public bool IsVisibleInRoom(Room room, Camera cam)
{
var polys = Polygons;
if (room.Frustum.Count == 0)
{
var ins = true;
foreach (var polygon in polys)
{
var t = polygon.Plane.Distance(EngineCamera.Position);
if (t > 0 && EngineCamera.Frustum.IsPolyVisible(polygon, cam))
{
return true;
}
if (ins && t > 0)
{
ins = false;
}
}
return ins;
}
return room.Frustum.Any(frustum => (from polygon in polys
let t = polygon.Plane.Distance(cam.Position)
where t > 0 && frustum.IsPolyVisible(polygon, cam)
select polygon).Any());
}
public override void TransferToRoom(Room room)
{
}
public virtual void TransferToRoom(Room room)
{
if(Self.Room != null && !Self.Room.IsOverlapped(room))
{
Self.Room.RemoveEntity(this);
room?.AddEntity(this);
}
}
