Rutils/maybe-not-useful/clife.r

In manfredo89/ED2io: Manages Input/Output for Ecosystem Demography 2 Model

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#   Function that creates a purple to green colour scheme.                                 #
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clife <<- function(n){
   purple    = c("#DEDEFF","#B7AFE3","#AA80FF","#8C41D8","#5A009A")
   green     = c("#EFFFCF","#C1E573","#89CC14","#4E7F0D","#254400")

   nodes     = c(rev(purple),green)
   nodes     = data.frame(t(col2rgb(nodes)))
   pivot     = round(seq(from=1,to=n,length.out=nrow(nodes)),digits=0)
   rgb.out   = data.frame(t(mapply(FUN=spline,y=nodes,MoreArgs=list(x=pivot,n=n))))$y
   rgb.out   = lapply(X=rgb.out,FUN=as.integer)
   rgb.out   = lapply(X=rgb.out,FUN=pmax,  0)
   rgb.out   = lapply(X=rgb.out,FUN=pmin,255)
   rgb.out   = rgb(r=rgb.out$red,g=rgb.out$green,b=rgb.out$blue,maxColorValue=255)
   return(rgb.out)
}#end function clife
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#------------------------------------------------------------------------------------------#
#   Function that creates a nice colour scheme.                                            #
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iclife <<- function(n){
   rgb.out   = rev(clife(n=n))
   return(rgb.out)
}#end function iclife
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