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

Herbert Voss LaTeX at zedat.fu-berlin.de
Sun Feb 11 19:33:46 CET 2007

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. For cylinders or other 3D-objects you can try the experimental


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