X11 Device Driver

Friedrich Leisch Friedrich.Leisch@ci.tuwien.ac.at
Fri, 2 Apr 1999 09:05:47 +0200 (CEST)


>>>>> On Fri, 2 Apr 1999 16:35:30 +1200 (NZST),
>>>>> Ross Ihaka (RI) wrote:

RI> I have made some modifications to the X11 graphics driver so that it is
RI> more flexible about its use of colors.  I have added a new parameter to
RI> the X11/x11 function which controls this.  The parameter is currently
RI> called "colormodel" and works as follows:

RI> 	colormodel = 0		Monochrome graphics
RI> 	colormodel = 1		Grayscale (256 shades)
RI> 	colormodel = 2		Pseudocolor1
RI> 	colormodel = 3		Pseudocolor2
RI> 	colormodel = 4		Truecolor

RI> Pseudocolor1 allocates as big a color cube as possible and then
RI> approximates requested colors with colors from the cube.

don't know if that's possible, but how hard would it be to optionally
limit the size of the cube? I have something in mind like only
allowing 64 colors or whatever to be able to start other applications
(and leaving them some room in the colormap) after R has started.

Netscape.maxImageColors worked always fine for me ...


.f
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