Encore wrote:

> 
>> Have you checked povray.binaries.animations?
>> Have you checked povray.text.scene-files?
>>
>> --
>> Ger
> 
> OK, I am still trying to work out the camera and how it's bound to the
> planes going to the object to create the invisible patch.
> I played around with the Cam0Location and the vrotate comand and changed
> the line
> 
> #declare Cam0Location = vrotate(Cam0Location, <0, CamAngle/3, 0>) + <-4,
> #3, -5>;
> 
> to this
> 
> #declare Cam0Location = vrotate(Cam0Location, <0, CamAngle/3, 0>) + <-4,
> CamAngle, -5>;
> 
> In the attachment theres the location of the camera when i run it. At this
> stage, I want to cover a bigger area along the yaxis. What happens here
> when I run it with the illusioncamera on, is that the "end" of the
> invisible patch is revealed, and from this angle, it doesn't cover the
> back corner up till it top. Any suggestions as to how to fix this?
> 
> Another thing I did is to change the settings in ViewVector. I did this
> only for the yWedge for experimenting's sake. By changing the length to
> something like
> 
> #local ViewVector = vlength(<0, Top.y*-5 , Top.z*2>-<0, Cam.y, Cam.z>);
> 
> I realised that the red plane exceeds the top of the object along the y
> axis. With unaltered settings for Cam0Location vrotate, this seems to be
> working just fine. But when I change the vrotate as shown above, I get the
> result of the screenshot attached.
> 
> Regards,
> Alex

In the code for the Ywedge you'll find

      difference {
	object { wedge rotate y * Angle }
	object { TopPlane }
	object { BottomPlane }
	translate Cam
    pigment {Red} 
  }

If you remove the TopPlane the wedge will extend well above the cube.

-- 
Ger

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