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Add universe-inset parameter #237

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Add universe-inset parameter #237

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Add universe-inset parameter
a11ce Dec 13, 2024
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Document universe-inset
a11ce Dec 13, 2024
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12 changes: 12 additions & 0 deletions htdp-doc/teachpack/2htdp/scribblings/universe.scrbl
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Expand Up @@ -2034,3 +2034,15 @@ Finally, here is the third function, which renders the state as an image:
@bold{Exercise} Design a function that takes care of a world to which the
universe has lost its connection. Is @emph{Result} the proper contract for
the result of this function?

@section[#:tag "universe-extra"]{Extra Features in Racket}

This section documents features of the universe teachpack not available in
the HtDP student languages.

@defparam[universe-inset inset-width (integer-in 0 1000)
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@mfelleisen mfelleisen Dec 13, 2024

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Use the named constant instead of 1000.

#:value 5]{
A @tech[#:doc '(lib "scribblings/guide/guide.scrbl")]{parameter} that controls
the visual inset of the window displayed by @racket[animate] or @racket[big-bang].
The inset usually appears as a white border.
}