On Mon, 10 Jun 2002 16:58:37 -0700, Harold Baize wrote:
> 
> Hello friends.
> I'm playing with POV-Ray as a rendering tool for
> SPSS. This is a chart looking at change in mental
> health scores for children by ethnicity. The slope
> lines are drawn with sphere_sweeps.
> Problem...
> There is a "cross-hatch" artifact where two of
> the sphere_sweep bars cross. The red and green
> ones. Anyone know why?

Don't use cylinders/sphere sweeps, sharp edged rectangles, then you'll
get a merged colour at the intersections, just round the ends off with 
a macro or something.  And like others said make the text flatter. 

-- 
sphere{z*5,1pigment{rgb.5}finish{reflection.3specular.5}}box{<-50,-3,-50>
<50,-2,50>pigment{checker/*\__\\__/  * \_\\__*/scale 2}finish{ambient.7}}
light_source/*__\\__\\__\\__\\__\(    ~ )\__\\__\\__\\__\\*/{<2,5,1>*4,1} 
/*\\__\\__\\__\\__\\__\\__\\__\\__\~  -/__\\__\\__\\__\\__\\*//* Steve */

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