blob: b6492506309e07e976f598943d1b392d4c618400 [file] [log] [blame]
<!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="../external/wpt/resources/chromium/webxr-test.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 testName = "XRViewport attributes are valid";
let fakeDeviceInitParams = { supportsImmersive:true };
let requestSessionOptions = [{ immersive: true }];
let testFunction = function(session, t) {
// Session must have a baseLayer or frame requests will be ignored.
let webglLayer = new XRWebGLLayer(session, gl);
session.baseLayer = webglLayer;
return session.requestFrameOfReference("eye-level")
.then((frameOfRef) => new Promise((resolve) =>{
function onFrame(time, xrFrame) {
let leftView = xrFrame.views[0];
let rightView = xrFrame.views[1];
let leftViewport = webglLayer.getViewport(leftView);
let rightViewport = webglLayer.getViewport(rightView);
t.step(() => {
// Ensure the views report the expected viewports into the WebGL layer.
assert_true(leftViewport instanceof XRViewport);
assert_true(rightViewport instanceof XRViewport);
assert_not_equals(leftViewport, null);
assert_not_equals(rightViewport, null);
// Exact viewport values don't matter, but they must pass several tests:
// Viewports have non-zero widths and heights.
assert_greater_than(leftViewport.width, 0);
assert_greater_than(leftViewport.height, 0);
assert_greater_than(rightViewport.width, 0);
assert_greater_than(rightViewport.height, 0);
// Viewports are located within the framebuffer.
assert_greater_than_equal(leftViewport.x, 0);
assert_greater_than_equal(leftViewport.y, 0);
assert_greater_than_equal(leftViewport.x, 0);
assert_greater_than_equal(leftViewport.y, 0);
assert_less_than_equal(
leftViewport.x + leftViewport.width, webglLayer.framebufferWidth);
assert_less_than_equal(
leftViewport.y + leftViewport.height, webglLayer.framebufferHeight);
assert_less_than_equal(
rightViewport.x + rightViewport.width, webglLayer.framebufferWidth);
assert_less_than_equal(
rightViewport.y + rightViewport.height, webglLayer.framebufferHeight);
// Assumes that the left viewport will always be physically to the left
// of the right viewport.
assert_less_than_equal(leftViewport.x + leftViewport.width, rightViewport.x);
});
resolve();
}
session.requestAnimationFrame(onFrame);
}));
};
xr_session_promise_test(
testFunction, fakeDeviceInitParams, requestSessionOptions, testName);
</script>