Fast Conversion of R Colors to Color Component Values and Native Packed Integer Format


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Documentation for package ‘colorfast’ version 1.0.1

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col_to_int Fast conversion of colors-as-strings to an integer vector of packed RGBA values.
col_to_rgb Fast conversion of colors-as-strings to a matrix of RGBA integers
int_to_col Fast conversion of colors-as-packed-RGBA-integers to hexadecimal
set_alpha Set alpha value of integer colors