Struct ImageCache 

pub struct ImageCache { /* private fields */ }

Manages image resources for the renderer.

Implementations

impl ImageCache

pub fn new_with_config(config: AtlasConfig) -> ImageCache

Create a new image cache with custom atlas configuration.

pub fn new_dummy() -> ImageCache

Create a new dummy image atlas that is supposed to act as a stub.

pub fn get(&self, id: ImageId) -> Option<&ImageResource>

Get an image resource by its Id.

pub fn allocate( &mut self, width: u32, height: u32, padding: u16, ) -> Result<ImageId, AtlasError>

Allocate an image in the cache, with optional transparent padding.

pub fn allocate_excluding( &mut self, width: u32, height: u32, padding: u16, exclude_atlas_id: Option<AtlasId>, ) -> Result<ImageId, AtlasError>

Allocate an image in the cache, with optional transparency padding and optionally excluding a specific atlas.

pub fn deallocate(&mut self, id: ImageId) -> Option<ImageResource>

Deallocate an image from the cache, returning the image resource if it existed.

pub fn atlas_manager(&self) -> &MultiAtlasManager

Get access to the atlas manager.

pub fn atlas_count(&self) -> usize

Get the number of atlases.

Trait Implementations

impl Debug for ImageCache

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

Formats the value using the given formatter.