Handbook
Glossary
>rgba-components ( object -- r g b a )
Colors
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>rgba ( color -- rgba )
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Color protocol
Vocabulary
colors
Inputs
object
an
object
Outputs
r
an
object
g
an
object
b
an
object
a
an
object
Definition
USING:
accessors
combinators
;
IN:
colors
:
>rgba-components
( object -- r g b a )
>rgba
{
[
red>>
]
[
green>>
]
[
blue>>
]
[
alpha>>
]
}
cleave
;
inline