[PD] GEM / pix objects : limiting colours

Sciss contact at sciss.de
Sun Mar 18 21:54:26 CET 2007

i managed to build GEM from the CVS, but the problem is same as  
before (see attached image : the dark blue portion in the top-left  
should be 100% white) ... i checked on PPC, there it looks good (also  
looks good with the previous GEM version)

ciao, -sciss-

Am 12.03.2007 um 11:15 schrieb IOhannes m zmoelnig:

> Sciss wrote:
>> ok, but let me know if there's any kind of work around ... i guess
>> internally everything is int8 not float32? because if float32 (-- i
>> don't want to degrade the bit-resolution... --), i could do pix_gain
>> 0.5 before the colourization, then afterwards a pix_gain 2.0 with
>> saturation ...
> right, gem handles colors as 8bit integer values, so you are out of  
> luck
> here.
> however, i just added the changes for saturated maths in  
> [pix_offset] to
> the CVS, so check it out recompile and report whether it works as  
> expected.
> mfga.-sdr
> IOhannes

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