search for: ccolors

Hi all,I would like to draw a simple circle where the color gradient follows the rule color = 1/(r^2) where r is the distance from the circle. I would also like to add a color bar with values going from -40 to -110 (and associate those with the color gradient that fills the circle). So far I experiemented with draw circle

Hi, I'd like to use a custom color sequence (black - low values, green - high values) in am image() plot. While I can specify colors (say a sequence of grays) to the col argument, the ordering is getting messed up. I have two questions: 1. How can I get a sequence of say 256 colors starting from black and ending in green? 2. How is this specified to image() such that it uses the colors in

On Tue, 18-Dec-2007 at 11:21AM -0500, James W. MacDonald wrote: |> Duncan Murdoch wrote: |> > Yes, I agree. (As an aside, there's actually a capital S in |> > smoothScatter(), and it's a bit of a pain to install, because |> > geneplotter depends on something that depends on DBI, which is not so |> > easily available these days.) |> |> Somehow I always