require("ggplot2") Discs<-read.csv("FullMicromodel.discs",head=FALSE,sep=" ") colnames(Discs)<-c("cx","cy","radius") L=0.45 # Extract some subset from the interior of the discs SubDiscs<-subset(Discs,Discs$cy>0.9-L) SubDiscs<-subset(SubDiscs,SubDiscs$cy<0.9+L) SubDiscs<-subset(SubDiscs,SubDiscs$cx>0.9-L) SubDiscs<-subset(SubDiscs,SubDiscs$cx<0.9+L) SubDiscs$cx<-SubDiscs$cx-0.9+L SubDiscs$cy<-SubDiscs$cy-0.9+L write.table(SubDiscs,file="DiscPack.in",quote=FALSE,row.names=FALSE,col.names=FALSE,sep=" ") ShowPlot<-ggplot(SubDiscs)+geom_circle(aes(x0=cx,y0=cy,r=radius))