| polarLAB {colorspace} | R Documentation |
This function creates colors of class “polarLAB”; a subclass of the
virtual color-class class.
polarLAB(L, C, H, names)
L, C, H |
these arguments give the L, C and H coordinates of the colors.
The values can be provided in separate |
names |
A vector of names for the colors (by default the row names of
|
The polarLAB space is a transformation of the CIE L*a*b* space so that the a and b values are converted to polar coordinates. The radial component C measures chroma and the angular coordinate H is measures hue.
An object of class polarLAB which inherits from class color.
Ross Ihaka
RGB, HSV, XYZ,
LAB, polarLAB, LUV,
polarLUV.
## Show the polarLAB space set.seed(1) x <- RGB(runif(1000), runif(1000), runif(1000)) y <- as(x, "polarLAB") head(x) head(y) plot(y)