--- id: sprite-define name: Sprite.define category: sprite kind: namespace-method tokens: Sprite.define sig: Sprite.define(name, sheet, col, row) -> int tip: Name a cell for later lookup; returns its sprite id. order: 4 ns: Sprite member: define --- Creates the cell at (col, row) of sheet and registers it under name, returning its sprite id. Look it up later with Sprite.named — content data (item/tile names) can drive rendering without hard-coded ids.