public String facesToString() {
String result = "List of faces\n";
Iterator it = this.facets.iterator();
int cont = 0;
while (it.hasNext()) {
Face<X> f = (Face<X>) it.next();
result = result + "f" + cont + " ";
Halfedge<X> e = f.getEdge();
while (e.getNext() != f.getEdge()) {
result = result + vertices.indexOf(e.getVertex()) + " ";
e = e.getNext();
}
result = result + vertices.indexOf(e.getVertex()) + "\n";
cont++;
}
return result;
}
public void createCenterVertex(Face<X> f) {
int degree = f.degree();
Point_[] neighbors = new Point_[degree];
Halfedge<X> e = f.getEdge();
neighbors[0] = e.getVertex().getPoint();
for (int i = 1; i < degree; i++) {
e = e.getNext();
neighbors[i] = e.getVertex().getPoint();
}
Point_ centerVertex;
if (neighbors[0].dimension() == 2) centerVertex = new Point_2();
else if (neighbors[0].dimension() == 3) centerVertex = new Point_3();
else throw new Error("error point dimension");
}