mirror of
https://github.com/servo/servo.git
synced 2025-06-06 16:45:39 +00:00
86 lines
2.6 KiB
Rust
86 lines
2.6 KiB
Rust
/* 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;
|
|
use crate::dom::bindings::codegen::Bindings::XRViewBinding::{XREye, XRViewMethods};
|
|
use crate::dom::bindings::reflector::{reflect_dom_object, Reflector};
|
|
use crate::dom::bindings::root::{Dom, DomRoot};
|
|
use crate::dom::globalscope::GlobalScope;
|
|
use crate::dom::vrframedata::create_typed_array;
|
|
use crate::dom::xrsession::XRSession;
|
|
use dom_struct::dom_struct;
|
|
use js::jsapi::{Heap, JSContext, JSObject};
|
|
use std::ptr::NonNull;
|
|
use webvr_traits::WebVRFrameData;
|
|
|
|
#[dom_struct]
|
|
pub struct XRView {
|
|
reflector_: Reflector,
|
|
session: Dom<XRSession>,
|
|
eye: XREye,
|
|
proj: Heap<*mut JSObject>,
|
|
view: Heap<*mut JSObject>,
|
|
}
|
|
|
|
impl XRView {
|
|
fn new_inherited(session: &XRSession, eye: XREye) -> XRView {
|
|
XRView {
|
|
reflector_: Reflector::new(),
|
|
session: Dom::from_ref(session),
|
|
eye,
|
|
proj: Heap::default(),
|
|
view: Heap::default(),
|
|
}
|
|
}
|
|
|
|
#[allow(unsafe_code)]
|
|
pub fn new(
|
|
global: &GlobalScope,
|
|
session: &XRSession,
|
|
eye: XREye,
|
|
data: &WebVRFrameData,
|
|
) -> DomRoot<XRView> {
|
|
let ret = reflect_dom_object(
|
|
Box::new(XRView::new_inherited(session, eye)),
|
|
global,
|
|
XRViewBinding::Wrap,
|
|
);
|
|
|
|
let (proj, view) = if eye == XREye::Left {
|
|
(&data.left_projection_matrix, &data.left_view_matrix)
|
|
} else {
|
|
(&data.right_projection_matrix, &data.right_view_matrix)
|
|
};
|
|
|
|
let cx = global.get_cx();
|
|
unsafe {
|
|
create_typed_array(cx, proj, &ret.proj);
|
|
create_typed_array(cx, view, &ret.view);
|
|
}
|
|
ret
|
|
}
|
|
|
|
pub fn session(&self) -> &XRSession {
|
|
&self.session
|
|
}
|
|
}
|
|
|
|
impl XRViewMethods for XRView {
|
|
/// https://immersive-web.github.io/webxr/#dom-xrview-eye
|
|
fn Eye(&self) -> XREye {
|
|
self.eye
|
|
}
|
|
|
|
#[allow(unsafe_code)]
|
|
/// https://immersive-web.github.io/webxr/#dom-xrview-projectionmatrix
|
|
unsafe fn ProjectionMatrix(&self, _cx: *mut JSContext) -> NonNull<JSObject> {
|
|
NonNull::new(self.proj.get()).unwrap()
|
|
}
|
|
|
|
#[allow(unsafe_code)]
|
|
/// https://immersive-web.github.io/webxr/#dom-xrview-projectionmatrix
|
|
unsafe fn ViewMatrix(&self, _cx: *mut JSContext) -> NonNull<JSObject> {
|
|
NonNull::new(self.view.get()).unwrap()
|
|
}
|
|
}
|