import { mat4 } from 'gl-matrix';
/**
 * 判断两个点是否重合，点坐标的格式为 [x, y]
 */
export declare function isSamePoint(point1: [number, number], point2: [number, number]): boolean;
export declare function calculateOverlapRect<Rect extends [number, number, number, number]>(rect1: Rect, rect2: Rect): null | Rect;
export declare function transformRect<Rect extends [number, number, number, number]>(rect: Rect, matrix: mat4): Rect;
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