just add limits=c(-zmax1,zmax1)
to the scale_fill_gradient2-call hth Am 20.12.2017 um 18:21 schrieb Morway, Eric: > I apprecaite the guidance Eik, that works great! I'm also wondering if > you have any pointers for how I might stretch the color scale so that > the max and min values are the same? Right now, the min is -0.064 and > the max is something closer to 0.04. As you can see in what I sent, I > tried adding: > > zmax1 = max(abs(m1)) > > ggplot(..., autoscale = FALSE, zmin = -1 * zmax1, zmax = zmax1) + ... > > to ggplot, but I'm either using the wrong arguments or have not added > them to the correct spot. I haven't been able to find the fix for this > and would very much appreciate any further guidance you can offer for > this last fix. -- Eik Vettorazzi Universitätsklinikum Hamburg-Eppendorf Institut für Medizinische Biometrie und Epidemiologie Martinistraße 52 Gebäude W 34 20246 Hamburg Telefon: +49 (0) 40 7410 - 58243 Fax: +49 (0) 40 7410 - 57790 Web: www.uke.de/imbe -- _____________________________________________________________________ Universitätsklinikum Hamburg-Eppendorf; Körperschaft des öffentlichen Rechts; Gerichtsstand: Hamburg | www.uke.de Vorstandsmitglieder: Prof. Dr. Burkhard Göke (Vorsitzender), Prof. Dr. Dr. Uwe Koch-Gromus, Joachim Prölß, Martina Saurin (komm.) _____________________________________________________________________ SAVE PAPER - THINK BEFORE PRINTING ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.