Rosetta Code

Ray-casting algorithm: Difference between revisions

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Ray-casting algorithm (view source)

Revision as of 23:25, 29 March 2010

12 bytes removed ,  14 years ago
→‎{{header|Haskell}}
Line 497:
rayIntersects =
intersects p line &&
(not (py =/= ay) || by < py) &&
(not (py =/= by) || ay < py)
((ax, ay), (bx, by)) = side
line = carrier side</lang>
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