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Re: Force 8bit display ? [message #47284 is a reply to message #47283] Wed, 01 February 2006 07:51 Go to previous messageGo to previous message
L. Testut is currently offline  L. Testut
Messages: 16
Registered: January 2006
Junior Member
> I'd try DEVICE, PSEUDO_COLOR=8 if you are *really* convinced
> this retro look is what you want.

This doesn't set my display to a PseudoColor 8-bit ?
my display seems to be is locked to TrueColor 24-bit.
IDL> device, get_visual_name=name, get_visual_depeth=depth
always return me depth=24 and name=TrueColor even after invoking the
magic formula device, pseudo_color=8 ? (because of LINUX and not UNIX
??)

What I want to do is like the example you give in your book (i.e.
change the color whitout plotting again)

IDL> tvlct, 255,0,0,180
IDL> plot,findgen(10),color=180
IDL> tvlct, 255,255,0,180 -> automatically change the color of the plot
to yellow whithout replotting it ?

> I noticed the fans are now dressed in retro basketball outfits,
> with short shorts, etc. You never know about these young people.
> It's a good thing I haven't thrown out all those wide paisley ties!

As the sixties-seventies period are very fashionnable at the moment, I
propose that you build a special color table dedicated to this period

mycolor = getcolor(/seventies) ; return a marvellous beatnik color
table

Cheers,
Laurent
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