[GEM-dev] proper alpha channels in GEM?

[Patrice Colet]

This test is successfull, thanks.

Jack a écrit :
> Hello,
> I think that alpha channel only work with TIFF format in RVB 32 bit image.
> Have a look on the patch.
> 
> Jack
> 
> 
> Le 22 oct. 07 à 16:14, Patrice Colet a écrit :
> 
>> Hello, I've looked into pd-list archive and found this thread.
>>
>> Is it possible to load a picture with an alpha channel with pix_image?
>>
>> when I load such picture (both jpg and png) nothing happens (no console
>> message), no image is loaded.
>> My RGBA pictures are made with inkscape.
>>
>>   +++++++++++++++++++++++++++++++++++++++++++++++++
>>
>> message was:
>>
>> Subject:  Re: proper alpha channels in GEM?
>> List-id:  the PureData - mailinglist <pd-list.iem.at>
>>
>> Yeah, I set the internal texture format in pix_texture to RGB instead of
>> RGBA by mistake. I'm probably going to recompile the stuff for my page
>> tonight and tomorrow, and I will post to the list when they are up.
>>
>> cgc
>>
>> At 4:31 PM -0500 11/29/03, doktorp wrote:
>>
>> Hi
>>
>>
>> Ive been casually playing around with GEM and pix_image. I cant seem to
>> get it to display an pix with an alpha channel properly. Is there
>> something special I must do> Ive been making images in photoshop and
>> adding an alpha channel manually, and then exporting them in various
>> formats (all powers of 2). The image usually loads fine, but with no 
>> alpha.
>>
>> I am of course enabling alpha blending with the [alpha] object.
>>
>> any hints?
>>
>> thanks!
>>
>> -dok
>>
>>
>>
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>