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fix (my own) docs stupidity

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Robby Findler 2010-12-17 16:00:41 -06:00
parent b6167c23d5
commit 7a945785f3
1 changed files with 9 additions and 9 deletions
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18
collects/teachpack/2htdp/scribblings/image.scrbl
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@ -1110,15 +1110,15 @@ more expensive than with the other shapes.
} }
@deftogether[(@defproc[(freeze [image image?]) image?]{} @defproc*[([(freeze [image image?]) image?]
@defproc[(freeze [width (and/c real? (not/c negative?))] [(freeze [width (and/c real? (not/c negative?))]
[width (and/c real? (not/c negative?))] [width (and/c real? (not/c negative?))]
[image image?]) image?]{} [image image?]) image?]
@defproc[(freeze [x real?] [(freeze [x real?]
[y real?] [y real?]
[width (and/c real? (not/c negative?))] [width (and/c real? (not/c negative?))]
[width (and/c real? (not/c negative?))] [width (and/c real? (not/c negative?))]
[image image?]) image?]{})]{ [image image?]) image?])]{
Freezing an image internally builds a bitmap, crops the image, draws the cropped image Freezing an image internally builds a bitmap, crops the image, draws the cropped image
into the bitmap and then into the bitmap and then
uses the bitmap to draw that image afterwards. Typically this is used as a performance uses the bitmap to draw that image afterwards. Typically this is used as a performance