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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/. */
use crate::dom::bindings::codegen::Bindings::XRViewBinding::XREye;
use crate::dom::bindings::codegen::Bindings::XRViewerPoseBinding;
use crate::dom::bindings::codegen::Bindings::XRViewerPoseBinding::XRViewerPoseMethods;
use crate::dom::bindings::reflector::reflect_dom_object;
use crate::dom::bindings::root::DomRoot;
use crate::dom::globalscope::GlobalScope;
use crate::dom::xrpose::XRPose;
use crate::dom::xrrigidtransform::XRRigidTransform;
use crate::dom::xrsession::{cast_transform, ApiViewerPose, XRSession};
use crate::dom::xrview::XRView;
use dom_struct::dom_struct;
use js::conversions::ToJSValConvertible;
use js::jsapi::{Heap, JSContext};
use js::jsval::{JSVal, UndefinedValue};
use webxr_api::Views;
#[dom_struct]
pub struct XRViewerPose {
pose: XRPose,
#[ignore_malloc_size_of = "mozjs"]
views: Heap<JSVal>,
}
impl XRViewerPose {
fn new_inherited(transform: &XRRigidTransform) -> XRViewerPose {
XRViewerPose {
pose: XRPose::new_inherited(transform),
views: Heap::default(),
}
}
#[allow(unsafe_code)]
pub fn new(
global: &GlobalScope,
session: &XRSession,
pose: ApiViewerPose,
) -> DomRoot<XRViewerPose> {
rooted_vec!(let mut views);
session.with_session(|s| match s.views() {
Views::Mono(view) => {
views.push(XRView::new(global, session, &view, XREye::None, &pose))
},
Views::Stereo(left, right) => {
views.push(XRView::new(global, session, &left, XREye::Left, &pose));
views.push(XRView::new(global, session, &right, XREye::Right, &pose));
},
});
let transform = XRRigidTransform::new(global, cast_transform(pose));
let pose = reflect_dom_object(
Box::new(XRViewerPose::new_inherited(&transform)),
global,
XRViewerPoseBinding::Wrap,
);
unsafe {
let cx = global.get_cx();
rooted!(in(cx) let mut jsval = UndefinedValue());
views.to_jsval(cx, jsval.handle_mut());
pose.views.set(jsval.get());
}
pose
}
}
impl XRViewerPoseMethods for XRViewerPose {
/// https://immersive-web.github.io/webxr/#dom-xrviewerpose-views
#[allow(unsafe_code)]
unsafe fn Views(&self, _cx: *mut JSContext) -> JSVal {
self.views.get()
}
}
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