The 2D layer · interface

DirtyTracker

Explained in Sprites and tilemaps.

interface DirtyTracker
import type { DirtyTracker } from '@driftengine/ui2d';

Properties

NameTypeDescription
nodes(UiNode | null)[]The node seen at each traversal index last frame.
stateFloat64ArraySix numbers per index: x, y, w, h, and the visual state packed into two.
countnumberHow many indices the previous walk filled.
xnumberThe union of everything marked this frame, and whether anything was.
ynumber
wnumber
hnumber
anyboolean