import { Shape } from '../shapes/Shape';
import { NdArray } from 'ndarray';
export declare class State {
    shape: Shape;
    alpha: number;
    target: NdArray;
    current: NdArray;
    buffer: NdArray;
    score?: number | undefined;
    constructor(shape: Shape, alpha: number, target: NdArray, current: NdArray, buffer: NdArray, score?: number | undefined);
    energy(lastScore: number): number;
    clone(): State;
    mutate(): State;
}