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Add XRInputSource.targetRaySpace

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This commit is contained in:
Manish Goregaokar 2019-04-29 20:27:07 -07:00
parent e5716624d4
commit d4a6a4987d
5 changed files with 55 additions and 13 deletions
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39
components/script/dom/xrspace.rs
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@ -5,20 +5,22 @@
use crate::dom::bindings::codegen::Bindings::XRSpaceBinding;
use crate::dom::bindings::inheritance::Castable;
use crate::dom::bindings::reflector::reflect_dom_object;
use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::bindings::root::{Dom, DomRoot, MutNullableDom};
use crate::dom::eventtarget::EventTarget;
use crate::dom::globalscope::GlobalScope;
use crate::dom::xrinputsource::XRInputSource;
use crate::dom::xrreferencespace::XRReferenceSpace;
use crate::dom::xrsession::XRSession;
use dom_struct::dom_struct;
use euclid::{RigidTransform3D, Rotation3D, Vector3D};
use webvr_traits::WebVRFrameData;
use webvr_traits::{WebVRFrameData, WebVRPose};
#[dom_struct]
pub struct XRSpace {
eventtarget: EventTarget,
session: Dom<XRSession>,
is_viewerspace: bool,
input_source: MutNullableDom<XRInputSource>,
}
impl XRSpace {
@ -27,6 +29,7 @@ impl XRSpace {
eventtarget: EventTarget::new_inherited(),
session: Dom::from_ref(session),
is_viewerspace: false,
input_source: Default::default(),
}
}
@ -35,6 +38,7 @@ impl XRSpace {
eventtarget: EventTarget::new_inherited(),
session: Dom::from_ref(session),
is_viewerspace: true,
input_source: Default::default(),
}
}
@ -45,6 +49,27 @@ impl XRSpace {
XRSpaceBinding::Wrap,
)
}
fn new_inputspace_inner(session: &XRSession, input: &XRInputSource) -> XRSpace {
XRSpace {
eventtarget: EventTarget::new_inherited(),
session: Dom::from_ref(session),
is_viewerspace: false,
input_source: MutNullableDom::new(Some(input)),
}
}
pub fn new_inputspace(
global: &GlobalScope,
session: &XRSession,
input: &XRInputSource,
) -> DomRoot<XRSpace> {
reflect_dom_object(
Box::new(XRSpace::new_inputspace_inner(session, input)),
global,
XRSpaceBinding::Wrap,
)
}
}
impl XRSpace {
@ -57,16 +82,18 @@ impl XRSpace {
if let Some(reference) = self.downcast::<XRReferenceSpace>() {
reference.get_pose(base_pose)
} else if self.is_viewerspace {
XRSpace::viewer_pose_from_frame_data(base_pose)
XRSpace::pose_to_transform(&base_pose.pose)
} else if let Some(source) = self.input_source.get() {
XRSpace::pose_to_transform(&source.pose())
} else {
unreachable!()
}
}
pub fn viewer_pose_from_frame_data(data: &WebVRFrameData) -> RigidTransform3D<f64> {
let pos = data.pose.position.unwrap_or([0., 0., 0.]);
pub fn pose_to_transform(pose: &WebVRPose) -> RigidTransform3D<f64> {
let pos = pose.position.unwrap_or([0., 0., 0.]);
let translation = Vector3D::new(pos[0] as f64, pos[1] as f64, pos[2] as f64);
let orient = data.pose.orientation.unwrap_or([0., 0., 0., 0.]);
let orient = pose.orientation.unwrap_or([0., 0., 0., 0.]);
let rotation = Rotation3D::quaternion(
orient[0] as f64,
orient[1] as f64,