Burned bad by an old bug (FixedPalettes)

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Burned bad by an old bug (FixedPalettes)

Travis Griggs
I sent this 2 weeks ago, but then discovered I was having VWNC  
problems. And then had display problems with my Mac.

> It seriously rankles me when the "I can fix any Smalltalk bug in a  
> couple of minutes because of its superior tools" breaks down. I've  
> just kissed off the whole morning trying to get to the bottom of a  
> weird display bug. And then I laughed. I discovered and fixed this  
> a long time ago. It was painful then. I tried to get some attention  
> to it at the time. I guess I failed.
>
> So I'd like to start the process again. I'll try it in the form of  
> a discussion if others will humor me and participate.
>
> There are basically two ways of encoding colors in bit planes. Each  
> pixel "cell" is turned into a index which accesses a color from a  
> linear lookup table. MappedPalette captures this. The other method  
> is to specify the color components directly by directly  
> interpreting the bits of each "cell". A FixedPalette is a  
> generalized algorithm for how to encode/decode the pixel "cell."
>
> I'm curious how others would expect FixedPalette to work?

--
Travis Griggs
Objologist
"Dying men never wish they'd spent more time at the office"



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