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/* 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::XRStationaryReferenceSpaceBinding;
use crate::dom::bindings::codegen::Bindings::XRStationaryReferenceSpaceBinding::XRStationaryReferenceSpaceSubtype;
use crate::dom::bindings::reflector::reflect_dom_object;
use crate::dom::bindings::root::DomRoot;
use crate::dom::window::Window;
use crate::dom::xrreferencespace::XRReferenceSpace;
use crate::dom::xrrigidtransform::XRRigidTransform;
use crate::dom::xrsession::XRSession;
use dom_struct::dom_struct;
use euclid::{Rotation3D, Transform3D};
use webvr_traits::WebVRFrameData;
#[dom_struct]
pub struct XRStationaryReferenceSpace {
xrreferencespace: XRReferenceSpace,
ty: XRStationaryReferenceSpaceSubtype,
}
#[allow(unused)]
impl XRStationaryReferenceSpace {
pub fn new_inherited(
session: &XRSession,
ty: XRStationaryReferenceSpaceSubtype,
transform: &XRRigidTransform,
) -> XRStationaryReferenceSpace {
XRStationaryReferenceSpace {
xrreferencespace: XRReferenceSpace::new_inherited(session, transform),
ty,
}
}
pub fn new(
window: &Window,
session: &XRSession,
ty: XRStationaryReferenceSpaceSubtype,
) -> DomRoot<XRStationaryReferenceSpace> {
let transform = XRRigidTransform::identity(window);
reflect_dom_object(
Box::new(XRStationaryReferenceSpace::new_inherited(
session, ty, &transform,
)),
window,
XRStationaryReferenceSpaceBinding::Wrap,
)
}
}
impl XRStationaryReferenceSpace {
/// Gets pose represented by this space
///
/// Does not apply originOffset, use get_viewer_pose instead
pub fn get_pose(&self, base_pose: &WebVRFrameData) -> Transform3D<f64> {
// XXXManishearth add floor-level transform for floor-level and disable position in position-disabled
let pos = base_pose.pose.position.unwrap_or([0., 0., 0.]);
let translation =
Transform3D::create_translation(pos[0] as f64, pos[1] as f64, pos[2] as f64);
let orient = base_pose.pose.orientation.unwrap_or([0., 0., 0., 0.]);
let rotation = Rotation3D::quaternion(
orient[0] as f64,
orient[1] as f64,
orient[2] as f64,
orient[3] as f64,
);
translation.pre_mul(&rotation.to_transform())
}
}
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