POV-Ray: Newsgroups: povray.unofficial.patches: UberPOV does not render shadows of an object with a texture map, POV does.: Re: UberPOV does not render shadows of an object with a texture map, POV does.

POV-Ray : Newsgroups : povray.unofficial.patches : UberPOV does not render shadows of an object with a texture map, POV does. : Re: UberPOV does not render shadows of an object with a texture map, POV does.		Server Time 16 Apr 2024 02:49:01 EDT (-0400)

From: clipka
Date: 23 Sep 2014 07:43:08
Message: <54215ccc$1@news.povray.org>

Am 23.09.2014 12:41, schrieb Ard:
> Hi folks.  Hope you can help.  The two boxes in this scene cast shadows onto the
> usual plane when I render it with vanilla POV-Ray, but UberPOV does not cast a
> shadow behind the one with the texture map.
>
> Uber build 1.37.1.0-beta.8.msvc10.win64
>
> scenes/textures/pigments/txtrmap.pov also renders differently, which makes me
> think this is more likely to be a bug than my doing something dumb, but I will
> take either.

For starters, I can confirm that this is entirely unintended, and 
therefore a bug indeed.

As an admittedly very counter-intuitive workaround, the shadows can be 
made to re-appear by making the pigment slightly transparent. (Any value 
larger than the adc_bailout value will do.)

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