export interface TetrominoData {
    matrix: {
        w: number;
        h: number;
        dx: number;
        dy: number;
        data: [number, number, number][][];
    };
    preview: {
        w: number;
        h: number;
        data: [number, number, number][];
    };
    xweight?: number;
}
export declare const tetrominoes: {
    [k: string]: TetrominoData;
};
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