[PD] GEM / pix objects : limiting colours

[chris clepper]

On 3/11/07, Sciss <contact at sciss.de> wrote:
>
> mac intel. however the pix_offset help file says "When adding an
> offset to each color-channel, no clipping is done. Thus you can wrap
> around the color-space", so probably it behaves right, only in my
> case i want to prevent wrapping ...


The PPC code does not wrap around since Altivec has saturating addition.
Maybe MMX lacks that.  I'll check when I have the time.
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