All files / games/maps/src generator-cellular.ts

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import * as ROT from "rot-js";
 
import { TileFactory, TileInterface } from "jga-games-tiles";
 
import { MapGeneratorInterface } from "./interfaces";
 
export class CellularMapGenerator implements MapGeneratorInterface {
    protected width: number;
    protected height: number;
    protected tiles: TileInterface[][] = [];
 
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    private readonly generator: any;
    // private generator: Cellular;
    private readonly totalIterations = 3;
 
    private readonly tileFactory: TileFactory;
 
    public constructor(width: number, height: number, tileFactory: TileFactory) {
        this.width = width;
        this.height = height;
        this.tileFactory = tileFactory;
 
        this.generator = new ROT.Map.Cellular(width, height);
        this.generator.randomize(0.5);
    }
 
    public generate(): TileInterface[][] {
        for (let x = 0; x < this.width; x++) {
            this.tiles.push([]);
            for (let y = 0; y < this.height; y++) {
                this.tiles[x].push(this.tileFactory.create("null"));
            }
        }
 
        // Iteratively smoothen the map
        for (let i = 0; i < this.totalIterations - 1; i++) {
            this.generator.create((x: number, y: number, v: number): void => {
                if (v === 1) {
                    this.tiles[x][y] = this.tileFactory.create("floor");
                } else {
                    this.tiles[x][y] = this.tileFactory.create("wall");
                }
            });
        }
 
        return this.tiles;
    }
}