get

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`get`

Gets all of the additive values.

(send an-add-color get r g b) -> void
    r : boxed exact integer in [-1000, 1000]
    g : boxed exact integer in [-1000, 1000]
    b : boxed exact integer in [-1000, 1000]
The r box is filled with the additive value for the red component of the color. The g box is filled with the additive value for the green component of the color. The b box is filled with the additive value for the blue component of the color.