Hi, See also ?lattice::xyplot and ?ggplot2::geom_point , either one can do it automatically.
HTH, baptiste On 19 May 2010 12:24, Jannis <bt_jan...@yahoo.de> wrote: > Dears, > > before I start programming my own function I would like to ask you whether > there is any function already available that lets me plot a x/y plot with the > colors of the points determined by scaling a third variable z into a defined > colorramp? > > Until now I am using a wild combination of functions to create a colorvector > by hand, then calling > > plot(x,y,col=colors) > > and then using color.legend() from plotrix to add a colorbar. Is there > anything where I can just call (for example) > > plot(x,y,z) > > > and get a plot and a colorbar next to it? > > If not I have to program that myself because my current way involves a lot of > steps and readjusting plotting regions. > > > Thanks for your help! > > Jannis > > > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
