import { type Vec2 } from "./vec2";
export type Rect = {
    xy: Vec2;
    wh: Vec2;
};
export declare const rect: (x: number, y: number, w: number, h: number) => {
    xy: {
        x: number;
        y: number;
    };
    wh: {
        x: number;
        y: number;
    };
};
export declare const rect_left: (r: Rect) => number;
export declare const rect_right: (r: Rect) => number;
export declare const rect_top: (r: Rect) => number;
export declare const rect_bottom: (r: Rect) => number;
export declare const rect_abcd: (rect: Rect) => {
    x: number;
    y: number;
}[];
export declare function box_intersect(a: Rect, b: Rect): boolean;
export declare function box_intersect_ratio(a: Rect, b: Rect): number;
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