POV-Ray : Newsgroups : povray.binaries.images : unexplained : Re: unexplained Server Time
6 Oct 2024 06:23:04 EDT (-0400)
  Re: unexplained  
From: James Holsenback
Date: 18 Aug 2014 09:43:01
Message: <53f202e5$1@news.povray.org>
On 08/18/2014 08:18 AM, clipka wrote:
> Am 17.08.2014 10:47, schrieb James Holsenback:
>
>>> If I understand you correctly, you're saying that with issue #29 fixes
>>> in place commit 7502593 works while cf1c3fb doesn't. Is that right?
>>
>> ac564f7 was the last time I was able to compile and run OTOTest file
>> correctly ... cf1c3fb wouldn't even compile. jumped to af80da4 (the last
>> issue #29) commit and it compiled fine but OTOTest file problem showed
>> up again
>
> Please note that the Git version history isn't linear: It has different
> branches that split and merge; and while ac564f7 is the last commit
> before cf1c3fb, it was done on a different branch, and so the immediate
> predecessor of cf1c3fb is the earlier commit 7502593. (Likewise, the
> later commit 914fff1 is a direct successor of ac564f7 but not of
> cf1c3fb, and is therefore likely to both compile and run OTOTest file.)
>
> The following commits are still suspects for having broken OTOTest (in
> reverse chronological order):
>
>      cf1c3fb
>      7502593
>      2a2d1a8
>      2a41f04
>
> 7502593 is comparatively unlikely to be the culprit, as it just merges
> bugfix cc24c62, which was also merged into the other branch leading to
> ac564f7 and apparently didn't do any damage there.
>
> 2a2d1a8 is about as hot a candidate as cf1c3fb - probably even more so,
> as it is all about vectors and therefore relative position of items,
> while cf1c3fb is about blend maps (colour maps, pigment maps, normal
> maps etc.), which do not have any intrinsic relative positional
> component to them.
>
> 2a41f04 is a hot candidate for having caused GitHub issue #29, but
> shouldn't have brought about any functional changes, so I suspect it
> will run fine with the issue #29 fixes applied.
>

OK ... this goes to some of my confusion. I'd suspected as much. Thanks 
for the sanity check!

When I downloaded source(s) I used the "clone" url, so I was pulling a 
snapshot of the entire branch (not just individual changes) at that 
commit, then doing separate builds for each. Give me some time to 
further narrow it down.

Appreciate your indulgence.


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