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Le 15/11/2018 à 19:38, clipka a écrit :
> Am 15.11.2018 um 18:33 schrieb Le_Forgeron:
>
>> Now, let's fight about trace_uv_map or any better spelling or wording.
>
> Since you cannot compute an UV coordinate without computing an
> intersection, I would lean towards designing this as an extension to the
> existing `trace` function, via yet another optional parameter after the
> normal variable. That way we can avoid double work when the user wants
> both the intersection point's location and the UV coordinates.
>
> Also, if for some reason we need to implement it as a separate function,
> I would prefer `trace_uv`. We don't have the `map` appendix in any other
> UV mapping related stuff (e.g. it is `uv_vectors`, not
> `uv_map_vectors`), so adding it here would be inconsistent.
You can have the best of both world, now, at >
https://github.com/LeForgeron/povray/commit/cea994f8e69375f9de809bea5df241f1a269f702
(same branch as before):
* added uv-vector as optional parameter of trace(), after normal
* changed trace_uvmap to trace_uv, for the ones which only wants uv data
and do not care about intersection & normal.
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Attachments:
Download 'traceuv.pov.txt' (1 KB)
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Le_Forgeron <jgr### [at] free fr> wrote:
> You can have the best of both world, now, at >
> https://github.com/LeForgeron/povray/commit/cea994f8e69375f9de809bea5df241f1a269f702
>
> (same branch as before):
> * added uv-vector as optional parameter of trace(), after normal
> * changed trace_uvmap to trace_uv, for the ones which only wants uv data
> and do not care about intersection & normal.
^^
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"And" <49341109@ntnu.edu.tw> wrote:
> Le_Forgeron <jgr### [at] freefr> wrote:
> > You can have the best of both world, now, at >
> >
https://github.com/LeForgeron/povray/commit/cea994f8e69375f9de809bea5df241f1a269f702
> >
> > (same branch as before):
> > * added uv-vector as optional parameter of trace(), after normal
> > * changed trace_uvmap to trace_uv, for the ones which only wants uv data
> > and do not care about intersection & normal.
>
>
> ^^
Waiting a binary release
(Or should I understand how to compile a c++ program)
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