Struct SceneCache 

pub struct SceneCache { /* private fields */ }

Scene state held by the renderer.

Implementations

impl SceneCache

pub fn len(&self) -> usize

Number of items.

pub fn is_empty(&self) -> bool

Whether the scene is empty.

pub fn revision(&self) -> u64

Revision of the last applied committed delta.

pub fn item(&self, id: u64) -> Option<&SceneItem>

An item by ID.

pub fn bounds(&self) -> Aabb

Union of all item boxes.

pub fn apply(&mut self, delta: SceneDelta)

Apply a scene delta.

pub fn draw_order(&mut self) -> Vec<u64>

IDs in draw order (for tests and diagnostics).

Trait Implementations

impl Debug for SceneCache

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

Formats the value using the given formatter.

impl Default for SceneCache

fn default() -> SceneCache

Returns the “default value” for a type.