_not_equals(pose.views[0].projectionMatrix, VALID_PROJECTION_MATRIX);

          assert_matrix_significantly_not_equals(pose.views[1].projectionMatrix, VALID_PROJECTION_MATRIX);

          resolve();

        counter++;

      session.requestAnimationFrame(t.step_func(onFrame));

  }));

};

xr_session_promise_test(

  testName, testFunction, fakeDeviceInitParams, 'immersive-vr');

</script>