// Delete the closest node to proximity of 1.0f on click
void DeleteNode()
{
Event current = Event.current;
WaypointNode dNode = null;
if (!current.alt)
{
Ray mRay = HandleUtility.GUIPointToWorldRay(current.mousePosition);
RaycastHit rHit;
if (Physics.Raycast(mRay, out rHit, Mathf.Infinity))
{
dNode = currentWaypoints.GetClosestNode(rHit.point, 1.0f);
}
if (dNode != null)
{
Handles.DrawWireDisc(dNode.Position, Vector3.up, 0.5f);
}
if (current.type == EventType.mouseDown && dNode != null)
{
foreach (WaypointLink p in dNode.NeighborNodes)
{
WaypointNode node = (WaypointNode)currentWaypoints.GetClosestNode(p.from);
node.RemoveLink(p);
node = (WaypointNode)currentWaypoints.GetClosestNode(p.to);
node.RemoveLink(p);
}
currentWaypoints.WaypointList.Remove(dNode);
dNode = null;
}
}
}
