Show a colormap with a scatterplot

What to look for:

Usage

pal.scatter(pal, n = 50, main = "")

Arguments

pal

A palette function or a vector of colors.

n

The number of colors to display for palette functions.

main

Main title

Value

None.

Details

1. Can the colors of each point be uniquely identified?

References

None.

Author

Kevin Wright

Examples

pal.scatter(glasbey, n=31, main="glasbey") # FIXME add legend

pal.scatter(parula, n=10) # not a good choice