| <!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> |