Struct HaloPreviewClient 

pub struct HaloPreviewClient { /* private fields */ }

Native Halo preview client over the shared one-card glance adapter.

Implementations

impl HaloPreviewClient

pub fn new(caps: &SurfaceCaps) -> Result<Self>

Builds a preview client from mono-HUD surface capabilities.

Errors

Returns an error unless the caps resolve to mono-HUD glasses.

pub fn receive(&mut self, scene: Expr) -> Result<()>

Retains a new content-rate scene/glance card.

Errors

Returns an error when the Scene is not one valid glance card.

pub fn frame(&self, state: &GlanceState) -> Result<Rc<Expr>>

Fits the retained card to the Halo budget for one local input state.

Errors

Returns an error before the first content receipt or when the shared glance adapter rejects the card.

pub fn content_receipts(&self) -> u64

Returns the number of content-rate cards received.

Trait Implementations

impl Debug for HaloPreviewClient

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.