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Improve getViewerPose()
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3 changed files with 14 additions and 9 deletions
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@ -5,11 +5,13 @@
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use crate::dom::bindings::codegen::Bindings::XRFrameBinding;
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use crate::dom::bindings::codegen::Bindings::XRFrameBinding::XRFrameMethods;
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use crate::dom::bindings::codegen::Bindings::XRViewBinding::XREye;
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use crate::dom::bindings::inheritance::Castable;
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use crate::dom::bindings::reflector::{reflect_dom_object, DomObject, Reflector};
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use crate::dom::bindings::root::{Dom, DomRoot};
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use crate::dom::globalscope::GlobalScope;
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use crate::dom::xrreferencespace::XRReferenceSpace;
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use crate::dom::xrsession::XRSession;
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use crate::dom::xrstationaryreferencespace::XRStationaryReferenceSpace;
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use crate::dom::xrview::XRView;
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use crate::dom::xrviewerpose::XRViewerPose;
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use dom_struct::dom_struct;
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@ -52,17 +54,17 @@ impl XRFrameMethods for XRFrame {
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}
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/// https://immersive-web.github.io/webxr/#dom-xrframe-getviewerpose
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fn GetViewerPose(&self, reference: Option<&XRReferenceSpace>) -> Option<DomRoot<XRViewerPose>> {
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// We assume the reference space is eye level for now
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// since it's the only one 3DOF devices support
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if reference.is_some() {
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// it's not possible to obtain a reference
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// space at all yet
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None
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} else {
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fn GetViewerPose(&self, reference: &XRReferenceSpace) -> Option<DomRoot<XRViewerPose>> {
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if let Some(_) = reference.downcast::<XRStationaryReferenceSpace>() {
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// For 3DOF devices all three kinds of reference spaces are identical
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// FIXME(#23070, Manishearth) support originOffset
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let left = XRView::new(&self.global(), &self.session, XREye::Left, &self.data);
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let right = XRView::new(&self.global(), &self.session, XREye::Right, &self.data);
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Some(XRViewerPose::new(&self.global(), &left, &right))
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} else {
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// FIXME(#23070, Manishearth) support identity reference spaces
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// depends on https://github.com/immersive-web/webxr/issues/565
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None
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}
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}
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}
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