gre.rgb

gre.rgb(
    r,
    g,
    b,
    [a]
)
		    

Create a color number value from the individual red, green and blue color components. An optional fourth argument, alpha, may be provided.

Parameters: r The red color field as a value from 0-255 g The green color field as a value from 0-255 b The blue color field as a value from 0-255 a An optional alpha value from 0-255

Returns: A number value that represents the combined red, green, blue and alpha values Example:

-- Create a grey single color value
local grey = gre.rgb(100, 100, 100)

-- Extract the red, green and blue values from the grey
local r, g, b = gre.torgb(grey)		    
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