[OS X TeX] Inclusion of TIFF files

[Nestor Aguilera]

Hi,

On 6 Sep, 2006, at 14:14, Bruno Voisin wrote:

> Le 6 sept. 06 à 18:22, Louis Talman a écrit :
>
>> Mathematica can remove hidden portions, but it must be *told* to do 
>> so.  Set HiddenSurface -> True to accomplish this.
>
> I don't understand. The surface was created using Plot3D, and 
> HiddenSurface -> True is the default. I just verified, after 
> re-creating the graphics:

[Snip]

> Still, when Mathematica is displaying the surface, I can see new 
> portions of the surface hiding previous ones, as Mathematica is is 
> drawing one range (y1 < y < y2, -10 < x < 50) after the other, with 
> (y1, y2) = (29, 30) say, then (28, 29), and so forth. Same happens in 
> Illustrator, Preview or Adobe Reader when displaying the surface, BTW.
>
> It seems HiddenSurface -> True means that hidden surfaces are, well, 
> hidden, namely that the whole surface is solid as opposed to 
> transparent. But that doesn't mean the PS code for the hidden portions 
> is removed from the underlying EPS representation. Or did I 
> misunderstand something?

Did you try RenderAll -> False? With very huge images the Mathematica 
kernel quits in my Mac, but otherwise it actually removes the surfaces 
which you can't see from the current ViewPoint. It also makes some of 
the transparencies and reflections to change.

                                                  Nestor

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