Re: Text Statements in 3D Graphics

*To*: mathgroup at smc.vnet.net*Subject*: [mg31573] Re: Text Statements in 3D Graphics*From*: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>*Date*: Wed, 14 Nov 2001 03:41:49 -0500 (EST)*Organization*: Universitaet Leipzig*References*: <9sl359$dkm$1@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

Hi, this can't work because, true 3d text would require that the outlines of the characters in Text[] are converted into 3d polygones, otherwise Mathematica's hidden line removal can't find out if the polygons from the characters are hidden by any other polygon. Regards Jens David Park wrote: > > Dear MathGroup > > Mathematica treats text in 3D graphics so that it is projected forward and > is always visible. In other words, text is never hidden behind a surface. > However, this is often undesirable. Suppose one wishes to label certain > points on a 3D object and then rotate it with SpinShow. It is better not to > display the text labels that are behind the surface. Otherwise the eye > naturally attaches the label to the part of the surface that can be seen, > not to speak of text clutter if there are a number of labeled points. It > would be much nicer if there were an option to suppress Text statements if > the application point is hidden. Perhaps this should even be the normal > behavior. Text in 3D which should always show can be added with the Epilog > option. > > David Park > djmp at earthlink.net > http://home.earthlink.net/~djmp/