public void removeEdge(EdgeModel model) {
int id;
if (model.getSourceModel() == this) {
id = model.getOctantSourceId();
} else {
id = model.getOctantTargetId();
}
edges[id] = null;
}
public void addEdge(EdgeModel model) {
int id = edgeLength++;
growEdges(id);
edges[id] = model;
if (model.getSourceModel() == this) {
model.setOctantSourceId(id);
} else {
model.setOctantTargetId(id);
}
}