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Re: can't change colortable in current window (linux bpp24) [message #16367 is a reply to message #16290]

Mon, 19 July 1999 00:00

davidf
Messages: 2866
Registered: September 1996

Senior Member

Liam Gumley (Liam.Gumley@ssec.wisc.edu) writes:

> I just tried starting IDL on a colleague's laptop running AcceleratedX
> V4.1 in 16 bpp mode. It refused to run IDL in PseudoColor (8-bit) mode,
> and started in TrueColor mode instead (I verified this using 'device,
> get_visual_name=name' to check it wasn't in DirectColor mode). The
> commands
>
> device, decomp=0, retain=2
> loadct, 0
> tvscl, dist(256)
>
> gave a strange rainbow of colors, which did not change when I clicked on
> the graphics window. I'm going to have to investigate this further, but
> it looks like starting the Linux X server with either
>
> startx -- -bpp 8
>
> or
>
> startx -- -bpp 24
>
> is required for reliable IDL operation under Linux. If anyone knows
> otherwise, please let me know.

As far as I know, IDL on Linux has *never* been supported in
16-bit mode. Nor have I ever heard any plans for it to be so
supported. I think these are the only two valid options.

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting
Phone: 970-221-0438 E-Mail: davidf@dfanning.com
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Toll-Free IDL Book Orders: 1-888-461-0155

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[Message index]

		can't change colortable in current window (linux bpp24) By: Olivier ARCHER on Fri, 16 July 1999 00:00
		Re: can't change colortable in current window (linux bpp24) By: David R. Klassen on Tue, 20 July 1999 00:00
		Re: can't change colortable in current window (linux bpp24) By: J.D. Smith on Mon, 19 July 1999 00:00
		Re: can't change colortable in current window (linux bpp24) By: J.D. Smith on Mon, 19 July 1999 00:00
		Re: can't change colortable in current window (linux bpp24) By: davidf on Mon, 19 July 1999 00:00
		Re: can't change colortable in current window (linux bpp24) By: Liam Gumley on Mon, 19 July 1999 00:00

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