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Add XRJointPose

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This commit is contained in:
Manish Goregaokar 2020-04-24 14:03:28 -07:00
parent ad6da0591c
commit c30ad6c422
5 changed files with 94 additions and 0 deletions
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34
components/script/dom/xrframe.rs
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@ -10,6 +10,8 @@ use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::globalscope::GlobalScope;
use crate::dom::xrhittestresult::XRHitTestResult;
use crate::dom::xrhittestsource::XRHitTestSource;
use crate::dom::xrjointpose::XRJointPose;
use crate::dom::xrjointspace::XRJointSpace;
use crate::dom::xrpose::XRPose;
use crate::dom::xrreferencespace::XRReferenceSpace;
use crate::dom::xrsession::{ApiPose, XRSession};
@ -112,6 +114,38 @@ impl XRFrameMethods for XRFrame {
Ok(Some(XRPose::new(&self.global(), pose)))
}
/// https://immersive-web.github.io/webxr/#dom-xrframe-getpose
fn GetJointPose(
&self,
space: &XRJointSpace,
relative_to: &XRSpace,
) -> Result<Option<DomRoot<XRJointPose>>, Error> {
if self.session != space.upcast::<XRSpace>().session() ||
self.session != relative_to.session()
{
return Err(Error::InvalidState);
}
if !self.active.get() {
return Err(Error::InvalidState);
}
let joint_frame = if let Some(frame) = space.frame(&self.data) {
frame
} else {
return Ok(None);
};
let relative_to = if let Some(r) = self.get_pose(relative_to) {
r
} else {
return Ok(None);
};
let pose = relative_to.inverse().pre_transform(&joint_frame.pose);
Ok(Some(XRJointPose::new(
&self.global(),
pose.cast_unit(),
Some(joint_frame.radius),
)))
}
/// https://immersive-web.github.io/hit-test/#dom-xrframe-gethittestresults
fn GetHitTestResults(&self, source: &XRHitTestSource) -> Vec<DomRoot<XRHitTestResult>> {
self.data