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Filter out webidl files based on special comments, and feature-gate webxr interfaces. (#34348)
* Filter out webidl files based on skip-if directives. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * script: Don't build XR functionality without webxr feature. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * Fix tidy. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * script: Adjust imports for file movement. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * Fix clippy. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * Formatting. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * Clean up webxr module import. Co-authored-by: Samson <16504129+sagudev@users.noreply.github.com> Signed-off-by: Josh Matthews <josh@joshmatthews.net> --------- Signed-off-by: Josh Matthews <josh@joshmatthews.net> Co-authored-by: Samson <16504129+sagudev@users.noreply.github.com>
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94 changed files with 206 additions and 53 deletions
294
components/script/dom/webxr/xrframe.rs
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294
components/script/dom/webxr/xrframe.rs
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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use std::cell::Cell;
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use dom_struct::dom_struct;
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use js::gc::CustomAutoRooterGuard;
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use js::typedarray::Float32Array;
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use webxr_api::{Frame, LayerId, SubImages};
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use crate::dom::bindings::codegen::Bindings::XRFrameBinding::XRFrameMethods;
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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::num::Finite;
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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::xrhittestresult::XRHitTestResult;
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use crate::dom::xrhittestsource::XRHitTestSource;
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use crate::dom::xrjointpose::XRJointPose;
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use crate::dom::xrjointspace::XRJointSpace;
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use crate::dom::xrpose::XRPose;
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use crate::dom::xrreferencespace::XRReferenceSpace;
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use crate::dom::xrsession::{ApiPose, XRSession};
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use crate::dom::xrspace::XRSpace;
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use crate::dom::xrviewerpose::XRViewerPose;
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use crate::script_runtime::CanGc;
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#[dom_struct]
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pub struct XRFrame {
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reflector_: Reflector,
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session: Dom<XRSession>,
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#[ignore_malloc_size_of = "defined in webxr_api"]
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#[no_trace]
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data: Frame,
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active: Cell<bool>,
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animation_frame: Cell<bool>,
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}
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impl XRFrame {
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fn new_inherited(session: &XRSession, data: Frame) -> XRFrame {
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XRFrame {
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reflector_: Reflector::new(),
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session: Dom::from_ref(session),
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data,
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active: Cell::new(false),
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animation_frame: Cell::new(false),
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}
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}
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pub fn new(global: &GlobalScope, session: &XRSession, data: Frame) -> DomRoot<XRFrame> {
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reflect_dom_object(Box::new(XRFrame::new_inherited(session, data)), global)
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}
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/// <https://immersive-web.github.io/webxr/#xrframe-active>
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pub fn set_active(&self, active: bool) {
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self.active.set(active);
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}
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/// <https://immersive-web.github.io/webxr/#xrframe-animationframe>
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pub fn set_animation_frame(&self, animation_frame: bool) {
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self.animation_frame.set(animation_frame);
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}
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pub fn get_pose(&self, space: &XRSpace) -> Option<ApiPose> {
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space.get_pose(&self.data)
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}
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pub fn get_sub_images(&self, layer_id: LayerId) -> Option<&SubImages> {
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self.data
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.sub_images
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.iter()
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.find(|sub_images| sub_images.layer_id == layer_id)
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}
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}
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impl XRFrameMethods<crate::DomTypeHolder> for XRFrame {
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/// <https://immersive-web.github.io/webxr/#dom-xrframe-session>
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fn Session(&self) -> DomRoot<XRSession> {
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DomRoot::from_ref(&self.session)
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}
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/// <https://www.w3.org/TR/webxr/#dom-xrframe-predicteddisplaytime>
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fn PredictedDisplayTime(&self) -> Finite<f64> {
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// TODO: If inline, return the same value
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// as the timestamp passed to XRFrameRequestCallback
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Finite::new(self.data.predicted_display_time)
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.expect("Failed to create predictedDisplayTime")
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}
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/// <https://immersive-web.github.io/webxr/#dom-xrframe-getviewerpose>
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fn GetViewerPose(
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&self,
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reference: &XRReferenceSpace,
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can_gc: CanGc,
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) -> Result<Option<DomRoot<XRViewerPose>>, Error> {
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if self.session != reference.upcast::<XRSpace>().session() {
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return Err(Error::InvalidState);
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}
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if !self.active.get() || !self.animation_frame.get() {
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return Err(Error::InvalidState);
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}
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let to_base = if let Some(to_base) = reference.get_base_transform(&self.data) {
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to_base
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} else {
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return Ok(None);
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};
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let viewer_pose = if let Some(pose) = self.data.pose.as_ref() {
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pose
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} else {
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return Ok(None);
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};
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Ok(Some(XRViewerPose::new(
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&self.global(),
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&self.session,
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to_base,
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viewer_pose,
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can_gc,
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)))
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}
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/// <https://immersive-web.github.io/webxr/#dom-xrframe-getpose>
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fn GetPose(
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&self,
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space: &XRSpace,
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base_space: &XRSpace,
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can_gc: CanGc,
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) -> Result<Option<DomRoot<XRPose>>, Error> {
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if self.session != space.session() || self.session != base_space.session() {
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return Err(Error::InvalidState);
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}
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if !self.active.get() {
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return Err(Error::InvalidState);
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}
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let space = if let Some(space) = self.get_pose(space) {
