Dan Muey wrote: > > I've made a funtion to calculate the Fresnal zone for wireless > connections. > > What I'd like to do is generate an image based on that. > Something like the example at: > http://ydi.com/calculation/fresnel-zone.php > > However the two connected points are rarely going to be at the > same level so I'd need to draw the elipse > At an angle instead of horizontally. > > GD's elipse or arc function will probably do what I want but it > seems all I can specify are the center point and width and > height. > > Is there a way to also specify the x/y of each point on the left > and right side of the elipse? > > Make sense?
Yes, but you're out of luck I'm afraid Dan. The best I can suggest is that you use the 'filledPolygon' method and do the maths yourself. (Sorry, that's 'math' over there isn't it.) Cheers, Rob -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] <http://learn.perl.org/> <http://learn.perl.org/first-response>
