x2col: Convert numbers or matrices into colors with transparency

In tkonopka/shrt: short R code

Description

The name is short for: convert (x) (to) a (col)or with transparency shading. Useful for generating heatmaps.

Usage

x2col(x, col = c("#0000ff", "#ff0000"), maxval = 1, bgcol = "#ffffff")

Arguments

x	numeric vector or matrix.
col	vector of two colors in #XXXXXX format. First element determines color associated with negative values. Second element determines color associated with positive values
maxval	numeric. Value for which color reaches saturation.
bgcol	color of background. Colors with full transparency will be replaced with this bg color instead.

tkonopka/shrt documentation built on March 5, 2020, 2:51 p.m.