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space
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} else {
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return Ok(None);
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};
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let base_space = if let Some(r) = self.get_pose(base_space) {
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r
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} else {
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return Ok(None);
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};
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let pose = space.then(&base_space.inverse());
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Ok(Some(XRPose::new(&self.global(), pose, can_gc)))
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}
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/// <https://immersive-web.github.io/webxr/#dom-xrframe-getpose>
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fn GetJointPose(
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&self,
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space: &XRJointSpace,
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base_space: &XRSpace,
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can_gc: CanGc,
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) -> Result<Option<DomRoot<XRJointPose>>, Error> {
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if self.session != space.upcast::<XRSpace>().session() ||
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self.session != base_space.session()
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{
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return Err(Error::InvalidState);
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}
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if !self.active.get() {
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return Err(Error::InvalidState);
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}
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let joint_frame = if let Some(frame) = space.frame(&self.data) {
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frame
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} else {
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return Ok(None);
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};
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let base_space = if let Some(r) = self.get_pose(base_space) {
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r
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} else {
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return Ok(None);
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};
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let pose = joint_frame.pose.then(&base_space.inverse());
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Ok(Some(XRJointPose::new(
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&self.global(),
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pose.cast_unit(),
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Some(joint_frame.radius),
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can_gc,
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)))
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}
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/// <https://immersive-web.github.io/hit-test/#dom-xrframe-gethittestresults>
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fn GetHitTestResults(&self, source: &XRHitTestSource) -> Vec<DomRoot<XRHitTestResult>> {
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self.data
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.hit_test_results
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.iter()
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.filter(|r| r.id == source.id())
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.map(|r| XRHitTestResult::new(&self.global(), *r, self))
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.collect()
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}
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#[allow(unsafe_code)]
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/// <https://www.w3.org/TR/webxr-hand-input-1/#dom-xrframe-filljointradii>
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fn FillJointRadii(
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&self,
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joint_spaces: Vec<DomRoot<XRJointSpace>>,
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mut radii: CustomAutoRooterGuard<Float32Array>,
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) -> Result<bool, Error> {
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if !self.active.get() {
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return Err(Error::InvalidState);
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}
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for joint_space in &joint_spaces {
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if self.session != joint_space.upcast::<XRSpace>().session() {
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return Err(Error::InvalidState);
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}
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}
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if joint_spaces.len() > radii.len() {
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return Err(Error::Type(
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"Length of radii does not match length of joint spaces".to_string(),
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));
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}
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let mut radii_vec = radii.to_vec();
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let mut all_valid = true;
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radii_vec.iter_mut().enumerate().for_each(|(i, radius)| {
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if let Some(joint_frame) = joint_spaces
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.get(i)
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.and_then(|joint_space| joint_space.frame(&self.data))
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{
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*radius = joint_frame.radius;
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} else {
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all_valid = false;
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}
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});
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if !all_valid {
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radii_vec.fill(f32::NAN);
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}
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radii.update(&radii_vec);
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Ok(all_valid)
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}
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#[allow(unsafe_code)]
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/// <https://www.w3.org/TR/webxr-hand-input-1/#dom-xrframe-fillposes>
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fn FillPoses(
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&self,
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spaces: Vec<DomRoot<XRSpace>>,
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base_space: &XRSpace,
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mut transforms: CustomAutoRooterGuard<Float32Array>,
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) -> Result<bool, Error> {
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if !self.active.get() {
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return Err(Error::InvalidState);
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}
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for space in &spaces {
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if self.session != space.session() {
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return Err(Error::InvalidState);
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}
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}
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if self.session != base_space.session() {
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return Err(Error::InvalidState);
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}
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if spaces.len() * 16 > transforms.len() {
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return Err(Error::Type(
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"Transforms array length does not match 16 * spaces length".to_string(),
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));
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}
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let mut transforms_vec = transforms.to_vec();
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let mut all_valid = true;
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spaces.iter().enumerate().for_each(|(i, space)| {
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let Some(joint_pose) = self.get_pose(space) else {
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all_valid = false;
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return;
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};
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let Some(base_pose) = self.get_pose(base_space) else {
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all_valid = false;
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return;
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};
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let pose = joint_pose.then(&base_pose.inverse());
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let elements = pose.to_transform();
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let elements_arr = elements.to_array();
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transforms_vec[i * 16..(i + 1) * 16].copy_from_slice(&elements_arr);
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});
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if !all_valid {
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transforms_vec.fill(f32::NAN);
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}
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transforms.update(&transforms_vec);
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Ok(all_valid)
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}
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}
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