Fixed, and new version at vpython.org (contributed section). Thanks very
much!
Bruce Sherwood
Scott David Daniels wrote:
> The current version of povexport has a problem. In function
> "export_arrow" (lines 339-264), there are two parts that need
> correction:
>
>
> 349: apyramid = pyramid(pos=a.pos+a.axis.norm()*sl, axis=a.axis,
> up=a.up, frame=a.frame,
> 350: size=(hl,hw,hw), color=a.color, opacity=transparency(a),
> visible=0)
>
> and
>
> 356: abox = box(pos=(a.pos+a.axis*(sl/al)/2.0), axis=(a.axis*(sl/al)),
> 357: up = a.up, width=a.shaftwidth, height=a.shaftwidth,
> 358: color=a.color, frame=a.frame, opacity=transparency(a),
> visible=0)
>
> in each, the "opacity=transparency(a)," should be "opacity=a.opacity,"
> As it stands, solid arrows are turned invisible (by virtue of being
> made transparent). This can be seen by running povexample.py, and
> examining the output display.
>
> --Scott David Daniels
> Sco...@Ac...
>
>
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