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Add support for requesting features
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parent
e0135fe783
commit
d33d21ce72
6 changed files with 66 additions and 15 deletions
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@ -8,11 +8,13 @@ use crate::dom::bindings::codegen::Bindings::VRDisplayBinding::VRDisplayMethods;
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use crate::dom::bindings::codegen::Bindings::XRBinding;
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use crate::dom::bindings::codegen::Bindings::XRBinding::XRSessionInit;
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use crate::dom::bindings::codegen::Bindings::XRBinding::{XRMethods, XRSessionMode};
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use crate::dom::bindings::conversions::{ConversionResult, FromJSValConvertible};
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use crate::dom::bindings::error::Error;
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use crate::dom::bindings::inheritance::Castable;
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use crate::dom::bindings::refcounted::{Trusted, TrustedPromise};
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use crate::dom::bindings::reflector::{reflect_dom_object, DomObject};
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use crate::dom::bindings::root::{Dom, DomRoot, MutNullableDom};
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use crate::dom::bindings::trace::RootedTraceableBox;
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use crate::dom::event::Event;
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use crate::dom::eventtarget::EventTarget;
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use crate::dom::gamepad::Gamepad;
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@ -33,7 +35,7 @@ use std::cell::Cell;
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use std::rc::Rc;
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use webvr_traits::{WebVRDisplayData, WebVRDisplayEvent, WebVREvent, WebVRMsg};
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use webvr_traits::{WebVRGamepadData, WebVRGamepadEvent, WebVRGamepadState};
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use webxr_api::{Error as XRError, Frame, Session, SessionMode};
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use webxr_api::{Error as XRError, Frame, Session, SessionInit, SessionMode};
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#[dom_struct]
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pub struct XR {
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@ -154,13 +156,16 @@ impl XRMethods for XR {
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}
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/// https://immersive-web.github.io/webxr/#dom-xr-requestsession
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#[allow(unsafe_code)]
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fn RequestSession(
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&self,
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mode: XRSessionMode,
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_: &XRSessionInit,
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init: RootedTraceableBox<XRSessionInit>,
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comp: InCompartment,
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) -> Rc<Promise> {
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let promise = Promise::new_in_current_compartment(&self.global(), comp);
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let global = self.global();
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let window = global.as_window();
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let promise = Promise::new_in_current_compartment(&global, comp);
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if mode != XRSessionMode::Inline {
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if !ScriptThread::is_user_interacting() {
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@ -176,11 +181,48 @@ impl XRMethods for XR {
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self.set_pending();
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}
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let mut required_features = vec![];
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let mut optional_features = vec![];
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let cx = global.get_cx();
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if let Some(ref r) = init.requiredFeatures {
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for feature in r {
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unsafe {
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if let Ok(ConversionResult::Success(s)) =
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String::from_jsval(*cx, feature.handle(), ())
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{
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required_features.push(s)
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} else {
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warn!("Unable to convert required feature to string");
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promise.reject_error(Error::NotSupported);
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return promise;
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}
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}
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}
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}
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if let Some(ref o) = init.optionalFeatures {
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for feature in o {
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unsafe {
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if let Ok(ConversionResult::Success(s)) =
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String::from_jsval(*cx, feature.handle(), ())
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{
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optional_features.push(s)
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} else {
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warn!("Unable to convert optional feature to string");
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}
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}
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}
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}
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let init = SessionInit {
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required_features,
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optional_features,
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};
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let promise = Promise::new_in_current_compartment(&self.global(), comp);
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let mut trusted = Some(TrustedPromise::new(promise.clone()));
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let this = Trusted::new(self);
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let global = self.global();
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let window = global.as_window();
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let (task_source, canceller) = window
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.task_manager()
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.dom_manipulation_task_source_with_canceller();
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@ -210,7 +252,7 @@ impl XRMethods for XR {
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);
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window
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.webxr_registry()
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.request_session(mode.into(), sender, frame_sender);
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.request_session(mode.into(), init, sender, frame_sender);
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promise
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}
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@ -232,7 +274,7 @@ impl XR {
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let session = match response {
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Ok(session) => session,
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Err(_) => {
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promise.reject_native(&());
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promise.reject_error(Error::NotSupported);
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return;
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},
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};
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