[R] imagenrgb: Function to display RGB images in R

Peter Dalgaard BSA p.dalgaard at biostat.ku.dk
Fri Aug 31 13:45:54 CEST 2001


Kjetil Kjernsmo <kjetil.kjernsmo at astro.uio.no> writes:

> On Fri, 31 Aug 2001, Philippe Grosjean wrote:
> 
> >Matlab, Mathematica, Mathcad and probably many others have such kind of
> >functionnality... why not R?
> 
> Somebody has to write the code.... :-)
> 
> Being an astronomer, I recognize that R lacks many of the features that
> the software the rest of the Institute uses.
> 
> However, having realized the power of R, I'm confident that R can be used
> as a framework for making better software than what currently exists.
> 
> There are three ways of doing this:
> 1) You write the code yourself,
> 2) You pay somebody to do it, or
> 3) You convince somebody it is really, really cool.
> Since everybody has got things they feel are very interesting, the last
> point doesn't happen very often.

4) You snoop around a little and discover that there is a tiny thing
   to change *then* goto 1) or goto 3)

In the present case, we already have image() this takes z values,
looks them up in a palette and plots the result as RGB. What would it
take to bypass the palette and interpret z as (say) 24-bit RGB
directly?

-- 
   O__  ---- Peter Dalgaard             Blegdamsvej 3  
  c/ /'_ --- Dept. of Biostatistics     2200 Cph. N   
 (*) \(*) -- University of Copenhagen   Denmark      Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk)             FAX: (+45) 35327907
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