Method cellPolygon

docs/app/js/sanddance-app.js:140450–140454

(i)

        }
    }
    cellPolygon(i) {
        const polygon = new (0, _polygonJsDefault.default);
        this.renderCell(i, polygon);
        return polygon.value();
    }
    _renderSegment(x0, y0, x1, y1, context) {
        let S;
        const c0 = this._regioncode(x0, y0);