[Radiance-general] Re: panoramic animation

[Georg Mischler]

Zack Rogers wrote:

> I've tried having a vertical view angle of 180, which in theory could give you
> a complete sphere of view angles allowing you to pan down and up as well, but
> that does not seem to work and I'm not exactly sure why.  You get a very
> vertically elongated image.


This is due to the fact that you have a completely normal
perspective in vertical direction. A vertical opening angle of
180 degrees would result in an infinitesimally tall picture.
The first diagram (below the Rayfront screenshot) on this
page illustrates the principle:
 http://www.schorsch.com/rayfront/manual/viewedit_v.html

The full mechanics of cylindrical views are explained here:
 http://www.schorsch.com/rayfront/manual/viewedit_c.html


-schorsch

-- 
Georg Mischler  --  simulations developer  --  schorsch at schorsch.com
+schorsch.com+  --  lighting design tools  --  http://www.schorsch.com/