dos_rgbtogray - dalefugier/DOSLib GitHub Wiki

Converts a Red-Green-Blue (RGB) color value to an RGB grayscale value.

Syntax

(dos_rgbtogray red green blue)
(dos_rgbtogray rgb)

Parameters

red

The red component of an RGB color value.

green

The green component of an RGB color value.

blue

The blue component of an RGB color value.

rgb

An RGB color value.

Returns

A list containing the grayscale red-green-blue values if successful.

nil on error.

Example

Command: (dos_rgbtogray 255 0 255)
(104 104 104)