define(["three", "anders_briegel", "websocket"], function(three, websocket) {
    return {

        colors: ["red", "green", "yellow", "blue", "pink", "orange", "purple"],

        hookEvents: function() {
            websocket.connect(this.update);
        },

        update : function(json){
            anders_briegel.vops = json.vops;
            anders_briegel.ngbh = json.ngbh;
            anders_briegel.meta = json.meta;
            this.updateScene();
        },

        updateScene: function() {
            var oldState = scene.getObjectByName("graphstate");
            scene.remove(oldState);
            oldState = null;

            var geometry = new THREE.Geometry();
            for (var i in abj.vops) {
                var vop = abj.vops[i];
                var pos = abj.meta[i].position;
                var vertex = new THREE.Vector3(pos.x, pos.y, pos.z);
                geometry.vertices.push(vertex);
                geometry.colors[i] = new THREE.Color(colors[abj.vops[i] % colors.length]);
            }

            var edges = new THREE.Object3D();
            var my_edges = abj.edgelist();
            for (i = 0; i < my_edges.length; ++i) {
                var edge = my_edges[i];
                var start = abj.meta[edge[0]].position;
                var startpos = new THREE.Vector3(start[0], start[1], start[2]);
                var end = abj.meta[edge[1]].position;
                var endpos = new THREE.Vector3(end[0], end[1], end[2]);
                var newEdge = makeCurve(startpos, endpos);
                edges.add(newEdge);
            }

            var particles = new THREE.Points(geometry, materials.qubit);
            var newState = new THREE.Object3D();
            newState.name = "graphstate";
            newState.add(particles);
            newState.add(edges);
            scene.add(newState);
            render();
        }
    };
});