mirror of
https://github.com/servo/servo.git
synced 2025-06-08 08:33:26 +00:00
88 lines
4.5 KiB
Rust
88 lines
4.5 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::XRHandBinding::{XRHandConstants, XRHandMethods};
|
|
use crate::dom::bindings::reflector::{reflect_dom_object, Reflector};
|
|
use crate::dom::bindings::root::{Dom, DomRoot};
|
|
use crate::dom::globalscope::GlobalScope;
|
|
use crate::dom::xrinputsource::XRInputSource;
|
|
use crate::dom::xrjointspace::XRJointSpace;
|
|
use dom_struct::dom_struct;
|
|
use webxr_api::{FingerJoint, Hand, Joint};
|
|
|
|
#[dom_struct]
|
|
pub struct XRHand {
|
|
reflector_: Reflector,
|
|
#[ignore_malloc_size_of = "defined in webxr"]
|
|
source: Dom<XRInputSource>,
|
|
#[ignore_malloc_size_of = "partially defind in webxr"]
|
|
spaces: Hand<Dom<XRJointSpace>>,
|
|
}
|
|
|
|
impl XRHand {
|
|
fn new_inherited(source: &XRInputSource, spaces: &Hand<DomRoot<XRJointSpace>>) -> XRHand {
|
|
XRHand {
|
|
reflector_: Reflector::new(),
|
|
source: Dom::from_ref(source),
|
|
spaces: spaces.map(|j, _| j.as_ref().map(|j| Dom::from_ref(&**j))),
|
|
}
|
|
}
|
|
|
|
pub fn new(global: &GlobalScope, source: &XRInputSource, support: Hand<()>) -> DomRoot<XRHand> {
|
|
let id = source.id();
|
|
let session = source.session();
|
|
let spaces = support
|
|
.map(|field, joint| field.map(|_| XRJointSpace::new(global, session, id, joint)));
|
|
reflect_dom_object(Box::new(XRHand::new_inherited(source, &spaces)), global)
|
|
}
|
|
}
|
|
|
|
impl XRHandMethods for XRHand {
|
|
/// https://github.com/immersive-web/webxr-hands-input/blob/master/explainer.md
|
|
fn Length(&self) -> i32 {
|
|
XRHandConstants::LITTLE_PHALANX_TIP as i32 + 1
|
|
}
|
|
|
|
/// https://github.com/immersive-web/webxr-hands-input/blob/master/explainer.md
|
|
fn IndexedGetter(&self, joint_index: u32) -> Option<DomRoot<XRJointSpace>> {
|
|
let joint = match joint_index {
|
|
XRHandConstants::WRIST => Joint::Wrist,
|
|
XRHandConstants::THUMB_METACARPAL => Joint::ThumbMetacarpal,
|
|
XRHandConstants::THUMB_PHALANX_PROXIMAL => Joint::ThumbPhalanxProximal,
|
|
XRHandConstants::THUMB_PHALANX_DISTAL => Joint::ThumbPhalanxDistal,
|
|
XRHandConstants::THUMB_PHALANX_TIP => Joint::ThumbPhalanxTip,
|
|
XRHandConstants::INDEX_METACARPAL => Joint::Index(FingerJoint::Metacarpal),
|
|
XRHandConstants::INDEX_PHALANX_PROXIMAL => Joint::Index(FingerJoint::PhalanxProximal),
|
|
XRHandConstants::INDEX_PHALANX_INTERMEDIATE => {
|
|
Joint::Index(FingerJoint::PhalanxIntermediate)
|
|
},
|
|
XRHandConstants::INDEX_PHALANX_DISTAL => Joint::Index(FingerJoint::PhalanxDistal),
|
|
XRHandConstants::INDEX_PHALANX_TIP => Joint::Index(FingerJoint::PhalanxTip),
|
|
XRHandConstants::MIDDLE_METACARPAL => Joint::Middle(FingerJoint::Metacarpal),
|
|
XRHandConstants::MIDDLE_PHALANX_PROXIMAL => Joint::Middle(FingerJoint::PhalanxProximal),
|
|
XRHandConstants::MIDDLE_PHALANX_INTERMEDIATE => {
|
|
Joint::Middle(FingerJoint::PhalanxIntermediate)
|
|
},
|
|
XRHandConstants::MIDDLE_PHALANX_DISTAL => Joint::Middle(FingerJoint::PhalanxDistal),
|
|
XRHandConstants::MIDDLE_PHALANX_TIP => Joint::Middle(FingerJoint::PhalanxTip),
|
|
XRHandConstants::RING_METACARPAL => Joint::Ring(FingerJoint::Metacarpal),
|
|
XRHandConstants::RING_PHALANX_PROXIMAL => Joint::Ring(FingerJoint::PhalanxProximal),
|
|
XRHandConstants::RING_PHALANX_INTERMEDIATE => {
|
|
Joint::Ring(FingerJoint::PhalanxIntermediate)
|
|
},
|
|
XRHandConstants::RING_PHALANX_DISTAL => Joint::Ring(FingerJoint::PhalanxDistal),
|
|
XRHandConstants::RING_PHALANX_TIP => Joint::Ring(FingerJoint::PhalanxTip),
|
|
XRHandConstants::LITTLE_METACARPAL => Joint::Little(FingerJoint::Metacarpal),
|
|
XRHandConstants::LITTLE_PHALANX_PROXIMAL => Joint::Little(FingerJoint::PhalanxProximal),
|
|
XRHandConstants::LITTLE_PHALANX_INTERMEDIATE => {
|
|
Joint::Little(FingerJoint::PhalanxIntermediate)
|
|
},
|
|
XRHandConstants::LITTLE_PHALANX_DISTAL => Joint::Little(FingerJoint::PhalanxDistal),
|
|
XRHandConstants::LITTLE_PHALANX_TIP => Joint::Little(FingerJoint::PhalanxTip),
|
|
// XXXManishearth should this be a TypeError?
|
|
_ => return None,
|
|
};
|
|
self.spaces.get(joint).map(|j| DomRoot::from_ref(&**j))
|
|
}
|
|
}
|