public void LoadFile(string f)
{
//http://answers.unity3d.com/questions/9960/how-do-i-let-the-user-select-a-local-file-for-my-a.html
//dbgString = "should load "+f;
GameObject go = new GameObject("PointCloud");
pc = go.AddComponent<PointCloud>();
pc.particleSystem.renderer.material = pointsMaterial;
//GameObject p = new GameObject("pointcloud");
//PointCloud pc = Instantiate(pointCloudPrefab) as PointCloud; //p.AddComponent<ParticleSystem>();
//PointCloud pc = ps.GetComponent<PointCloud>();
pc.LoadPointsFromPts(f);
cameraRotater.position = pc.transform.position;
//Debug.Log("loaded file, now reseting particles");
//pc.ResetParticles();//why not????
CancelInvoke("RestartParticlesLater");
Invoke("ResetParticlesLater", 6f);//why????? what a hack!
clouds.Add(pc);
dbgString+="\nloaded file "+num;
num++;
}