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Add proper get_pose for XRSpaces

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This commit is contained in:
Manish Goregaokar 2019-04-04 16:06:23 -07:00
parent d2e2b8da4d
commit e33896f3ec
3 changed files with 53 additions and 25 deletions
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25
components/script/dom/xrstationaryreferencespace.rs
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@ -10,8 +10,9 @@ use crate::dom::globalscope::GlobalScope;
use crate::dom::xrreferencespace::XRReferenceSpace;
use crate::dom::xrrigidtransform::XRRigidTransform;
use crate::dom::xrsession::XRSession;
use crate::dom::xrspace::XRSpace;
use dom_struct::dom_struct;
use euclid::{RigidTransform3D, Rotation3D, Vector3D};
use euclid::RigidTransform3D;
use webvr_traits::WebVRFrameData;
#[dom_struct]
@ -55,15 +56,17 @@ impl XRStationaryReferenceSpace {
/// Does not apply originOffset, use get_viewer_pose on XRReferenceSpace instead
pub fn get_unoffset_viewer_pose(&self, base_pose: &WebVRFrameData) -> RigidTransform3D<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 = Vector3D::new(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,
);
RigidTransform3D::new(rotation, translation)
XRSpace::viewer_pose_from_frame_data(base_pose)
}
/// Gets pose represented by this space
///
/// Does not apply originOffset, use get_pose on XRReferenceSpace instead
pub fn get_unoffset_pose(&self, _: &WebVRFrameData) -> RigidTransform3D<f64> {
// XXXManishearth add floor-level transform for floor-level and disable position in position-disabled
// The eye-level pose is basically whatever the headset pose was at t=0, which
// for most devices is (0, 0, 0)
RigidTransform3D::identity()
}
}