Function bboxGeometry

docs/app/js/sanddance-app.js:109379–109391

(o)

        if (p[1] > y1) y1 = p[1];
    }
    function bboxGeometry(o) {
        switch(o.type){
            case "GeometryCollection":
                o.geometries.forEach(bboxGeometry);
                break;
            case "Point":
                bboxPoint(o.coordinates);
                break;
            case "MultiPoint":
                o.coordinates.forEach(bboxPoint);
                break;
        }
    }
    topology.arcs.forEach(function(arc) {
        var i = -1, n = arc.length, p;
        while(++i < n){