export class MLS_MPMSolver {
    particles: any[];
    /**
     * velocity + mass, node_res = cell_res + 1
     *
     * [velocity_x, velocity_y, mass]
     * @type {Float32Array}
     */
    grid: Float32Array;
    /**
     *
     * @param {number} dt
     */
    advance(dt: number): void;
    add_rnd_square(center: any, c: any, count?: number): void;
}
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