On Mon, 17 Aug 2009 09:02:31 +0700 Mikhail Gusarov <dotted...@dottedmag.net> said:
> > Twas brillig at 11:42:20 17.08.2009 UTC+10 when ras...@rasterman.com did gyre > and gimble: > > CH(R> On Sun, 16 Aug 2009 20:25:10 +0700 Mikhail Gusarov > <dotted...@dottedmag.net> CH(R> said: > > >> This is needed for E-Ink devices outta there. Names of new files, > >> configure.ac variables and macros are awful, suggestions are welcome. > > CHR> strange that u use a palette table lookup and you like to use rgb > CHR> weighting on conversion to grayscale :) > > Well, I would ask X server for RGB values available in palette (is there > approprite X request for this?), sort them and build Voronoi's diagram you can query palettes in x - yes. XGetRGBColormaps() to read colormaps. but i don't quite know how your x is set up? is it set up that its default visual is a greyscale one? or indexed color? truecolor? > for optimal RGB->values mapping, but I felt it is kind of overkill :) > Though it can be useful as a super-generic super-slow high-quality > fallback. > > So I relied on the fact palette filler in EFL provides uniform filling, > and hence the grayscale palette is a linear approximation of full-range > 0..255 grayscale, so index in palette corresponds to the luminance > picewise-linearily. > > </pretension to know math> > > -- > http://fossarchy.blogspot.com/ > -- ------------- Codito, ergo sum - "I code, therefore I am" -------------- The Rasterman (Carsten Haitzler) ras...@rasterman.com ------------------------------------------------------------------------------ Let Crystal Reports handle the reporting - Free Crystal Reports 2008 30-Day trial. Simplify your report design, integration and deployment - and focus on what you do best, core application coding. Discover what's new with Crystal Reports now. http://p.sf.net/sfu/bobj-july _______________________________________________ enlightenment-devel mailing list enlightenment-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/enlightenment-devel