Xiaolin Wu's line algorithm: Difference between revisions

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-I thought it would be amusing to modify the code to use the macro system, and so I made the following second version. Note also that the <code>steep</code> variable is gone.
+I thought it would be amusing to modify the code to use the R7RS-small macro system, and so I made the following second version. Note also the variable <code>steep</code> is gone.
 <syntaxhighlight lang="scheme">
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