| <!DOCTYPE html> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <script src="file:///gen/layout_test_data/mojo/public/js/mojo_bindings.js"></script> |
| <script src="file:///gen/device/vr/public/mojom/vr_service.mojom.js"></script> |
| <script src="../xr/resources/xr-device-mocking.js"></script> |
| <script src="../xr/resources/xr-test-utils.js"></script> |
| <script src="../xr/resources/test-constants.js"></script> |
| <canvas id="webgl-canvas"></canvas> |
| |
| <script> |
| let fakeDevices = fakeXRDevices(); |
| |
| let displayLeftEye = fakeDevices["FakeGooglePixelPhone"].leftEye; |
| let displayRightEye = fakeDevices["FakeGooglePixelPhone"].rightEye; |
| |
| xr_session_promise_test( (session) => { |
| // Session must have a baseLayer or frame requests will be ignored. |
| session.baseLayer = new XRWebGLLayer(session, gl); |
| |
| return session.requestFrameOfReference("eyeLevel") |
| .then((frameOfRef) => new Promise((resolve) =>{ |
| let counter = 0; |
| |
| function onFrame(time, xrFrame) { |
| if (counter == 0) { |
| session.requestAnimationFrame(onFrame); |
| |
| let expectedLeftProjection = perspectiveFromFieldOfView( |
| displayLeftEye.fieldOfView, session.depthNear, session.depthFar); |
| let expectedRightProjection = perspectiveFromFieldOfView( |
| displayRightEye.fieldOfView, session.depthNear, session.depthFar); |
| |
| assert_matrices_approx_equal(xrFrame.views[0].projectionMatrix, expectedLeftProjection); |
| assert_matrices_approx_equal(xrFrame.views[1].projectionMatrix, expectedRightProjection); |
| |
| // Update the near and far depths for the session. |
| session.depthNear = 1.0; |
| session.depthFar = 10.0; |
| |
| // The projection matrices the views report should not take into |
| // account the new session depth values this frame. |
| assert_matrices_approx_equal(xrFrame.views[0].projectionMatrix, expectedLeftProjection); |
| assert_matrices_approx_equal(xrFrame.views[1].projectionMatrix, expectedRightProjection); |
| } else { |
| // New depth values should be retained between frames. |
| assert_equals(session.depthNear, 1.0); |
| assert_equals(session.depthFar, 10.0); |
| |
| let expectedLeftProjection = perspectiveFromFieldOfView( |
| displayLeftEye.fieldOfView, session.depthNear, session.depthFar); |
| let expectedRightProjection = perspectiveFromFieldOfView( |
| displayRightEye.fieldOfView, session.depthNear, session.depthFar); |
| |
| // Projection matricies should now reflect the new depth values |
| assert_matrices_approx_equal(xrFrame.views[0].projectionMatrix, expectedLeftProjection); |
| assert_matrices_approx_equal(xrFrame.views[1].projectionMatrix, expectedRightProjection); |
| resolve(); |
| } |
| counter++; |
| } |
| |
| session.requestAnimationFrame(onFrame); |
| })); |
| }, fakeDevices["FakeGooglePixelPhone"], [{ exclusive: true }], |
| "XRView projection matrices update near and far depths on the next frame"); |
| |
| </script> |
