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Set inlineVerticalFieldOfView to null for immersive sessions

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This commit is contained in:
Manish Goregaokar 2019-12-11 20:38:56 -08:00
parent 326902220c
commit f52a6f0e8f
5 changed files with 21 additions and 16 deletions
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14
components/script/dom/xrsession.rs
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@ -117,7 +117,12 @@ impl XRSession {
pub fn new(global: &GlobalScope, session: Session, mode: XRSessionMode) -> DomRoot<XRSession> {
use std::f64::consts::FRAC_PI_2;
let render_state = XRRenderState::new(global, 0.1, 1000.0, FRAC_PI_2, None);
let ivfov = if mode == XRSessionMode::Inline {
Some(FRAC_PI_2)
} else {
None
};
let render_state = XRRenderState::new(global, 0.1, 1000.0, ivfov, None);
let input_sources = XRInputSourceArray::new(global);
let ret = reflect_dom_object(
Box::new(XRSession::new_inherited(
@ -379,7 +384,10 @@ impl XRSession {
let near = *render_state.DepthNear() as f32;
let far = *render_state.DepthFar() as f32;
clip_planes.update(near, far);
let top = *render_state.InlineVerticalFieldOfView() / 2.;
let top = *render_state
.GetInlineVerticalFieldOfView()
.expect("IVFOV should be non null for inline sessions") /
2.;
let top = near * top.tan() as f32;
let bottom = top;
let left = top * size.width as f32 / size.height as f32;
@ -454,7 +462,7 @@ impl XRSessionMethods for XRSession {
}
// Step 4:
if init.inlineVerticalFieldOfView.is_some() {
if init.inlineVerticalFieldOfView.is_some() && self.is_immersive() {
return Err(Error::InvalidState);
}