[PD] [GEM] pix_write option for rendering a texture only

Patrice Colet pat at mamalala.org
Sat May 24 15:59:39 CEST 2008

I would like rather something like this

[rectangle 4 1.5]

to write in a file what I see into the rectangle only.

it currently work with [pix_record]

cyrille henry a écrit :
> hello,
> unless i misunderstand, what you describe is currently working.
> gemhead 99
> |
> pix_write
> will capture in a file what you can see in the gem windows.
> cyrille
> Patrice Colet a écrit :
>>   Hi, it's possible to render on a video file the texture drawn into a 
>> geo object, but the quality is always poor whatever codec we use (even 
>> uncompressed files), that can be useful for having poor animated 
>> textures, but anyway the quality is never as good as we can get when 
>> we render into picture files (isn't it?).
>>   We can render framebuffer into picture files with the help of 
>> [pix_write], but I don't know any simple solution yet to render 
>> directly into pict files what we can get with the 'unstable' 
>> [pix_record].
>>   The only *multiplatform* solution I'm thinking about is rendering 
>> the framebuffer into tiff files, cropping and transforming them to a 
>> lighter file format with imagemagicks controlled by a script file 
>> loaded with [popen], for having my texture rendered into a decent 
>> quality, that's quite complicated.
>>   So my question that will certainly stay unanswered is/
>>   What about adding a simple option to [pix_write] for rendering into 
>> picture files only the texture created by a gemchain instead of the 
>> framebuffer?
>>   Many thanks if you have a simple answer or another solution.
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