Struct webrender::picture::BackdropInfo

pub struct BackdropInfo {
    pub opaque_rect: PictureRect,
    pub spanning_opaque_color: Option<ColorF>,
    pub kind: Option<BackdropKind>,
    pub backdrop_rect: PictureRect,
}

Stores information about the calculated opaque backdrop of this slice.

Fields

opaque_rect: PictureRect

The picture space rectangle that is known to be opaque. This is used to determine where subpixel AA can be used, and where alpha blending can be disabled.

spanning_opaque_color: Option<ColorF>

If the backdrop covers the entire slice with an opaque color, this will be set and can be used as a clear color for the slice’s tiles.

kind: Option<BackdropKind>

Kind of the backdrop

backdrop_rect: PictureRect

The picture space rectangle of the backdrop, if kind is set.

Implementations

impl BackdropInfo

fn empty() -> Self

Trait Implementations

impl Clone for BackdropInfo

fn clone(&self) -> BackdropInfo

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for BackdropInfo

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

Formats the value using the given formatter.

impl Copy for BackdropInfo