[pstricks] [pst-vue3d, pst-3dplot] Meaning of Dobs and Decran

[Patrick Drechsler]

Herbert Voss <LaTeX at zedat.fu-berlin.de> writes:

> Patrick Drechsler schrieb:
>>> please ignore my ignorance of the french language, but what do the
>>> parameter "Dobs" and "Decran" mean and how do these parameters
>>> influence things in the package "pst-vue3d"? Expecially how these
>>> parameters influence scaling of the output is a mystery to me.
>>>     
> Parallel projection is far different to central projection. Using
> Manuels macros for parallel projection, you have to adopt viewpoint
> and using Dobs and Decran with the default values.

OK, thanks for the insight.

> For cylinders or other 3D-objects you can try the experimental
> pst-IIID: http://www.perce.de/LaTeX/pst-IIID/

Thank you for the pointer to pst-IIID (it looks promising). I will
take a closer look at it.

Cheers

Patrick
-- 
By working faithfully eight hours a day,
you may eventually get to be boss and work twelve.
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