@woosh/meep-engine/src/core/graph/metis/metis.js

Pure JavaScript game engine. Fully featured and production ready.

import { OnDemandWorkerManager } from "../../process/worker/OnDemandWorkerManager.js";
import WorkerBuilder from "../../process/worker/WorkerBuilder.js";


export class Metis {
    constructor() {
        const wb = new WorkerBuilder();
        wb.importScript('libs/metis/metis.js');
        wb.addMethod('partition', 'function(){return micron_partition.apply(null, arguments)}');

        const manager = new OnDemandWorkerManager(wb.build());

        this.service = manager;
    }

    /**
     *
     * @param {number} n_vertices
     * @param {number} n_parts
     * @param {Uint32Array} edge_addresses
     * @param {Uint32Array} adjacency
     * @param {Uint32Array} edge_weights
     * @param {metis_options} options
     * @returns {Promise<T>}
     */
    partition(
        n_vertices,
        n_parts,
        edge_addresses,
        adjacency,
        edge_weights,
        options
    ) {
        return this.service.request('partition', [
            n_vertices,
            n_parts,
            edge_addresses,
            adjacency,
            edge_weights,
            options
        ]);
    }
}

/**
 * Singleton instance
 * @readonly
 * @type {Metis}
 */
Metis.INSTANCE = new Metis();