convColorToTransp: Assign new transparency to given colors
Description
This function alows (re-)defining a new transparency. A color encoding vector will be transformed to the same color(s) but with new transparency (alpha).
Usage
convColorToTransp(color, alph = 1)
Value
character vector (of same length as input) with color encoding for new transparency
Arguments
color
(character) color input
alph
(numeric) transparency value (1 for no transparency, 0 for complete opaqueness), values <1 will be treated as percent-values