static void CalledWhenFoundAmount(object sender, RTreeEventArgs e)
{
var data = e.Tag as AmountSearchData;
if (data == null)
{
return;
}
Point3d found = data.Points[e.Id];
double sq_distance = data.Needle.DistanceToSquared(found);
if (data.Count < data.AmountTarget || data.Max.Value > sq_distance)
{
if (data.Count == data.AmountTarget)
{
data.Remove(data.Max);
data.Add(new IndexDistance(e.Id, sq_distance));
// shrink the sphere to help improve the test
e.SearchSphere = new Sphere(data.Needle, Math.Sqrt(data.Max.Value) + RhinoMath.SqrtEpsilon);
}
else
{
data.Add(new IndexDistance(e.Id, sq_distance));
}
}
}
private static int CustomSearchCallback(int serial_number, IntPtr idA, IntPtr idB, IntPtr pContext)
{
Callbackholder cbh = null;
for (int i = 0; i < m_callbacks.Count; i++)
{
Callbackholder holder = m_callbacks[i];
if (holder.SerialNumber == serial_number)
{
cbh = holder;
break;
}
}
int rc = 1;
if (cbh != null)
{
RTreeEventArgs e = new RTreeEventArgs(idA, idB, pContext);
e.Tag = cbh.Tag;
cbh.Callback(cbh.Sender, e);
if (e.Cancel)
{
rc = 0;
}
cbh.Tag = e.Tag;
}
return(rc);
}
static void CalledWhenFoundDistance(object sender, RTreeEventArgs e)
{
var data = e.Tag as List <int>;
if (data == null)
{
return;
}
data.Add(e.Id);
}