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levelplot
2011 Dec 31
2
How to color a region in a contour plot with the contour being the boundary?
...n the beginning for z <= 0.02 and many whites for z > 50
## trial 1
pdf(file="levelplot1.pdf", width=6, height=6)
image(x, y, z, xaxs="r", yaxs="r", col=zcols)
contour(x, y, z, levels=c(0.02, 1, 5, 10, 20, 50, 500), add=TRUE)
dev.off()
## trial 2
pdf(file="levelplot2.pdf", width=6, height=6)
image(x, y, z, xaxs="r", yaxs="r", col=zcols, oldstyle=TRUE)
contour(x, y, z, levels=c(0.02, 1, 5, 10, 20, 50, 500), add=TRUE)
dev.off()