Re: [Algorithms] image map to degree (angle)

[Jim O. <jof...@ni...>]

There is only one angle in a 2D situation... the pan / tilt concept only 
makes sense in a 3D space.

Are you, perhaps, looking for a way to determine the polar coordinates? 
If so, check this out:

http://en.wikipedia.org/wiki/Polar_coordinates

Jim.

-- 
Jim Offerman
Nixxes Software
www.nixxes.com


> -------- Original Message  --------
> Subject: [Algorithms] image map to degree (angle)
> From: Tom Sparks <tom...@ya...>
> To: GDA...@li...
> Date: 12/16/2008 6:41 AM
>
>
>
> I am using the HTML image map ( http://www.maschek.hu/imagemap/imgmap ) to define the location
>
> I need to be able to translate the x,y to Pan (  -180 and 180 degrees) and tilt ( -90 and 90 degrees) angles
> I am using php
>
>
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