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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
use crate::dom::bindings::callback::ExceptionHandling;
use crate::dom::bindings::codegen::Bindings::FunctionBinding::Function;
use crate::dom::bindings::codegen::Bindings::XRTestBinding::{
self, FakeXRDeviceInit, XRTestMethods,
};
use crate::dom::bindings::refcounted::{Trusted, TrustedPromise};
use crate::dom::bindings::reflector::{reflect_dom_object, DomObject, Reflector};
use crate::dom::bindings::root::DomRoot;
use crate::dom::fakexrdevice::{get_origin, get_views, FakeXRDevice};
use crate::dom::globalscope::GlobalScope;
use crate::dom::promise::Promise;
use crate::task_source::TaskSource;
use dom_struct::dom_struct;
use euclid::TypedRigidTransform3D;
use ipc_channel::ipc::IpcSender;
use ipc_channel::router::ROUTER;
use profile_traits::ipc;
use std::cell::Cell;
use std::rc::Rc;
use webxr_api::{self, Error as XRError, MockDeviceInit, MockDeviceMsg};
#[dom_struct]
pub struct XRTest {
reflector: Reflector,
session_started: Cell<bool>,
}
impl XRTest {
pub fn new_inherited() -> XRTest {
XRTest {
reflector: Reflector::new(),
session_started: Cell::new(false),
}
}
pub fn new(global: &GlobalScope) -> DomRoot<XRTest> {
reflect_dom_object(
Box::new(XRTest::new_inherited()),
global,
XRTestBinding::Wrap,
)
}
fn device_obtained(
&self,
response: Result<IpcSender<MockDeviceMsg>, XRError>,
trusted: TrustedPromise,
) {
let promise = trusted.root();
if let Ok(sender) = response {
let device = FakeXRDevice::new(&self.global(), sender);
promise.resolve_native(&device);
} else {
promise.reject_native(&());
}
}
}
impl XRTestMethods for XRTest {
/// https://github.com/immersive-web/webxr-test-api/blob/master/explainer.md
fn SimulateDeviceConnection(&self, init: &FakeXRDeviceInit) -> Rc<Promise> {
#[derive(serde::Serialize, serde::Deserialize)]
pub struct MockDevice {
sender: IpcSender<Result<IpcSender<MockDeviceMsg>, XRError>>,
}
#[typetag::serde]
impl webxr_api::MockDeviceCallback for MockDevice {
fn callback(&mut self, result: Result<IpcSender<MockDeviceMsg>, XRError>) {
self.sender
.send(result)
.expect("mock device callback failed");
}
}
let p = Promise::new(&self.global());
if !init.supportsImmersive || self.session_started.get() {
p.reject_native(&());
return p;
}
let origin = if let Some(ref o) = init.viewerOrigin {
match get_origin(&o) {
Ok(origin) => origin,
Err(e) => {
p.reject_error(e);
return p;
},
}
} else {
TypedRigidTransform3D::identity()
};
let floor_origin = if let Some(ref o) = init.floorOrigin {
match get_origin(&o) {
Ok(origin) => origin,
Err(e) => {
p.reject_error(e);
return p;
},
}
} else {
TypedRigidTransform3D::identity()
};
let views = match get_views(&init.views) {
Ok(views) => views,
Err(e) => {
p.reject_error(e);
return p;
},
};
let init = MockDeviceInit {
viewer_origin: origin,
views,
supports_immersive: init.supportsImmersive,
supports_unbounded: init.supportsUnbounded,
floor_origin,
};
self.session_started.set(true);
let global = self.global();
let window = global.as_window();
let this = Trusted::new(self);
let mut trusted = Some(TrustedPromise::new(p.clone()));
let (task_source, canceller) = window
.task_manager()
.dom_manipulation_task_source_with_canceller();
let (sender, receiver) = ipc::channel(global.time_profiler_chan().clone()).unwrap();
ROUTER.add_route(
receiver.to_opaque(),
Box::new(move |message| {
let trusted = trusted
.take()
.expect("SimulateDeviceConnection callback called twice");
let this = this.clone();
let message = message
.to()
.expect("SimulateDeviceConnection callback given incorrect payload");
let _ = task_source.queue_with_canceller(
task!(request_session: move || {
this.root().device_obtained(message, trusted);
}),
&canceller,
);
}),
);
window
.webxr_registry()
.simulate_device_connection(init, MockDevice { sender });
p
}
/// https://github.com/immersive-web/webxr-test-api/blob/master/explainer.md
fn SimulateUserActivation(&self, f: Rc<Function>) {
// XXXManishearth actually check for activation in XRSession
let _ = f.Call__(vec![], ExceptionHandling::Rethrow);
}
}
|
