William F Pokorny <ano### [at] anonymousorg> wrote:
> On 12/3/19 4:53 AM, jr wrote:
> > "jr" <cre### [at] gmailcom> wrote:
> > some more information (fwiw). same error in alpha.9945627. without the 'once'
> > keyword the scene renders (but not useful since the decal repeats).
> I've not much hobby time at the moment and what I have is going toward
> other stuff. As always, having a small-ish complete scene which shows
> the problem would be a help to whomever debugs.
using the scene from the collection zip verbatim, except for adding an
equivalent pigment, does illustrate the issue.
> - What happens if you leave 'once' but scale up enough to be sure the
> robot is covered by the image_map-once? Don't worry about how it would
no difference in the 3.8 versions. 3.7.1-alpha.8656843 - v interesting. using
the pigment as shown, I get the single decal but the other texture has turned
transparent and the droid looks like a weird mix of glass and (white) emissive
> - What happens with v3.7? The image_map alpha channel / transparency
> handling was re-worked in v3.8 IIRC.
> - Have a vague recollection of another image_map alpha channel /
> transparency related issue in v3.8 too for which I don't think there was
> a resolution. I don't remember details at the moment. If so, we should
> find that thread and add a link here to it and visa versa.
the image is 8-bit rgb, no alpha, in case it matters.
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